CN110409916A - A kind of mortise latch mechanism and its protective door for protective door - Google Patents
A kind of mortise latch mechanism and its protective door for protective door Download PDFInfo
- Publication number
- CN110409916A CN110409916A CN201910745910.5A CN201910745910A CN110409916A CN 110409916 A CN110409916 A CN 110409916A CN 201910745910 A CN201910745910 A CN 201910745910A CN 110409916 A CN110409916 A CN 110409916A
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- China
- Prior art keywords
- lock bolt
- damper
- protective door
- door leaf
- latch mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 230000001681 protective effect Effects 0.000 title claims abstract description 40
- 230000007246 mechanism Effects 0.000 title claims abstract description 31
- 230000035939 shock Effects 0.000 claims abstract description 14
- 230000000903 blocking effect Effects 0.000 claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 230000007123 defense Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 6
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 230000002285 radioactive effect Effects 0.000 description 2
- 231100000167 toxic agent Toxicity 0.000 description 2
- 239000003440 toxic substance Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/10—Bolts of locks or night latches
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/002—Weather or dirt protection
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/0041—Damping means
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B9/00—Lock casings or latch-mechanism casings ; Fastening locks or fasteners or parts thereof to the wing
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/12—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes against air pressure, explosion, or gas
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/12—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes against air pressure, explosion, or gas
- E06B5/14—Gasproof doors or similar closures; Adaptation of fixed constructions therefor
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Lock And Its Accessories (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The present invention relates to defense equipment technical fields, disclose a kind of mortise latch mechanism and its protective door for protective door, and the mortise latch mechanism for protective door includes: lock bolt, is mounted on door leaf；Keyhole, corresponding with lock bolt to be mounted on doorframe, including the lock box and damper cooperated with lock bolt, the damper is mounted in lock box, and in locking state and latching contact for consuming negative pressure of shock wave energy；Blocking mechanism, connection lock bolt do stretching motion keyhole is inside and outside for driving lock bolt.The present invention can effectively protect lock bolt by damper; it is manually opened to guarantee that safeguard structure blocking mechanism after being subjected to impact wave suction function still is able to be at elastic state; simultaneously; damper can effectively reduce negative pressure of shock wave to the dynamic load effect of door leaf, and additional safety stock is provided for door leaf structure.
Description
Technical field
The present invention relates to defense equipment technical field, more particularly, to a kind of mortise latch mechanism for protective door and
Its protective door.
Background technique
Underground protective engineering is also civil air defense works, refers to ensure wartime personnel and goods and materials masking, people's air defence commander, doctor
Treat rescue and the underground protective structure individually built and combined ground wartime for building of building can be used for the underground part of air defense
Point.The door of underground protective engineering entrance is known as protective door (closed guard gate), and its role is to prevent explosion wave, toxic agent, life
Fight agent and radioactive particulate etc. of object enters internal and anti-personnel and destroys building structure and equipment.
Negative pressure of shock wave refers to that the research of shock wave negative pressure at present is also not by towards the shock wave outside fortification
Sufficiently, evaluation is determined using empirical estimating in engineering, this there is, and to be actually subjected to impact wave suction function more inclined than empirical value
When big, the problem of causing airtight blast door to fail to open after shock wave compared with large plastometric set, occurs for lock bolt.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of mortise latch mechanism for protective door, solve lock bolt because
It is subjected to impact wave negative pressure and the problem of leading to not opening protection function door compared with large plastometric set occurs.
The object of the invention is achieved through the following technical solutions:
A kind of mortise latch mechanism for protective door is provided, comprising:
Lock bolt is mounted on door leaf；
Keyhole, it is corresponding with lock bolt to be mounted on doorframe, including the lock box and damper cooperated with lock bolt, the damper peace
In lock box, and in locking state and latching contact for consuming negative pressure of shock wave energy；
Blocking mechanism connects lock bolt, for driving lock bolt to do flexible fortune keyhole is inside and outside.
