CN209780449U - Lock core structure of door lock - Google Patents
Lock core structure of door lock Download PDFInfo
- Publication number
- CN209780449U CN209780449U CN201822032649.8U CN201822032649U CN209780449U CN 209780449 U CN209780449 U CN 209780449U CN 201822032649 U CN201822032649 U CN 201822032649U CN 209780449 U CN209780449 U CN 209780449U
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- China
- Prior art keywords
- lock core
- lock
- door
- limiting ring
- mounting groove
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- Expired - Fee Related
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- 230000001681 protective effect Effects 0.000 claims abstract description 50
- 238000007789 sealing Methods 0.000 claims description 15
- 238000009434 installation Methods 0.000 description 15
- 230000009471 action Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model discloses a door lock core structure, which belongs to the field of door lock cores and comprises a door plate, wherein a lock core mounting groove is chiseled in the door plate, a main limiting ring is connected at the orifice of one end of the lock core mounting groove, a lock core body matched with the main limiting ring is inserted in the lock core mounting groove, one end of the lock core body, which is far away from the main limiting ring, is connected with the interior of a door lock chamber, the interior of the door lock chamber is positioned at the orifice of the lock core mounting groove, the door lock chamber is connected with the door plate through screws, one end of the main limiting ring, which is close to the lock core body, is connected with a pair of positioning rods, the outer side of the lock core body is wrapped with a rubber protective sleeve, one end of the positioning rods, which is far away from the main limiting ring, penetrates through the rubber protective sleeves, two positioning rods are both sleeved, and after the lock core is installed, the normal use of the lock core is not easily influenced.
Description
Technical Field
the utility model relates to a lock core field, more specifically say, relate to a lock core structure.
Background
The lock core is a core part which is matched with a key and can rotate and drive the lock bolt to move, the lock core is a main part for controlling the lock to be unlocked, and is a heart of the lock, and the lock core is divided into three types of A level, B level and super B level according to the anti-theft capacity of the lock core.
The existing lock cylinder is used for embodying the anti-theft capacity of the existing lock cylinder, most of lock cylinders and door locks are firmly fixed on the door lock, so that the lock cylinder is not easy to be destructively unlocked, the lock cylinder can be damaged or becomes insensitive after being normally used for a long time, the normal use of an owner can be influenced if the lock cylinder is not timely replaced, and the installation mode of the existing lock cylinder enables a plurality of non-professional persons to be incapable of accurately installing, so that the normal use of the lock cylinder is easily influenced after the installation.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a door lock core structure, it can realize making non professional also can dismantle the change lock core comparatively easily, and the lock core is after the installation finishes, is difficult for influencing its normal use.
2. technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A door lock core structure comprises a door plate, wherein a lock core mounting groove is chiseled in the door plate, a main limiting ring is connected at the pipe orifice at one end of the lock core mounting groove, a lock core body matched with the main limiting ring is inserted in the lock core mounting groove, one end of the lock core body, far away from the main limiting ring, is connected with the interior of a door lock chamber, the interior of the door lock chamber is positioned at the pipe orifice of the lock core mounting groove, the interior of the door lock chamber is connected with the door plate through a screw, one end, close to the lock core body, of the main limiting ring is connected with a pair of positioning rods, the outer side of the lock core body is wrapped with a rubber protective sleeve, one end, far away from the main limiting ring, of each positioning rod penetrates through the rubber protective sleeve, two positioning rods are sleeved with a telescopic spring, one end of each, and after the lock core is installed, the normal use of the lock core is not easily influenced.
Further, be connected with a plurality of clutch blocks on the middle part of locating lever, and a plurality of clutch block evenly distributed, the inside of rubber protective sheath is excavated there is the cavity, the cavity intussuseption is filled with a plurality of elastic balls, through set up the clutch block on the locating lever, can increase the frictional force between rubber protective sheath and the locating lever, makes the rubber protective sheath difficult for taking place to slide under expanding spring's effect, and can increase the elasticity of rubber protective sheath through elastic ball and cavity, makes between rubber protective sheath and the clutch block difficult for blocking die, is difficult for influencing the installation and the dismantlement of lock core body.
