阅读说明：本技术 一种具备通风换气功能且安装密封性强的人防门 (It is a kind of to have ventilation function and the strong closed guard gate of leakproofness is installed ) 是由 陆曼青 于 2019-08-02 设计创作，主要内容包括：本发明公开了一种具备通风换气功能且安装密封性强的人防门,包括门框和门体,所述门框的一端转动安装有门体,所述门框的内壁对称开设有固定孔,所述门框的内壁对应固定孔一侧位置处连接有密封块,所述门体的一端对称安装有固定块,本发明结构科学合理,使用安全方便,通过设置的旋动圆把、第二传动齿轮、第一传动齿轮和传动螺杆,可带动移动螺杆上移,从而对门体与门框之间进行固定,减少了对门体与门框之间固定时需要的气力,通过设置的拉板、连接杆、连接板和换气孔,可使防渗板与凹槽分离,并通过嵌入连杆对连接杆固定,将门体一侧的气体换气至门体的另一侧,便于门体固定安装在门框内时的通风透气能力。(Have ventilation function the invention discloses a kind of and the strong closed guard gate of leakproofness is installed, including doorframe and door body, one end of the doorframe is rotatably equipped with door body, the inner wall of the doorframe symmetrically offers fixation hole, the inner wall of the doorframe corresponds to and is connected with sealing block at one side position of fixation hole, one end of the door body is symmetrically installed with fixed block, structure of the invention is scientific and reasonable, it is safe and convenient to use, pass through the turn bundle of circles of setting, second transmission gear, first transmission gear and drive screw, mobile screw can be driven to move up, to be fixed between door body and doorframe, reduce to the strength needed when being fixed between door body and doorframe, pass through the pulling plate of setting, connecting rod, connecting plate and air vent, barrier sheet can be made to separate from groove, and connecting rod is fixed by being embedded in connecting rod, by the Gas scavenging of door body side to door body The other side, ventilated ability when being fixedly mounted in doorframe convenient for door body.)

1. a kind of have ventilation function and install the strong closed guard gate of leakproofness, including doorframe (1) and door body (2), feature Be: one end of the doorframe (1) is rotatably equipped with door body (2), and the inner wall of the doorframe (1) symmetrically offers fixation hole (3), The inner wall of the doorframe (1) corresponds to be connected with sealing block (4) at (3) one side position of fixation hole, and one end of the door body (2) is symmetrical It is equipped with fixed block (5), through being connected with fixed link (6), one end of the fixed link (6) is pacified for one end of the fixed block (5) It equipped with motion bar (7), is connected with mobile screw (8) between the motion bar (7), the corresponding mobile spiral shell in one end of the door body (2) Transmission storehouse (9) is connected at bar (8) outer fix, one end of the door body (2) corresponds to and connects at (8) one side position of mobile screw Have drive screw (10), the first transmission gear of top (11) of the drive screw (10), one end of the door body (2) corresponding the It is rotatably equipped with the second transmission gear (12) at one transmission gear (11) position, one end connection of second transmission gear (12) Have the turn bundle of circles (13), be symmetrically connected with rack (14) at corresponding transmission (9) one side position of storehouse in one end of the door body (2), One end of the door body (2) corresponds to rack (14) lower position and is connected with placement rack (15).

2. it is according to claim 1 it is a kind of have ventilation function and the strong closed guard gate of leakproofness be installed, feature exists In the outside of the fixed link (6), motion bar (7) and mobile screw (8) is coated with antirusting paint, the drive screw (10) Connection is engaged between mobile screw (8).

