TWM265432U - Locking structure for fireproof door lock - Google Patents

Description

M265432

4. Description of creation (1) [Technical field to which the new type belongs 1 This creation is about a fire lock tongue with two locks embedded in the lock structure ', especially about one side of the lock tongue; the lock tip can be used in a fire The dual card is locked in a spreading structure. ', Yi ,,' Tongue is locked to prevent fire [Prior Art] The conventional fire door lock # 4, 4, "Fire-decomposable mu structure 1", such as U.S. Patent No. 5,782,509 Mamtenance f〇r F x re-Degraded Latching rr1-y Lock the bolt-side [or the housing adjacent to the bolt = upon the selection =; setting the = high temperature of the door will cause the positioning ring to melt, resulting in the g : F: Therefore, the elasticity of the elastic bullet protrudes beyond the `` fruit '', and the locking tip is stuck between the bolt and the inner wall of the casing: the bolt cannot be retracted into the fire door lock, thus ensuring fire prevention The door is closed and cannot be opened by personnel on the other side of the fire door to prevent the fire from spreading. Although the above fire door lock has a high-temperature blocking function, the following problems still exist in practical use. For example: the hole of the lock tongue is After assembling the lock structure, it is usually necessary to provide a flange ring at the opening edge to limit the lock structure without disengaging the bolt. However, the flange ring is not only easy to assemble and position α, but also requires accurate assembly, otherwise Long push on this spring: Page 5 C: \ Logo-5 \ Five Co ntinents \ PK9619.ptd M265432 Fourth, the creation instructions (2) under 'The flange ring is bound to come out. Moreover, the tongue is locked on one side. However, in reality, escape personnel will be delayed. Based on the above factors, fire door locks In view of this, the lock spring and a positioning ring are double-clamped when they are melted by high temperature. In this way, the creation of this creation is assembled. [New content] The main purpose of this creation is' ^ Lock When the second tongue is embedded in the south temperature, it is necessary to protect the reliability of the lock with the gift. The secondary purpose of this creation is the effect of a lock with a wear and a positioning and two locks to simplify assembly. According to the creation of the spring-proof screw, it may cause the entire locking structure to disengage, and the locking structure is set on one side to provide that during the disaster, if the one-sided latching relationship is not enough, you can push it open. Fire doors, which cause the fire to spread, it is always necessary to further improve the above-mentioned prevention. To improve the above-mentioned disadvantages, it is to set the two lock tips, two set in a perforation of one lock tongue, when the two lock tips are positioned Can protrude to the lock separately The second side stop effect is used to ensure that the fire door is maintained in the closed state, which not only improves the reliability of the lock, but also further provides a lock structure of the fire door lock, a lock tip, two springs and a positioning ring. ί The two lock tips can be double-locked on the two sides of the tongue and enter the fire door lock, so that the creation has a closed structure to provide a lock structure of the fire door lock. The hole has an inward protrusion inside the hole. The ring can be fast-embedded, two springs, and a positioning ring, so that this creation has a locking structure of the fire door lock. It includes two locking tips, a positioning ring, and the common embedded setting is located in the lock tongue.

C: \ Logo-5 \ Five Continents \ PK9619.ptd

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Creation instructions (3) inside the perforation. When a fire occurs, the positioning ring can be melted by high temperature, and the two latching tips protrude from one side of the bolt respectively due to the elasticity of the two springs, so as to double latch the bolt, thereby ensuring Fire doors remain closed. [Embodiment] * In order to make the above and other purposes, features, and advantages of this creation more obvious and easy to understand ', the following describes the preferred embodiment of this creation, and in conjunction with the accompanying drawings, a detailed description is as follows: As shown in Fig. 1, the lock structure 2 of the fire door lock of this creation is assembled on a fire door lock 1. The lock structure 2 is used to ensure that the fire door is held in a closed door during a fire. Open accidentally to prevent the fire from spreading. Please refer to FIG. 1 again, the fireproof door lock 1 of the present invention can be selected from various types of conventional door locks, which includes at least one body, a bolt 12 and a transmission mechanism 13. The seat body 11a is provided on a fire door panel (not shown), and the seat system extends to form two side panels 111. The bolt 12 is pivotally coupled by a pivot 12. On the side plate 111, the bolt 12 is further provided with a perforation 121 that penetrates two sides of the bolt 12 and the perforation 121 An inner convex ring 122 is protruded from the inside. The transmission mechanism 13 is also suitably installed on the base body u, and is used to drive the locking tongue 丨 2 to choose to retract into the side plate 丨 i or extend out of the side plate 111. The transmission mechanism 3 is a conventional door lock structure, and will not be described in detail here. Please refer to FIG. 1 again, the locking structure 2 of this creation is embedded in the perforation 12 of the tongue 12 of the fire door lock 1]. The locking structure 2 includes a first

