CN206972096U - A kind of new lightweight aggregate concrete airtight blast door - Google Patents
A kind of new lightweight aggregate concrete airtight blast door Download PDFInfo
- Publication number
- CN206972096U CN206972096U CN201720851213.4U CN201720851213U CN206972096U CN 206972096 U CN206972096 U CN 206972096U CN 201720851213 U CN201720851213 U CN 201720851213U CN 206972096 U CN206972096 U CN 206972096U
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- Prior art keywords
- door leaf
- fixed
- door
- spool
- lightweight aggregate
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Abstract
The utility model discloses a kind of new lightweight aggregate concrete airtight blast door,Including doorframe,Vertical shaft and the door leaf for being set on vertical shaft and being rotatablely connected with it,The door leaf includes the door frame being made up of channel-section steel,It is hollow cavity inside the door frame,Lightweight aggregate concrete layer is filled with the cavity,The spool with wall rotation connection is provided with above the doorframe,The both sides of top surface are fixed with suspension ring on the door leaf,The suspension ring are provided with the steel cable that one end is secured to connection,The steel cable other end is fixedly connected with spool,The spool is equipped with the first drive mechanism of its rotation of driving,The door leaf be equipped with lifting door leaf after it is carried out position limitation keeper,Airtight blast door is lifted with solving manually to rotate rotation handwheel,Because in general airtight blast door weight is larger,Cause working strength larger and it is inconvenient the problem of.
Description
Technical field
A kind of exclusion seal door is the utility model is related to, more specifically, it relates to which a kind of new lightweight aggregate concrete is prevented
Protect sealed door.
Background technology
The important people's air defense such as commanding engineering and defence engineering are the preferred emphasis targets of attack of enemy in high-tech war, and mouth
Portion is the main exposure symptoms of engineering and the weakness zone of protection, and with high-precision deep drilling big power guided weapon does not turn off
Hair and battlefield application, baptism is proposed to the mouthguard of these important tunnel engineerings.Protective door be tunnel engineering most
One of safety curtain afterwards, in particular with the large area Fast Construction of a large amount of Civil Defense Engineerings in China, to the safety of protective door
Property with performance be proposed requirements at the higher level.
Patent announcement number is to disclose a kind of lifting of lift airtight blast door in CN205349068U Chinese patent
Mechanism, including the groove of inner concavity is provided with including ground and doorframe, described ground, the bottom of described doorframe is placed in groove
In, door leaf is provided with described doorframe, described door leaf passes through vertical shaft component phase bracing displacement with doorframe；The vertical shaft component bag stated
Vertical shaft, commutator and worm reducer are included, the upper end of described doorframe is provided with upper hinge page seat, and the lower end of described doorframe is provided with down
Hinge page seat, the upper end of described vertical shaft and upper hinge page seat rotate positioning, and the lower end of described vertical shaft rotates with lower hinge page seat
Positioning, the top and bottom of described door leaf are respectively by rotating hinge and vertical shaft phase activity orientation, the bottom of described vertical shaft
Screw jack provided with the positioning that rotated with ground, described commutator between screw jack by the way that shaft coupling is mutually fixed with connecting
Connecing, described commutator is mutually fixedly connected by connecting rod with worm reducer, and described worm reducer, which is provided with, rotates handwheel,
Described screw jack drives vertical shaft to carry out upper and lower displacement.
But, however it remains problems with, manually rotate handwheel and lift airtight blast door, due in general
Airtight blast door weight is larger, causes working strength larger and inconvenient.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is that providing a kind of new lightweight aggregate concrete prevents
Sealed door is protected, is lifted airtight blast door with solving manually to rotate rotation handwheel, due in general airtight blast door weight
It is larger, cause working strength larger and it is inconvenient the problem of.
