CN213510058U - Lock core structure of anti-theft oil tank lock - Google Patents
Lock core structure of anti-theft oil tank lock Download PDFInfo
- Publication number
- CN213510058U CN213510058U CN202020915175.6U CN202020915175U CN213510058U CN 213510058 U CN213510058 U CN 213510058U CN 202020915175 U CN202020915175 U CN 202020915175U CN 213510058 U CN213510058 U CN 213510058U
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- lock
- lock core
- spring
- core part
- gland
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- 210000004907 gland Anatomy 0.000 claims abstract description 34
- 230000000903 blocking effect Effects 0.000 claims description 9
- 239000002828 fuel tank Substances 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model relates to a lock core structure of an anti-theft oil tank lock, which comprises a lock core part, wherein the tail end of the lock core part is used for plugging an oil outlet of an oil tank; the lock core part is inserted into the key hole through a key to control the spring bolt to pop up and contract; the lock core part is fixed by the clamping groove; when the lock tongue is contracted towards the side surface of the lock core part, the lock core part is separated from the clamping groove; the lock core part also comprises a gland and a first spring, the gland is arranged at the top end of the lock core part, and the first spring is arranged between the gland and the tail end of the lock core part; when pressing the gland, when the spring bolt slides to the joint groove along with lock core portion, the spring bolt pops out and makes lock core portion and joint groove joint fixed. When the oil outlet of the oil tank is locked, the oil tank is not easy to be violently detached by people.
Description
Technical Field
The utility model belongs to the technical field of the lock structure, concretely relates to lock core structure of theftproof oil tank lock.
Background
In order to facilitate management, a large oil tank used in the prior art is mostly provided with a lock structure at an oil outlet, and can only be opened by a key. However, theft still occurs from time to time. Some thieves will forcibly remove the lock by violence. For example, the lock is entirely removed from the tank by gripping the portion of the lock exposed to the outlet port with a tool. At this time, the lock structure used in the prior art cannot achieve the anti-theft effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a lock core structure of theftproof oil tank lock overcomes foretell technical problem, makes it when the oil-out of locking the dead oil tank, is difficult to pull down by the people violently.
In order to achieve the technical purpose, the scheme is as follows:
the lock core structure of the anti-theft oil tank lock comprises a lock core part, wherein the tail end of the lock core part is used for plugging an oil outlet of an oil tank; the lock core part is inserted into the key hole through a key to control the spring bolt to pop up and contract; the lock bolt is clamped in the clamping groove when the lock bolt is ejected out of the side surface of the lock core part, and the lock core part is fixed by the clamping groove; when the lock tongue is contracted towards the side surface of the lock core part, the lock core part is separated from the clamping groove; the lock core part also comprises a gland and a first spring, the gland is arranged at the top end of the lock core part, and the first spring is arranged between the gland and the tail end of the lock core part; press during the gland, follow when the spring bolt the lock core portion slide extremely during the joint groove, the spring bolt pops out and makes lock core portion and joint groove joint are fixed.
According to the scheme, the lock core part is opened through the key hole at the top end of the lock core part, and the lock tongue is popped out when being inserted to the clamping groove in use, so that the oil outlet is conveniently locked, and the locking is very convenient; and after the lock tongue of the lock core part is clamped with the clamping groove, the tail end of the lock core part seals the oil outlet, the lock core part can be embedded into the other structures, only the part of the key hole is exposed, and the lock core part can be opened only by pressing the key, further pressing the pressing cover, compressing the first spring and rotating the key when the lock core part is opened, so that the lock core part is hidden in the other structures to achieve the anti-theft effect.
Preferably, the lock further comprises an outer ring, the lock core portion being disposed within the outer ring; the outer ring surrounds the side edge of the top end of the lock core part, and when the press cover is driven by the first spring to slide, the lock core part does not exceed a space surrounded by the outer ring all the time. The outer ring can be used for surrounding and protecting the lock cylinder part, and a thief cannot directly contact the lock cylinder part and cannot violently detach the lock cylinder part from the outer ring.
