CN211173815U

CN211173815U - Electromagnetic compatibility laboratory pneumatic shielding door

Info

Publication number: CN211173815U
Application number: CN201921761437.1U
Authority: CN
Inventors: 王耀华
Original assignee: Suzhou Kebiao Testing Co ltd
Current assignee: Suzhou Kebiao Testing Co ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-08-04
Anticipated expiration: 2029-10-21

Abstract

The utility model discloses an electromagnetic compatibility laboratory pneumatic shield door, including door frame and door plant, the door plant passes through hinge and door frame swing joint, the left end fixedly connected with box body on the positive surface of door plant, the middle part of box inner chamber is rotated through the bearing and is connected with the gear, the upper and lower both ends at the gear back all are rotated through the pivot and are connected with the trace, the upper and lower both ends of box body left end all rotate through the bearing and are connected with the buckle, the right side fixedly connected with carousel of buckle, the surface cover of carousel left side rear end pivot is equipped with the bearing housing, and the bearing housing has first cylinder with the other end fixed connection of trace, the upper portion fixed mounting of box inner chamber right-hand member. The utility model discloses a box body, carousel, bearing housing, first cylinder, first push rod, pinion rack, second push rod, second cylinder, trace, buckle and gear mutually support, have solved present shield door and have all adopted manual connecting rod formula switch, the problem that people used not convenient for.

Description

Electromagnetic compatibility laboratory pneumatic shielding door

Technical Field

The utility model relates to an electromagnetic compatibility laboratory paraphernalia technical field specifically is electromagnetic compatibility laboratory pneumatic shield door.

Background

The electromagnetic compatibility laboratory is a special laboratory established for carrying out electromagnetic compatibility tests, the electromagnetic compatibility refers to the capability of an electromagnetic system and a subsystem to work normally in respective electromagnetic environments without reducing the working performance due to electromagnetic interference, the electromagnetic compatibility is the same as the familiar safety of people, and is one of the most important indexes of product quality, which relates to personal and environmental protection, and is often in the daily life of people, so that the listening or watching quality is easily reduced if an outdoor automobile runs through when people listen to radio or watch television programs normally; when people play electronic game machines at home, certain channels of adjacent home televisions cannot be watched normally, which means that electromagnetic interference is generated by equipment with electricity and switches, so that a screen door is needed, but the existing screen door is opened and closed by a manual connecting rod and is inconvenient for people to use, and therefore, the pneumatic screen door for the electromagnetic compatibility laboratory is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electromagnetic compatibility laboratory pneumatic shield door possesses the advantage that facilitates the use, has solved present shield door and has all adopted manual connecting rod formula switch, the problem that people used not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: the pneumatic shielding door for the electromagnetic compatibility laboratory comprises a door frame and a door plate, wherein the door plate is movably connected with the door frame through a hinge, a box body is fixedly connected to the left end of the front surface of the door plate, a gear is rotatably connected to the middle part of an inner cavity of the box body through a bearing, a linkage rod is rotatably connected to the upper end and the lower end of the back surface of the gear through a rotating shaft, a buckle is rotatably connected to the upper end and the lower end of the left end of the box body through a bearing, a rotary disc is fixedly connected to the right side of the buckle, a bearing sleeve is sleeved on the outer surface of a rotating shaft at the rear end of the left side of the rotary disc and fixedly connected with the other end of the linkage rod, a first air cylinder is fixedly installed at the upper part of the right end of the inner cavity of the box body, a first push rod is arranged on the first air cylinder, the second cylinder is provided with a second push rod, the other end of the second push rod is fixedly connected with the bottom of the toothed plate, and the front face of the box body is fixedly connected with a box cover.

Preferably, the handle is fixedly installed at the left end of the front face of the box cover, and anti-skid grains are arranged on the outer surface of the handle.

Preferably, the rotating shaft on the gear penetrates through the box cover and extends to the front of the front face of the box cover, and the outer surface of the rotating shaft of the gear is provided with a rotating handle.

