CN203201307U - Piping shaft door fireproofing lock - Google Patents
Piping shaft door fireproofing lock Download PDFInfo
- Publication number
- CN203201307U CN203201307U CN 201320226331 CN201320226331U CN203201307U CN 203201307 U CN203201307 U CN 203201307U CN 201320226331 CN201320226331 CN 201320226331 CN 201320226331 U CN201320226331 U CN 201320226331U CN 203201307 U CN203201307 U CN 203201307U
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- China
- Prior art keywords
- lock
- shaft door
- driver plate
- panel
- dead bolt
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- Expired - Lifetime
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Abstract
The utility model discloses a piping shaft door fireproofing lock, particularly relates to a piping shaft door fireproofing lock, and belongs to the field of locks with special purposes. The piping shaft door fireproofing lock comprises a lock head (1) and a lock body (2). The lock head (1) comprises a lock cylinder (3) and an installing cover (4). A spring bolt (5) and a poking plate (6) are arranged in the lock body (2), the spring bolt (5) is provided with a hollow part (7), tooth-form concave-convex grooves (8) are horizontally formed in the edge of the hollow part (7), the poking plate (6) is arranged in the hollow part, the arc edge is arranged on the poking plate (6), concave-convex teeth (9) are arranged on the arc edge, the concave-convex teeth (9) are meshed with the tooth-form concave-convex grooves (8), the lock cylinder (3) is in transmission connection with the poking plate (6), and the poking plate (6) is in transmission connection with the spring bolt (5). Therefore, the piping shaft door fireproofing lock is simple in structure, small in size (particularly, the lock body is narrower and smaller in thickness) and used for a piping shaft door.
Description
Technical field
The utility model relates to a kind of Fire-proof lock and improves invention, and particularly conduit shaft door Fire-proof lock belongs to the field of the lock of specific use.
Background technology
The dead bolt in its lock body reaches the state that pins with unlatching in the design of lock by the lock core transmission in the prior art, and generally all adopts spring to participate in cooperating component interoperation in the lock body in the process of transmission.A problem so can appear, namely when the condition of a fire occurs, lock body receives the heat transmission, and then make each inner component be subject to heat affecting, and very likely lose effect (when particularly the condition of a fire is larger) after particularly spring is heated, therefore will cause the malfunctioning of lock, original conduit shaft door that pins just might can't be opened, therefore need to prize conduit shaft door, must all impact conduit shaft door itself and lock itself, just reduce application life in the middle of invisible.Also have, existing conduit shaft door Fire-proof lock, the lock body inner structure is complicated, and component are many, so the lock body volume is large, just need to occupy more space when installing comparatively speaking, easily cause door-plate fracture to occur; And, existing conduit shaft door Fire-proof lock is provided with forward and backward mounting cover, forward and backward mounting cover is connected after installing, therefore mounting cover before the heat that mounting cover is received after when the condition of a fire occurs will pass to, and front mounting cover is arranged on the lock core, therefore lock core will be subject to heat, and lock core is damaged, and impact is normally used.
The utility model content
In view of the technical problem that exists in the background technology, the technical problem that the utility model solves aims to provide a kind of simple in structure, small volume, conduit shaft door Fire-proof lock that affected by heat is little.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of conduit shaft door Fire-proof lock, include tapered end and lock body, described tapered end includes lock core and mounting cover, it is characterized in that: be provided with dead bolt and driver plate in the described lock body, this dead bolt is provided with openwork part, the edge level of described openwork part is provided with the profile of tooth tongue and groove, described driver plate is set in this openwork part, described driver plate is provided with radiused edges, this radiused edges is provided with shaggy tooth, described shaggy tooth is meshed with described profile of tooth tongue and groove, and described lock core and driver plate are in transmission connection, and described driver plate and dead bolt are in transmission connection.
Described driver plate is disc.
Also be provided with through hole on the described lock body, described driver plate is provided with locating hole, and described lock core is provided with plectrum, and described plectrum passes described through hole and locating hole and driver plate and is in transmission connection.
Described mounting cover is provided with securing member.
Described lock body also includes shell of top cover and lower cover shell, is respectively equipped with the buckle teeth that cooperatively interacts on the described upper and lower cover shell, and described upper and lower cover shell fastens the housing that forms described lock body mutually, and described dead bolt and driver plate are arranged in this housing.
