CN215889633U - Double-bolt mortise lock - Google Patents
Double-bolt mortise lock Download PDFInfo
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- CN215889633U CN215889633U CN202121540996.7U CN202121540996U CN215889633U CN 215889633 U CN215889633 U CN 215889633U CN 202121540996 U CN202121540996 U CN 202121540996U CN 215889633 U CN215889633 U CN 215889633U
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- bolt
- connecting rod
- lock
- mortise lock
- mounting hole
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Abstract
The utility model discloses a double-bolt mortise lock, which comprises a mortise lock provided with an oblique bolt component and a square bolt component, wherein one side of an oblique bolt in the oblique bolt component is provided with a mounting hole, a connecting rod is arranged in the mounting hole in an interference fit manner, and a fixed pin penetrates through the hole wall of the mounting hole and is vertically inserted in the connecting rod. The double-bolt mortise lock of the embodiment has the advantages that the fixing pin is vertically arranged at the end part of the connecting rod assembled in the inclined bolt mounting boss, when the connecting rod moves the inclined bolt under the action of the shifting wheel, the torsion resistance degree of the lock can reach 60NM, so that the torsion resistance strength of the lock is greatly enhanced, and the lock can be used on a heavy door with the weight of more than 200Kg, so that the using function of the mortise lock is improved.
Description
Technical Field
The utility model relates to the field of door accessories, in particular to a double-bolt mortise lock.
Background
The existing door locks on the market mostly adopt a bolt device, while the double-bolt mortise door lock is characterized in that an oblique bolt assembly and a square bolt assembly are arranged in the same lock, the oblique bolt of the bolt is connected with a connecting rod in a straight-through manner, namely, the connecting rod is directly inserted into the oblique bolt, and then the oblique bolt is locked on the connecting rod by arranging a groove on the oblique bolt, because the connecting rod is relatively long, the torsion resistance degree of the lock is relatively low and can only reach 20NW, the lock can only be used on a door with the weight of less than 100Kg, once the weight of the door is overlarge, the torsion resistance of the bolt is reduced, the bolt can not well fix the door on a door frame, and the bolt can not play the role of a bolt for fixing the door.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a double-bolt mortise lock which has small twisting moment, quick reset and long service life.
The dual-bolt mortise lock comprises a mortise lock body provided with an oblique bolt assembly and a square bolt assembly, wherein one side of an oblique bolt in the oblique bolt assembly is provided with a mounting hole, a connecting rod is arranged in the mounting hole in an interference fit mode, and a fixing pin penetrates through the hole wall of the mounting hole and is vertically inserted in the connecting rod.
The double-bolt mortise lock according to the embodiment of the first aspect of the utility model has at least the following beneficial effects: the double-bolt mortise lock comprises an oblique bolt component and a square bolt component, wherein a fixed pin is arranged at the joint of an oblique bolt in the oblique bolt component and a connecting rod, the fixed pin is vertically arranged at the end part of the connecting rod assembled in an oblique bolt mounting boss, and when the connecting rod pulls the oblique bolt under the action of a shifting wheel, the torsion resistance degree of the lock can reach 60NM, so that the torsion resistance strength of the lock is greatly enhanced, and the lock can be used on a heavy door with the weight of more than 200Kg, so that the use function of the mortise lock is improved; because the fixing pin and the mounting boss are stabilized and packaged in a welding mode, the surface is polished after welding is finished, so that the surface of the whole device is smooth and the operation is smoother; and after the connecting rod and the mounting convex hole are stabilized by a welding mode, the impact resistance strength of the whole device can be increased, and the service life of the whole device can be prolonged.
According to the dual tongue mortise lock of the first aspect of the present invention, the fixing pin is fixed by welding below the surface of the mounting hole.
According to the dual-bolt mortise lock of the first aspect of the present invention, the connecting rod is fixed by welding at the opening of the mounting hole.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is an enlarged schematic view of the construction of the components of the present invention;
fig. 3 is an enlarged view of the structure of the components of the present invention, schematically illustrated in fig. 2.