Preferably, a switch button is fixedly mounted on the lower portion of the front surface of the box cover, and an output end of the switch button is electrically connected with the input ends of the second cylinder and the second cylinder respectively.

Preferably, the door frame is provided with a groove, the door plate is provided with a convex block, the convex block is movably connected with the groove, and the inner cavity of the groove is provided with a conductive sponge.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a first cylinder, can promote first push rod downstream, utilize the second cylinder, can promote second push rod upstream, just so can control the pinion rack and reciprocate, press shift knob when needs open the door, first cylinder promotes first push rod downstream, thereby drive the pinion rack downstream, utilize the pinion rack to drive gear revolve, can drive the trace and remove to gear center direction when gear revolve, thereby it rotates to drive the buckle, make the door plant separate with the door frame, do not need manual rotation just can open, make the switch more laborsaving, the problem of present shield door all adopt manual connecting rod formula switch has been solved, be not convenient for people to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a rear view of the lid of the present invention;

fig. 3 is a schematic view of the door frame and the door panel of the present invention.

In the figure: 1. a door frame; 2. a door panel; 3. a box cover; 4. a switch button; 5. turning a handle; 6. a handle; 7. a box body; 8. a turntable; 9. a bearing housing; 10. a first cylinder; 11. a first push rod; 12. a toothed plate; 13. a second push rod; 14. a second cylinder; 15. a linkage rod; 16. buckling; 17. a groove; 18. a bump; 19. a gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a door frame 1, door plant 2, lid 3, shift knob 4, change 5, handle 6, box body 7, carousel 8, bearing housing 9, first cylinder 10, first push rod 11, pinion rack 12, second push rod 13, second cylinder 14, trace 15, buckle 16, recess 17,

lug

18 and 19 parts of gear are the general standard or the part that technical staff in the field knows, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-3, the pneumatic shielded door for the electromagnetic compatibility laboratory comprises a door frame 1 and a door plate 2, wherein the door plate 2 is movably connected with the door frame 1 through a hinge, a groove 17 is formed on the door frame 1, a bump 18 is formed on the door plate 2, the bump 18 is movably connected with the groove 17, a conductive sponge is arranged in an inner cavity of the groove 17, the bump 18 is contacted with the conductive sponge when the shielded door is closed, so that the conductivity of the whole insulated door reaches a maximum value, a box body 7 is fixedly connected to the left end of the front surface of the door plate 2, a gear 19 is rotatably connected to the middle part of the inner cavity of the box body 7 through a bearing, the upper end and the lower end of the back surface of the gear 19 are rotatably connected with a linkage rod 15 through a rotating shaft, the upper end and the lower end of the left end of the box body, the bearing sleeve 9 is fixedly connected with the other end of the linkage rod 15, the upper part of the right end of the inner cavity of the box body 7 is fixedly provided with a first air cylinder 10, the first air cylinder 10 is provided with a first push rod 11, the other end of the first push rod 11 is fixedly connected with a toothed plate 12, the toothed plate 12 is meshed with a gear 19, the lower part of the right end of the box body 7 is fixedly provided with a second air cylinder 14, the second air cylinder 14 is provided with a second push rod 13, the other end of the second push rod 13 is fixedly connected with the bottom of the toothed plate 12, the front surface of the box body 7 is fixedly connected with a box cover 3, the first push rod 11 can be pushed to move downwards by the first air cylinder 10, the second push rod 13 can be pushed to move upwards by the second air cylinder 14, so that the toothed plate 12 can be controlled to move upwards and downwards, when the door needs to be opened, the switch button 4 is pressed, the first, utilize pinion rack 12 to drive gear 19 and rotate, can drive trace 15 when gear 19 rotates and remove to gear 19 central direction, thereby drive buckle 16 and rotate, make door plant 2 and door frame 1 separation, do not need manual rotation just can open, make the switch more laborsaving, present shielded gate has all adopted manual connecting rod formula switch to have solved, the problem of people's use of being not convenient for, the positive left end fixed mounting of lid 3 has handle 6, the surface of handle 6 is provided with anti-skidding line, pivot on the gear 19 runs through lid 3 and extends to the positive front of lid 3, the surface of gear 19 pivot is provided with commentaries on classics handle 5, the lower part fixed mounting on the positive surface of lid 3 has shift knob 4, shift knob 4's output respectively with the input electric connection of second cylinder 14 and second cylinder 14.