Preferably, the lock cylinder further comprises an inner ring, the inner ring is used for being fixedly connected with an oil tank, the lock cylinder part is arranged between the outer ring and the inner ring, the tail end of the lock cylinder part penetrates through the inner ring, the inner ring comprises a collar part and an inner cover part arranged on the collar part in a surrounding mode, the inner cover part is connected with the outer side face of the collar part, the collar part is in a cylindrical shape with two open ends, the lock cylinder part is inserted into the collar part, and the clamping groove is formed in the inner side face of the collar part; the inner cover part is provided with a fixing hole. In use, the inner ring and the oil tank are fixedly connected through the fixing hole by a screw or the like.
Preferably, a cover edge is arranged between the upper part and the lower part of the outer ring; the inner cover part is limited between the cover edge and the blocking ring; the lower part of the outer ring is columnar, and the inner cover part and the outer ring can rotate. The inner ring is fixed by the cover edge and the blocking ring, and the inner ring and the outer ring can rotate, so that the lock can be prevented from being violently taken down from the oil tank by clamping and rotating the outer ring.
More preferably, the inner cover portion is disposed concentrically with the outer ring.
Preferably, the lock cylinder part comprises a lock cylinder, a frame part, a second spring, a support seat and a blocking part, the support seat is columnar, and the lock cylinder is arranged in the support seat; a first opening is formed in the side wall of the supporting seat, and the bottom end of the supporting seat is fixedly connected with the plugging portion; the frame part is arranged in the supporting seat, a through groove is formed in the frame part, the lock tongue is arranged in the through groove, the lock tongue is fixedly connected with the frame part through a second spring, and the second spring is elastically deformed when the lock cylinder and the lock tongue abut against and rotate to stir the lock tongue; when the lock cylinder elastically deforms the second spring, the lock tongue moves in a direction defined by the through groove and the first opening, thereby protruding or retracting toward a side surface of the lock cylinder body. The lock core is driven by a key to stir the lock tongue, so that the lock tongue can be clamped with or separated from the clamping groove on the inner ring, and the lock core part and the inner ring are fixed or detached.
Preferably, a second opening is formed in the pressing cover, the key hole and the second opening are arranged side by side, so that a key passes through the second opening and is inserted into the key hole, and the pressing cover is arranged at the top of the supporting seat; the first spring is arranged among the supporting seat, the gland and the plugging part. The lock tongue stretches out under the natural state, when inserting the lock core portion inner circle, the medial surface compression spring bolt of inner circle when pressing the gland to can lock core portion and inner circle through joint groove and spring bolt joint, need not rely on the key when the dead oil-out of lock, it is very convenient.
Preferably, the top of the supporting seat is provided with an edge, and when the first spring is compressed to the lock cylinder to toggle the lock tongue, the edge abuts against the gland. The first spring of excessive compression can be avoided when border and gland support to lean on, and then the life of extension part.
Preferably, the oil tank further comprises a collar portion, the collar portion is used for being fixedly connected with an oil tank, the collar portion is arranged in the outer ring, and the clamping groove is a ring-shaped arc-shaped groove arranged along the inner side face of the collar portion or a groove which does not form a ring shape; when the joint groove is the arcuation groove that does not form the circle, when the spring bolt follows the lock core portion slides extremely during the joint groove, it is rotatory lock core portion extremely the spring bolt pops up the messenger lock core portion and inner circle joint are fixed. When the clamping groove is a ring-shaped groove, the lock core part can be fixedly connected with the inner ring only by pressing down the lock core part until the lock tongue reaches the position of the clamping groove; when the joint groove is the arc section of disconnected punctiform, not only need push down lock core portion until the spring bolt aligns the joint groove, still need rotatory lock core portion to the suitable position can lock, because the side on the top of lock core portion is surrounded by the outer lane, the top of lock core portion does not surpass the outer lane, can't rotate lock core portion under the condition of not having the key, therefore the key can be regarded as the handle and rotate lock core portion.
