TWI806807B - Door bolt lockset - Google Patents

Abstract

A door bolt lockset for locking a door. The door bolt lockset comprises a lock body and a bolt buckle. The lock body comprises a first lock body portion and a second lock body portion which are pivoted to each other. The first lock body portion is provided with a coded lock part and a positioning pin. The second lock body portion is provided with a lock buckle, a track part and a plurality of movable bolts, the plurality of movable bolts are slidably arranged on the track part, the plurality of movable bolts have a positioning hole. The bolt buckle comprises an installation part and an extension part which are connected to each other. The extension part has a lock hole.

Description

Bolt lock set

The invention relates to a doorbolt lock set, which can be quickly, safely and conveniently locked by using a combination of a movable bolt and a combination lock after being installed on a door.

Door locks are a must-have product for every household in today's society. It has the function of preventing outsiders from opening the door and invading the room, thereby achieving the effect of protecting family property, life safety, and discouraging outsiders from intruding.

There are many kinds of door locks. One of the more common door locks is Taiwan Patent No. M313710 "bolt structure". This is a bolt type door lock. Its main structure includes a shaft seat, a bolt seat, For the bolt shaft, in actual application, the shaft seat is installed on the door, and the bolt seat is installed on the corresponding door side. Continue to operate the bolt shaft on the shaft seat to partially insert it into the bolt seat. At this time, the door can no longer be opened. Continue Then lock the second lock on the bolt shaft to limit its slippage range, so that it is impossible to open the door without removing the second lock that is hung up later, so as to achieve the purpose of locking the door. However, it can be known from the aforementioned content that this type of door lock requires a second lock to complete the locking step of the door. If the second lock is lost or forgotten to carry, it cannot be locked.

In view of the foregoing, how to solve the problem of the conventional bolt-type lock is that an additional second lock needs to be prepared for use, and it is necessary to solve it.

The present invention combines the lock body with the movable bolt. In the present invention, the lock body is installed on the door, the latch is installed on the side of the door, the first lock body part is fastened to the second lock body part and the movable bolt part is inserted into the In the lock hole, when the combination lock is not unlocked, the buckle cannot be separated from the combination lock, that is to say, the first lock body and the second lock body cannot be disengaged, so the positioning plug will remain inserted in the movable bolt The state of the positioning hole makes it impossible for the movable bolt to be displaced by operation, thereby achieving the purpose of locking the door, and there is no need for a conventional doorbolt type lock. When locking, an additional second lock is required. The present invention really improves the conventional product question.

In order to achieve the above purpose and effect, the present invention provides a doorbolt lock set, which includes: a lock body, which includes a first lock body part and a second lock body part pivoted to each other, and the first lock body part A combination lock and a positioning plug-in are provided. The second lock body is provided with a buckle, a track piece, and a movable bolt. The movable bolt is slidably arranged on the track piece. The movable bolt has a positioning hole. The first When the lock body is fastened to the second lock body, the buckle corresponds to the combination lock, the positioning insert is inserted in the positioning hole, and the movable bolt cannot slide; part, an extension part, the extension part has a lock hole, and the lock hole is used for the movable bolt to move through.

In order to better understand the embodiment of the present invention, please also watch it with the drawings. As shown in the first to fifth figures, the present invention is a doorbolt lock set, which includes: a lock body 1, which includes mutually pivoted A first lock body part 11, a second lock body part 12, the first lock body part 11 is provided with a combination lock 111, a positioning insert 113, the second lock body part 12 is provided with a lock catch 121, a track Part 122, a movable bolt 2, the movable bolt 2 is slidably arranged on the track member 122, the movable bolt 2 has a positioning hole 23, when the first lock body part 11 is fastened to the second lock body part 12, the The lock 121 corresponds to the combination lock 111, the positioning insert 113 is inserted in the positioning hole 23, and the movable bolt 2 cannot slide; a bolt 4 includes a mounting part 41 and an extension 42 connected to each other. The extension part 42 has a locking hole 421 for the movable bolt 2 to move through.