To achieve the above object, the utility model provides following technical scheme：
A kind of new lightweight aggregate concrete airtight blast door, including doorframe, vertical shaft and be set on vertical shaft and rotated with it
The door leaf of connection, the door leaf include the door frame being made up of channel-section steel, are hollow cavity inside the door frame, are filled out in the cavity
It is provided with the spool with wall rotation connection filled with lightweight aggregate concrete layer, above the doorframe, the both sides of top surface on the door leaf
Suspension ring are fixed with, the suspension ring are provided with the steel cable that one end is secured to connection, and the steel cable other end is fixedly connected with spool,
The spool is equipped with the first drive mechanism of its rotation of driving, and the door leaf carries out positioning limit after being equipped with lifting door leaf to it
The keeper of system.
Using above-mentioned technical proposal, spool is driven to rotate by the first drive mechanism, steel cable is wound and drives door leaf by spool
Lifting, after lifting specified altitude assignment, after being fixed by keeper, avoids door leaf from dropping, steel cable and suspension ring is untied, you can
Promote door leaf to be opened around vertical shaft rotating, without operating personnel's hand hoisting door leaf, reduce labor intensity；Door frame is made up of channel-section steel,
Filling lightweight aggregate concrete layer in door frame, ensure that door leaf can preferably bear stronger temporary impact and possess preferable intensity
While, mitigate the weight of door leaf, be easily installed and lifted.
Further, first drive mechanism is the motor on doorframe, and driven gear is fixed with the spool,
The driving gear coordinated during electric lifting door fan with driven gear is fixed with the output shaft that the motor arranges.
Drive output shaft and driving gear to rotate using above-mentioned technical proposal, during electric motor starting, driven by gear drive
Driven gear and spool rotate, so as to wind steel cable lifting door leaf.
Further, described spool one end is fixed with driven sprocket, and the doorframe bottom is fixed with reducer of turbodrill, the whirlpool
The drive sprocket coordinated with driven sprocket is fixed with the power transmission shaft that wheel decelerator arranges, on the driven sprocket and drive sprocket
Provided with the chain to be linked, the reducer of turbodrill, which is provided with, rotates handwheel.
Using above-mentioned technical proposal, when motor breaks down or had a power failure, rotation handwheel can be in emergency circumstances rotated manually, is led to
Crossing reducer of turbodrill drives drive sprocket to rotate, and drives driven sprocket and spool to rotate by Chain conveyer, can so as to lift door leaf
Manually can be electronic, it is suitable for various emergency cases.
Further, the motor is horizontally slidable, and the door leaf side carries and is set on vertical shaft and is rotatablely connected with it
Sleeve, the sleeve top is fixed with drive bevel gear, is fixed with the output shaft of the motor and enters door leaf lifting to it
Row positioning limitation after, can engage with drive bevel gear driving door leaf rotate drive bevel gear, the motor be equipped with drives its
The second drive mechanism moved horizontally.
Using above-mentioned technical proposal, it is fixed by keeper after by motor, door leaf is lifted, by steel
After rope is untied with suspension ring, being moved horizontally by the second drive mechanism motor makes drive bevel gear be engaged with drive bevel gear,
Electric motor starting drives door leaf rotating opening, promotes door leaf to open without artificial, convenient and swift, time saving and energy saving.
Further, second drive mechanism includes the second cylinder being fixed on doorframe, what second cylinder arranged
Expansion link is fixedly connected with motor.
Using above-mentioned technical proposal, started by cylinder and drive expansion link to stretch, so as to which drive motor moves.
Further, the wheel disc being rotatablely connected with it is arranged with the spool, unidirectional ratchet, institute are provided with the inside of the wheel disc
State and rotating disk is fixed with spool, the rotating disk is provided with the ratchet for coordinating clamping when door leaf declines with unidirectional ratchet, the ratchet
It is hinged with rotating disk, the rotating disk is provided with the elastic component that driving ratchet abuts with unidirectional ratchet, and the wheel disc, which is equipped, to be hanged
The support member hung and be rotatablely connected with it, described wheel disc one end carries first gear, the first cylinder, institute is fixed with the doorframe
State the second gear engaged when being fixed with hand hoisting door leaf on the expansion link of the first cylinder arranging with first gear.
