KR200342364Y1 - Mortise Capable of Switching Hand-Types for Use in Door Lock - Google Patents

Abstract

The present invention relates to a mortise for fixing the latch bolt using a fixing pin after changing the left and right position by separating the latch bolt from the mortis when changing the left and right in the mortis used in the door lock.

In order to realize this, the mortis according to the present invention includes a dead bolt, a unlocking drive, a drive lever, a rotating body, a latch bolt operating part, a latch plate, a latch bolt, and a fixing pin.

According to the present invention, when changing the left and right in the mortis used in the door lock, by fixing the latch bolt using a fixing pin rather than a fixing screw, the fixing pin can be easily removed without the complicated process of disassembling and tightening the fixing screw using a screwdriver. By removing and inserting from the hole, anyone can change left and right without tools, eliminate the defect rate caused by crushing the screw head, and deepen the perforation hole to prevent the fixing pin from coming out. It has an effect.

Description

Mortise Capable of Switching Hand-Types for Use in Door Lock}

The present invention relates to a mortis used in the door lock that can be changed left and right by using a fixing pin. More specifically, in the case of changing the left and right in the mortis used in the door lock, and after changing the left and right position by removing the latch bolt from the mortis, and relates to a mortis for fixing the latch bolt using a fixing pin.

In general, a mortise including a latch bolt is used in a door lock for opening and closing of a door. The door lock here is the part that handles the opening and closing of the door, including the handle, mortis and accessories.

The mortis is installed inside the door, and is connected to the handle so that the door can be opened and closed by unlocking or locking the latch bolt by moving left and right according to the rotation of the handle. Such door locks can be classified into left-handed type and superior type.

1 is a view showing a door in which the door lock is installed in the left or right type.

As shown in the drawing, when the door 110 is pulled to open the door 110, the hinge 120 is located on the left side, and when the handle 130 and the mortis 140 are installed on the right side of the door, It is called left handed. On the contrary, the hinge 120 is located on the right side, and the handle 130 and the mortis 140 are installed on the left side is called an excellent type. Left-handed type is left-handed user is easy to open and close the door 110, and excellent type is right-handed user is easy to open and close the door 110.

In order for the door lock to operate correctly in the left or right type, it is important to properly set the direction of the latch bolt in the mortis 140.

2 is a view showing the internal configuration of the mortis 140 used in the door lock.

Mortis 140 is a dead bolt 210, unlocking drive unit 220, drive lever 230, pivoting body 240, latch bolt operation unit 250, latch plate 260, fixing screw 270 and latch Bolt 280.

The dead bolt 210 is moved left and right to protrude out of the mortis 140, or is inserted into the mortis 140 is responsible for the function to lock the door 110 from the locked or unlocked state.

The unlocking drive unit 220 is connected to the dead bolt 210 and serves to move the dead bolt 210 to the left and right. In addition, the unlocking drive unit 220 has a groove formed therein, and connected to the driving lever 230 through the groove, thereby moving left and right according to the operation of the driving lever 230. The driving lever 230 is connected to the rotating body 240, and the driving lever 230 moves according to the rotation of the rotating body 240.

In conclusion, the driving lever 230 moves to the left and right according to the rotation of the rotating body 240, the unlocking drive unit 220 moves to the left and right according to the movement of the driving lever 230, connected by the movement of the unlocking drive unit 220. The dead bolt 210 is protruded or inserted into the mortise 140 so that the door 110 is locked or released from the locked state.

If the dead bolt 210 is responsible for the security function of the door 110 by the locking and unlocking function, the latch bolt 280 is involved in the opening and closing function of the door (110).

The latch bolt actuator 250 is connected to the handle 130 so that when the handle 130 rotates, the latch bolt actuator 250 rises in the Y direction, that is, upward. When the latch bolt operating part 250 rises up, the latch plate 260 connected to the latch bolt operating part 250 moves in the X direction, that is, to the right. When the latch plate 260 is moved to the right, the latch bolt 280 fixedly connected by the fixing screw 270 is moved to the inside of the mortise 140 to be released, and as the latch bolt 280 is released, the door ( 110 is opened.

In addition, the latch plate 260 is connected to a fixed part inside the mortis 140 by a spring (not shown), so that when the latch plate 260 is moved to the right to open the door 110, the handle 130 Upon returning to the original state, the latch plate 260 immediately returns to the original position due to the spring reaction. When the latch plate 260 returns to its original position, the latch bolt 280 that is connected also protrudes out of the mortise 140 to prevent the door 110 from being opened.

One side of the latch bolt 280 exposed to the outside of the mortis 140 is oblique, when mounted on the door 110, the outer side is made of a flat surface, the inside is an oblique surface to turn the handle 130 It only opens, and when closed, it can be easily closed simply by pushing the door. If the direction of the latch bolt 280 is installed upside down and the outer side is oblique side, the inner side is a flat surface, the door 110 is easily opened if you do not want, while the door 140 must be rotated to turn the handle 140 It is closed, which is inconvenient to use.