Also be respectively equipped with reinforcing rib on described shell of top cover and the lower cover shell, described dead bolt is arranged between the interior reinforcing rib of housing.
Described lock body also is provided with panel and interior lining panel, described panel and interior lining panel are connected to the space that has hollow between panel body and panel and the interior lining panel, offer the oblong aperture that matches with dead bolt on this panel body, state in the oblong aperture place and also to be provided with catching groove between panel and the interior lining panel, also be respectively equipped with the groove button on the described upper and lower cover shell, described upper and lower cover shell buckles in the catching groove by the groove button and is connected with panel body.
Described tapered end includes blade lock core.
The lock body part of the Fire-proof lock that the utility model conduit shaft door is used mainly is comprised of dead bolt and driver plate, therefore simple in structure, volume is little (particularly lock body is narrower, thickness is thinner), can too much not occupy the space on the door when therefore installing; Adopt the heat stability of component in the utility model lock body strong, even under the temperature of 1100 degree, also can work, just be installed on the conduit shaft door by front mounting cover owing to tapered end simultaneously, therefore behind the door heat relatively difficulty be delivered on the tapered end, and when installing, can between lock body and door, fill fire prevention and fill out heart material, so thermal conductivity will further be lowered, and fireproof performance is more reliable.
Therefore the utility model compared with prior art has substantive distinguishing features and progress.
Description of drawings
Details and the operating principle of embodiment of the present utility model and embodiment are described below in conjunction with accompanying drawing.
Fig. 1 is lock head structure schematic diagram in the utility model.
Fig. 2 is side-looking structural representation among Fig. 1.
Fig. 3 is lock bolt structure schematic diagram in the utility model.
Fig. 4 is dial structure schematic diagram in the utility model.
Fig. 5 is upper and lower cover shell medial surface structural representation in the utility model, therefore upper and lower cover shell structure symmetry provides an accompanying drawing.
Fig. 6 is plan structure schematic diagram among Fig. 5.
Fig. 7 is lock body side-looking structural representation.
Fig. 8 is the panel construction schematic diagram of panel body.
Fig. 9 is the liner structure schematic diagram of panel body.
In the accompanying drawing:
1 tapered end, 2 lock bodies, 3 lock cores, 4 mounting covers, 5 dead bolts, 6 driver plates, 7 openwork parts, 8 profile of tooth tongue and grooves, 9 shaggy tooths, 10 through holes, 11 locating holes, 12 plectrums, 13 upper and lower cover shells (upper and lower cover shell structure symmetrical), 14,14 ' buckle teeth, 15 reinforcing ribs, 16 panels, 17 interior lining panels, 18 panel bodies, 19 oblong aperture, 20 catching grooves, 21 notches.
The specific embodiment
Referring to accompanying drawing, a kind of conduit shaft door Fire-proof lock in the present embodiment includes tapered end 1 and lock body 2.Described tapered end includes lock core 3 and mounting cover 4, and lock core can be selected blade lock core, such as the kirsite blade lock.By mounting cover tapered end is installed on the conduit shaft door, therefore need to be provided with securing member (such as bolt or screw) at mounting cover, securing member does not penetrate door when installing in order to reduce the heat conduction, and lock body part can directly be embedded in door; Tapered end just is installed in the conduit shaft door panels outside by front mounting cover; therefore the heat of door the inside relatively difficulty be delivered on the tapered end; guarantee the tapered end normal operation; and when installing, can between lock body and door, fill fire prevention and fill out heart material; so thermal conductivity will further be lowered; on mounting cover, trim can also be set, play protection and decoration.Be provided with dead bolt 5 and driver plate 6 in the described lock body, it is symmetrical that described lock body includes in shell of top cover and the lower cover shell 13(accompanying drawing upper and lower cover shell, therefore only provide shell of top cover), be respectively equipped with buckle teeth 14,14 ' (the embodiment the inside comprises protruding and recessed two kinds) that cooperatively interacts on the described upper and lower cover shell, buckle teeth can be arranged on two straight flanges and the base, described upper and lower cover shell fastens the housing that forms described lock body mutually, contraposition is convenient, accurate when installing by buckle teeth so lock body, and housing is also more firm simultaneously; Dead bolt and driver plate are arranged in the upper and lower cover shell, also be respectively equipped with reinforcing rib (the present embodiment directly is arranged on reinforcing rib on the medial surface that covers shell) on described shell of top cover and the lower cover shell simultaneously, described dead bolt is arranged between the interior reinforcing rib 15 of housing, therefore