Using above-mentioned technical proposal, during hand hoisting door leaf, second gear is driven to be nibbled with first gear by the first cylinder
Close locked, now first gear and wheel disc can not rotate, and drive rotating disk and ratchet to rotate forward when spool rotates forward, and drive door
During fan lifting, when hand separates with rotating handwheel, spool and rotating disk is driven to rotate backward in the presence of weight, now spine
Pawl and unidirectional ratchet clamping are sealed, prevent from dropping suddenly in the unexpected lifting process of door leaf.
Further, the elastic component is the shell fragment that one end is fixedly connected with ratchet, and the shell fragment other end is fixed with rotating disk
Connection.
Using above-mentioned technical proposal, ratchet is set to remain clamping with unidirectional ratchet in the presence of shell fragment restoring force.
Further, it is provided with sealed porosity in the lightweight aggregate concrete layer.
Using above-mentioned technical proposal, cushioning effect is played, ensures that door leaf can preferably bear stronger temporary impact and tool
Standby preferable intensity.
In summary, the utility model has the advantages that：
1st, lifted door leaf can it is electronic can be manual, be suitable for various working conditions；
2nd, door leaf is lighter, on the premise of ensureing door leaf performance, reduces hand hoisting door leaf and promotes work during door leaf strong
Degree；
3rd, door leaf can be promoted by motor rotating opening without artificial, convenient and swift.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present embodiment；
Fig. 2 is enlarged diagram at A in Fig. 1；
Fig. 3 is the structural representation of locking mechanism in the present embodiment；
Fig. 4 is the structural representation of door leaf in the present embodiment.
Reference：1st, doorframe；2nd, vertical shaft；3rd, door leaf；4th, spool；5th, suspension ring；6th, steel cable；7th, the first drive mechanism；8、
Driven sprocket；9th, reducer of turbodrill；10th, drive sprocket；11st, chain；12nd, handwheel is rotated；13rd, supporting plate；14th, chute；15th, it is sliding
Block；16th, sleeve；17th, drive bevel gear；18th, drive bevel gear；19th, the second cylinder；20th, locking mechanism；21st, wheel disc；22nd, it is single
To ratchet；23rd, rotating disk；24th, ratchet；25th, first gear；26th, the first cylinder；27th, second gear；28th, shell fragment；29th, filler ring；
30th, pin-and-hole；31st, door frame；32nd, cavity；33rd, lightweight aggregate concrete layer；34th, sealed porosity；35th, motor；36th, driving gear；37、
Driven gear；38th, output shaft.
Embodiment
A kind of new lightweight aggregate concrete airtight blast door, as shown in figure 1, including doorframe 1, vertical shaft 2 and being set in vertical shaft 2
Door leaf 3 that is upper and being rotatablely connected with it, the top of doorframe 1 are provided with the spool 4 with wall rotation connection, the both sides of top surface on door leaf 3
Suspension ring 5 are fixed with, suspension ring 5 are provided with the steel cable 6 that one end is secured to connection, and the other end of steel cable 6 is fixedly connected with spool 4, roll up
The left end of axle 4 is provided with the first drive mechanism 7 for driving it to rotate, and door leaf 3 positions the positioning of limitation to it after being equipped with lifting door leaf 3
Part；Spool 4 is driven to rotate by the first drive mechanism 7, spool 4, which winds steel cable 6, drives door leaf 3 to be lifted, lifting to specified height
After degree, after being fixed by keeper, avoid door leaf 3 from dropping, steel cable 6 and suspension ring 5 are untied, you can promote door leaf 3 around vertical
The rotating opening of axle 2, without operating personnel's hand hoisting door leaf 3, reduce labor intensity.