Description of the drawings:
1. a latch bolt; 11. mounting a boss; 12. fixing the pin; 2. a connecting rod;
100. a lock case; 101. a latch pull wheel square iron pressure spring; 102. a latch dog deflector rod; 103. a latch kick wheel spring; 104. a latch kick wheel; 105. a latch dog spring; 106. a latch dog; 107. a latch tongue torsion spring; 108. a tongue planker; 109. a latch tongue planker locating pin; 110. a square positioning pin; 111. a square positioning pin with an oblique tongue; 200. a latch bolt assembly; 300. a dead bolt assembly.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, several means are one or more, and more means are two or more. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
A double-tongue mortise lock according to an embodiment of the present invention will be described in detail in one specific embodiment with reference to fig. 1 to 3. It is to be understood that the following description is illustrative only and is not intended as a specific limitation on the utility model.
Referring to fig. 1 to 3, in a preferred embodiment of the present invention, a dual-bolt mortise lock includes a mortise lock installed with a latch bolt assembly and a dead bolt assembly, wherein a mounting hole 11 is formed at one side of a latch bolt 1 in the latch bolt assembly, a connecting rod 2 is installed in the mounting hole 11 in an interference fit manner, and a fixing pin 12 penetrates through the hole wall of the mounting hole 11 and is vertically inserted into the connecting rod 2. Because the double-bolt mortise lock comprises the latch bolt component and the square bolt component, and the latch bolt in the latch bolt component adopts the latch bolt device of the improved mortise lock latch bolt device of another utility model patent product applied by the patent applicant on the same day, wherein the joint of the mounting hole at one side of the latch bolt and the connecting rod is provided with the fixing pin which is vertically arranged at the end part of the connecting rod assembled in the latch bolt mounting boss, when in use, the lock liner is inserted into the position of the lock key hole and rotates clockwise, the inclined shift lever 102 can be pushed, the latch bolt shift lever 102 pushes the latch bolt dial wheel 104, the latch bolt dial wheel 104 firstly pushes the latch bolt stop block 106, then the latch bolt component 200 is actuated to slide downwards, so that the latch bolt component 200 retracts into the lock body, the unlocking process is completed, and when the connecting rod 2 pulls the latch bolt component under the action of the latch bolt dial wheel 104, the torsion resistance degree of the lock can reach 60NM, thereby the torsional strength of tool to lock has been strengthened greatly, and the tool to lock can be used on the heavy type door that exceeds 200Kg weight to improve the service function of mortise lock.
Further, the fixing pin 12 is fixed by welding below the surface of the mounting hole 11.
Further, the connecting rod 2 is fixed by welding at the opening of the mounting hole 11.
Referring to fig. 1 to 3, in order to ensure the assembly stability and the use safety performance of the whole device, the fixing pin 12 is fixedly welded below the surface of the mounting boss 11, the fixing pin is completely sunk into the mounting boss 11, and after the welding is completed, the surface of the mounting boss 11 is polished, so that the surface of the mounting boss 11 is smooth, and the smooth operation of the whole latch bolt can be ensured during the operation; in addition, the connecting rod 2 and the hole of the mounting hole 11 are fixed in a fixed welding mode, so that the stability of the whole device can be guaranteed.
Referring to fig. 1 to 3, in addition, as the fixing pin 12 and the mounting boss 11 are fixed and packaged by welding, the surface of the whole device is smooth and the operation is smoother after the surface is polished; and after the connecting rod 2 and the mounting convex hole 11 are stabilized in a welding mode, the impact resistance of the whole lockset device is enhanced, and the service life of the whole lockset device is prolonged.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (3)
1. The utility model provides a two tongue mortise lock which characterized in that, is including the mortise lock of installing oblique tongue subassembly and square tongue subassembly, oblique tongue (1) one side in the oblique tongue subassembly is provided with mounting hole (11), and connecting rod (2) interference fit installs in mounting hole (11), and fixed pin (12) run through the pore wall of mounting hole (11), perpendicular cartridge is in connecting rod (2).
2. A twin-bolt mortise lock according to claim 1 characterised in that the fixing pin (12) is fixed by welding below the surface of the mounting hole (11).
3. A double-bolt mortise lock according to claim 1 characterized in that the connecting rod (2) is fixed by welding at the aperture of the mounting hole (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121540996.7U CN215889633U (en) | 2021-07-07 | 2021-07-07 | Double-bolt mortise lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121540996.7U CN215889633U (en) | 2021-07-07 | 2021-07-07 | Double-bolt mortise lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215889633U true CN215889633U (en) | 2022-02-22 |
Family
ID=80500955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121540996.7U Active CN215889633U (en) | 2021-07-07 | 2021-07-07 | Double-bolt mortise lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215889633U (en) |
-
2021
- 2021-07-07 CN CN202121540996.7U patent/CN215889633U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |