CN219139433U

CN219139433U - Door-opening interlocking exhaust device

Info

Publication number: CN219139433U
Application number: CN202223600331.8U
Authority: CN
Inventors: 刘胜兵; 王善林; 杨珊珊
Original assignee: Qingdao Redbutterfly Precision Materials Co ltd
Current assignee: Qingdao Redbutterfly Precision Materials Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-06
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to the technical field of exhaust devices, and discloses a door-opening interlocking exhaust device, which solves the problem that the reagent in a reagent warehouse leaks and volatilizes, and an administrator is easy to inhale when entering the reagent warehouse, and the door-opening interlocking exhaust device comprises a reagent warehouse body, wherein a door pocket is embedded at one end of the reagent warehouse body, an opening and closing door is rotatably connected in the door pocket, a shell is embedded at one side of the reagent warehouse body, a micro switch is communicated with or closed by the opening and closing state of the opening and closing door, a motor driving gear is meshed with an arc-shaped rack, so that an annular ring drives a deflector rod to move, the deflector rod can push a transmission plate to move, the transmission plate drives an outer connecting shaft to rotate, a valve plate rotates, a connecting pipeline is opened, an exhaust fan sucks air flow in the reagent warehouse body to form forced exhaust, and the reagent warehouse body has good exhaust replacement effect in a short time, so that the administrator can enter the reagent warehouse, and personnel health damage caused by volatilized gas can not happen.

Description

Door-opening interlocking exhaust device

Technical Field

The utility model belongs to the technical field of exhaust devices, and particularly relates to a door-opening interlocking exhaust device.

Background

In the field of chemical reagent storage, almost all chemical reagent finished product warehouses, whether manufacturing enterprises or using enterprises, are stored in warehouses or in storage cabinets, reagent cabinets, drug cabinets and the like at present. Almost all the storage environments of the reagents are closed spaces, no air flows, leakage, volatilization and the like inevitably occur in the whole storage period, and harmful gases are easy to be inhaled by an administrator each time to cause harm to the body, so that a door-opening interlocking exhaust device is designed.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the door-opening interlocking exhaust device, which effectively solves the problems that the reagent in the reagent warehouse leaks and volatilizes at present, and an administrator easily inhales to influence health when entering.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the door opening interlocking exhaust device comprises a reagent library body, wherein a door pocket is embedded at one end of the reagent library body, an opening and closing door is rotatably connected inside the door pocket, a shell is embedded at one side of the reagent library body, an exhaust fan is arranged inside the shell, an air purifier is arranged at one side of the exhaust fan, a valve component is arranged at one side of the outer part of the shell, a micro switch is embedded at one side of the inner part of the door pocket, and the micro switch is electrically connected with the exhaust fan, the air purifier and the valve component;

the valve assembly comprises a connecting pipeline connected with the side end of the shell, cross frames are connected to two sides of the inner portion of the connecting pipeline, an axle seat is connected between the two cross frames, a valve plate is distributed on the circumference of the outer end of the axle seat, one end of the valve plate is fixedly connected with an inner connecting shaft, the inner connecting shaft is rotationally connected with the axle seat, one end of the valve plate, far away from the inner connecting shaft, is fixedly connected with an outer connecting shaft, and the outer connecting shaft is rotationally connected with the connecting pipeline.

Preferably, the circumference of the outer wall of the connecting pipeline is connected with a U-shaped plate, and an annular ring is movably connected inside the U-shaped plate.

Preferably, one end of the outer connecting shaft extends to the connecting pipeline to be fixedly connected with a transmission plate, a movable groove is formed in one side of the upper end of the transmission plate, a deflector rod is connected to the circumference of the outer wall of the annular ring, and the deflector rod is located in the movable groove.

Preferably, one side of the outer end of the connecting pipeline is connected with a motor base, a motor is installed at the upper end of the motor base, the output end of the motor is connected with a gear, one end of the gear is meshed with an arc-shaped rack, the arc-shaped rack is fixedly connected with the annular ring, and two sides of the arc-shaped rack are respectively connected with a stop block.

Preferably, a protective shell is sleeved outside the valve assembly, and the protective shell is connected with the shell.