The right-hand member of spool 4 is fixed with driven sprocket 8, and the right-hand member bottom of doorframe 1 is fixed with reducer of turbodrill 9, and reducer of turbodrill 9 is matched somebody with somebody
If power transmission shaft on be fixed with the drive sprocket 10 coordinated with driven sprocket 8, driven sprocket 8 and drive sprocket 10 are provided with it
The chain 11 of linkage, reducer of turbodrill 9, which is provided with, rotates handwheel 12；When first drive mechanism 7 breaks down, in emergency circumstances may be used
Handwheel 12 is rotated manually, drives drive sprocket 10 to rotate by reducer of turbodrill 9, and driven sprocket 8 is driven by Chain conveyer
Rotated with spool 4, so as to lift door leaf 3, can manually can be electronic, be suitable for various emergency cases.
The bottom of vertical shaft 2 is provided with pin-and-hole 30, and keeper is that can be interspersed in bearing pin in pin-and-hole 30（Not shown in figure）；By door leaf 3
After raising up, bearing pin insertion pin-and-hole 30 is subjected to positioning limitation to door leaf 3, prevents it from dropping.
As shown in Fig. 2 being fixed with supporting plate 13 on doorframe 1, supporting plate 13 is provided with trapezoidal chute 14, the bottom of motor 35
With trapezoidal sliding block 15 that is interior positioned at chute 14 and being slided along chute 14, being coordinated by sliding block 15 and chute 14 make motor 35
It can only horizontally slip；Driving gear 36 is fixed with the output shaft 38 that motor 35 arranges, being fixed with the left end of spool 4 can be with active
The travelling gear of the engaged transmission of gear 36；When needing electric lifting door fan 3, motor 35 starts, and drives output shaft 38 and driving tooth
Wheel 36 is rotated, and drives driven gear 37 and spool 4 to rotate by gear drive, and door leaf 3 is lifted so as to wind steel cable 6.
The side of door leaf 3 carries the sleeve 16 for being set on vertical shaft 2 and being rotatablely connected with it, and the top of sleeve 16 is fixed with transmission
Bevel gear 17, be fixed with the output shaft 38 of motor 35 door leaf 3 is lifted carry out positioning limitation to it after, can be with drive bevel gear
The drive bevel gear 18 that 17 engagement driving door leafs 3 rotate, motor 35 are equipped with the second drive mechanism for driving it to move left and right.
Second drive mechanism includes the second cylinder 19 being fixed on doorframe 1, the expansion link that the second cylinder 19 arranges and electricity
Machine 35 is fixedly connected；It is fixed by keeper after by motor 35, door leaf 3 is lifted, by steel cable 6 and suspension ring 5
After untiing, expansion link is driven to move right by the second cylinder 19, so as to which the movement of drive motor 35 makes drive bevel gear 18 with passing
Dynamic bevel gear 17 is engaged, and the rotating opening of door leaf 3 is driven when motor 35 starts, and promotes door leaf 3 to open without artificial, convenient and swift,
It is time saving and energy saving.
The locking mechanism 20 for preventing the reversion of spool 4 from making door leaf 3 drop when being equipped with hand hoisting door leaf 3 on spool 4.
As shown in figure 3, the locking mechanism 20 is included provided with the wheel disc 21 being rotatablely connected on the reel 4 and with it, wheel disc
21 inner sides are provided with unidirectional ratchet 22, and rotating disk 23 is fixed with spool 4, and rotating disk 23 is provided with when door leaf 3 declines and unidirectional ratchet 22
Coordinate the ratchet 24 of clamping, ratchet 24 is be hinged with rotating disk 23, and rotating disk 23 is provided with what driving ratchet 24 abutted with unidirectional ratchet 22
Elastic component, wheel disc 21 are equipped with the support member for being hung and being rotatablely connected with it；The one end of wheel disc 21 carries first gear 25, door
The first cylinder 26 is fixed with frame 1, when being fixed with hand hoisting door leaf 3 on the expansion link that the first cylinder 26 arranges and first gear
The second gear 27 of 25 engagements；During hand hoisting door leaf 3, second gear 27 is driven to be nibbled with first gear 25 by the first cylinder 26
Close locked, now first gear 25 and wheel disc 21 can not be rotated, and rotating disk 23 is driven when spool 4 rotates forward and ratchet 24 is positive turns
It is dynamic, during driving the lifting of door leaf 3, when hand separates with rotating handwheel 12, spool 4 and rotating disk 23 are driven in the presence of weight
Rotate backward, now ratchet 24 and the clamping of unidirectional ratchet 22 are sealed, prevent from dropping suddenly in 3 unexpected lifting process of door leaf.