namely increased the rigid structures of housing by reinforcing rib, can reduce again the materials of dead bolt, guarantee again simultaneously dead bolt stable movement in housing; Described lock body also is provided with panel 16 and interior lining panel 17, described panel and interior lining panel are connected to panel body 18, the space that has hollow between described panel and the interior lining panel, offer the oblong aperture 19 that matches with dead bolt on this panel body, the tongue of described dead bolt passes this oblong aperture activity, state the place that also is provided with hollow between catching groove 20(panel and the interior lining panel between panel and the interior lining panel in the oblong aperture place), on described, also be respectively equipped with groove button 21 on the lower cover shell, on described, the lower cover shell buckles in the catching groove by the groove button and is connected with panel body, so can make the housing of lock body be installed in fast on the panel body, and make the structure between housing and the panel body more stable, firmly, be difficult for being subjected to bruising to cause housing to separate with panel body because dead bolt stretches out, the phenomenon such as crack.Therefore can be regardless of front and back when lock body is installed, can with the upper and lower cover shell careless that forward-facing, backwards can.
This dead bolt is provided with openwork part 7(referring to accompanying drawing, can be set to U-shapedly when openwork part is set, and so can make the dead bolt stably more mobile in lock body); The edge level of described openwork part is provided with profile of tooth tongue and groove 8, be section of rack on the openwork part referring to accompanying drawing, described driver plate 6 is set in this openwork part, described driver plate is provided with radiused edges, this radiused edges is provided with shaggy tooth 9, described shaggy tooth be meshed with described profile of tooth tongue and groove (can certainly the profile of tooth tongue and groove be set at driver plate, establish shaggy tooth at dead bolt and form to cooperate), described lock core and driver plate are in transmission connection, and described driver plate and dead bolt are in transmission connection; Described driver plate can be disc, make convenient, and structure is also more reasonable, and discoidal driver plate can form with openwork part and ideally cooperate, makes that driver plate can stably move in lock body, stably drive lock tonguing; Also be provided with through hole 10 on the described lock body, this through hole will be arranged on the upper and lower cover shell, described driver plate is provided with locating hole 11(the present embodiment can adopt slot), described lock core is provided with plectrum (the present embodiment can adopt rectangular axon), described plectrum passes described through hole and locating hole and driver plate and is in transmission connection, the present embodiment is realized the action of driver plate by this mode, use stainless steel in the selection of plectrum simultaneously, uses the packing material in labeled door not to be subjected to rust corrosion with existing.Therefore driver plate moves in lock body under the transmission of lock core and then by shaggy tooth and profile of tooth tongue and groove transmission dead bolt, reaches the purpose of pinning, door capable of being opened.The lock body part of the Fire-proof lock that conduit shaft door like this is used mainly is comprised of dead bolt and driver plate, the lateral width of lock body almost is the width of dead bolt, therefore structure is more simple, volume is less, especially lock body will be narrower, thickness is thinner, therefore being installed in interior the time is exactly the volume of dead bolt basically, therefore the space that opposite house occupies is less; Do not have spring in the lock body simultaneously, the heat stability of dead bolt and driver plate is higher, and therefore after 1100 degree burnt 60 minutes, dead bolt and driver plate can also work, and conduit shaft door can open and close normally.
When the Fire-proof lock that the utility model conduit shaft door is used moves, rotational lock core, lock core will rotate by the plectrum driving chuck, and the rotation of driver plate will make the shaggy tooth above the driver plate drive profile of tooth tongue and groove on the dead bolt, and then make dead bolt move left and right in lock body, reach the purpose of pinning and door capable of being opened.
On the fireproof operating principle, because lock body is installed in the door-plate, lock body structure is simple, volume is less so to occupy the space of door-plate less, and tapered end is installed in the door-plate lateral surface, so the Fire-proof lock that the utility model conduit shaft door is used does not have any direct contact with the door-plate inboard, therefore improving in the lock body after the heat stability of component, even the condition of a fire occurs in the door, carry out after the heat transmission, Fire-proof lock of the present utility model can also normally use, particularly at tapered end, fill fire prevention between lock body and the door and fill out heart material, further reduce thermal conductivity, therefore just need not picking lock, force open the door.