In a scheme of the invention, the damper includes with the support plate of latching contact and positioned at support plate two
The side plate at end, the thickness of the support plate is centered on the support plate symmetry axis parallel with side plate, toward the side plate of support board ends
Direction gradually thickens, and the lock bolt is mounted on the support plate symmetry axis parallel with side plate.
Further, the face that the lock bolt and support plate contact with each other is scarf, and the scarf opens up direction
Towards doorframe direction, so that lock bolt generates oblique relative motion when flexible, between lock bolt and damper, pass through oblique opposite fortune
The dynamic component motion converted lock bolt to perpendicular to the stretching motion of door leaf side perpendicular to door leaf plane.
Further, the section that the lock bolt is located at door leaf one end is ellipsoid or cylindrical body, positioned at the other end of keyhole
For the ellipsoid or cylindrical body for cutting oblique section, the scarf of the support plate and the cutting angle of oblique section of lock bolt are opposite
It answers, and is parallel to each other.
In another scheme of the invention, the damper includes for being inserted into the cylinder of lock bolt, Wasted-energy steel plate and company
Fishplate bar, the section of the cylinder are adapted with the section of lock bolt, and the connecting plate quantity at least two, the cylinder passes through consumption
Energy plate is connect with connecting plate, and the height of the Wasted-energy steel plate is gradually lower from connecting plate to cylinder direction.
Preferably, the Wasted-energy steel plate is integral type Wasted-energy steel plate or is composed in parallel by multiple Wasted-energy steel plates.
Further, the face that the lock bolt and cylinder inboard wall contact with each other is scarf, the side of opening up of the scarf
To towards doorframe direction, so that lock bolt generates oblique relative motion when flexible, between lock bolt and damper, by oblique opposite
Movement converts lock bolt to perpendicular to the stretching motion of door leaf side the component motion perpendicular to door leaf plane.
Further, the section that the lock bolt is located at door leaf one end is ellipsoid or cylindrical body, positioned at the other end of keyhole
For the ellipsoid or cylindrical body for cutting oblique section, the cylinder inboard wall scarf is opposite with the cutting angle of oblique section of lock bolt
It answers, and is parallel to each other.
Further, the mortise latch mechanism of the present invention for protective door further includes the guide pipe being mounted in door leaf,
The lock bolt is through guide pipe and in guiding inner telescoping tube.
Another object of the present invention is to provide a kind of protective doors, including the above-mentioned mortise latch mechanism for protective door.
Compared with prior art, beneficial effects of the present invention are as follows:
Keyhole in the present invention with lock bolt cooperation includes lock box and damper, and the damper is mounted in lock box, and
Locking state and latching contact can effectively protect lock bolt by damper, are at bullet for consuming negative pressure of shock wave energy
Sex work state is manually opened to guarantee that safeguard structure blocking mechanism after being subjected to impact wave suction function still is able to, meanwhile,
Damper can effectively reduce negative pressure of shock wave to the dynamic load effect of door leaf, and additional safety stock is provided for door leaf structure.
The contact surface of lock bolt and damper is scarf in the present invention, and the scarf angle of the two is corresponding, and
It is parallel to each other, the scarf opens up direction towards doorframe direction, so that lock bolt produces between lock bolt and damper when flexible
Raw oblique relative motion, the stretching motion by oblique relative motion by lock bolt perpendicular to door leaf side are converted into perpendicular to door leaf
The component motion of plane, the component motion provide for the sealing device on protective door perpendicular to door leaf direction pretightning force, the preload
Power can make sealing joint strip compress and play the role of closed.In addition, in locking state on the one hand the pretightning force can play raising
On the other hand sealed pressure effect can be played the role of providing fixed pivot when door leaf bears negative pressure.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only
Some embodiments of the present invention, for those of ordinary skill in the art, without any creative labor, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is the mortice lock mechanism structure schematic diagram that the present invention is used for protective door.
Fig. 2 is the load-deformation curve of typical metal mild steel material.