Elastic component is the shell fragment 28 that one end is fixedly connected with ratchet 24, and the other end of shell fragment 28 is fixedly connected with rotating disk 23；Branch
Support member is the filler ring 29 being fixed on doorframe 1, and wheel disc 21 is rotatablely connected with filler ring 29.
As shown in figure 4, door leaf 3 includes the door frame 31 that is made up of channel-section steel, the inside of door frame 31 is hollow cavity 32, cavity 32
In be filled with lightweight aggregate concrete layer 33, door frame 31 is made up of channel-section steel, filling lightweight aggregate concrete layer 33, lightweight aggregate in door frame 31
Sealed porosity 34 is provided with concrete layer 33, ensures that door leaf 3 can preferably bear stronger temporary impact and possess preferably
While intensity, mitigate the weight of door leaf 3, be easily installed and lifted.
Specific work process：When needing to raise up door leaf 3, start motor 35 and drive spool 4 to rotate lifting door leaf 3,
Bearing pin is inserted into pin-and-hole 30 after the completion of lifting, motor 35 is closed, steel cable 6 and suspension ring 5 is untied, the second cylinder 19 starts driving electricity
Machine 35 is moved right, and drive bevel gear 18 is started motor 35 after being engaged with driven wheel of differential, and 3 turns of door leaf is driven by motor 35
It is dynamic to open, without operating personnel's hand hoisting and door leaf 3 is opened, reduces labor intensity.
When power failure or motor 35 break down, in emergency circumstances, starting the first cylinder 26 makes the tooth of second gear 27 and first
Wheel 25 engagement it is locked, manually rotate rotate handwheel 12, door leaf 3 is lifted, can it is electronic can be manual, be suitable for various burst shapes
Condition.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of new lightweight aggregate concrete airtight blast door, including doorframe (1), vertical shaft (2) and be set on vertical shaft (2) and with
Its door leaf (3) being rotatablely connected, the door leaf (3) includes the door frame (31) being made up of channel-section steel, in being inside the door frame (31)
Empty cavity (32), be filled with lightweight aggregate concrete layer (33) in the cavity (32), doorframe (1) top is provided with and wall
The spool (4) of rotation connection, the both sides of top surface are fixed with suspension ring (5) on the door leaf (3), and the suspension ring (5) are provided with one end
The steel cable (6) of connection is secured to, steel cable (6) other end is fixedly connected with spool (4), and the spool (4) is equipped with drive
Move its first drive mechanism (7) rotated, the door leaf (3), which is equipped with after lifting door leaf (3) it to be carried out position limitation, determines
Position part.
2. a kind of new lightweight aggregate concrete airtight blast door according to claim 1, it is characterized in that：First driving
Mechanism (7) is the motor (35) on doorframe (1), and driven gear (37), the motor are fixed with the spool (4)
(35) driving gear coordinated during electric lifting door fan (3) with driven gear (37) is fixed with the output shaft (38) arranged
(36)。
3. a kind of new lightweight aggregate concrete airtight blast door according to claim 2, it is characterized in that：The spool (4)
One end is fixed with driven sprocket (8), and doorframe (1) bottom is fixed with reducer of turbodrill (9), and the reducer of turbodrill (9) is matched somebody with somebody
If power transmission shaft on be fixed with the drive sprocket (10) coordinated with driven sprocket (8), the driven sprocket (8) and drive sprocket
(10) chain (11) to be linked is provided with, the reducer of turbodrill (9), which is provided with, rotates handwheel (12).