Preferably, when pressing the gland, first spring is compressed, the spring bolt is followed the inner circle slides and the joint in the joint groove, when stopping pressing the gland, first spring reply the gland with the top parallel and level of outer lane.
Drawings
FIG. 1 is an exploded view of example 1;
fig. 2 is a schematic structural view of a key cylinder portion of embodiment 1;
FIG. 3 is a sectional view of example 1.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Example 1
Referring to fig. 1 to 3, the lock cylinder structure of the anti-theft fuel tank lock includes an outer ring 100, an inner ring 200 and a lock cylinder portion 300, wherein the inner ring 200 is disposed in the outer ring 100, the inner ring 200 is used for being fixedly connected with a fuel tank, the lock cylinder portion 300 is disposed between the outer ring 100 and the inner ring 200, a terminal of the lock cylinder portion 300 passes through the inner ring 200, and a terminal of the lock cylinder portion 300 is used for blocking an oil outlet of the fuel tank; the outer ring 100 surrounds the side edge of the top end of the lock core part 300, the top end of the lock core part 300 is provided with a key hole, the side surface of the lock core part 300 is provided with a lock tongue 330, the lock tongue 330 is elastically connected with the lock core part 300, and the lock core part 300 controls the ejection and retraction of the lock tongue 330 by inserting a key 301 into the key hole; a clamping groove 221 is formed in the inner side surface of the inner ring 200, when the bolt 330 is ejected out from the side surface of the lock cylinder part 300, the bolt 330 is clamped in the clamping groove 221, and the lock cylinder part 300 and the inner ring 200 are fixed; when the locking tongue 330 is contracted toward the side surface of the lock cylinder part 300, the lock cylinder part 300 and the inner race 200 are separated; the lock cylinder part further comprises a gland 360 and a first spring 331, the gland 360 is arranged at the top end of the lock cylinder part, and the first spring 331 is arranged between the gland and the tail end of the lock cylinder part; press during the gland, lock core portion slides and passes during the inner circle the spring bolt quilt the inner circle compression, when the spring bolt follows lock core portion slides extremely during the joint groove, the spring bolt pops out the messenger lock core portion and inner circle joint are fixed.
The inner ring 200 comprises a collar portion 220 and an inner cover portion 230 arranged around the collar portion 220, the inner cover portion 230 is connected with the outer side surface of the collar portion 220, the collar portion 220 is in a cylindrical shape with two open ends, the lock core portion 300 is inserted into the collar portion 220, and the clamping groove 221 is arranged on the inner side surface of the collar portion 220; the inner cover 230 is provided with a fixing hole 201. In use, the inner ring 200 and the fuel tank are fixedly connected by screws or the like through the fixing holes 201.
A cover edge 110 is arranged between the upper part and the lower part of the outer ring 100; a check ring 210, wherein the check ring 210 is fixed to a lower portion of the outer ring 100, and the inner cover portion 230 is defined between the cover rim 110 and the check ring 210; the lower portion of the outer ring 100 is cylindrical, and the inner cover 230 is rotatable with respect to the outer ring 100. The cap rim 110 and the blocking ring 210 fix the inner ring 200 and enable the inner ring 200 and the outer ring 100 to rotate, so that the lock can be prevented from being violently removed from the fuel tank by clamping and rotating the outer ring 100.
Referring to fig. 2, the check ring 210 is fixedly connected with the outer ring 100, a baffle 203 is fixed on the inner ring 200, and the baffle 203 abuts against the check ring 210. The baffle 203 is provided with a second fixing hole, a screw 202 passes through the fixing hole 201 and the second fixing hole to fix the baffle 203 and the inner ring 200, and the inner ring 200 is fixed on the oil outlet through the screw 202.
The inner cover 230 is disposed concentrically with the outer race 100.