Fig. 3 a is the first damper structure schematic diagram of the invention.
Fig. 3 b is the first damper cross-sectional view of the invention.
Fig. 4 is the structural schematic diagram of the first damper and lock bolt cooperation of the invention.
Fig. 5 is the first damper working principle diagram of the invention.
Fig. 6 a is the structural schematic diagram of second of damper of the present invention and lock bolt cooperation.
Fig. 6 b is the main view of second of damper of the present invention and lock bolt cooperation.
Fig. 6 c is the top view of second of damper of the present invention and lock bolt cooperation.
Fig. 6 d is the schematic diagram that cylinder of the present invention and lock bolt contact with each other.
Wherein, wherein 1- lock bolt, 2- door leaf, 3- keyhole, 4- guide pipe, 5- lock box, 6- damper, 11- support plate, 12-
Side plate, 21- cylinder, 22- Wasted-energy steel plate, 23- connecting plate.
Specific embodiment
The present invention is further illustrated With reference to embodiment, wherein attached drawing only for illustration,
What is indicated is only schematic diagram, rather than pictorial diagram, should not be understood as the limitation to this patent；Reality in order to better illustrate the present invention
Example is applied, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To those skilled in the art
For, the omitting of some known structures and their instructions in the attached drawings are understandable.
As shown in Figure 1, the present embodiment provides a kind of mortise latch mechanisms for protective door, in order to make it easy to understand, specifically will
It applies and is illustrated on protective door, as shown in Figure 1, specifically including:
Lock bolt 1 is mounted on door leaf 2；
Keyhole 3, it is corresponding with lock bolt 1 to be mounted on doorframe, including the lock box 5 and damper 6 cooperated with lock bolt 1, damper 6
It is mounted in lock box 5, and is contacted with lock bolt 1 for consuming negative pressure of shock wave energy in locking state；
Blocking mechanism, connection lock bolt 1 do stretching motion keyhole 3 is inside and outside for driving lock bolt 1.
In the present embodiment, there are three types of states under the driving of blocking mechanism for lock bolt 1, are nature, locking fortune respectively
Row state and locking state, in which: in nature, there is preset distance, in this shape between lock bolt 1 and corresponding keyhole 3
Door leaf 2 can be freely rotated or be translatable along pin shaft when state；When locking operating status, flexible fortune is done by blocking mechanism linkage lock bolt 1
It is dynamic；In locking state, lock bolt 1 is in predetermined position in keyhole 3, and lock bolt 1 and keyhole 3, which fit closely, at this time no longer generates relatively
Movement, specifically fits closely with lock box 5 and damper 6.
Accordingly, also there are three types of states for the present embodiment damper 6, are nature, locking state and negative pressure energy consumption respectively
State, in which: damper 6 does not stress when nature, and damper 6 does not deform；When locking state, damper 6 be in by
Power state, but stress is less thus in elastic deformation stage at this time；When energy consumption state, protective door by conventional weapon or
When being in larger negative pressure after Nuclear Strike, damper 6 can be generated compared with large plastometric set, and the deformation consumption shock wave of damper 6 is negative
Pressure energy amount.
Through the above scheme, in 1 locking state of lock bolt, damper 6 is born by contacting with lock bolt 1 to consume shock wave
Pressure energy amount solves the problems, such as that lock bolt 1 occurs to lead to not opening protection function door compared with large plastometric set because being subjected to impact wave negative pressure,
Meanwhile damper 6 can effectively reduce negative pressure of shock wave to the dynamic load effect of door leaf, and additional safety storage is provided for door leaf structure
It is standby.
In the present embodiment, the effect of lock box 5 is to install damper 6 and fixed lock bolt 1, meets under above-mentioned condition, lock box 5
With there are many structure types of lock bolt 1；The effect of blocking mechanism (not shown) is to drive lock bolt, it is preferred to use mechanical
Structure, such as the mode of handle and drive rod cooperation, guarantee in the case where being subjected to impact wave negative pressure can by manually opened protective door,
Lock bolt 1 and blocking mechanism are preferably mounted inside door leaf 2, avoid contamination dust, are conducive to improve lock bolt 1 and blocking mechanism
Durability.