Further, be connected with vice spacing ring between rubber protective sheath and the expanding spring, vice spacing ring sliding connection is in lock core mounting groove, it has a pair ofly and locating lever and clutch blocks assorted through-hole to cut on the vice spacing ring, and vice spacing ring can make expanding spring comparatively balanced at the effort that promotes rubber protective sheath, makes rubber protective sheath be difficult for turning on one's side because of the atress is inhomogeneous, is difficult for causing rubber protective sheath to block extremely in the lock core mounting groove.
Further, be connected with the sealing rubber ring between main spacing ring and the lock core body, and sealing rubber ring and main spacing ring fixed connection, the sealing rubber ring can make main spacing ring be difficult for causing the damage of main spacing ring or lock core body because of installer's hard too big when the installation, after the installation finishes, the sealing rubber ring can increase the leakproofness between main spacing ring and the lock core body, make impurity such as vapor in the external world be difficult for passing the clearance between main spacing ring and the lock core body and get into in the lock core mounting groove, be difficult for causing the influence to the structure of lock core mounting groove.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) This scheme can realize making non professional also can dismantle the change lock core comparatively easily, and the lock core is after the installation finishes, is difficult for influencing its normal use.
(2) Be connected with a plurality of clutch blocks on the middle part of locating lever, and a plurality of clutch block evenly distributed, the inside of rubber protective sheath is opened and chiseled there is the cavity, the cavity intussuseption is filled with a plurality of elastic balls, through set up the clutch block on the locating lever, can increase the frictional force between rubber protective sheath and the locating lever, it is difficult for taking place to slide to make rubber protective sheath under expanding spring's effect, and can increase the elasticity of rubber protective sheath through elastic ball and cavity, it dies to make between rubber protective sheath and the clutch block difficult card, the installation and the dismantlement of difficult influence lock core body.
(3) Be connected with vice spacing ring between rubber protective sheath and the expanding spring, vice spacing ring sliding connection is in lock core mounting groove, cuts open on the vice spacing ring have a pair ofly with locating lever and clutch blocks assorted through-hole, and vice spacing ring can make expanding spring comparatively balanced at the effort that promotes rubber protective sheath, makes rubber protective sheath be difficult for turning on one's side because of the atress is inhomogeneous, is difficult for causing the rubber protective sheath to block extremely in the lock core mounting groove.
(4) be connected with the sealing rubber ring between main spacing ring and the lock core body, and sealing rubber ring and main spacing ring fixed connection, the sealing rubber ring can make main spacing ring be difficult for when the installation too big damage that causes main spacing ring or lock core body because of installer hard, after the installation finishes, the sealing rubber ring can increase the leakproofness between main spacing ring and the lock core body, make impurity such as vapor in the external world be difficult for passing the clearance between main spacing ring and the lock core body and get into in the lock core mounting groove, be difficult for causing the influence to the structure of lock core mounting groove.
Drawings
FIG. 1 is a side sectional view of the present invention in normal operation;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
FIG. 3 is a side sectional view of the present invention when disassembled;
Fig. 4 is a schematic structural diagram at B in fig. 3.