The lock cylinder part 300 comprises a lock cylinder 310, a frame part 340, a second spring 320, a support seat 370 and a blocking part 350, wherein the support seat 370 is cylindrical, and the lock cylinder 310 is arranged in the support seat 370; a first opening is formed in the side wall of the support seat 370, and the bottom end of the support seat 370 is fixedly connected with the blocking portion 350; the holder part 340 is arranged in the support seat 370, the holder part 340 is provided with a through groove, the locking tongue 330 is arranged in the through groove, the locking tongue 330 is fixedly connected with the holder part 340 through a second spring 320, and the second spring 320 is elastically deformed when the lock cylinder 310 and the locking tongue 330 abut against and rotate to toggle the locking tongue 330; the latch tongue 330 moves in a direction defined by the through groove and the second opening when the lock cylinder 310 elastically deforms the second spring 320, thereby protruding or retracting toward a side surface of the lock cylinder part 300. The key 301 drives the lock cylinder 310 to move the lock tongue 330, so that the lock tongue 330 can be clamped or separated from the clamping groove 221 on the inner ring 200, and the lock cylinder part 300 and the inner ring 200 can be fixed or detached.
A second opening is formed in the pressing cover 360, the key hole and the second opening are arranged side by side, so that a key 301 passes through the second opening and is inserted into the key hole, and the pressing cover 360 is arranged at the top of the supporting seat 370; the first spring 331 is disposed between the support base 370, the cover 360 and the blocking portion 350. The lock tongue 330 is extended in a natural state, when the lock core part 300 is inserted into the inner ring 200, the inner side surface of the inner ring 200 compresses the lock tongue 330 when the gland 360 is pressed, and the lock core part 300 and the inner ring 200 can be locked by clamping the clamping groove 221 and the lock tongue 330, and a key 301 is not needed when an oil outlet is locked, so that the oil outlet is extremely convenient.
The top of the supporting seat 370 is provided with an edge 371, and when the first spring 331 is compressed to the lock cylinder 310 to toggle the lock tongue 330, the edge 371 and the gland 360 abut against each other. The edge 371 and the gland 360 can avoid over-compressing the first spring 331 when abutting against each other, thereby prolonging the service life of the components.
The joint groove is the arcuation groove that does not form the circle form, follows when the spring bolt the lock core portion slides extremely when the joint groove, it is rotatory the lock core portion extremely the spring bolt pops up the messenger lock core portion and inner circle joint are fixed. When the clamping groove is a ring-shaped groove, the lock core part can be fixedly connected with the inner ring only by pressing down the lock core part until the lock tongue reaches the position of the clamping groove; when the joint groove is the arc section of disconnected punctiform, not only need push down lock core portion until the spring bolt aligns the joint groove, still need rotatory lock core portion to the suitable position can lock, because the side on the top of lock core portion is surrounded by the outer lane, the top of lock core portion does not surpass the outer lane, can't rotate lock core portion under the condition of not having the key, therefore the key can be regarded as the handle and rotate lock core portion.
When pressing gland 360, first spring 331 is compressed, spring tongue 330 follows inner circle 200 slides and joint in the joint groove 221, when stopping pressing gland 360, first spring 331 reply gland 360 with the top parallel and level of outer lane 100.
