CN210948350U - Mechanical limiting gear-driven multi-point constrained compression-resistant airtight door - Google Patents
Mechanical limiting gear-driven multi-point constrained compression-resistant airtight door Download PDFInfo
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- CN210948350U CN210948350U CN201921127180.4U CN201921127180U CN210948350U CN 210948350 U CN210948350 U CN 210948350U CN 201921127180 U CN201921127180 U CN 201921127180U CN 210948350 U CN210948350 U CN 210948350U
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Abstract
The utility model belongs to the engineering machine tool field, concretely relates to machinery spacing gear drive multiple spot restraint formula resistance to compression airtight door, door frame and door leaf pass through hinge connection, its characterized in that: the locking mechanism comprises an arched sliding block, a locking cavity, a first traction rod, a second traction rod, a third traction rod, a fourth traction rod, a fifth traction rod, a sixth traction rod, a seventh traction rod, an eighth traction rod, a pinion and a bull gear, and a hand wheel and the pinion are coaxial; the small gear is meshed with the big gear and both arranged on the door leaf; the 8 arched sliding blocks correspond to the 8 lock cavities one by one respectively, the 8 lock cavities are arranged at corresponding positions of the door frame, the first arched sliding block is connected with the seventh traction rod through the fifth traction rod, the sixth arched sliding block is connected with the eighth traction rod through the sixth traction rod, and the other end of the seventh traction rod can be jointed with a groove in the eighth traction rod. The utility model provides a machinery is spacing, unidirectional rotation hand wheel has fastening limit point, structure on the member succinct.
Description
Technical Field
The utility model belongs to the engineering machine tool field, concretely relates to spacing gear drive multiple spot restraint formula resistance to compression airtight door of machinery.
Background
The airtight door is a sealing door for preventing the convection of the air and further realizing the pressurization and pressure maintaining in the door. The types of airtight doors are many, and are divided into two main types according to the opening forms: flat-open rotary and push-pull. The flat-open rotary type is divided into a single-open type and a double-open type, and is mainly opened manually; the push-pull airtight door is divided into a manual door and an electric door. Any airtight door is classified into a common airtight door and a special airtight door in terms of the sealing form, the compression structure and the door leaf structure. However, in the prior art, the airtight door is formed by complicated connection of rod pieces (a plurality of door edge folding angle rod pieces), and finally only the door leaf is connected with the rod piece which is fastened with or separated from the door frame, and no mechanical limit point is provided, such as the airtight door disclosed in CN 208089151U. The utility model provides a mechanical spacing gear drive multiple spot restraint formula resistance to compression airtight door improves numerous fastening components and locks simultaneously in door leaf and the door frame not synchronous and the numerous problem of door limit dog-ear member.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a machinery is spacing, unidirectional rotation hand wheel has fastening limit point on the member, the succinct mechanical spacing gear drive multiple spot restraint formula resistance to compression airtight door of structure.
The technical scheme of the utility model is that:
a mechanically-limited gear-driven multipoint-constrained compression-resistant airtight door is characterized in that a door frame (1) is connected with a door leaf (2) through a door hinge (3), a locking mechanism (4) comprises an arched slider (4-1), a locking cavity (4-2), a first traction rod (4-3), a second traction rod (4-4), a third traction rod (4-5), a fourth traction rod (4-6), a fifth traction rod (4-7), a sixth traction rod (4-8), a seventh traction rod (4-9), an eighth traction rod (4-10), a pinion (4-11) and a bull gear (4-12), and a hand wheel (6) and the pinion (4-11) are coaxial; the small gear (4-11) is meshed with the big gear (4-12) and is arranged on the door leaf (2); 8 arched sliding blocks (4-1) and 8 locking cavities (4-2) are respectively in one-to-one correspondence, a first locking cavity, a second locking cavity and a third locking cavity are sequentially arranged on the left side of a door frame (1) from top to bottom, a fourth locking cavity, a fifth locking cavity and a sixth locking cavity are sequentially arranged on the right side of the door frame (1) from top to bottom, a seventh locking cavity is arranged on the lower side of the door frame (1), an eighth locking cavity is arranged on the upper side of the door frame (1), one end of the first arched sliding block, one end of the second arched sliding block, one end of the third arched sliding block, one end of the fourth arched sliding block, one end of the fifth arched sliding block and one end of the sixth arched sliding block can respectively slide up and down in the corresponding first locking cavity, second locking cavity, third locking cavity, fourth locking cavity, fifth locking cavity and sixth locking cavity, one end of the seventh arched sliding block can slide left and right in the seventh locking cavity, one end of the eighth arched sliding block can slide left and right in the eighth lock cavity;