Mortis 140 is left and right type is not produced separately. Therefore, when using the left-handed mortise 140 in the superior form, or when using the left-handed mortise 140 in the left-hand form, the direction of the latch bolt 280 should be changed.

In the Mortis 140, the latch bolt 280 is connected to the latch plate 260 by a fixing screw 270. The user disassembles the fixing screw 270 using a screwdriver to change to the left or right type. When the fixing screw 270 is released, the latch bolt 280 is separated from the latch plate 280.

3 is a disassembled view of the latch bolt 280, the fixing screw 270, and the latch plate 260 separated from the conventional mortis for changing left and right.

After the latch bolt 280 and the fixing screw 270 are separated from the latch plate 260, the direction of the latch bolt 280 is rotated 180 degrees to change the left and right numbers. After changing the direction, the fixing screw 270 is fixed to pass through the hole of the latch bolt 280 and the hole of the latch plate 260.

Through this process it is possible to change the left and right of the Mortis 140. However, this method has the trouble of dismantling the fixing screw 270 using a screwdriver, changing the position of the latch bolt 280 and then tightening the fixing screw 270 again when changing left and right, and changing several times. In some cases, the head of the fixing screw 270 is crushed, which may cause difficulty in changing.

In order to solve the above problems, the present invention, when changing the left and right in the mortis used in the door lock, after removing the latch bolt from the mortis to change the position, the latch bolt using the fixing pin without using the fixing screw The purpose is to provide a mortis to fix the.

1 is a view showing the entrance door is installed in the left or right type door lock,

2 is a view showing a conventional Mortis internal configuration used in the door lock,

3 is a disassembled view of a latch bolt, a fixing screw, and a latch plate separated from a conventional mortis for changing left and right by a conventional method;

4A and 4B are views illustrating a method of fixing a latch bolt using a 'c' shaped fixing pin according to an embodiment of the present invention;

Figure 5 is a view showing the Mortis changed the left and right with '' 'fixed pin in accordance with an embodiment of the present invention,

6 is a view for comparing the position of the perforation hole in the mortis using the mortise using a conventional fixing screw and the 'c' shaped fixing pin according to the present invention.

<Description of Symbols for Main Parts of Drawings>

110: door 120: hinge

130: handle 140: Mortis

210: dead bolt 220: coast drive

230: drive lever 240: rotating body

250: latch bolt operating portion 260: latch plate

270 fixing screw 280 latch bolt

410: 'ㄷ' shaped fixing pin 610: perforation hole

In order to achieve the above object, the present invention, a mortise used in the door lock that can be changed between the left and right type, a latch bolt protruding out of the mortis, or inserted into the mortis to open or close the door; A latch plate connected to the latch bolt and moving left and right to unlock or lock the latch bolt; A latch bolt operating part which lifts when the handle of the door is turned to pull the latch plate to open the door; And a fixing pin for fixing a portion where the latch bolt and the latch plate are coupled to each other.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. First, in adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are used as much as possible even if displayed on different drawings. In addition, in describing the present invention, when it is determined that the detailed description of the related known configuration or function may obscure the subject matter of the present invention, the detailed description thereof will be omitted.

Figure 4a is a view showing a method for fixing the latch bolt using the '' 'shaped fixing pin according to an embodiment of the present invention.

In the present invention, in order to connect the latch bolt 280 to the latch plate 260 in the mortis 140, the 'c' shaped fixing pin 410 is used instead of the conventional fixing screw 270. In the conventional method using the fixing screw 270, the fixing screw 270 is released by using a screwdriver for right and left deformation, the direction of the latch bolt 280 is changed, and then the process of tightening again is required. However, using the 'c' shaped fixing pin 410 according to the present invention, without the complicated process of having to turn the fixing screw 270 using a screwdriver, the 'c' shaped fixing pin 410 is simply lifted out, and the latch bolt After changing the direction of 280 and reinserting it into the Mortis 140, it is possible to replace the 'c' shaped fixing pin 410 by an easy way of inserting it back into the hole.

In addition, it is also possible to form some grooves in the latch bolt 280 in order to prevent the 'c' shaped fixing pin 410 from moving left or right. If the groove is formed in the latch bolt 280, the 'c'-shaped fixing pin 410 is completely in close contact with the latch bolt 280, the flow of the' c'-shaped fixing pin is reduced and even if the departure is reduced.

4B is rotated 180 degrees to change the left and right of the latch bolt 280 having the same shape as that of FIG. 4A.

To this end, the 'c' shaped fixing pin 410 is lifted up and removed from the latch bolt 280 and the latch plate 260, and then reinserted by changing the direction of the latch bolt 280 by 180 degrees. After that, if the 'c'-shaped fixing pin 410 is fitted in the hole again and the left and right change is finished. Thus, using the 'c' shaped fixing pin 410 is easily changed left and right.

In addition, the latch bolt 280 can be carved into the groove for fixing the 'c'-shaped fixing pin 410 on both sides, so as to enhance the close contact between the' c'-shaped fixing pin 410 and the latch bolt 280 to leave And flow can be prevented.