4. a kind of new lightweight aggregate concrete airtight blast door according to claim 2, it is characterized in that：The motor (35)
Horizontally slidable, door leaf (3) side carries the sleeve (16) for being set in and being rotatablely connected on vertical shaft (2) and with it, the set
Cylinder (16) top is fixed with drive bevel gear (17), is fixed with the output shaft (38) of the motor (35) and lifts door leaf (3)
After carrying out positioning limitation to it, drive bevel gear (18) that driving door leaf (3) can be coordinated to rotate with drive bevel gear (17), it is described
Motor (35) is equipped with the second drive mechanism for driving it to move horizontally.
5. a kind of new lightweight aggregate concrete airtight blast door according to claim 4, it is characterized in that：Second driving
Mechanism includes the second cylinder (19) being fixed on doorframe (1), the expansion link that second cylinder (19) arranges and motor (35)
It is fixedly connected.
6. a kind of new lightweight aggregate concrete airtight blast door according to claim 3, it is characterized in that：The spool (4)
On be arranged with the wheel disc (21) being rotatablely connected with it, unidirectional ratchet (22) is provided with the inside of the wheel disc (21), on the spool (4)
Rotating disk (23) is fixed with, the rotating disk (23) is provided with the ratchet for coordinating clamping when door leaf (3) declines with unidirectional ratchet (22)
(24), the ratchet (24) is be hinged with rotating disk (23), and the rotating disk (23) is provided with driving ratchet (24) and unidirectional ratchet (22)
The elastic component of abutting, the wheel disc (21) are equipped with the support member for being hung and being rotatablely connected with it, the wheel disc (21) one
End carries first gear (25), and the first cylinder (26) is fixed with the doorframe (1), and first cylinder (26) arranges flexible
The second gear (27) engaged when hand hoisting door leaf (3) are fixed with bar with first gear (25).
7. a kind of new lightweight aggregate concrete airtight blast door according to claim 6, it is characterized in that：The elastic component is
The shell fragment (28) that one end is fixedly connected with ratchet (24), shell fragment (28) other end are fixedly connected with rotating disk (23).
8. a kind of new lightweight aggregate concrete airtight blast door according to claim 1, it is characterized in that：The lightweight aggregate mixes
Sealed porosity (34) is provided with solidifying soil layer (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720851213.4U CN206972096U (en) | 2017-07-13 | 2017-07-13 | A kind of new lightweight aggregate concrete airtight blast door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720851213.4U CN206972096U (en) | 2017-07-13 | 2017-07-13 | A kind of new lightweight aggregate concrete airtight blast door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206972096U true CN206972096U (en) | 2018-02-06 |
Family
ID=61402374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720851213.4U Expired - Fee Related CN206972096U (en) | 2017-07-13 | 2017-07-13 | A kind of new lightweight aggregate concrete airtight blast door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206972096U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111502338A (en) * | 2020-04-20 | 2020-08-07 | 安徽医科大学第一附属医院 | Isolation ward for artificial liver treatment |
| CN115474383A (en) * | 2022-10-28 | 2022-12-13 | 山东省地质科学研究院 | Simple optical ranging equipment for land development |
-
2017
- 2017-07-13 CN CN201720851213.4U patent/CN206972096U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111502338A (en) * | 2020-04-20 | 2020-08-07 | 安徽医科大学第一附属医院 | Isolation ward for artificial liver treatment |
| CN115474383A (en) * | 2022-10-28 | 2022-12-13 | 山东省地质科学研究院 | Simple optical ranging equipment for land development |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180206 Termination date: 20190713 |
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| CF01 | Termination of patent right due to non-payment of annual fee |