the other end of the first arched slider, one end of a first traction rod (4-3) and one end of a fifth traction rod (4-7) are hinged, the other end of the third arched slider is hinged with the other end of the first traction rod (4-3), the other end of the second arched slider is hinged with the middle part of the first traction rod (4-3), the other end of the fifth traction rod (4-7) is hinged with one end of a seventh traction rod (4-9), the other end of the seventh traction rod (4-9) is connected with the lower part of a large gear (4-12), the other end of the seventh arched slider is hinged with one end of a third traction rod (4-5), and the other end of the third traction rod (4-5) is hinged with the lower part of the first traction rod (4;
the other end of the fourth arched slider is hinged with one end of a second traction rod (4-4), the other end of a sixth arched slider, the other end of the second traction rod (4-4) and one end of a sixth traction rod (4-8) are hinged, the other end of the fifth arched slider is hinged with the middle part of the second traction rod (4-4), the other end of the sixth traction rod (4-8) is hinged with one end of an eighth traction rod (4-10), and the other end of the eighth traction rod (4-10) is connected with the upper part of a bull gear (4-12); a groove (4-101) is formed in the middle of the eighth traction rod (4-10), and the other end of the seventh traction rod (4-9) can be engaged with the groove (4-101) to generate a limiting effect.
Furthermore, the door frame (1) and the door leaf (2) are made of high-strength aluminum alloy, and the locking mechanism (4) is made of high-strength steel.
Further, the sealing strip (5) comprises a solid sealing strip (5-1) and a hollow dustproof sealing strip (5-2); the contact part of the door leaf (2) and the door frame (1) adopts a double-layer sealing strip structure of a solid sealing strip (5-1) and a hollow dustproof sealing strip (5-2), thereby not only ensuring the sand-proof and waterproof performance, but also effectively ensuring the air tightness of the door.
The utility model has the advantages that:
1) the mechanical limit is combined with a gear pair and a connecting rod mechanism, a hand wheel drives a pinion to rotate to drive a bull gear to rotate, and the locking and unlocking positions of eight locking mechanisms in the connecting rod mechanism are restrained by utilizing half-circle circular motion and the mechanical limit of a driven bull gear. The operation is labor-saving, the positioning is reliable, and the locking and unlocking are in place.
2) The contact position of the door leaf and the door frame adopts a double-layer sealing strip structure of a solid sealing strip and a hollow dustproof sealing strip, so that the sand-proof and waterproof performance is ensured, and the air tightness of the door can be effectively ensured.
3) The material of door frame and door leaf selects high strength aluminum alloy, and locking mechanism's material selects high strength steel, when guaranteeing intensity, and to a great extent has reduced the whole weight of door.
4) The airtight door structure can ensure the airtight reliability that the air pressure in the door is higher than that outside the door by 0.03 MPa.
Drawings
Fig. 1 shows a schematic view of the outside of a mechanically restrained, gear-driven, multi-point, constrained, compression-resistant air-tight door of the present invention;
fig. 2 shows an inside schematic view of a mechanically restrained gear-driven multi-point restraint compression-resistant airtight door of the present invention;
fig. 3 shows a schematic view of a sealing structure of a mechanically-limited gear-driven multi-point constrained compression-resistant airtight door according to the present invention;
fig. 4 shows a schematic view of a locking mechanism of a mechanically-limited gear-driven multi-point constrained compression-resistant airtight door of the present invention;
wherein, 1: door frame, 2: door leaf, 3: door hinge, 4: locking mechanism, 4-1: arched slider, 4-2: lock chamber, 4-3: first drawbar, 4-4: second traction bar, 4-5: third traction bar, 4-6: fourth traction bar, 4-7: a fifth traction bar, 4-8: sixth traction bar, 4-9: a seventh traction bar, 4-10: eighth traction bar, 4-101: groove, 4-11: pinion, 4-12: gear wheel, 5: sealing strip, 5-1: solid sealing strip, 5-2: hollow dust seal, 6: a handwheel.
Detailed Description
The present invention will be further described with reference to the accompanying drawings 1-4.
