CN111946149A - Power equipment box door lock - Google Patents
Power equipment box door lock Download PDFInfo
- Publication number
- CN111946149A CN111946149A CN202010882540.2A CN202010882540A CN111946149A CN 111946149 A CN111946149 A CN 111946149A CN 202010882540 A CN202010882540 A CN 202010882540A CN 111946149 A CN111946149 A CN 111946149A
- Authority
- CN
- China
- Prior art keywords
- lock
- hole
- mounting hole
- equipment box
- marble
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B19/00—Keys; Accessories therefor
- E05B19/0017—Key profiles
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B27/00—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B27/00—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in
- E05B27/0003—Details
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B27/00—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in
- E05B27/10—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in operated by other surfaces of the key, e.g. openings receiving projections on the tumblers
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/52—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like
- E05B65/5207—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like characterised by bolt movement
- E05B65/5215—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like characterised by bolt movement sliding
- E05B65/5223—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like characterised by bolt movement sliding perpendicular to the surface on which the lock is mounted
Abstract
The invention discloses a power equipment box door lock which comprises a lock body, wherein the lock body is arranged on a door of a power equipment box, the lock body is provided with an installation hole, the installation hole is a cylindrical hole, one end opening of the installation hole is communicated with the side surface of the lock body, the other end opening of the installation hole extends into the lock body, a spring cavity is arranged in the lock body and is communicated with the other end opening of the installation hole, the size of the spring cavity is smaller than the inner diameter of the installation hole, a lock cylinder is arranged in the installation hole, a poking wheel is fixedly arranged on the lock cylinder, the diameter of the lock cylinder is matched with the inner diameter of the installation hole, the lock cylinder can rotate in the installation hole, the front surface of the lock cylinder is close to the one end opening of the installation hole, the distance between the front surface of the lock cylinder and the one end opening of the installation hole is larger. The invention has the advantages of simple structure, low failure rate and suitability for outdoor environment.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a power equipment box door lock.
Background
The electrical equipment box is an indispensable device in electrical engineering, and because the electrical equipment box is very important for the electricity consumption of residents and has certain danger, the box door of the electrical equipment box must be locked by a firm lock, so that unnecessary loss caused by the opening of non-professionals is prevented; however, the traditional lockset is relatively complex in structure, is easy to be killed or stuck in outdoor environment due to wind, rain and rain, and cannot be stably used for a long time; in order to solve this problem, those skilled in the art have proposed some locks with simple structures, but these locks have poor reliability in locking, are easy to open, and cannot play a stable safety protection role.
Disclosure of Invention
The invention aims to solve the problems and designs a door lock of an electric power equipment box.
A power equipment box door lock comprises a lock body, wherein the lock body is arranged on a door of a power equipment box, the lock body is provided with a mounting hole, the mounting hole is a cylindrical hole with one end opening communicated with the side surface of the lock body and the other end opening extending into the lock body,
a spring cavity is arranged in the lock body and is communicated with an opening at the other end of the mounting hole, the size of the spring cavity is smaller than the inner diameter of the mounting hole, a lock cylinder is arranged in the mounting hole, a thumb wheel is fixedly arranged on the lock cylinder, the diameter of the lock cylinder is matched with the inner diameter of the mounting hole, the lock cylinder can rotate in the mounting hole, the front surface of the lock cylinder is close to the opening at one end of the mounting hole, the distance between the front surface of the lock cylinder and the opening at one end of the mounting hole is larger than five centimeters and smaller than eight centimeters, and the rear surface of the lock cylinder props against a port of the spring cavity;
the lock core is provided with a plurality of through holes, the through holes are communicated with the front surface and the rear surface of the lock core, the port of the through hole, which is positioned on the front surface of the lock core, is provided with an annular flange, a front marble and a rear marble are arranged in the through hole, the front end of the front marble props against the annular flange, the rear end face of the rear marble penetrates through the rear surface of the lock core and extends into the spring cavity, and the rear end face of the front marble props against the front end face of the rear marble;
the lengths of the front marbles in the through holes are different, the length of the rear marble is matched with that of the front marble in the corresponding through hole, a connecting plate is fixedly installed on the rear end face of the rear marble, the size of the connecting plate is larger than the diameter of the through hole, and the connecting plate is connected with the inner surface of the spring cavity through a spring;
the key is characterized by further comprising a cylindrical key body, the diameter of the key body is matched with that of the mounting hole, a plurality of inserting rods are arranged on one end face of the key body, a key handle is arranged on the other end face of the key body, the inserting rods are in one-to-one correspondence with the through holes, the lengths of the inserting rods are matched with the lengths of the front terminals in the corresponding through holes, and the sum of the lengths of the inserting rods and the front terminals in the corresponding through holes is equal to the length of the through holes.
The inserted bar is a round bar, the diameter of the inserted bar is smaller than the inner diameter of the circular ring-shaped flange, and the end face of one end of the inserted bar is a spherical surface.
The positions of the through holes are randomly distributed on the lock core, and the positions of the inserted rods correspond to the positions of the through holes one to one.
The size of the front marble is larger than the diameter of the inner circle of the circular ring-shaped flange.