It further include the guide pipe 4 being mounted in door leaf 2, lock bolt 1 is through guide pipe 4 and in guide pipe 4 in the present embodiment
Flexible, guide pipe 4 can be fixedly welded on the steel skeleton or panel inside door leaf 2, do guiding role for the movement of lock bolt 1, together
When play the role of transmit lock bolt 1 shearing on door leaf 2.
Wherein, there are many structure types of damper 6, the damper of existing consuming type be can be applicable in the present embodiment,
It is contemplated that protective door is used for civil air defense works, when being in larger negative pressure after by conventional weapon or Nuclear Strike, because
This requires damper 6 to have biggish deformation and energy dissipation capacity, needs that damper 6 is further designed and optimized.
As shown in Fig. 2, principle is consumed energy by taking typical metal mild steel material as an example, and before reaching yield stress, metal mild steel
Directly proportional between material stress and strain, in this case, strain can be completely recovered to origin O after unloading, according to energy
Principle, this is in the process without any energy dissipation.After stress is more than yield stress, such as B point in figure, strain cannot after unloading
It is completely recovered to origin O, overstrain is had and has plastic deformation generation in this course and with energy dissipation.
As shown in figs. 34, as a kind of preferred embodiment of the present embodiment, the damper uses monoblock type variable section shape
Formula, specifically includes the support plate 11 contacted with lock bolt 1 and the side plate 12 positioned at 11 both ends of support plate, the thickness of support plate 11 with
Centered on the support plate symmetry axis parallel with side plate 12, gradually thicken toward 12 direction of side plate at 11 both ends of support plate, lock bolt 1 is then excellent
Choosing is mounted on 11 symmetry axis of support plate parallel with side plate 12.
Wherein, support plate 11 is one of the forming with side plate 12, and mild steel, metal can be used in the material of support plate 11 and side plate 12
The materials such as lead.
Through the above scheme, the thickness of support plate 11 is gradually thickend from symmetrical axis center toward both ends, so that damper
Form is variable cross-section, to have biggish deformation and energy dissipation capacity, concrete principle is as shown in figure 5, when by perpendicular to branch
When 11 side of fagging is acted on to concentrated force, the moment of flexure (M) of 11 section of support plate is changed linearly along short transverse；Pass through support plate 11
The design of variable cross-section, so that the bending stiffness (EI) of 11 section of support plate is also changed linearly along steel plate short transverse, this just makes
It is (M/EI) all the same along the curvature of short transverse to obtain support plate 11；It is entire to support after 11 stress of support plate is more than yield force
Plate 11 can simultaneously and complete yield, rather than concentrate on some section surrender, therefore have biggish deformation and energy dissipation capacity.
In addition, protective door is in addition to by explosion wave, will also prevent toxic agent, biological warfare agent and radioactive particulate etc. from entering
It is internal.Therefore, in order to improve the leakproofness of protective door, the face that lock bolt 1 and support plate 11 contact with each other in the present embodiment is oblique
Section, it is specific as shown in figure 4, the scarf opens up direction towards doorframe direction, so that lock bolt 1 is when flexible, 1 He of lock bolt
Oblique relative motion is generated between damper, the stretching motion by oblique relative motion by lock bolt perpendicular to 2 side of door leaf turns
The component motion perpendicular to 2 plane of door leaf is turned to, which provides for the sealing device on protective door perpendicular to 2 side of door leaf
To pretightning force, which can make sealing joint strip compress and play the role of closed.In locking state, which on the one hand can
To play the role of improving sealed pressure, it on the other hand can play and fixed pivot is provided when door leaf 2 bears negative pressure.