As shown in fig. 1-4, a mechanically-limited gear-driven multi-point constrained compression-resistant airtight door, a door frame (1) and a door leaf (2) are connected through a door hinge (3), and the door is characterized in that: the locking mechanism (4) comprises an arched sliding block (4-1), a locking cavity (4-2), a first traction rod (4-3), a second traction rod (4-4), a third traction rod (4-5), a fourth traction rod (4-6), a fifth traction rod (4-7), a sixth traction rod (4-8), a seventh traction rod (4-9), an eighth traction rod (4-10), a pinion (4-11) and a bull gear (4-12), and the hand wheel (6) and the pinion (4-11) are coaxial; the small gear (4-11) is meshed with the big gear (4-12) and is arranged on the door leaf (2); 8 arched sliding blocks (4-1) and 8 locking cavities (4-2) are respectively in one-to-one correspondence, a first locking cavity, a second locking cavity and a third locking cavity are sequentially arranged on the left side of a door frame (1) from top to bottom, a fourth locking cavity, a fifth locking cavity and a sixth locking cavity are sequentially arranged on the right side of the door frame (1) from top to bottom, a seventh locking cavity is arranged on the lower side of the door frame (1), an eighth locking cavity is arranged on the upper side of the door frame (1), one end of the first arched sliding block, one end of the second arched sliding block, one end of the third arched sliding block, one end of the fourth arched sliding block, one end of the fifth arched sliding block and one end of the sixth arched sliding block can respectively slide up and down in the corresponding first locking cavity, second locking cavity, third locking cavity, fourth locking cavity, fifth locking cavity and sixth locking cavity, one end of the seventh arched sliding block can slide left and right in the seventh locking cavity, one end of the eighth arched sliding block can slide left and right in the eighth lock cavity;
the other end of the first arched slider, one end of a first traction rod (4-3) and one end of a fifth traction rod (4-7) are hinged, the other end of the third arched slider is hinged with the other end of the first traction rod (4-3), the other end of the second arched slider is hinged with the middle part of the first traction rod (4-3), the other end of the fifth traction rod (4-7) is hinged with one end of a seventh traction rod (4-9), the other end of the seventh traction rod (4-9) is hinged with the lower part of a large gear (4-12), the other end of the seventh arched slider is hinged with one end of a third traction rod (4-5), and the other end of the third traction rod (4-5) is hinged with the lower part of the first traction rod (4;
the other end of the fourth arched slider is hinged with one end of a second traction rod (4-4), the other end of a sixth arched slider, the other end of the second traction rod (4-4) and one end of a sixth traction rod (4-8) are hinged, the other end of the fifth arched slider is hinged with the middle part of the second traction rod (4-4), the other end of the sixth traction rod (4-8) is hinged with one end of an eighth traction rod (4-10), and the other end of the eighth traction rod (4-10) is hinged with the upper part of a bull gear (4-12); a groove (4-101) is formed in the middle of the eighth traction rod (4-10), and the other end of the seventh traction rod (4-9) can be engaged with the groove (4-101) to generate a limiting effect.
The door frame (1) and the door leaf (2) are made of high-strength aluminum alloy, and the locking mechanism (4) is made of high-strength steel. The sealing strip (5) comprises a solid sealing strip (5-1) and a hollow dustproof sealing strip (5-2); the contact part of the door leaf (2) and the door frame (1) adopts a double-layer sealing strip structure of a solid sealing strip (5-1) and a hollow dustproof sealing strip (5-2). The sand-proof and water-proof performance is ensured, and the air tightness of the door is effectively ensured.
The utility model discloses double-deck sealing strip embedding is installed in the door frame inboardly, and the arch slider compresses tightly behind the lock chamber, and the sealing strip receives the extrusion of door leaf and door frame and warp, ensures that the internal pressure of door is higher than the airtight reliability under the outdoor 0.03 MPa. Hand wheels are arranged on the inner side and the outer side of the door, so that bidirectional manual mechanical locking and unlocking operations can be realized. The pinion is used as a driving wheel, so that the moment can be increased, and the door leaf can be tightly closed under a non-pressure state, so that the air tightness is ensured. Meanwhile, the other end of the seventh traction rod is set to be mechanically limited by utilizing the relative movement position of the connecting rod combination and the gear pair, and when the mechanically limited position is clamped in the groove of the eighth traction rod, the eighth traction rod is locked in place.
The above embodiments are only used for further explanation of the present invention, and it is not understood that the present invention is limited by the protection scope of the present invention, and the technical engineers in the field are right according to the above contents of the present invention.
