CN211448104U - Locking device of airtight door - Google Patents
Locking device of airtight door Download PDFInfo
- Publication number
- CN211448104U CN211448104U CN201922222815.5U CN201922222815U CN211448104U CN 211448104 U CN211448104 U CN 211448104U CN 201922222815 U CN201922222815 U CN 201922222815U CN 211448104 U CN211448104 U CN 211448104U
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- side bolt
- outer side
- handle assembly
- shaft
- bolt seat
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Abstract
The utility model provides a closing device of airtight door, include: an outer end cap, a shaft, an outer wrench handle assembly; the outer side bolt seat and the inner side bolt seat are respectively fixed on two sides of the door leaf through inner hexagonal countersunk head bolts, and two ends of the shaft penetrate through the outer side bolt seat and the inner side bolt seat; a fireproof expansion pad is arranged between the outer side bolt seat and the door leaf, and a fireproof expansion pad is arranged between the inner side bolt seat and the door leaf; the sliding bearing sleeve and the sealing ring are embedded and installed on the outer side bolt seat and the inner side bolt seat, and the sliding bearing sleeve and the sealing ring are sleeved and installed outside the shaft. The utility model discloses a to the blocking device's of airtight door improvement, it is reasonable to have structural design, provides the power of a body compression sealing material through the change of relative distance when the wedge-shaped surface cooperates for sealing material forms firm sealed after warping, is applicable to the door of different thickness, and advantages such as fail safe nature height, thereby effectual solution the utility model provides a problem and not enough.
Description
Technical Field
The utility model relates to a sealed door technical field, more specifically the theory especially relates to a closing device of sealed door.
Background
The sealing door or the airtight door is widely applied to important industrial, military, chemical, energy and other facilities, and plays a role in preventing the leakage of gas, liquid and other fluids from exceeding the limit value. The sealing performance of the door is always the key performance of various special door products, the sealing of the door at present is mainly realized by compressing a sealing rubber strip arranged on the door after the door is closed to form a sealing boundary, and the compression of the rubber strip is mainly provided by a locking device. The existing locking devices are various, but products with simple structure, beautiful appearance and reliable quality are few.
In view of the above, the present invention provides a locking device for a sealed door, which is improved in view of the conventional problems, and aims to solve the problems and improve the practical value by the technology.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a closing device of airtight door to solve the sealed joint strip compression of installing on the door after mainly closing by the door of the present door that proposes in the above-mentioned background art and form sealed border, and the compression of adhesive tape mainly is provided by closing device. The existing locking devices are various, but the problems and the defects of simple structure, beautiful appearance and reliable quality of products are few.
In order to achieve the above object, the present invention provides a locking device for a sealed door, which is achieved by the following specific technical means:
a latching unit for a containment door, comprising: the device comprises an outer end cover, a shaft, a nut, a square key, an outer side bolt and wrench handle assembly, a gasket, a sliding bearing sleeve, an outer side bolt seat, a fireproof expansion pad, a sealing ring, an inner side bolt seat, an inner side bolt and wrench handle assembly, an inner side torsion plate, an inner cover assembly, an oblique head square key, an inner end gasket and a locking plate; the outer side bolt seat and the inner side bolt seat are respectively fixed on two sides of the door leaf through inner hexagonal countersunk head bolts, and two ends of the shaft penetrate through the outer side bolt seat and the inner side bolt seat; a fireproof expansion pad is arranged between the outer side bolt seat and the door leaf, and a fireproof expansion pad is arranged between the inner side bolt seat and the door leaf; the sliding bearing sleeve and the sealing ring are embedded and arranged on the outer side bolt seat and the inner side bolt seat, the sliding bearing sleeve and the sealing ring are sleeved and arranged outside the shaft, and the sealing ring is positioned on the inner side of the sliding bearing sleeve; the square key is positioned at one end of the shaft; the outer side bolt-wrench handle assembly is sleeved on the shaft and is clamped with the square key; the nut is screwed on the end part of the shaft through threads, and the outer side bolt-pulling handle assembly is clamped and fixed through the nut; a gasket is arranged between the outer side bolt-spanner handle assembly and the outer side bolt seat; the outer end cover is arranged outside the outer bolt-wrench handle assembly through an inner hexagonal countersunk head bolt; the oblique head square key is positioned at the other end of the shaft; the inner side bolt-wrench handle component is sleeved on the shaft and is clamped with the oblique-head square key; a gasket is arranged between the inner side bolt-spanner handle assembly and the inner side bolt seat; the inner side torsion plate is sleeved on the shaft and is clamped with the oblique-head square key; the inner cover assembly is fixed at the other end of the shaft through an inner end gasket and an inner hexagonal countersunk head bolt; the locking plate is fixed on the door frame through an inner hexagonal countersunk head bolt.