When the door is used, the first cylinder 10 can push the first push rod 11 to move downwards, the second cylinder 14 can push the second push rod 13 to move upwards, so that the toothed plate 12 can be controlled to move upwards and downwards, the switch button 4 is pressed when the door needs to be opened, the first cylinder 10 pushes the first push rod 11 to move downwards, so as to drive the toothed plate 12 to move downwards, the toothed plate 12 is used for driving the gear 19 to rotate, the gear 19 drives the linkage rod 15 to move towards the central direction of the gear 19 when rotating, so as to drive the buckle 16 to rotate, so that the door panel 2 is separated from the door frame 1, the door can be opened without manual rotation, so that the switch is more labor-saving, the problem that the existing shielding door is not convenient for people to use due to the fact that the manual connecting rod type switch is adopted is solved, the conductive sponge is arranged in the inner cavity of the groove 17, and the bump 18 can be contacted with the conductive sponge, the conductivity of the whole isolation gate is enabled to reach the maximum value.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Electromagnetic compatibility laboratory pneumatic shield door, including door frame (1) and door plant (2), its characterized in that: the door plate (2) is movably connected with the door frame (1) through a hinge, the left end of the front surface of the door plate (2) is fixedly connected with a box body (7), the middle part of the inner cavity of the box body (7) is rotatably connected with a gear (19) through a bearing, the upper end and the lower end of the back surface of the gear (19) are rotatably connected with a linkage rod (15) through a rotating shaft, the upper end and the lower end of the left end of the box body (7) are rotatably connected with a buckle (16) through a bearing, the right side of the buckle (16) is fixedly connected with a turntable (8), a bearing sleeve (9) is sleeved on the outer surface of the rotating shaft at the rear end of the left side of the turntable (8), the bearing sleeve (9) is fixedly connected with the other end of the linkage rod (15), a first air cylinder (10) is fixedly installed at the upper part of the right end of the inner cavity of the box body (7), the utility model discloses a portable electronic device, including box body (7), pinion rack (12), gear (19), lower part fixed mounting of box body (7) right-hand member has second cylinder (14), be provided with second push rod (13) on second cylinder (14), the other end of second push rod (13) and the bottom fixed connection of pinion rack (12), the front fixedly connected with lid (3) of box body (7).

2. The electromagnetic compatibility laboratory pneumatic screen door of claim 1, wherein: the left end fixed mounting in lid (3) front has handle (6), the surface of handle (6) is provided with anti-skidding line.

3. The electromagnetic compatibility laboratory pneumatic screen door of claim 1, wherein: the rotating shaft on the gear (19) penetrates through the box cover (3) and extends to the front of the front face of the box cover (3), and a rotating handle (5) is arranged on the outer surface of the rotating shaft of the gear (19).

4. The electromagnetic compatibility laboratory pneumatic screen door of claim 1, wherein: the lower part of lid (3) positive surface fixed mounting has shift knob (4), shift knob's (4) output respectively with the input electric connection of second cylinder (14) and second cylinder (14).

5. The electromagnetic compatibility laboratory pneumatic screen door of claim 1, wherein: the door frame (1) is provided with a groove (17), the door plate (2) is provided with a convex block (18), the convex block (18) is movably connected with the groove (17), and the inner cavity of the groove (17) is provided with a conductive sponge.