Claims (3)
1. The utility model provides a mechanical spacing gear drive multiple spot restraint formula resistance to compression airtight door, door frame (1) and door leaf (2) are connected its characterized in that through door hinge (3): the locking mechanism (4) comprises an arched sliding block (4-1), a locking cavity (4-2), a first traction rod (4-3), a second traction rod (4-4), a third traction rod (4-5), a fourth traction rod (4-6), a fifth traction rod (4-7), a sixth traction rod (4-8), a seventh traction rod (4-9), an eighth traction rod (4-10), a pinion (4-11) and a bull gear (4-12), and the hand wheel (6) and the pinion (4-11) are coaxial; the small gear (4-11) is meshed with the big gear (4-12) and is arranged on the door leaf (2); 8 arched sliding blocks (4-1) and 8 locking cavities (4-2) are respectively in one-to-one correspondence, a first locking cavity, a second locking cavity and a third locking cavity are sequentially arranged on the left side of a door frame (1) from top to bottom, a fourth locking cavity, a fifth locking cavity and a sixth locking cavity are sequentially arranged on the right side of the door frame (1) from top to bottom, a seventh locking cavity is arranged on the lower side of the door frame (1), an eighth locking cavity is arranged on the upper side of the door frame (1), one end of the first arched sliding block, one end of the second arched sliding block, one end of the third arched sliding block, one end of the fourth arched sliding block, one end of the fifth arched sliding block and one end of the sixth arched sliding block can respectively slide up and down in the corresponding first locking cavity, second locking cavity, third locking cavity, fourth locking cavity, fifth locking cavity and sixth locking cavity, one end of the seventh arched sliding block can slide left and right in the seventh locking cavity, one end of the eighth arched sliding block can slide left and right in the eighth lock cavity;
the other end of the first arched slider, one end of a first traction rod (4-3) and one end of a fifth traction rod (4-7) are hinged, the other end of the third arched slider is hinged with the other end of the first traction rod (4-3), the other end of the second arched slider is hinged with the middle part of the first traction rod (4-3), the other end of the fifth traction rod (4-7) is hinged with one end of a seventh traction rod (4-9), the other end of the seventh traction rod (4-9) is connected with the lower part of a large gear (4-12), the other end of the seventh arched slider is hinged with one end of a third traction rod (4-5), and the other end of the third traction rod (4-5) is hinged with the lower part of the first traction rod (4;
the other end of the fourth arched slider is hinged with one end of a second traction rod (4-4), the other end of a sixth arched slider, the other end of the second traction rod (4-4) and one end of a sixth traction rod (4-8) are hinged, the other end of the fifth arched slider is hinged with the middle part of the second traction rod (4-4), the other end of the sixth traction rod (4-8) is hinged with one end of an eighth traction rod (4-10), and the other end of the eighth traction rod (4-10) is connected with the upper part of a bull gear (4-12); grooves (4-101) are formed in the middles of the eighth traction rods (4-10), and the other ends of the seventh traction rods (4-9) can be engaged with the grooves (4-101).
2. The mechanically retained, gear-driven, multi-point restraint, compression resistant, air tight door of claim 1, wherein: the door frame (1) and the door leaf (2) are made of high-strength aluminum alloy, and the locking mechanism (4) is made of high-strength steel.
3. The mechanically retained, gear-driven, multi-point restraint, compression resistant, air tight door of claim 1, wherein: the sealing strip (5) comprises a solid sealing strip (5-1) and a hollow dustproof sealing strip (5-2); the contact part of the door leaf (2) and the door frame (1) adopts a double-layer sealing strip structure of a solid sealing strip (5-1) and a hollow dustproof sealing strip (5-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921127180.4U CN210948350U (en) | 2019-07-18 | 2019-07-18 | Mechanical limiting gear-driven multi-point constrained compression-resistant airtight door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921127180.4U CN210948350U (en) | 2019-07-18 | 2019-07-18 | Mechanical limiting gear-driven multi-point constrained compression-resistant airtight door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210948350U true CN210948350U (en) | 2020-07-07 |
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ID=71388245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921127180.4U Active CN210948350U (en) | 2019-07-18 | 2019-07-18 | Mechanical limiting gear-driven multi-point constrained compression-resistant airtight door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210948350U (en) |
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2019
- 2019-07-18 CN CN201921127180.4U patent/CN210948350U/en active Active
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