3. it is according to claim 1 it is a kind of have ventilation function and the strong closed guard gate of leakproofness be installed, feature exists In one end insertion of the door body (2) is equipped with ventilation mechanism (16), and the ventilation mechanism (16) includes vented cavity (1601), air vent (1602), connecting rod (1603), connecting plate (1604), barrier sheet (1605), groove (1606), reset bullet Spring (1607), pulling plate (1608) and insertion connecting rod (1609)；The inside of the door body (2) offers vented cavity (1601), described The both ends of door body (2) correspond to be offered air vent (1602) at vented cavity (1601) position, and one end of the door body (2) is symmetrically embedding Enter to be equipped with connecting rod (1603), one end of the connecting rod (1603) is connected with connecting plate (1604), the connecting plate (1604) one end is symmetrically connected with barrier sheet (1605), and one end inner wall of the vented cavity (1601) corresponds to barrier sheet (1605) It is opened up at position fluted (1606), is connected with reset spring (1607), the connecting rod on the outside of the connecting rod (1603) (1603) one end passes through door body (2) and is connected with pulling plate (1608), and the outside of the connecting rod (1603) corresponds to door body (2) side Insertion is equipped with insertion connecting rod (1609) at position.

4. it is according to claim 1 it is a kind of have ventilation function and the strong closed guard gate of leakproofness be installed, feature exists In one end of the door body (2) corresponds to insertion at fixed block (5) outer fix and is equipped with sealing hold-down mechanism (17), described close Hold-down mechanism (17) are sealed to include insertion column (1701), shifting chute (1702), mobile column (1703), sealed bolster plate (1704) and compress Spring (1705)；One end of the door body (2) corresponds to insertion at fixed block (5) outer fix and is equipped with insertion column (1701), institute The one end for stating insertion column (1701) offers shifting chute (1702), and the inner wall of the shifting chute (1702) slidably connects mobile column (1703), one end of the mobile column (1703) is connected with sealed bolster plate (1704), the outside installation of the mobile column (1703) There are holddown spring (1705).

5. it is according to claim 3 it is a kind of have ventilation function and the strong closed guard gate of leakproofness be installed, feature exists In the shape of the barrier sheet (1605) and groove (1606) is closed ring, the width and length of the barrier sheet (1605) Degree is respectively less than the width and length of groove (1606).

6. it is according to claim 4 it is a kind of have ventilation function and the strong closed guard gate of leakproofness be installed, feature exists In one end of the sealed bolster plate (1704) is bonded with rubber gasket, the width and sealing block of the sealed bolster plate (1704) (4) of same size.

Technical field

The present invention relates to closed guard gate's technical fields, specially a kind of to have ventilation function and install the strong people of leakproofness Anti- door.

Background technique

People's air defense is also known as civil defence, is that government mobilizes and organize the masses, takes anti-air strike, rescue row is implemented in measure of fighting calamities and providing relief Dynamic, prevention and the activity for mitigating disaster harm, closed guard gate is to belong to civil defence safeguard, and closed guard gate is exactly that people's protection works go out The door of entrance, closed guard gate's classification have common single, double fan airtight blast door and sealed door than sharper, and the single, double fan of movable sill protects A variety of defense equipments such as sealed door and sealed door；

But existing closed guard gate when closed guard gate opens and closes in use, need to use very big power currently on the market Gas often will appear when user's strength is smaller and be difficult to the case where opening closed guard gate appearance, and existing closed guard gate uses When, closed guard gate two sides can not be aerated ventilative, permeability is poor after closed guard gate closes.

Summary of the invention

The present invention provides technical solution, when can effectively solve closed guard gate mentioned above in the background art opening and closing It needs using very big strength, when user's strength is smaller, often will appear asking of being difficult to that the case where opening closed guard gate occurs Topic.

To achieve the above object, the invention provides the following technical scheme: one kind has ventilation function and installation sealing The strong closed guard gate of property, including doorframe and door body, one end of the doorframe are rotatably equipped with door body, and the inner wall of the doorframe is symmetrically opened Equipped with fixation hole, the inner wall of the doorframe, which corresponds to, is connected with sealing block at one side position of fixation hole, one end of the door body is symmetrical Fixed block is installed, one end of the fixed block is through fixed link is connected with, and one end of the fixed link is equipped with motion bar, institute It states and is connected with mobile screw between motion bar, one end of the door body, which corresponds to, is connected with transmission storehouse at mobile screw outer fix, One end of the door body corresponds to and is connected with drive screw at one side position of mobile screw, and the top first of the drive screw is driven Gear, one end of the door body are rotatably equipped with the second transmission gear at corresponding first transmission gear position, and described second is driven One end of gear is connected with the turn bundle of circles, is symmetrically connected with rack at corresponding transmission one side position of storehouse in one end of the door body, One end of the door body corresponds to rack lower position and is connected with placement rack.