Continuing the above content, further describe the embodiment of the present invention in detail. As shown in the sixth figure, the door 100 to be locked in this embodiment is a pull-down door as an example. When the present invention is actually applied, the lock body 1 is a second The lock body 12 is installed on the edge of the door 100, and the latch 4 is installed on the frame 200 with the installation part 41. Then, as shown in the seventh figure, the door 100 is pulled down and closed. At this time, the position of the movable bolt 2 will correspond to that of the lock. Hole 421, continue to operate the movable bolt 2 to partially insert it into the lock hole 421, so that the door 100 cannot be pulled up to open, continue to buckle the first lock body part 11 to the second lock body part 12 as shown in the eighth figure , the buckle 121 of the second lock body 12 will be buckled on the spring buckle 112 of the combination lock 111 as shown in the third figure, and the movable bolt 2 will be partially inserted into the movable bolt as shown in the fourth and fifth figures 2, when the combination lock 111 is not unlocked, the buckle 112 of the combination lock 111 will be locked, and will not be retracted by force, and the lock 121 cannot be separated from the combination lock 111, that is, Said that the first lock body part 11 and the second lock body part 12 cannot be released from the buckle, so the positioning insert 113 will maintain the state inserted in the positioning hole 23 of the movable bolt 2, so that the movable bolt 2 cannot be displaced by operation, and then achieve The purpose of locking the door 100 is not necessary to prepare a second lock as the conventional bolt type lock. The present invention does improve the problems of the conventional products and is novel and progressive.

As shown in Figure 5, when the first lock body part 11 is fastened to the second lock body part 12, the first lock body part 11 and the second lock body part 12 form an accommodating space 13. The object 300 placed in the accommodation space 13 in the embodiment is a key as an example. Some people pursue caution, and there are multiple locks on the door, or there is another door with a lock behind the door, and the lock body 1 of the present invention Set space 13 can place the key of other locks, to increase the degree of convenience when opening multiple locks.

As shown in the ninth figure, it further includes an auxiliary lock 5, the auxiliary lock 5 is movably locked on the movable bolt 2, when the auxiliary lock 5 is locked on the movable bolt 2, the sliding range of the movable bolt 2 is limited, that is When the auxiliary lockset 5 is provided, even if the combination lock 111 is unlocked and the positioning insert 113 of the first lock body 11 also escapes from the positioning hole 23, the part where the movable bolt 2 is inserted into the lock hole 421 still cannot slide out, thus It can be seen that the setting of the auxiliary lock 5 can increase the protective force of the present invention.

As shown in Figures 10 and 11, a labor-saving spring 3 is arranged between the second lock body part 12 and the movable bolt 2, wherein the labor-saving spring 3 presents the shape of a torsion spring, and the labor-saving spring 3 includes a short Arm section 31, a long arm section 32, a torsion section 33 is connected between the short arm section 31 and the long arm section 32, the short arm section 31 is connected with the second lock body portion 12, and the long arm section 32 is connected with the second lock body portion 12. The movable bolt 2 is connected, so that when the movable bolt 2 is operated to slide, only a little effort is required for the labor-saving spring 3 to bring the movable bolt 2 to the corresponding direction, so as to achieve the labor-saving effect.

As presented in Figure 2 and Figures 6 to 8, a track piece 122 is provided, wherein the track piece 122 includes a body segment 1221, which is connected to the second lock body portion 12, Two ends of the body section 1221 are respectively connected with a D-ring portion 1222 , and the movable bolt 2 is slidably disposed on each D-ring portion 1222 .

As shown in Figures 6 to 8, the movable bolt 2 has a limiting portion 24, and the limiting portion 24 is located between each D-ring portion 1222, so as to prevent the movable bolt 2 from completely detaching from the track member 122 due to inadvertent operation.

As presented in Figures 1 to 8, wherein the movable bolt 2 includes a connected puller portion 21 and a bolt portion 22, the bolt portion 22 is slidably arranged on the track member 122, the bolt portion 22 and the puller portion 21 It is plate-shaped and has an angle θ of less than 180 degrees between each other, so that the pulling part 21 is bent relative to the bolt part 22, so that it can be easily operated by only pinching the pulling part 21 The movable bolt 2 slides on the track member 122 .