According to the scheme, the lock cylinder part is opened through the key hole at the top end of the lock cylinder part, when the lock cylinder part is detached from the inner ring and taken out, the tail end of the lock cylinder part opens the oil outlet, and when the lock cylinder part is opened by a key, the outer ring cannot be influenced and rotates along with the lock cylinder part; when the lock cylinder part is inserted into the oil outlet locked by the inner ring, the lock cylinder part is only required to be pressed to insert the lock cylinder part into the inner ring, and the lock tongue is popped up when inserted to the position of the clamping groove, so that the oil outlet is conveniently locked, and the locking is very convenient; when the lock tongue of the lock core part is clamped with the inner ring, the tail end of the lock core part seals the oil outlet, the outer ring surrounds the inner ring and the lock core part, the lock core part does not exceed the outer ring, so that the inner ring cannot be directly clamped, and when the outer ring is violently clamped, the lock core part cannot be separated from the inner ring no matter how force is applied, so that the anti-theft effect is achieved; when the key is opened, the key cylinder part can be opened by inserting the key into the key hole to rotate and simultaneously pressing the key to press the gland.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (6)
1. The lock core structure of the anti-theft oil tank lock is characterized by comprising a lock core part, wherein the tail end of the lock core part is used for plugging an oil outlet of an oil tank; the lock core part is inserted into the key hole through a key to control the spring bolt to pop up and contract; the lock bolt is clamped in the clamping groove when the lock bolt is ejected out of the side surface of the lock core part, and the lock core part is fixed by the clamping groove; when the lock tongue is contracted towards the side surface of the lock core part, the lock core part is separated from the clamping groove; the lock core part also comprises a gland and a first spring, the gland is arranged at the top end of the lock core part, and the first spring is arranged between the gland and the tail end of the lock core part; press during the gland, follow when the spring bolt the lock core portion slide extremely during the joint groove, the spring bolt pops out and makes lock core portion and joint groove joint are fixed.
2. The lock cylinder structure of an anti-theft fuel tank lock according to claim 1, further comprising an outer ring, the lock cylinder portion being disposed inside the outer ring; the outer ring surrounds the side edge of the top end of the lock core part, and when the press cover is driven by the first spring to slide, the lock core part does not exceed a space surrounded by the outer ring all the time.
3. The lock cylinder structure of an anti-theft tank lock according to claim 1, wherein the lock cylinder part comprises a lock cylinder, a frame part, a second spring, a support seat and a blocking part, the support seat is cylindrical, and the lock cylinder is placed in the support seat; a first opening is formed in the side wall of the supporting seat, and the bottom end of the supporting seat is fixedly connected with the plugging portion; the frame part is arranged in the supporting seat, a through groove is formed in the frame part, the lock tongue is arranged in the through groove, the lock tongue is fixedly connected with the frame part through a second spring, and the second spring is elastically deformed when the lock cylinder and the lock tongue abut against and rotate to stir the lock tongue; when the lock cylinder elastically deforms the second spring, the lock tongue moves in a direction defined by the through groove and the first opening, thereby protruding or retracting toward a side surface of the lock cylinder body.
4. The lock core structure of an anti-theft fuel tank lock according to claim 3, wherein the gland is provided with a second opening, the key hole and the second opening are arranged side by side so that a key is inserted into the key hole through the second opening, and the gland is arranged on the top of the support seat; the first spring is arranged among the supporting seat, the gland and the plugging part.
5. The lock core structure of an anti-theft oil tank lock according to claim 4, wherein the top of the support base is provided with an edge, and the edge abuts against the gland when the first spring is compressed to the lock core to stir the lock tongue.
6. The lock core structure of the anti-theft oil tank lock according to claim 2, further comprising a collar portion, wherein the collar portion is used for being fixedly connected with an oil tank, the collar portion is arranged in the outer ring, and the clamping groove is a ring-shaped arc-shaped groove arranged along the inner side surface of the collar portion or a groove which does not form a ring-shaped arc shape; when the joint groove is the arcuation groove that does not form the circle, when the spring bolt follows the lock core portion slides extremely during the joint groove, it is rotatory lock core portion extremely the spring bolt pops up the messenger lock core portion and inner circle joint are fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020915175.6U CN213510058U (en) | 2020-05-26 | 2020-05-26 | Lock core structure of anti-theft oil tank lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020915175.6U CN213510058U (en) | 2020-05-26 | 2020-05-26 | Lock core structure of anti-theft oil tank lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213510058U true CN213510058U (en) | 2021-06-22 |
Family
ID=76379774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020915175.6U Expired - Fee Related CN213510058U (en) | 2020-05-26 | 2020-05-26 | Lock core structure of anti-theft oil tank lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213510058U (en) |
-
2020
- 2020-05-26 CN CN202020915175.6U patent/CN213510058U/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: 20210622 |