Herein it should be noted that when lock bolt 1 in the raw when, lock bolt 1 and keyhole 3 have preset distance at this time；
When lock bolt 1 is when locking operating status, lock bolt 1 is contacted with damper 6, and is generated in lock box 5 with damper 6 oblique opposite
Movement；In locking state, lock bolt 1 is in predetermined position in keyhole 3, and lock bolt 1 and damper 6, keyhole 3 fit closely not at this time
Generating relative motion.
Wherein, the concrete form of scarf is designed according to the structure of lock bolt 1 and damper 6, specifically in this implementation
It is ellipsoid or cylindrical body that lock bolt 1, which is located at the section of door leaf one end, in example, and the other end positioned at keyhole 3 is the ellipse of cutting oblique section
Circle or cylindrical body, the scarf of support plate 11 and the cutting angle of oblique section of lock bolt are corresponding, and are parallel to each other.
As shown in fig. 6, another preferred embodiment as the present embodiment, the damper uses split type variable section shape
Formula specifically includes cylinder 21, Wasted-energy steel plate 22 and connecting plate 23 for being inserted into lock bolt 1, the section of cylinder 21 and cutting for lock bolt 1
Face is adapted, 23 quantity at least two of connecting plate, and cylinder 21 is connect by Wasted-energy steel plate 22 with connecting plate 23, the height of Wasted-energy steel plate 22
Degree is gradually lower from connecting plate 23 to 21 direction of cylinder.
Wherein, the materials such as mild steel, metallic lead can be used in the material of Wasted-energy steel plate 22, and Wasted-energy steel plate 22 can be integral type Wasted-energy steel plate
Or composed in parallel by multiple Wasted-energy steel plates, connecting plate 23 is for damper to be mounted in lock box 5.
Damper described in this programme uses split type variable cross-section form, energy consumption principle and monoblock type variable cross-section form class
Seemingly, equally there is biggish deformation and energy dissipation capacity, the difference is that the difference of monoblock type and split type installation form.
Similarly, in order to improve the leakproofness of protective door, the face that lock bolt 1 and 21 inner wall of cylinder contact with each other in the present embodiment is equal
For scarf, the scarf opens up direction towards doorframe direction, so that lock bolt 1 when flexible, is locked, between 1 and damper
Generate oblique relative motion, by oblique relative motion by lock bolt 1 perpendicular to the stretching motion of 2 side of door leaf be converted into perpendicular to
The component motion of 2 plane of door leaf.
The specific section that lock bolt 1 is located at door leaf one end in the present embodiment is similarly ellipsoid or cylindrical body, is located at keyhole
The other end be similarly cutting oblique section ellipsoid or cylindrical body, the cutting oblique section of cylinder 21 inner wall scarf and lock bolt 1
Angle it is corresponding, and be parallel to each other.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited thereto.At this
, can be with various simple variants of the technical solution of the present invention are made in the range of the technology design of invention, including each particular technique
Feature is combined in any suitable manner.In order to avoid unnecessary repetition, the present invention is to various combinations of possible ways
No further explanation will be given.But it should also be regarded as the disclosure of the present invention for these simple variants and combination, belongs to the present invention
Protection scope.
Claims (10)
1. a kind of mortise latch mechanism for protective door characterized by comprising
Lock bolt (1) is mounted on door leaf (2)；
Keyhole (3), it is corresponding with lock bolt (1) to be mounted on doorframe, including the lock box (5) and damper (6) cooperated with lock bolt (1),
The damper (6) is mounted in lock box (5), and contacts in locking state with lock bolt (1), for consuming negative pressure of shock wave energy
Amount；
Blocking mechanism connects lock bolt (1), for driving lock bolt (1) to do stretching motion keyhole (3) is inside and outside.
2. according to claim 1 be used for protective door mortise latch mechanism, which is characterized in that the damper (5) include with
The support plate (11) of lock bolt (1) contact and the side plate (12) for being located at support plate (11) both ends, the thickness of the support plate (11)
Centered on the support plate symmetry axis parallel with side plate (12), gradually thicken toward side plate (12) direction at support plate (11) both ends,
The lock bolt (1) is mounted on the support plate symmetry axis parallel with side plate (12).