The reference numbers in the figures illustrate:
The lock comprises a door plate 1, a lock cylinder mounting groove 2, a main limiting ring 3, a lock cylinder body 4, a lock chamber 5, a positioning rod 6, an expansion spring 7, an auxiliary limiting ring 8, a through hole 9, a rubber protective sleeve 10, a cavity 11, an elastic ball 12, a friction block 13 and a sealing rubber ring 14.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-4, the door lock comprises a door plate 1, a lock cylinder mounting groove 2 is chiseled in the door plate 1, the lock cylinder mounting groove 2 is used for mounting a main limiting ring 3 and a lock cylinder body 4, a pipe orifice at one end of the lock cylinder mounting groove 2 is connected with the main limiting ring 3, the main limiting ring 3 is used for mounting a positioning rod 6, and the main limiting ring 3 can also clamp the main lock cylinder body 4, so that the lock cylinder body 4 is not easy to slide out from the lock cylinder mounting groove 2 as a whole, the lock cylinder body 4 matched with the main limiting ring 3 is inserted in the lock cylinder mounting groove 2, one end of the lock cylinder body 4 far away from the main limiting ring 3 is connected with a door lock chamber interior 5, the door lock chamber interior 5 is located at the pipe orifice of the lock cylinder mounting groove 2, the door lock chamber interior 5 is connected with the door plate 1 through a screw, the lock cylinder, the outside parcel of lock core body 4 has rubber protective sheath 10, and the one end that main spacing ring 3 was kept away from to locating lever 6 runs through rubber protective sheath 10, locating lever 6 is with the positioning action, what make installer can be accurate fast is the installation location, be interference fit between rubber protective sheath 10 and the door plant 1, make lock core body 4 be difficult for taking place to rock in lock core mounting groove 2, be difficult for influencing lock core body 4's normal use, all cup jointed expanding spring 7 on two locating levers 6, expanding spring 7's one end and main spacing ring 3 fixed connection are in the expanding spring 7 of compression state make rubber protective sheath 10 and lock core body 4 have the trend of motion of keeping away from main spacing ring 3 all the time.
Referring to fig. 2, a plurality of friction blocks 13 are connected to the middle portion of the positioning rod 6, the friction blocks 13 are uniformly distributed, a cavity 11 is drilled in the rubber protective sleeve 10, a plurality of elastic balls 12 are filled in the cavity 11, the friction force between the rubber protective sleeve 10 and the positioning rod 6 can be increased by arranging the friction blocks 13 on the positioning rod 6, so that the rubber protective sleeve 10 is not easy to slide under the action of the expansion spring 7, the elasticity of the rubber protective sleeve 10 can be increased through the elastic balls 12 and the cavity 11, the rubber protective sleeve 10 and the friction blocks 13 are not easy to be clamped, the installation and the disassembly of the lock cylinder body 4 are not easy to be affected, an auxiliary limiting ring 8 is connected between the rubber protective sleeve 10 and the expansion spring 7, the auxiliary limiting ring 8 is slidably connected in the lock cylinder installation groove 2, a pair of through holes 9 matched with the positioning rod 6 and the friction blocks 13 is drilled on the auxiliary limiting ring 8, the auxiliary limit ring 8 can make the acting force of the expansion spring 7 pushing the rubber protective sleeve 10 more balanced, so that the rubber protective sleeve 10 is not easy to turn over due to uneven stress, and the rubber protective sleeve 10 is not easy to be blocked in the lock cylinder mounting groove 2, referring to fig. 1, a sealing rubber ring 14 is connected between the main limit ring 3 and the lock cylinder body 4, and the sealing rubber ring 14 is fixedly connected with the main limit ring 3, the sealing rubber ring 14 can ensure that the main limit ring 3 is not easy to damage the main limit ring 3 or the lock cylinder body 4 due to overlarge force applied by an installer when the lock cylinder is installed, after the installation, the sealing rubber ring 14 can increase the leakproofness between main spacing ring 3 and the lock cylinder body 4, makes impurity such as vapor in the external world be difficult for passing the clearance between main spacing ring 3 and the lock cylinder body 4 and gets into lock cylinder mounting groove 2 in, is difficult for causing the influence to the structure of lock cylinder mounting groove 2.