Preferably, a locking head is arranged at the end of the inner side wrench handle assembly, the locking head is of a wedge-shaped structure, and the inner side wrench handle assembly is clamped with the locking plate through the locking head.
Preferably, the outer side bolt wrench handle assembly and the inner side bolt wrench handle assembly are connected together through a shaft, and the outer side bolt wrench handle assembly and the inner side bolt wrench handle assembly are set as rotating devices.
Preferably, the hexagon socket countersunk head bolt connected with the outer side end cover and the outer side wrench handle assembly is arranged on the inner side of the outer side wrench handle assembly.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
1. the utility model discloses inboard spanner handle assembly's tip is provided with the locking head, just the locking head is the wedge structure to inboard spanner handle assembly passes through the setting of locking head and jam plate block, the change of relative distance when cooperating through the wedge and provide the power of a body compression sealing material, make the sealing material form firm sealed after warping.
2. The utility model discloses the outside is tied and is pulled handle assembly, inboard and is tied and pull handle assembly and link together through the axle, and the outside is tied and is pulled handle assembly, inboard and is tied and pull handle assembly and set up to rotary device's setting, and the shutting can all be opened to two sides inside and outside the door, and the accessible is changed not unidimensional axle and is applicable to the door of different thickness.
3. The utility model discloses the setting of the inboard of spanner handle subassembly is tied in the outside to the interior hexagonal countersunk head bolt that outside end cover and outside are tied spanner handle subassembly and are connected, easy dismounting, and the interior hexagonal countersunk head bolt that is used for connecting all hides inside the end cover, has improved outward appearance aesthetic property and fail safe nature.
4. The utility model discloses a to the blocking device's of airtight door improvement, it is reasonable to have structural design, provides the power of a body compression sealing material through the change of relative distance when the wedge-shaped surface cooperates for sealing material forms firm sealed after warping, is applicable to the door of different thickness, and advantages such as fail safe nature height, thereby effectual solution the utility model provides a problem and not enough.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the inner side wrench handle assembly of the present invention.
Fig. 3 is a schematic view of the cross-sectional structure of the lock plate of the present invention.
In the figure: the bolt-wrench comprises an outer side end cover 1, a shaft 2, a nut 3, a square key 4, an outer bolt-wrench handle assembly 5, a gasket 6, a sliding bearing sleeve 7, an outer bolt seat 8, a fireproof expansion pad 9, a sealing ring 10, an inner bolt seat 11, an inner bolt-wrench handle assembly 12, an inner torsion plate 13, an inner cover assembly 14, a bevel square key 15, an inner end gasket 16 and a locking plate 17.
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.
It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, the present invention provides a specific technical implementation of a locking device of a sealed door:
a latching unit for a containment door, comprising: the device comprises an outer side end cover 1, a shaft 2, a nut 3, a square key 4, an outer side bolt and wrench handle assembly 5, a gasket 6, a sliding bearing sleeve 7, an outer side bolt seat 8, a fireproof expansion pad 9, a sealing ring 10, an inner side bolt seat 11, an inner side bolt and wrench handle assembly 12, an inner side torsion plate 13, an inner cover assembly 14, an oblique-head square key 15, an inner end gasket 16 and a lock plate 17; the outer side bolt seat 8 and the inner side bolt seat 11 are respectively fixed on two sides of the door leaf through inner hexagonal countersunk head bolts, and two ends of the shaft 2 penetrate through the outer side bolt seat 8 and the inner side bolt seat 11; a fireproof expansion pad 9 is arranged between the outer side bolt seat 8 and the door leaf, and a fireproof expansion pad 9 is arranged between the inner side bolt seat 11 and the door leaf; the sliding bearing sleeve 7 and the sealing ring 10 are embedded and installed on the outer bolt seat 8 and the inner bolt seat 11, the sliding bearing sleeve 7 and the sealing ring 10 are sleeved and installed outside the shaft 2, and the sealing ring 10 is located on the inner side of the sliding bearing sleeve 7; the square key 4 is positioned at one end of the shaft 2; the outer side bolt-wrench handle component 5 is sleeved on the shaft 2, and the outer side bolt-wrench handle component 5 is clamped with the square key 4; the nut 3 is screwed on the end part of the shaft 2 through threads, and the outer side bolt-pulling handle assembly 5 is clamped and fixed through the nut 3; a gasket 6 is arranged between the outer side bolt-spanner handle assembly 5 and the outer side bolt seat 8; the outer end cover 1 is arranged outside the outer bolt-wrench handle assembly 5 through an inner hexagonal countersunk head bolt; the oblique-head square key 15 is positioned at the other end of the shaft 2; the inner side bolt-wrench handle component 12 is sleeved on the shaft 2, and the inner side bolt-wrench handle component 12 is clamped with the oblique-head square key 15; a gasket 6 is arranged between the inner side bolt-spanner handle assembly 12 and the inner side bolt seat 11; the inner side torque plate 13 is sleeved on the shaft 2, and the inner side torque plate 13 is clamped with the oblique-head square key 15; the inner cover assembly 14 is fixed at the other end of the shaft 2 through an inner end gasket 16 and an inner hexagonal countersunk head bolt; the locking plate 17 is fixed to the door frame by a hexagon socket countersunk head bolt.
