CN216841313U

CN216841313U - Manual shielding door

Info

Publication number: CN216841313U
Application number: CN202123081122.2U
Authority: CN
Inventors: 王峰
Original assignee: Wojia Medical Technology Jiangsu Co ltd
Current assignee: Wojia Medical Technology Jiangsu Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-06-28
Anticipated expiration: 2031-12-09

Abstract

The utility model belongs to electromagnetic shield door field, especially, manual shield door, including the door frame, rotate through the hinge in the door frame and install the door, and the inboard fixed mounting of door frame has the fixed plate, and one side that the fixed plate is close to the door is seted up flutedly, and movable mounting has the puigging block in the recess, and one side that the door is close to the puigging block has been seted up and has been installed slottedly, and fixed mounting has a plurality of telescopic links on the inner wall of the puigging block of keeping away from of mounting groove, and the one end fixed mounting of telescopic link has same buffer block, seted up the through-hole on the top of door along vertical direction, movable mounting has two movable rods in the through-hole, and the one end that two movable rods are close to each other all extends to the through-hole outside and equal fixed mounting has the stopper, seted up the installation cavity in the door, two lead screws are installed to the installation cavity internal rotation. The utility model discloses simple structure, convenient to use, shield door are conveniently opened and the sound insulation is good.

Description

Manual shielding door

Technical Field

The utility model relates to an electromagnetic shield door field especially relates to a manual shield door.

Background

The electromagnetic shielding door is the most critical shielding part of shielding equipment and is a main passage for workers and equipment to enter and exit, the electromagnetic shielding door is the only movable part of a shielding room and also is the closing of the comprehensive shielding efficiency of the shielding room, and the electromagnetic shielding door is the main way of electromagnetic leakage and is the main factor for determining the shielding performance.

The gap between the traditional shielding door plate and the door frame is large, the shielding efficiency is poor, the electromagnetic shielding efficiency of the existing electromagnetic shielding door is usually realized by utilizing the contact of a reed and a reed between the door frame and the door leaf, the shielding structures are complex, the sound insulation performance is poor, and the defects that the electromagnetic shielding door is heavy to open and close and is difficult to open are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a manual shielding door.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a manual shield door comprises a door frame, wherein a door is rotatably installed in the door frame through a hinge, a fixed plate is fixedly installed on the inner side of the door frame, one side, close to the door, of the fixed plate is provided with a groove, a sound insulation block is movably installed in the groove, one side, close to the sound insulation block, of the door is provided with a groove, the inner wall, far away from the sound insulation block, of the mounting groove is fixedly provided with a plurality of telescopic rods, one end of each telescopic rod is fixedly provided with a same buffer block, the top of the door is provided with a through hole along the vertical direction, two movable rods are movably installed in the through hole, the ends, close to each other, of the two movable rods extend out of the through hole and are fixedly provided with limit blocks, an installation cavity is formed in the door, two lead screws are rotatably installed in the installation cavity, the ends, close to each other, of the two lead screws are fixedly connected, lead screw guide sleeves are sleeved on the two lead screws in a threaded manner, and two connecting holes are formed between the installation cavity and the through hole, the equal fixed mounting of one end that two movable rods are close to each other has the one end of connecting the rope, and the other end of two connection ropes is all fixed on the lead screw guide pin bushing that corresponds through the connecting hole that corresponds.

Preferably, a rotating groove is formed in one side of the mounting cavity, a worm is rotatably mounted in the rotating groove, one end of the worm extends to the outside of the door and is fixedly sleeved with a handle, and a worm wheel meshed with the worm is fixedly sleeved on the screw rod.

Preferably, the thread directions of the two screw rods are opposite, and the top and the bottom of the door frame are provided with limit grooves matched with the limit blocks.

Preferably, all cup jointed first spring on arbitrary telescopic link, the one end of first spring is fixed on the telescopic link that corresponds, and the other end is all fixed on the buffer block.

Preferably, all cup jointed the second spring on two movable rods, the one end of two second springs is all fixed on the movable rod that corresponds, and the other end is all fixed on the inner wall of through-hole.

Preferably, the worm is sleeved with a torsion spring, and two ends of the torsion spring are respectively fixed on the inner walls of two sides of the rotating groove.

The utility model discloses in, a manual shield door, the utility model discloses in, when taking place to have a power failure or motor trouble, need the manual work to close the door, the rotation of worm has been driven through rotating the handle downwards, the worm has driven the rotation of worm wheel, the worm wheel has driven two screw thread directions and has rotated for the lead screw of opposite setting, can drive two lead screw guide pin bushings and move in opposite directions, through two lead screw guide bushings through connecting the movable rod that the rope pulling corresponds respectively at the in-process that removes, two movable rods move in opposite directions have been driven, can drive two stoppers and move in opposite directions, when closing the door, through loosening the hand of rotating the handle, whole device passes through the second spring, the effect of torsional spring resets, in the spacing groove on the door frame is rebounded again to two stoppers, can fix the door.

Through the expansion of the sound insulation block and the buffer block, the sound insulation block and the buffer block are extruded between the sound insulation block and the buffer block, and therefore good sound insulation and buffering effects can be achieved when the door is opened and closed. The utility model discloses simple structure, convenient to use, shield door are conveniently opened and the sound insulation is good.

Drawings

Fig. 1 is a schematic structural view of a manual shield door according to the present invention;

fig. 2 is a schematic structural view of a portion a of a manual shield door according to the present invention;

fig. 3 is a schematic structural view of a portion B of a manual shield door according to the present invention;

fig. 4 is a schematic structural diagram of a part C of a manual shield door according to the present invention.

In the figure: the device comprises a door frame 1, a fixing plate 2, a through hole 3, a door 4, a hinge 5, a movable rod 6, a buffer block 7, a first spring 8, a telescopic rod 9, a groove 10, a sound insulation block 11, a connecting rope 12, a rotating groove 13, a connecting hole 14, an installation cavity 15, a lead screw 16, a lead screw guide sleeve 17, a worm wheel 18, a worm 19, a limiting block 20 and a second spring 21.

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.

Example one

Referring to fig. 1-4, a manual shielded door comprises a door frame 1, a door 4 is rotatably installed in the door frame 1 through a hinge, a fixing plate 2 is fixedly installed on the inner side of the door frame 1, a groove is formed on one side of the fixing plate 2 close to the door 4, a sound insulation block 11 is movably installed in the groove, a groove is formed on one side of the door 4 close to the sound insulation block 11, a plurality of telescopic rods 9 are fixedly installed on the inner wall of the installation groove far away from the sound insulation block 11, one end of each telescopic rod 9 is fixedly installed with a same buffer block 7, a through hole 3 is formed in the top of the door 4 along the vertical direction, two movable rods 6 are movably installed in the through hole 3, the ends of the two movable rods 6 close to each other extend out of the through hole 3 and are both fixedly installed with a limit block 20, an installation cavity 15 is formed in the door 4, two lead screws 16 are rotatably installed in the installation cavity 15, the ends of the two lead screws 16 close to each other are fixedly connected and lead screws 16 are both in threaded sleeve joint with guide sleeves 17, two connecting holes 14 are formed between the mounting cavity 15 and the through hole 3, one end of each movable rod 6 close to each other is fixedly provided with one end of each connecting rope 12, and the other ends of the two connecting ropes 12 are fixed on the corresponding screw rod guide sleeves 17 through the corresponding connecting holes 14.

Example two

The utility model discloses in, rotation groove 13 has been seted up to one side of installation cavity 15, rotates the inslot 13 internal rotation and installs worm 19, and the one end of worm 19 extends to 4 outer and fixed cover joints the handle, and fixed cover joints worm wheel 18 with worm 19 engaged with on the lead screw 16, has driven the rotation of worm 19 through rotating the handle downwards, and worm 19 has driven worm wheel 18's rotation, and worm wheel 18 has driven two screw thread directions and has rotated for the opposite lead screw 16 that sets up.

The utility model discloses in, the screw thread direction of two lead screws 16 is opposite setting, and the spacing groove with stopper 20 looks adaptation is all seted up with the bottom at the top of door frame 1, sets up on the contrary and can guarantee when two lead screws 16 rotate, and the moving direction of two lead screw guide pin bushings 17 is opposite.

The utility model discloses in, all cup jointed first spring 8 on arbitrary one telescopic link 9, first spring 8's one end is fixed on corresponding telescopic link 9, and the other end is all fixed on buffer block 7, the flexible of buffer block 7 of being convenient for through first spring 8.