When the door lock normally works, please refer to fig. 1-2, when the lock cylinder body 4 goes wrong and needs to be replaced after being disassembled and maintained, the inner part 5 of the door lock chamber is disassembled from the door panel 1, and the inner part 5 of the door lock chamber is separated from the lock cylinder body 4, at this time, under the action of the extension spring 7 in a compressed state, the rubber protective sleeve 10 and the lock cylinder body 4 are pushed away from the main limit ring 3, and due to the existence of the friction block 13, the rubber protective sleeve 10 and the lock cylinder body 4 are not easy to move too fast due to the action of the extension spring 7, and the elastic ball 12 and the friction block 13 drilled in the rubber protective sleeve 10 can increase the elasticity of the rubber protective sleeve 10, so that the rubber protective sleeve 10 is not easy to be stuck on the positioning rod 6 until the state shown in fig. 3-4, at this time, the worker can directly pull out the lock cylinder body 4 and the rubber protective sleeve 10, maintain or change lock core body 4 and rubber protective sheath 10, will repair or new lock core body 4 and rubber protective sheath 10 reinsert in lock core mounting groove 2, because locating lever 6 runs through rubber protective sheath 10, so before inserting, can fix a position through the jack on locating lever 6 and the rubber protective sheath 10, push lock core body 4 and rubber protective sheath 10 in lock core mounting groove 2 together, connect back with lock indoor portion 5 and lock core body 4 again, fix lock indoor portion 5 again on door plant 1, accomplish the dismantlement of lock core body 4 and maintain and manage promptly, can realize making non professional also can comparatively dismantle the change lock core easily, and the lock core is after the installation finishes, be difficult for influencing its normal use.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (4)
1. The utility model provides a lock core structure of door lock, includes door plant (1), its characterized in that: a lock cylinder mounting groove (2) is chiseled in the door plate (1), a main limiting ring (3) is connected to a pipe orifice at one end of the lock cylinder mounting groove (2), a lock cylinder body (4) matched with the main limiting ring (3) is inserted in the lock cylinder mounting groove (2), one end, far away from the main limiting ring (3), of the lock cylinder body (4) is connected with a door lock indoor part (5), the door lock indoor part (5) is located at the pipe orifice of the lock cylinder mounting groove (2), the door lock indoor part (5) is connected with the door plate (1) through screws, one end, close to the lock cylinder body (4), of the main limiting ring (3) is connected with a pair of positioning rods (6), the outer side of the lock cylinder body (4) is wrapped with a rubber protective sleeve (10), one end, far away from the main limiting ring (3), of each positioning rod (6) penetrates through the rubber protective sleeve (10), and expansion springs (7) are, one end of the telescopic spring (7) is fixedly connected with the main limiting ring (3).
2. A door lock core structure according to claim 1, wherein: the rubber protection sleeve is characterized in that the middle of the positioning rod (6) is connected with a plurality of friction blocks (13), the friction blocks (13) are evenly distributed, a cavity (11) is formed in the rubber protection sleeve (10), and a plurality of elastic balls (12) are filled in the cavity (11).
3. a door lock core structure according to claim 1 or 2, wherein: be connected with vice spacing ring (8) between rubber protective sheath (10) and expanding spring (7), vice spacing ring (8) sliding connection is in lock core mounting groove (2), cut on vice spacing ring (8) have a pair ofly with locating lever (6) and clutch blocks (13) assorted through-hole (9).
4. A door lock core structure according to claim 1, wherein: a sealing rubber ring (14) is connected between the main limiting ring (3) and the lock cylinder body (4), and the sealing rubber ring (14) is fixedly connected with the main limiting ring (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822032649.8U CN209780449U (en) | 2018-12-05 | 2018-12-05 | Lock core structure of door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822032649.8U CN209780449U (en) | 2018-12-05 | 2018-12-05 | Lock core structure of door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209780449U true CN209780449U (en) | 2019-12-13 |
Family
ID=68787922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822032649.8U Expired - Fee Related CN209780449U (en) | 2018-12-05 | 2018-12-05 | Lock core structure of door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209780449U (en) |
-
2018
- 2018-12-05 CN CN201822032649.8U patent/CN209780449U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |