Linear lock front liner

Abstract

The utility model discloses a linear lock front liner which comprises a front liner body, a convex edge is integrally formed on the front face of the front liner body, a linear insertion groove is integrally formed in the middle of the front face of the front liner body, and guide protrusions are integrally formed in the middles of the symmetrical inner walls of the linear insertion groove. An insertion cavity shaped like a Chinese character'feng 'is formed in the front container body, and the linear insertion groove coincides with a vertical groove of the insertion cavity shaped like the Chinese character'feng'. Guide protruding strips are integrally formed on the symmetrical side walls of the insertion cavity shaped like the Chinese character'feng ', and the end faces of the guide protruding strips coincide with the guide protrusions. According to the utility model, the structural arrangement is reasonable, the straight slot is arranged, the guide bulges are arranged in the middle parts of the symmetrical inner walls of the straight slot, and the guide bulges are matched with the guide raised lines on the insertion cavities shaped like the Chinese character'feng ', so that when a key sheet is inserted, the key sheet can be prevented from shaking, and the use stability and reliability are improved; and a driving structure can be conveniently installed, the overall use effectiveness can be easily improved, the applicability is high, and the practicability is good.

Description

Technical Field

[0001] The utility model belongs to the technical field of lock structures, and in particular relates to a straight-line lock front liner. Background Art

[0002] The lock front core is an important structural component of a mechanical lock, and is mainly used to install components such as a lock core. Although the lock front core of the prior art can meet the general usage requirements, the lock front core is mostly a cylindrical structure with a straight or crescent-shaped lock piece insertion hole, and a circular cavity is provided in the lock front core. The internal structure of the lock front core is not reasonable, which can easily cause the lock piece to shake, which will affect its stability in use to a certain extent. At the same time, its shape is relatively simple, and it is difficult to ensure safety in use, so its applicability and practicality are limited. Summary of the invention

[0003] The utility model aims to provide a straight-line lock front liner which has a reasonable structure and is conducive to improving the stability of use.

[0004] The technical solution to achieve the purpose of the utility model is a straight lock front liner, comprising a front liner body, the front of the front liner body is integrally formed with a convex edge, the middle of the front of the front liner body is integrally formed with a straight slot, and the middle of the symmetrical inner wall of the straight slot is integrally formed with a guide protrusion;

[0005] A "F"-shaped inserting cavity is provided in the front bladder body, and the "I"-shaped slot coincides with the vertical groove of the "F"-shaped inserting cavity;

[0006] A guide convex strip is integrally formed on the symmetrical side wall of the "F"-shaped insertion cavity, and the end surface of the guide convex strip coincides with the guide protrusion.

[0007] Further preferably, the guide protrusions and guide ridges are both isosceles trapezoids.

[0008] Further preferably, a straight-line card slot is provided in the middle of the back side of the front gallbladder body, and the straight-line card slot is perpendicular to the straight-line slot;

[0009] The middle transverse groove of the "F"-shaped insertion cavity is located in the "I"-shaped clamping groove.

[0010] It is further preferred that: the top edge end of the upper transverse groove and the bottom edge end of the lower transverse groove of the "F"-shaped insertion cavity are both provided with inclined guide portions.

[0011] It is further preferred that: an annular mounting groove is provided on the outer wall of the front gallbladder body;

[0012] The edge of the annular mounting groove coincides with the side surface of the convex edge.

[0013] Further preferably, at least two through holes communicating with the "F"-shaped insertion cavity are provided on the annular installation groove.

[0014] The utility model has positive effects: the structure of the utility model is reasonably arranged, a straight-line slot is provided, and a guide protrusion is provided in the middle of the symmetrical inner wall of the straight-line slot, and cooperates with the guide convex strip on the F-shaped insertion cavity, which can prevent the key blade from shaking when the key blade is inserted, thereby improving the stability and reliability of use, and the F-shaped insertion cavity is provided, which is also conducive to the installation of the drive structure, which is conducive to improving the effectiveness of the overall use, and has strong applicability and good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to make the content of the utility model easier to understand, the utility model is further described in detail below according to specific embodiments and in conjunction with the accompanying drawings, wherein:

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a side view structural schematic diagram of the utility model;

[0018] Figure 3 It is a schematic diagram of the back structure of the utility model.

[0019] Figure numerals: front gallbladder body 1, convex edge 2, I-shaped slot 3, guide protrusion 4, F-shaped insertion cavity 5, guide convex strip 6, I-shaped slot 7, inclined guide portion 8, annular mounting groove 9, through hole 10. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example

[0021] In this embodiment, the front side refers to the end where the key blade is inserted, and the back side refers to the end connected to the lock body, which is only for the convenience of explanation and is not intended to be limiting.

[0022] See Figures 1 to 3As shown, a straight-line lock front liner comprises a front liner body 1, a convex edge 2 is integrally formed on the front surface of the front liner body, a straight-line slot 3 is integrally formed on the middle portion of the front surface of the front liner body, and a guide protrusion 4 is integrally formed on the middle portion of the symmetrical inner wall of the straight-line slot; in this embodiment, the convex edge is mainly used for limiting during installation to ensure the stability and reliability of its installation position; a straight-line slot is provided to cooperate with a guide protrusion, which cooperates with a key blade and can be guided by the guide protrusion to prevent the key blade from shaking or shifting.

[0023] In actual application, a "F"-shaped insertion cavity 5 is provided in the front body, and the "I"-shaped slot coincides with the vertical groove of the "F"-shaped insertion cavity; a guide ridge 6 is integrally formed on the symmetrical side wall of the "F"-shaped insertion cavity, and the end face of the guide ridge coincides with the guide protrusion. In this embodiment, the "F"-shaped insertion cavity cooperates with the "I"-shaped slot, so as to facilitate the insertion of the key blade, and the guide ridge cooperates with the guide protrusion to prevent the key from shaking or shifting. In this embodiment, the guide protrusion and the guide ridge are both isosceles trapezoids. Through the above structure, the smoothness of the key blade insertion can be improved, and the insertion operation of the key blade will not be affected.

[0024] In actual application, a straight-line slot 7 is provided in the middle of the back of the front gallbladder body, and the straight-line slot is perpendicular to the straight-line slot; the middle transverse slot of the Feng-shaped insertion cavity is in the straight-line slot. The above structure is also conducive to the stable installation of the driving structure, preventing the driving structure from shaking or shifting, and has strong practicality.

[0025] Moreover, in actual application, the top edge of the upper transverse groove of the "Feng"-shaped insertion cavity and the bottom edge of the lower transverse groove are both provided with inclined guide portions 8. An annular mounting groove 9 is provided on the outer wall of the front gallbladder body; the edge of the annular mounting groove coincides with the side of the convex edge. The annular mounting groove is provided with at least two through holes 10 connected to the "Feng"-shaped insertion cavity. The annular mounting groove facilitates the installation and positioning of the front gallbladder body and the lock, improves the stability and reliability of the installation, and prevents loosening or falling off.

[0026] The utility model has positive effects: the structure of the utility model is reasonably arranged, a straight-line slot is provided, and a guide protrusion is provided in the middle of the symmetrical inner wall of the straight-line slot, and cooperates with the guide convex strip on the F-shaped insertion cavity, which can prevent the key blade from shaking when the key blade is inserted, thereby improving the stability and reliability of use, and the F-shaped insertion cavity is provided, which is also conducive to the installation of the drive structure, which is conducive to improving the effectiveness of the overall use, and has strong applicability and good practicality.

[0027] The standard parts used in this embodiment can be purchased directly from the market, and the non-standard structural components recorded in the specification can also be directly processed according to existing technical common sense. At the same time, the connection method of each component adopts the mature conventional means in the prior art, and the machinery, parts and equipment all adopt the conventional models in the prior art, so no specific description will be given here.

[0028] Obviously, the above embodiments of the present invention are merely examples for clearly explaining the present invention, and are not intended to limit the implementation methods of the present invention. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. However, these obvious changes or modifications derived from the essential spirit of the present invention still belong to the protection scope of the present invention.

Claims

1. A straight lock front liner, comprising a front liner body, wherein the front of the front liner body is integrally formed with a convex edge, characterized in that: A straight-line slot is integrally formed in the middle of the front of the front gallbladder body, and a guide protrusion is integrally formed in the middle of the symmetrical inner wall of the straight-line slot; A "F"-shaped inserting cavity is provided in the front bladder body, and the "I"-shaped slot coincides with the vertical groove of the "F"-shaped inserting cavity; A guide convex strip is integrally formed on the symmetrical side wall of the "F"-shaped insertion cavity, and the end surface of the guide convex strip coincides with the guide protrusion.

2. The straight lock front liner according to claim 1, characterized in that: The guide protrusions and guide convex strips are both isosceles trapezoids.

3. The straight lock front liner according to claim 1, characterized in that: A straight-line card slot is provided in the middle of the back side of the front gallbladder body, and the straight-line card slot is perpendicular to the straight-line slot; The middle transverse groove of the "F"-shaped insertion cavity is located in the "I"-shaped clamping groove.

4. The straight lock front liner according to claim 1, characterized in that: The top edge end of the upper transverse groove and the bottom edge end of the lower transverse groove of the "F"-shaped insertion cavity are both provided with inclined guide parts.

5. The straight lock front liner according to claim 1, characterized in that: An annular mounting groove is provided on the outer wall of the front gallbladder body; The edge of the annular mounting groove coincides with the side surface of the convex edge.

6. The straight lock front liner according to claim 5, characterized in that: The annular installation groove is provided with at least two through holes communicating with the "F"-shaped insertion cavity.

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