C: \ Logo-5 \ Five Cont i nents \ PK9619.ptd Page 7 M265432 4. Creation instructions (4) Locking pin 21, a second locking pin 2 2, a first spring 2 3, a second spring 24. A screw 25 and a positioning ring 26. The first latching tip 21 is provided with a trigger portion 211, a recessed portion 212, and two hook levers 213. The second locking tip 22 is provided with a trigger portion 221 and a screw hole 222. A screw head 2 51 is provided at the end of the screw 25, which is used to drive the screw 25 to rotate. The positioning ring 26 is made of low-melting plastic, rubber, synthetic resin, or alloy materials, such as polypropylene, polyethylene, and ABS polymers. Please refer to FIG. 2 and FIG. 3, when the locking structure 2 is to be assembled on the locking tongue 12, 'the screw 25 and the positioning ring 26 are first accommodated in the recess of the first locking tip 21 in advance. 2 1 2 within. At this time, the recessed portion 2 of the first latching tip 2 丨 can be used to clamp the screw head 2 51 so that the screw 25 and the first latching tip 2 can form a linkage relationship. Next, the first and second springs 23 and 24 are inserted into the perforations 121 of the lock tongue 12 to abut the two ends of the convex ring "in the perforations 121. Next, the first latching tips 21, The screw 25 and the positioning ring 26 are combined to enter one end of the perforation 121. Then, the second latching tip 1 | 2 is inserted into the other end of the perforation 121, and the screw 25 is screwed by the screw hole 222 to The second latching tip 22 and the screw 25 form an interlocking connection: ^ After the initial assembly, turn the triggering parts 2 11, 2 21 of the first and second latching tips 2 2 with an appropriate wrench to adjust the first , The second 21, 22 are embedded in the depth of the perforation 121, until the first, second, 2 1, 22 will not hinder the normal telescoping action of the bolt 12. Because the two ends 21, 22 only need to be used The two springs 23, 24 and the screw 25 can be equal to the two ends of the inner convex ring 222 of the two two j two 21, so it can effectively be relatively simple to install and add to the manufacturing process.