The utility model discloses in, all cup jointed second spring 21 on two movable rods 6, the one end of two second springs 21 is all fixed on the movable rod 6 that corresponds, and the other end is all fixed on the inner wall of through-hole 3, through the reset of the movable rod 6 of being convenient for of second spring 21.

The utility model discloses in, cup jointed the torsional spring on the worm 19, the both ends of torsional spring are fixed respectively on the both sides inner wall of rotation groove 13, through the resetting of the torsional spring worm 19 and whole device of being convenient for.

The utility model discloses in, when the power failure or motor trouble take place, need the manual work to close the door, the rotation of worm 19 has been driven through rotating the handle downwards, worm 19 has driven the rotation of worm wheel 18, worm wheel 18 has driven two screw thread directions and has rotated for the lead screw 16 of opposite setting, can drive two lead screw guide pin bushings 17 and remove in opposite directions, through two lead screw guide pin bushings 17 at the in-process that removes respectively through connecting the movable rod 6 that rope 12 pulling corresponds, two movable rod 6 remove in opposite directions have been driven, can drive two stopper 20 and remove in opposite directions, when closing door 4, through loosening the hand of rotating the handle, whole device passes through second spring 21, the effect of torsional spring resets, in the spacing groove on two stopper 20 rebound door frame 1 again, can fix door 4.

The sound insulation block 11 and the buffer block 7 are stretched and compressed, so that good sound insulation and buffer effects can be achieved when the door is opened and closed. The utility model discloses simple structure, convenient to use, shield door are conveniently opened and the sound insulation is good.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. A manual shield door comprises a door frame (1) and is characterized in that a door (4) is rotatably installed in the door frame (1) through a hinge, a fixing plate (2) is fixedly installed on the inner side of the door frame (1), a groove is formed in one side, close to the door (4), of the fixing plate (2), a sound insulation block (11) is movably installed in the groove, a groove is installed in one side, close to the sound insulation block (11), of the door (4), a plurality of telescopic rods (9) are fixedly installed on the inner wall, far away from the sound insulation block (11), of an installation groove, one end of each telescopic rod (9) is fixedly installed with one buffer block (7), a through hole (3) is formed in the top of the door (4) in the vertical direction, two movable rods (6) are movably installed in the through hole (3), one ends, close to each other, of the two movable rods (6) extend out of the through hole (3) and are fixedly installed with limit blocks (20), the utility model discloses a lead screw guide sleeve structure, including door (4), door (15), mounting chamber (15) internal rotation are seted up, and two lead screws (16) are installed to mounting chamber (15) internal rotation, and the one end that two lead screws (16) are close to each other has been cup jointed lead screw guide sleeve (17) for equal screw thread on fixed connection and two lead screws (16), two connecting holes (14) have been seted up between mounting chamber (15) and through-hole (3), and the equal fixed mounting of one end that two movable rods (6) are close to each other has the one end of connecting rope (12), and the other end of two connecting ropes (12) is all fixed on lead screw guide sleeve (17) that correspond through connecting hole (14) that correspond.

2. The manual shielded door as claimed in claim 1, wherein a rotation groove (13) is formed in one side of the installation cavity (15), a worm (19) is rotatably installed in the rotation groove (13), one end of the worm (19) extends out of the door (4) and is fixedly sleeved with a handle, and a worm wheel (18) meshed with the worm (19) is fixedly sleeved on the screw rod (16).

3. The manual shielding door according to claim 1, wherein the thread directions of the two lead screws (16) are opposite, and the top and the bottom of the door frame (1) are both provided with a limiting groove matched with the limiting block (20).

4. The manual shielded door according to claim 1, wherein any one of the telescopic rods (9) is sleeved with a first spring (8), one end of the first spring (8) is fixed on the corresponding telescopic rod (9), and the other end of the first spring is fixed on the buffer block (7).

5. The manual shielding door according to claim 1, wherein the two movable rods (6) are sleeved with second springs (21), one ends of the two second springs (21) are fixed on the corresponding movable rods (6), and the other ends of the two second springs are fixed on the inner wall of the through hole (3).

6. The manual shield door as claimed in claim 2, wherein a torsion spring is sleeved on the worm (19), and two ends of the torsion spring are respectively fixed on the inner walls of two sides of the rotating groove (13).