Preferably, the outside of the fixed link, motion bar and mobile screw is coated with antirusting paint, the drive screw with Connection is engaged between mobile screw.

Preferably, one end insertion of the door body is equipped with ventilation mechanism, and the ventilation mechanism includes ventilation Chamber, air vent, connecting rod, connecting plate, barrier sheet, groove, reset spring, pulling plate and insertion connecting rod；

The inside of the door body offers vented cavity, and the both ends of the door body, which correspond to, offers ventilation at vented cavity position Hole, one end of the door body are symmetrically embedded in and are equipped with connecting rod, and one end of the connecting rod is connected with connecting plate, the connecting plate One end be symmetrically connected with barrier sheet, one end inner wall of the vented cavity, which corresponds to, opens up fluted, the company at antiseepage Board position Reset spring is connected on the outside of extension bar, one end of the connecting rod passes through door body and is connected with pulling plate, the outside of the connecting rod Insertion is equipped with insertion connecting rod at corresponding one side position of door body.

Preferably, one end of the door body corresponds to insertion at fixed block outer fix and is equipped with sealing hold-down mechanism, described Sealing hold-down mechanism includes insertion column, shifting chute, mobile column, sealed bolster plate and holddown spring；

One end of the door body corresponds to insertion at fixed block outer fix and is equipped with insertion column, and one end of the insertion column is opened Equipped with shifting chute, the inner wall of the shifting chute slidably connects mobile column, and one end of the mobile column is connected with sealed bolster plate, institute It states and holddown spring is installed on the outside of mobile column.

Preferably, the shape of the barrier sheet and groove is closed ring, and the width and length of the barrier sheet are small In the width and length of groove.

Preferably, one end of the sealed bolster plate is bonded with rubber gasket, the width and sealing block of the sealed bolster plate It is of same size.

Compared with prior art, beneficial effects of the present invention: structure of the invention is scientific and reasonable, safe and convenient to use:

1, by the turn bundle of circles of setting, the second transmission gear, the first transmission gear and drive screw, mobile spiral shell can be driven Bar moves up, so that fixed link be driven to be moved in fixation hole, convenient for being fixed between door body and doorframe, uses turn circle The strength that person capable of reducing using needs when to being fixed between door body and doorframe.

2, by the pulling plate of setting, connecting rod, connecting plate and air vent, connecting plate can be driven mobile, make barrier sheet with it is recessed Slot separation, and connecting rod is fixed by insertion connecting rod, it can be by air vent by the Gas scavenging of door body side to door body The other side, ventilated ability when being fixedly mounted in doorframe convenient for door body.

3, by the sealed bolster plate of setting, mobile column, sealing block and holddown spring, can after door body is mounted on doorframe, By sealed bolster plate and sealing block to installation is sealed between door body and doorframe, sealing when door body and doorframe installation is increased Property.

Detailed description of the invention

Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:

Fig. 1 is structural schematic diagram of the invention；

Fig. 2 is the mounting structure schematic diagram of fixed link of the present invention and motion bar；

Fig. 3 is the structural schematic diagram of a-quadrant in Fig. 2 of the present invention；

Fig. 4 is the structural schematic diagram of ventilation mechanism of the present invention；

Fig. 5 is the structural schematic diagram of present invention sealing hold-down mechanism；

Figure label: 1, doorframe；2, door body；3, fixation hole；4, sealing block；5, fixed block；6, fixed link；7, motion bar； 8, mobile screw；9, it is driven storehouse；10, drive screw；11, the first transmission gear；12, the second transmission gear；13, the turn bundle of circles； 14, rack；15, placement rack；

16, ventilation mechanism；1601, vented cavity；1602, air vent；1603, connecting rod；1604, connecting plate；1605, Barrier sheet；1606, groove；1607, reset spring；1608, pulling plate；1609, it is embedded in connecting rod；

17, hold-down mechanism is sealed；1701, it is embedded in column；1702, shifting chute；1703, mobile column；1704, sealed bolster plate； 1705, holddown spring.

Specific embodiment

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.