The spring cavity is a cylindrical cavity, and the inner diameter of the spring cavity is smaller than that of the mounting hole.
The length of the key body is larger than eight centimeters, and the diameter of the mounting hole is not more than ten centimeters.
The front marble is of a cylindrical structure, the front end face of the front marble is an arc-shaped face, and the rear end face of the front marble is a spherical face.
The front end surface of the rear marble is a spherical surface.
The connecting plate is a circular plate, and the diameter of the connecting plate is larger than that of the through hole.
Advantageous effects
The door lock of the power equipment box manufactured by the technical scheme of the invention has the following advantages:
1. the device has the advantages that the possibility of unlocking the lock body by external factors is reduced to the maximum extent through the mutual matching of the distance between the mounting hole and the lock cylinder and the diameter of the mounting hole, the safety of the power equipment box is improved, meanwhile, the correspondence between the lock cylinder and the key is effectively ensured through the randomness of the position of the inserted rod and the difference of the length of the inserted rod, and the condition that one key can unlock different types of locks is avoided;
2. this device structural design is simple, need not the complex construction of traditional key, has effectively avoided because traditional lock structure is complicated, leads to the higher technical problem of fault rate when outdoor use, more is applicable to outdoor operational environment.
Drawings
FIG. 1 is a schematic structural diagram of an initial state of a door lock of an electrical equipment box according to the present invention;
FIG. 2 is a schematic structural diagram of a door lock of an electrical equipment cabinet according to the present invention in a state where a key body is inserted into a mounting hole;
FIG. 3 is a schematic view of the front face of the lock cylinder of the present invention;
fig. 4 is a schematic structural view of an end face of one end of the key body according to the present invention;
FIG. 5 is a schematic view of a partial enlarged structure of a through-hole port in the front surface of the lock cylinder according to the present invention;
in the figure, 1, a lock body; 2. mounting holes; 3. a spring cavity; 4. a lock cylinder; 5. a thumb wheel; 6. a through hole; 7. a circular flange; 8. a front marble; 9. a rear marble; 10. a connecting plate; 11. a spring; 12. a key body; 13. inserting a rod; 14. a key handle.
Detailed Description
The invention is described in detail below with reference to the drawings, as shown in FIGS. 1-5;
the spring lock is characterized in that a spring cavity 3 is arranged in the lock body and is communicated with an opening at the other end of the mounting hole, the size of the spring cavity is smaller than the inner diameter of the mounting hole, a lock cylinder 4 is installed in the mounting hole, a shifting wheel 5 is fixedly installed on the lock cylinder, the diameter of the lock cylinder is matched with the inner diameter of the mounting hole, the lock cylinder can rotate in the mounting hole, the front surface of the lock cylinder is close to the opening at one end of the mounting hole, the distance between the front surface of the lock cylinder and the opening at one end of the mounting hole is larger than five centimeters and smaller than eight centimeters, and the rear surface of the lock cylinder supports against a port of the spring cavity;
the novel lock cylinder is characterized in that a plurality of through holes 6 are formed in the lock cylinder and are communicated with the front surface and the rear surface of the lock cylinder, a circular rib 7 is arranged on a port, located on the front surface of the lock cylinder, of each through hole, a front marble 8 and a rear marble 9 are arranged in each through hole, the front end of each front marble supports against the circular rib, the rear end face of each rear marble penetrates through the rear surface of the lock cylinder and extends into the spring cavity, and the rear end face of each front marble supports against the front end face of each rear marble;
the utility model provides a creation point still lies in, preceding pellet shot from a slingshot length inequality in a plurality of through-holes, the length of back pellet shot from a slingshot matches with the length that corresponds preceding pellet shot from a slingshot in the through-hole, fixed mounting connecting plate 10 on the back pellet shot from a slingshot rear end terminal surface, the connecting plate size is greater than the diameter of through-hole, the connecting plate passes through spring 11 and the interior surface connection in spring chamber;
the utility model provides a creation point still lies in, still includes the key body 12, the key body is cylindrical, the diameter of the key body and the diameter phase-match of mounting hole, be equipped with a plurality of inserted bars 13 on the one end terminal surface of the key body, be equipped with key handle 14 on the other end terminal surface of the key body, inserted bar and through-hole one-to-one, the length of inserted bar and the length phase-match of the interior front terminal of corresponding through-hole to guarantee that the inserted bar equals the length of through-hole with the length sum of the interior front terminal of corresponding through-hole.
The invention also provides that the inserted bar is a round bar, the diameter of the inserted bar is smaller than the inner diameter of the annular rib, and the end face of one end of the inserted bar is a spherical surface; the positions of the through holes are randomly distributed on the lock core, and the positions of the inserted rods correspond to the positions of the through holes one by one, as shown in fig. 3; the size of the front marble is larger than the diameter of the inner circle of the annular flange; the spring cavity is a cylindrical cavity, and the inner diameter of the spring cavity is smaller than that of the mounting hole; the length of the key body is more than eight centimeters, and the diameter of the mounting hole is not more than ten centimeters; the front marble is of a cylindrical structure, the front end surface of the front marble is an arc surface, and the rear end surface of the front marble is a spherical surface; the front end surface of the rear marble is a spherical surface; the connecting plate is a circular plate, and the diameter of the connecting plate is larger than that of the through hole.