5 is a view showing the Mortis 140, the left and right are changed to the '' 'shaped fixing pin 410 according to an embodiment of the present invention.

In FIG. 5, the latch bolt 280 is mounted to the mortise 140 in the state of FIG. 4B, in which case the mortise 140 becomes left-handed. On the other hand, when the latch bolt 280 is mounted on the mortis 140 in the state of FIG. 4A, the mortis 140 becomes an excellent type.

6 is a view for comparing the position of the perforated hole 610 in the mortise 140 using the mortise 140 using the conventional fixing screw 270 and the 'c' shaped fixing pin 410 according to the present invention. to be.

The perforation hole 610 is a hole formed in the outside of the mortise 140 to remove or couple the fixing screw 270 or the 'c' shaped fixing pin 410 for the left and right conversion of the mortise 140. . The position of the perforation hole 610 in the mortise 140 using the conventional fixing screw 270 is the same as the position of the fixing screw 270 in the state that the latch bolt 280 is not inserted into the mortis 140. . This is to facilitate the disassembly and assembly of the fixing screw 270, since the fixing screw 270 must be tightened or loosened with a screwdriver.

However, the position of the perforation hole 610 according to the present invention is located further inward than the position of the conventional perforation hole 610. In the state that the latch bolt 280 is fully pushed into the mortise 140, the perforation hole can be inserted to insert the 'c'-shaped fixing pin 410 at the position where the holes of the latch bolt 280 and the latch plate 260 coincide with each other. 610 sets the position. This makes it easier to move and escape the '-'- shaped fixing pin 410 than the fixing screw 270, so that the' -'- shaped fixing pin 410 is moved from the hole by the vibration as the latch bolt 280 continues to operate. This is because there is a high probability of falling. If the door 110 is frequently opened and closed, the position of the perforation hole 610 is located inside to prevent the 'c'-shaped fixing pin 410 from falling out.

In the above description, the 'c' shaped fixing pin 410 is used to fix the latch bolt 280 to the latch plate 260 when the left and right of the mortise 140 is changed, but in the practice of the present invention, It is also possible to fix the latch bolt 280 to the latch plate 260 by using two '-' shaped fixing pins, and in addition to using the various types of fixing pins in actual implementation of the present invention It is possible.

The above description is merely illustrative of the technical idea of the present invention, and those skilled in the art to which the present invention pertains may make various modifications and variations without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention, but to explain, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be interpreted by the following claims, and all technical ideas falling within the scope of the present invention should be interpreted as being included in the scope of the present invention.

As described above, according to the present invention, when changing the right and left in the mortis used in the door lock, by fixing the latch bolt using a fixing pin rather than a fixing screw, a complicated process of disassembling and tightening the fixing screw using a screwdriver By easily removing and inserting the fixing pins from the holes, anyone can change left and right without tools.

In addition, in changing the left and right, it is possible to eliminate the defective rate due to crushing the screw head, and by making the perforation hole deep inward, there is an effect that can prevent the situation that the fixing pin is pushed out.

Claims (7)

Mortis is used for door locks that can be changed between left and right models, A latch bolt protruding out of the mortis or inserted into the mortis to allow the door to be opened or closed; A latch plate connected to the latch bolt and moving left and right to unlock or lock the latch bolt; A latch bolt operating part which lifts when the handle of the door is turned to pull the latch plate to open the door; And Fixing pins for fixing a portion where the latch bolt and the latch plate are coupled Mortis can change the left and right using the fixing pin, characterized in that it comprises a. The method of claim 1, wherein the mortis, A dead bolt protruding out of the mortis or inserted into the mortis to lock or unlock the door from the locked state; A unlocking drive unit connected to the dead bolt to move the dead bolt left and right; A driving lever connected to the groove of the unlocking drive unit to move the unlocking drive to the left and right; And Rotating body to move the drive lever Mortis can change the left and right by using a fixing pin characterized in that it further comprises. The method of claim 1, wherein the latch plate, It is connected to the fixing part inside the mortis by a spring, and when the handle of the door returns to its position when the latch bolt is released, the latch plate is returned to its original position by the reaction of the spring. Mortis can change the left and right by using a fixed pin. The method of claim 1, wherein the fixing pin, Mortis can change the left and right by using a fixed pin, characterized in that using the 'ㄷ' shaped pin or two 'ㅡ' shaped pin. The method of claim 1, wherein the latch bolt, Mortis can change the left and right by using a fixing pin to form a groove on the surface in order to prevent the fixing pin flow to the left or right to close the fixing pin to the latch bolt. The method of claim 1, wherein the mortis, Mortis can change the left and right using the fixing pin, characterized in that to place the perforated hole inward than the position of the perforated hole in the conventional mortis to prevent the fixing pin is separated. The method of claim 6, wherein the perforation hole, The position of the perforation hole for inserting the fixing pin in the position where the latch bolt and the hole of the latch plate coincide with the latch bolt completely pushed into the mortise is set using the left and right pins. Mortis can be changed.