The above are only preferred embodiments for explaining the present invention, and are not intended to limit the present invention in any form. Therefore, any modification of the present invention under the spirit of the same invention Or changes, which are other forms that can be implemented and have the same effect, should still be included in the intended protection scope of the present invention.

To sum up, the "doorbolt lock set" of the present invention is indeed fully in line with the needs of industrial development in terms of practicability and cost-effectiveness, and the disclosed structural invention also has an unprecedented innovative structure, so it has " There should be no doubt about the novelty, and the present invention can improve the function more than the conventional structure, so it is also "progressive". And I sincerely hope that Junju will review it as soon as possible and give it affirmation.

1: lock body 11: The first lock body 111: Combination lock 112: snap button 113: Positioning plug-in 12: The second lock body 121: lock 122: track piece 1221: body segment 1222:D ring department 13:Accommodating space 2: Movable bolt 21: Pulling part 22: bolt 23: positioning hole 24: limit part 3: labor-saving spring 31: short arm section 32: long arm section 33: torsion section 4: Button 41: Installation department 42: Extension 421: lock hole 5: Auxiliary lock 100: door 200: border 300: Items θ: included angle

The first figure is a three-dimensional schematic diagram of the present invention. The first figure A is a schematic diagram of the development of the lock body of the present invention. The second figure is a partially exploded schematic diagram of the present invention. The third figure is a schematic cross-sectional view of line segment III-III in the first figure. The fourth figure is a schematic cross-sectional view of line segment IV-IV in the first figure. The fifth figure is a schematic diagram of a key being accommodated in the accommodation space. The sixth figure is a schematic diagram of the practical application step 1 of the present invention. The seventh figure is a schematic diagram of Step 2 of the practical application of the present invention. Figure 8 is a schematic diagram of Step 3 of the practical application of the present invention. The ninth figure is a schematic diagram of an auxiliary lockset for locking the movable bolt. Figure 10 is a schematic diagram of the present invention provided with labor-saving springs. Figure 11 is a schematic diagram of the movement of the movable bolt provided with a labor-saving spring according to the present invention.

1: lock body

11: The first lock body

111: Combination lock

12: The second lock body

2: Movable bolt

21: Pulling part

22: bolt

4: Button

41: Installation department

42: Extension

421: lock hole

Claims (8)

A deadbolt lockset comprising: A lock body, which includes a first lock body part and a second lock body part pivoted to each other, the first lock body part is provided with a combination lock and a positioning insert, and the second lock body part is provided with a lock Buckle, a track piece, a movable bolt, the movable bolt is slidably arranged on the track piece, the movable bolt has a positioning hole, when the first lock body part is fastened to the second lock body part, the lock catch corresponds to the Combination lock, the positioning plug is inserted into the positioning hole, and the movable bolt cannot slide; And a buckle, which includes a connecting installation part and an extension part, the extension part has a lock hole, and the lock hole is used for the movable bolt to move through. The doorbolt lock set as claimed in claim 1, wherein when the first lock body part is fastened to the second lock body part, the first lock body part and the second lock body part form an accommodating space. The bolt lock set as described in claim 1 further includes an auxiliary lock, the auxiliary lock is movably locked on the movable bolt, and when the auxiliary lock is locked on the movable bolt, the sliding range of the movable bolt is limited. The bolt lock set as claimed in claim 1, wherein a labor-saving spring is arranged between the second lock body and the movable bolt. The doorbolt lock set as described in claim 4, wherein the labor-saving spring is in the form of a torsion spring, the labor-saving spring includes a short arm section and a long arm section, and a short arm section is connected to the long arm section. As for the twist section, the short arm section is connected with the second lock body, and the long arm section is connected with the movable bolt. The doorbolt lock set as described in claim 1, wherein the track member includes a body section, the body section is connected to the second lock body, and the two ends of the body section are respectively connected to a D ring, the movable Bolts are provided on each D ring. The doorbolt lock set as claimed in item 6, wherein the movable bolt has a limiting part, and the limiting part is between each D ring part. The doorbolt lock set as described in claim 1, wherein the movable bolt includes a connecting pull part and a bolt part, and the bolt part and the pull part are in the shape of a plate with an angle of less than 180 degrees between them. Included angle, the bolt is slidably arranged on the track piece.

Images