Preferably, the shell is arranged in a hollow structure, through holes are formed in the two ends of the shell in a penetrating mode, and a filter screen is connected to the inside of the through holes on one side, away from the valve component, of the shell.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the micro switch is connected to exhaust or close through the opening and closing state of the opening and closing door, the motor drives the gear to be meshed with the arc-shaped rack, so that the annular ring drives the deflector rod to move, the deflector rod can push the transmission plate to move, the transmission plate drives the outer connecting shaft to rotate, the valve plate rotates, the connecting pipeline is opened, the exhaust fan sucks air flow in the reagent storage body to form forced exhaust, and an administrator can enter the reagent storage body in a short time due to the fact that the opening and closing door is opened, so that health damage of personnel caused by volatile gas is avoided.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic view of an assembled structure of the present utility model;

FIG. 2 is a schematic diagram of the connection structure of the protective shell according to the present utility model;

FIG. 3 is a schematic view of the mounting structure of the suction fan of the present utility model;

FIG. 4 is a schematic view of the mounting structure of the valve assembly of the present utility model;

FIG. 5 is a schematic view of the connection structure of the filter screen of the present utility model;

FIG. 6 is a schematic view of the valve assembly of the present utility model;

in the figure: 1. a reagent library body; 2. a door pocket; 3. an opening/closing door; 4. a housing; 5. an exhaust fan; 6. an air cleaner; 7. a valve assembly; 701. a connecting pipe; 702. a cross; 703. a shaft seat; 704. a valve plate; 705. an inner connecting shaft; 706. an outer connecting shaft; 707. a U-shaped plate; 708. an annular ring; 709. a drive plate; 710. a movable groove; 711. a deflector rod; 712. a motor base; 713. a motor; 714. a gear; 715. an arc-shaped rack; 716. a stop block; 8. a micro-switch; 9. a protective shell; 10. and (5) a filter screen.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; 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.

1-6, the utility model includes reagent storehouse body 1, one end of reagent storehouse body 1 inlays and is equipped with door pocket 2, door pocket 2 inside rotates and connects with opening and shutting door 3, one side of reagent storehouse body 1 inlays and is equipped with casing 4, casing 4 internally mounted has air exhauster 5, one side of air exhauster 5 installs air purifier 6, is used for carrying on the filtration purification treatment to the exhaust gas of suction, avoid polluting, one side of casing 4 outside installs valve assembly 7, one side of door pocket 2 inside inlays and is equipped with micro-gap switch 8, micro-gap switch 8 is connected with air exhauster 5, air purifier 6 and valve assembly 7 electricity, the outside cover of valve assembly 7 is equipped with protecting shell 9, protecting shell 9 is connected with casing 4, can play the guard action to valve assembly 7 through protecting shell 9, casing 4 is the hollow form structure setting, and both ends run through and offer the through-hole, the through-hole internal connection of one side far away from valve assembly 7 has filter screen 10, can avoid external impurity to get into;

the valve assembly 7 comprises a connecting pipeline 701 connected with the side end of the shell 4, cross frames 702 are connected to two sides of the inside of the connecting pipeline 701, a shaft seat 703 is connected between the two cross frames 702, valve plates 704 are circumferentially distributed at the outer ends of the shaft seat 703, one end of each valve plate 704 is fixedly connected with an inner connecting shaft 705, each inner connecting shaft 705 is rotationally connected with the shaft seat 703, one end of each valve plate 704, far away from each inner connecting shaft 705, is fixedly connected with an outer connecting shaft 706, each outer connecting shaft 706 is rotationally connected with the connecting pipeline 701, the outer wall circumference of each connecting pipeline 701 is connected with a U-shaped plate 707, the inside of each U-shaped plate 707 is movably connected with an annular ring 708, one end of each outer connecting shaft 706 extends to the connecting pipeline 701, a driving plate 709 is fixedly connected with a driving rod 711, one side of the upper end of each driving plate 709 is provided with a movable groove 710, one side of the outer end of each driving plate 709 is connected with a motor seat 712, a motor seat 712 is installed at the upper end of each motor seat 712, the output end of each motor 713 is connected with a gear 714, one end of each gear 714 is meshed with an arc-shaped rack 715, and both sides of each arc-shaped rack 715 are fixedly connected with each annular ring 708.