Claims (8)
1. conduit shaft door Fire-proof lock, include tapered end (1) and lock body (2), described tapered end (1) includes lock core (3) and mounting cover (4), it is characterized in that: be provided with dead bolt (5) and driver plate (6) in the described lock body (2), this dead bolt (5) is provided with openwork part (7), the edge level of described openwork part (7) is provided with profile of tooth tongue and groove (8), described driver plate (6) is set in this openwork part, described driver plate (6) is provided with radiused edges, this radiused edges is provided with shaggy tooth (9), described shaggy tooth (9) is meshed with described profile of tooth tongue and groove (8), described lock core (3) is in transmission connection with driver plate (6), and described driver plate (6) is in transmission connection with dead bolt (5).
2. a kind of conduit shaft door Fire-proof lock as claimed in claim 1 is characterized in that: described driver plate (6) is disc.
3. a kind of conduit shaft door Fire-proof lock as claimed in claim 1 or 2, it is characterized in that: also be provided with through hole (10) on the described lock body (2), described driver plate (6) is provided with locating hole (11), described lock core (3) is provided with plectrum (12), and described plectrum (12) passes described through hole (10) and locating hole (11) is in transmission connection with driver plate (6).
4. a kind of conduit shaft door Fire-proof lock as claimed in claim 1 or 2, it is characterized in that: described mounting cover (4) is provided with securing member.
5. a kind of conduit shaft door Fire-proof lock as claimed in claim 1, it is characterized in that: described lock body (2) also includes shell of top cover and lower cover shell (13), be respectively equipped with the buckle teeth (14,14 ') that cooperatively interacts on the described upper and lower cover shell (13), described upper and lower cover shell (13) fastens the housing that forms described lock body mutually, and described dead bolt and driver plate are arranged in this housing.
6. a kind of conduit shaft door Fire-proof lock as claimed in claim 5 is characterized in that: also be respectively equipped with reinforcing rib (15) on described shell of top cover and the lower cover shell (13), described dead bolt is arranged between the reinforcing rib in the housing.
7. a kind of conduit shaft door Fire-proof lock as claimed in claim 5, it is characterized in that: described lock body (2) also is provided with panel (16) and interior lining panel (17), described panel (16) and interior lining panel (17) are connected to the space that has hollow between panel body (18) and panel and the interior lining panel, offer the oblong aperture (19) that matches with dead bolt on this panel body, state in the oblong aperture place and also to be provided with catching groove (20) between panel and the interior lining panel, also be respectively equipped with groove button (21) on the described upper and lower cover shell, described upper and lower cover shell buckles in the catching groove by the groove button and is connected with panel body.
8. a kind of conduit shaft door Fire-proof lock as claimed in claim 1, it is characterized in that: described tapered end (1) includes blade lock core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320226331 CN203201307U (en) | 2013-04-28 | 2013-04-28 | Piping shaft door fireproofing lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320226331 CN203201307U (en) | 2013-04-28 | 2013-04-28 | Piping shaft door fireproofing lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203201307U true CN203201307U (en) | 2013-09-18 |
Family
ID=49145426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320226331 Expired - Lifetime CN203201307U (en) | 2013-04-28 | 2013-04-28 | Piping shaft door fireproofing lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203201307U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195309A (en) * | 2013-04-28 | 2013-07-10 | 池仁记 | Fireproof lock for pipeline shaft door |
| CN105507668A (en) * | 2015-12-10 | 2016-04-20 | 重庆民生建材厂 | Antitheft and fireproof lock |
-
2013
- 2013-04-28 CN CN 201320226331 patent/CN203201307U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195309A (en) * | 2013-04-28 | 2013-07-10 | 池仁记 | Fireproof lock for pipeline shaft door |
| CN105507668A (en) * | 2015-12-10 | 2016-04-20 | 重庆民生建材厂 | Antitheft and fireproof lock |
| CN105507668B (en) * | 2015-12-10 | 2018-05-25 | 重庆民生建材厂 | A kind of fireproof lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130918 Effective date of abandoning: 20140910 |
|
| RGAV | Abandon patent right to avoid regrant |