3. being used for the mortise latch mechanism of protective door according to claim 2, which is characterized in that the lock bolt (1) and support plate
(11) face to contact with each other is scarf, and the scarf opens up direction towards doorframe direction, so that lock bolt (1) is flexible
When, oblique relative motion is generated between lock bolt (1) and damper (6), by oblique relative motion by lock bolt (1) perpendicular to door leaf
(2) stretching motion of side is converted into the component motion perpendicular to door leaf plane.
4. being used for the mortise latch mechanism of protective door according to claim 3, which is characterized in that the lock bolt (1) is located at door leaf
(2) section of one end is ellipsoid or cylindrical body, and the other end for being located at keyhole (3) is the ellipsoid or cylinder for cutting oblique section
Body, the scarf of the support plate (11) and the cutting angle of oblique section of lock bolt (1) are corresponding, and are parallel to each other.
5. being used for the mortise latch mechanism of protective door according to claim 1, which is characterized in that the damper (6) includes using
In cylinder (21), Wasted-energy steel plate (22) and the connecting plate (23) of insertion lock bolt (1), the section and lock bolt (1) of the cylinder (21)
Section be adapted, connecting plate (23) quantity at least two, the cylinder (21) pass through Wasted-energy steel plate (22) and connecting plate
(23) it connects, the height of the Wasted-energy steel plate (22) is gradually lower from connecting plate (23) to cylinder (21) direction.
6. being used for the mortise latch mechanism of protective door according to claim 5, which is characterized in that the Wasted-energy steel plate (22) is integrated
Formula Wasted-energy steel plate is composed in parallel by multiple Wasted-energy steel plates.
7. being used for the mortise latch mechanism of protective door according to claim 5, which is characterized in that the lock bolt (1) and cylinder
(21) face that inner wall contacts with each other is scarf, and the scarf opens up direction towards doorframe direction, so that lock bolt (1) In
When flexible, generate oblique relative motion between lock bolt (1) and damper (6), by oblique relative motion by lock bolt (1) perpendicular to
The stretching motion of door leaf (2) side is converted into the component motion perpendicular to door leaf (2) plane.
8. being used for the mortise latch mechanism of protective door according to claim 7, which is characterized in that the lock bolt (1) is located at door leaf
(2) section of one end is ellipsoid or cylindrical body, and the other end for being located at keyhole (3) is the ellipsoid or cylinder for cutting oblique section
Body, cylinder (21) the inner wall scarf is corresponding with the cutting angle of oblique section of lock bolt (1), and is parallel to each other.
9. being used for the mortise latch mechanism of protective door according to claim 1, which is characterized in that further include being mounted on door leaf (2)
Interior guide pipe (4), the lock bolt (1) are stretched through guide pipe (4) and in guide pipe (4).
10. a kind of protective door, which is characterized in that the mortise lock machine including being used for protective door described in claim 1~9 any one
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910745910.5A CN110409916B (en) | 2019-08-13 | 2019-08-13 | Mortise lock mechanism for protective door and protective door thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910745910.5A CN110409916B (en) | 2019-08-13 | 2019-08-13 | Mortise lock mechanism for protective door and protective door thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110409916A true CN110409916A (en) | 2019-11-05 |
| CN110409916B CN110409916B (en) | 2024-04-12 |
Family
ID=68367322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910745910.5A Active CN110409916B (en) | 2019-08-13 | 2019-08-13 | Mortise lock mechanism for protective door and protective door thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN110409916B (en) |
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| DE102014109747A1 (en) * | 2014-07-11 | 2016-01-14 | Kiekert Ag | Motor vehicle door lock |
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| CN210738267U (en) * | 2019-08-13 | 2020-06-12 | 中国城市建设研究院有限公司 | Mortise lock mechanism for protective door and protective door thereof |
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| CN110409916B (en) | 2024-04-12 |
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