C: \ Logo-5 \ Five Continents \ PK9619, ptd The creation on page 8 is wrong 参 参 ^ ^ ^ In the normal use state as shown in Figure 3, the fire retardant1, " tongue 12 can enter the normal telescopic action, and The first closed error station 9] = 213 and the positioning ring 26 can limit the screw 25: tip = the side of the fire door and when it is fired to the fire door, the fire "upper and right defense" becomes melted. Please refer to Figure 4, after losing the setting = 'the first-lock tip 21 will be pushed by the first spring; 3, and relative to the screw 2 5 and the first _ blue — μ 9 9 2 Early-due to the movement of the combination of the lock pin 22 and the first lock pin 22 on the 9th day, and the lock pin of the screw 25 and the second lock pin 22 move at the same time: move and protrude from the other of the lock tongue 12 One side. As a result, the first closed 1st plate 21/22 can be jammed between the lock tongue 12: side and the j plate ill of the base body 11 so as to double lock the lock tongue 12 to make the lock mm mm fireproof Door lock! Therefore, in the event of a fire, ensure that the fire door is fixed in a closed state, to avoid being accidentally opened by a person on the other side of the fire door, thereby effectively preventing the fire from spreading and protecting the safety of the escaped person. As described above, compared with the locking structure of the conventional fire-resistant door lock, it has the disadvantages of assembling, and the latch is not sure. The original creation of FIG. 1 is to form the perforation 1 2 1 by wearing the bolt 1 2. The perforation 1 2 1 uses the inner convex ring 丨 2 2 to quickly position and assemble the two locking pins 21 and 22, the two springs 23 and 24, the screw 25 and the positioning ring 2 6 so as to provide the double latching lock by the locking pin 21 The tongue 11 effect, which can certainly improve the reliability of the lock, and can further simplify its assembly. Although this creation has been disclosed using the above-mentioned preferred embodiments, it is not intended to limit this creation. 'Any person skilled in this art can make various changes and modifications without departing from the spirit and scope of this creation. Protection C: \ Logo-5 \ Five Continents \ PK9619.ptd Page 9 M265432 IV. Creation Instructions (6) Scope shall be determined by the scope of the attached patent application. C: \ Logo-5 \ Five Continents \ PK9619.ptd Page 10 M265432 Simple illustration of the drawing [Simplified illustration of the drawing] Figure 1: An exploded perspective view of the locking structure of the fire door lock of this creation. Figure 2 · The side view of the combined lock structure of the fire door lock of this creation. Figure 3: The sectional view of the lock structure of the fire door lock under normal use in this creation. Figure 4: The sectional view of the lock structure of the fire door lock under the high temperature of the fire. Description of main component symbols 1 Fire door lock 12 Lock tongue 1 2 2 Inner convex ring 21 First lock tip 2 1 3 Hook lever 2 2 2 Screw hole 25 Screw 11 Base 1 2 0 Pivot 13 Transmission mechanism 2 11 Trigger 22 Second lock pin 23 .First spring 2 5 1 Screw head 111 Side plate 1 2 1 Perforation 2 Locking structure 2 1 2 Recess 2 2 1 Trigger 24 Second spring 26 Positioning ring

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Claims (1)

M265432 V. Application for patent scope 1. A locking structure of a fire door lock, which includes a locking projection of a convex end at the first end, which is embedded in a perforation of one of the lock tongues; a first spring, It is sandwiched between the first latching pin and one ring of the perforation; the latching pin is embedded between the first and second inner holes of the perforation of the bolt; a positioning fire occurs when the latching pin extends to the heavy latch and is maintained at According to the application, the other locking tip is applied. According to the application, the other screw head is clamped. The convex ring clamped in the first locking tip and the perforation is clamped in the first and second closed positioning rings. The first and second springs are outside the side of the spring, whereby the first and the first cause the bolt cannot be unlocked, the rod of the first item, and the pair of rods of the second and the second item are provided with a pair of fishing rod rings. , The hook is closed with the first The fire door lock end screw is set to interlock the fire door lock, and the recessed part is used to disengage the fire door lock spring, its ring and its ring, when the disaster is caused, the lock tongue can be closed due to two of the lock tongues. The patent scope includes a screw, in order to match the other recessed part and head of the patent scope screw and the positioning, which is one of the anti-rods described in the patent scope of the screw. Between the anti-locking tips, when the first and second sexes are pushed against each other, the second locking pin can be doubled to ensure the anti-locking structure. Combined with the second 0-locking structure, 0 Haidi one locking pin In order to accommodate the locking structure of the wire 〇 of the screw and the screw, C: \ Logo-5 \ Five Continents \ PK9619.ptd M265432 5. Scope of patent application The positioning ring is made of low melting point plastic, rubber, synthetic tree, and alloy materials, such as polypropylene, polyethylene ABS polymer. 5. The locking structure of the fire-resistant door lock according to item 1 of the scope of the patent application, wherein the first locking tip is provided with another triggering part to rotate and adjust the depth of the first locking tip embedded in the perforation of the tongue. 6. The locking structure of the fire-resistant door lock according to item 1 of the scope of the patent application, wherein the second locking tip is provided with another triggering part to rotate and adjust the depth of the second locking tip embedded in the perforation of the tongue. C: \ Logo-5 \ Five Continents \ PK9619.ptd Page 13