Specifically, the end of the inside wrench handle assembly 12 is provided with a locking head, and the locking head is of a wedge structure, and the inside wrench handle assembly 12 is engaged with the locking plate 17 through the locking head.
Specifically, the outer side latch wrench handle assembly 5 and the inner side latch wrench handle assembly 12 are connected together by the shaft 2, and the outer side latch wrench handle assembly 5 and the inner side latch wrench handle assembly 12 are provided as rotating devices.
Specifically, an inner hexagonal countersunk head bolt connected with the outer end cover 1 and the outer wrench handle assembly 5 is installed on the inner side of the outer wrench handle assembly 5.
The method comprises the following specific implementation steps:
when the outer end cap 1, the nut 3, the outer key grip assembly 5, the washer 6, the sliding bearing sleeve 7, and the outer key base 8 are mounted, the shaft 2 is inserted into the inner side, and the inner key base 11, the inner key grip assembly 12, the inner torque plate 13, and the inner cap assembly 14 are mounted.
The main structure of the locking device comprises an outer bolt seat 8 and an inner bolt seat 11 which are fixed on the door body, and the main function of the bolt seats is to ensure that the locking mechanism can be firmly fixed on the door body and provide support. One aspect of the shaft 2 is to provide a pivot point for the rotation of the inside handle assembly 12, and also to transmit the rotation of the outside handle assembly 5 to the inside of the door, so as to realize the operation of opening and closing the lock on the outside of the door. The inner tie plate handle assembly 12 and the inner torsion plate 13 are pinned together and rotate with the rotation of the inner torsion plate 13. After the handle is rotated in the door closing operation, the relative distance between the locking head at the end of the inner panel handle assembly 12 and the locking panel 17 is changed when the wedge surfaces are matched, so that the force for compressing the sealing material by the door body is provided, and the sealing material is deformed to form a firm seal. The compression ratio of the sealing rubber strip provided by the locking device can be realized by flexibly adjusting the inner bolt plate handle assembly 12 according to requirements.
In consideration of the practical situation of operation, the inner cover assembly 14 and the shaft 2 are fixed by the hexagon socket countersunk head screws, and the locking device is invisible and not detachable from the outside except for the fixing screws of the inner cover assembly 14 and the shaft 2, so that the safety is greatly improved.
In summary, the following steps: according to the locking device of the sealed door, the end part of the inner side bolt-pull handle assembly is provided with the locking head which is of a wedge-shaped structure, and the inner side bolt-pull handle assembly is clamped with the locking plate through the locking head, so that the force for compressing the sealing material by the door body is provided through the change of the relative distance when the wedge-shaped surface is matched, and the sealing material is deformed to form firm sealing; the outer side bolt-pulling handle assembly and the inner side bolt-pulling handle assembly are connected together through the shaft, the outer side bolt-pulling handle assembly and the inner side bolt-pulling handle assembly are arranged as rotating devices, the lock can be opened on both sides inside and outside the door, and the door can be suitable for doors with different thicknesses by replacing shafts with different sizes; the inner hexagonal countersunk head bolt connected with the outer side wrench handle assembly through the outer side end cover is arranged on the inner side of the outer side wrench handle assembly, the dismounting and the mounting are convenient, and the inner hexagonal countersunk head bolt used for connection is hidden inside the end cover, so that the appearance attractiveness and the safety and reliability are improved. The utility model discloses a to the blocking device's of airtight door improvement, it is reasonable to have structural design, provides the power of a body compression sealing material through the change of relative distance when the wedge-shaped surface cooperates for sealing material forms firm sealed after warping, is applicable to the door of different thickness, and advantages such as fail safe nature height, thereby effectual solution the utility model provides a problem and not enough.