Working principle: the exhaust device is embedded on the side wall of the reagent reservoir body 1, the micro switch 8 is connected with electric elements of all parts in the device through wires, the micro switch 8 is embedded on the door pocket 2, when the opening and closing door 3 of the reagent reservoir body 1 is opened, at the moment, the micro switch 8 is connected with a circuit of an exhaust branch, the motor 713 drives the gear 714 to rotate, the gear 714 is meshed with the arc-shaped rack 715, so that the annular ring 708 rotates along the outer part of the U-shaped plate 707, the annular ring 708 drives the deflector 711 to move along with the movement of the annular ring 708, the deflector 711 is limited by the movable groove 710, the transmission plate 709 can be pushed to move, the transmission plate 709 drives the outer connecting shaft 706 to rotate, the valve plate 704 rotates, the connecting pipeline 701 is opened, meanwhile, the exhaust fan 5 is started, the air flow in the reagent reservoir body 1 is sucked, forced exhaust is formed, and an administrator can enter in the reagent reservoir body 1 because the opening and in a short time, in addition, the sucked air flow can be filtered and purified through the air purifier 6, so that the environment is prevented from being polluted by harmful gas in the reagent reservoir body 1;

when the manager uses the device, the door 3 is closed, at this time, the micro switch 8 turns on the circuit of the closed branch, the motor 713 drives the gear 714 to engage with the arc rack 715 for transmission, so that the annular ring 708 rotates, and the driving plate 709 is driven by the driving lever 711 to restore to the initial state, and the valve plate 704 restores to the closed state, thereby ensuring the closed environment inside the reagent library body 1.

Claims

1. The utility model provides a chain exhaust apparatus opens door, includes reagent storehouse body (1), its characterized in that: one end of the reagent warehouse body (1) is embedded with a door pocket (2), the inside of the door pocket (2) is rotationally connected with an opening and closing door (3), one side of the reagent warehouse body (1) is embedded with a shell (4), the inside of the shell (4) is provided with an exhaust fan (5), one side of the exhaust fan (5) is provided with an air purifier (6), one side of the outside of the shell (4) is provided with a valve component (7), one side of the inside of the door pocket (2) is embedded with a micro switch (8), and the micro switch (8) is electrically connected with the exhaust fan (5), the air purifier (6) and the valve component (7);

the valve assembly (7) comprises a connecting pipeline (701) connected with the side end of the shell (4), cross frames (702) are connected to two sides of the inner portion of the connecting pipeline (701), shaft bases (703) are connected between the two cross frames (702), valve plates (704) are circumferentially distributed at the outer ends of the shaft bases (703), one end of each valve plate (704) is fixedly connected with an inner connecting shaft (705), the inner connecting shafts (705) are rotationally connected with the shaft bases (703), one end of each valve plate (704) away from the inner connecting shaft (705) is fixedly connected with an outer connecting shaft (706), and the outer connecting shafts (706) are rotationally connected with the connecting pipeline (701).

2. The door-opening interlocking exhaust apparatus according to claim 1, wherein: the circumference of the outer wall of the connecting pipeline (701) is connected with a U-shaped plate (707), and an annular ring (708) is movably connected inside the U-shaped plate (707).

3. The door-opening interlocking exhaust apparatus according to claim 1, wherein: one end of the outer connecting shaft (706) extends to the outside of the connecting pipeline (701) and is fixedly connected with a transmission plate (709), a movable groove (710) is formed in one side of the upper end of the transmission plate (709), a deflector rod (711) is connected to the circumference of the outer wall of the annular ring (708), and the deflector rod (711) is located in the movable groove (710).

4. The door-opening interlocking exhaust apparatus according to claim 1, wherein: the motor cabinet (712) is connected with one side of the outer end of the connecting pipeline (701), the motor (713) is installed at the upper end of the motor cabinet (712), the gear (714) is connected with the output end of the motor (713), one end of the gear (714) is connected with the arc-shaped rack (715) in a meshed mode, the arc-shaped rack (715) is fixedly connected with the annular ring (708), and the two sides of the arc-shaped rack (715) are connected with the stop blocks (716).

5. The door-opening interlocking exhaust apparatus according to claim 1, wherein: the valve assembly (7) is externally sleeved with a protective shell (9), and the protective shell (9) is connected with the shell (4).

6. The door-opening interlocking exhaust apparatus according to claim 1, wherein: the shell (4) is of a hollow structure, through holes are formed in the two ends of the shell in a penetrating mode, and a filter screen (10) is connected to the inner portion of the through hole at one side, away from the valve assembly (7), of the shell.