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 (4)
1. A latching unit for a containment door, comprising: the device comprises an outer side end cover (1), a shaft (2), a nut (3), a square key (4), an outer side bolt-and-turn handle assembly (5), a gasket (6), a sliding bearing sleeve (7), an outer side bolt seat (8), a fireproof expansion pad (9), a sealing ring (10), an inner side bolt seat (11), an inner side bolt-and-turn handle assembly (12), an inner side torsion plate (13), an inner cover assembly (14), an oblique-head square key (15), an inner end gasket (16) and a locking plate (17); the method is characterized in that: the outer side bolt seat (8) and the inner side bolt seat (11) are fixed on two sides of the door leaf through inner hexagonal countersunk head bolts respectively, and two ends of the shaft (2) penetrate through the outer side bolt seat (8) and the inner side bolt seat (11); a fireproof expansion pad (9) is arranged between the outer side bolt seat (8) and the door leaf, and a fireproof expansion pad (9) is arranged between the inner side bolt seat (11) and the door leaf; the sliding bearing sleeve (7) and the sealing ring (10) are embedded and installed on the outer side bolt seat (8) and the inner side bolt seat (11), the sliding bearing sleeve (7) and the sealing ring (10) are installed outside the shaft (2) in a sleeved mode, and the sealing ring (10) is located on the inner side of the sliding bearing sleeve (7); the square key (4) is positioned at one end of the shaft (2); the outer side bolt-and-turn handle assembly (5) is sleeved on the shaft (2), and the outer side bolt-and-turn handle assembly (5) is clamped with the square key (4); the nut (3) is screwed on the end part of the shaft (2) through threads, and the outer side bolt-and-pull handle assembly (5) is clamped and fixed through the nut (3); a gasket (6) is arranged between the outer side bolt-spanner handle assembly (5) and the outer side bolt seat (8); the outer side end cover (1) is arranged outside the outer bolt wrench handle assembly (5) through an inner hexagonal countersunk head bolt; the oblique head square key (15) is positioned at the other end of the shaft (2); the inner side bolt-wrench handle component (12) is sleeved on the shaft (2), and the inner side bolt-wrench handle component (12) is clamped with the oblique-head square key (15); a gasket (6) is arranged between the inner side bolt-spanner handle assembly (12) and the inner side bolt seat (11); the inner side torsion plate (13) is sleeved on the shaft (2), and the inner side torsion plate (13) is clamped with the oblique-head square key (15); the inner cover assembly (14) is fixed at the other end of the shaft (2) through an inner end gasket (16) and an inner hexagonal countersunk head bolt; the lock plate (17) is fixed on the door frame through an inner hexagonal countersunk head bolt.
2. A closure assembly for a containment door in accordance with claim 1, further comprising: the end part of the inner side bolt wrench handle assembly (12) is provided with a locking head which is of a wedge-shaped structure, and the inner side bolt wrench handle assembly (12) is clamped with the locking plate (17) through the locking head.
3. A closure assembly for a containment door in accordance with claim 1, further comprising: the outer side bolt wrench handle assembly (5) and the inner side bolt wrench handle assembly (12) are connected together through the shaft (2), and the outer side bolt wrench handle assembly (5) and the inner side bolt wrench handle assembly (12) are set to be rotating devices.
4. A closure assembly for a containment door in accordance with claim 1, further comprising: and an inner hexagonal countersunk head bolt connected with the outer side end cover (1) and the outer side wrench handle assembly (5) is arranged on the inner side of the outer side wrench handle assembly (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922222815.5U CN211448104U (en) | 2019-12-12 | 2019-12-12 | Locking device of airtight door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922222815.5U CN211448104U (en) | 2019-12-12 | 2019-12-12 | Locking device of airtight door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211448104U true CN211448104U (en) | 2020-09-08 |
Family
ID=72318304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922222815.5U Active CN211448104U (en) | 2019-12-12 | 2019-12-12 | Locking device of airtight door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211448104U (en) |
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2019
- 2019-12-12 CN CN201922222815.5U patent/CN211448104U/en active Active
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