In the implementation process of the technical scheme, in an initial state, the inserted link on the key body is not inserted into the through hole, as shown in fig. 1, at the moment, the spring drives the rear marble to be inserted into the through hole and pushes the front marble to the front surface of the lock core, and at the moment, the front marble props against the circular ring flange of the front port of the through hole; when the key body is inserted into the mounting hole, the inserted rod on the end face of the key body is inserted into the corresponding through hole, the inserted rod pushes the front marble to extrude the rear marble backwards, the rear marble compresses the spring in the spring cavity until the rear marble is extruded out of the through hole, and the sum of the lengths of the inserted rod and the front marble is equal to the length of the through hole, so that the rear marble is just extruded out of the through hole after the inserted rod is completely inserted into the through hole, as shown in fig. 2, the lock core cannot be locked by the rear marble at the moment, the lock core is driven to rotate forwards or backwards through the key, and the lock core drives the shifting wheel to shift the transmission structure in the lock body.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (9)
1. A power equipment box door lock comprises a lock body (1), wherein the lock body is arranged on a door of a power equipment box, the lock body is provided with a mounting hole (2), the mounting hole is a cylindrical hole with one end opening communicated with the side surface of the lock body and the other end opening extending into the lock body,
a spring cavity (3) is arranged in the lock body, the spring cavity is communicated with an opening at the other end of the mounting hole, the size of the spring cavity is smaller than the inner diameter of the mounting hole, a lock cylinder (4) is arranged in the mounting hole, a shifting wheel (5) is fixedly arranged on the lock cylinder, the diameter of the lock cylinder is matched with the inner diameter of the mounting hole, the lock cylinder can rotate in the mounting hole, the front surface of the lock cylinder is close to the opening at one end of the mounting hole, the distance between the front surface of the lock cylinder and the opening at one end of the mounting hole is larger than five centimeters and smaller than eight centimeters, and the rear surface of the lock cylinder props against a;
the lock core is provided with a plurality of through holes (6), the through holes are communicated with the front surface and the rear surface of the lock core, the port of the through hole, which is positioned on the front surface of the lock core, is provided with an annular flange (7), a front marble (8) and a rear marble (9) are arranged in the through hole, the front end of the front marble props against the annular flange, the rear end face of the rear marble penetrates through the rear surface of the lock core and extends into the spring cavity, and the rear end face of the front marble props against the front end face of the rear;
the lengths of front marbles in the through holes are different, the length of the rear marble is matched with that of the front marble in the corresponding through hole, a connecting plate (10) is fixedly installed on the rear end face of the rear marble, the size of the connecting plate is larger than the diameter of the through hole, and the connecting plate is connected with the inner surface of a spring cavity through a spring (11);
the novel key is characterized by further comprising a key body (12), the key body is cylindrical, the diameter of the key body is matched with that of the mounting hole, a plurality of inserting rods (13) are arranged on one end face of the key body, a key handle (14) is arranged on the other end face of the key body, the inserting rods correspond to the through holes one to one, the length of each inserting rod is matched with the length of a front terminal in the corresponding through hole, and the sum of the lengths of the inserting rods and the front terminal in the corresponding through hole is equal to the length of the through hole.
2. The electrical equipment box door lock as claimed in claim 1, wherein the insertion rod is a round rod, the diameter of the insertion rod is smaller than the inner diameter of the circular ring-shaped rib, and the end surface of one end of the insertion rod is a spherical surface.
3. The electrical equipment box door lock as claimed in claim 1, wherein the positions of the through holes are randomly distributed on the lock core, and the positions of the inserted rods correspond to the positions of the through holes one by one.
4. The electrical equipment box door lock of claim 1, wherein the front pin is sized to be larger than the inner circle diameter of the circular rib.
5. The electrical equipment box door lock of claim 1, wherein the spring cavity is a cylindrical cavity having an inner diameter smaller than an inner diameter of the mounting hole.
6. The electrical equipment box door lock as recited in claim 1, wherein the key body is longer than eight centimeters and the mounting hole is no more than ten centimeters in diameter.
7. The electrical equipment box door lock as claimed in claim 1, wherein the front pin is of a cylindrical structure, the front end surface of the front pin is an arc surface, and the rear end surface of the front pin is a spherical surface.
8. The electrical equipment box door lock as recited in claim 1, wherein the rear pin cylinder is of a cylindrical configuration, and the front end surface of the rear pin is a spherical surface.
9. The electrical equipment box door lock of claim 1, wherein the connecting plate is a circular plate, and the diameter of the connecting plate is larger than that of the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010882540.2A CN111946149A (en) | 2020-08-28 | 2020-08-28 | Power equipment box door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010882540.2A CN111946149A (en) | 2020-08-28 | 2020-08-28 | Power equipment box door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111946149A true CN111946149A (en) | 2020-11-17 |
Family
ID=73366778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010882540.2A Pending CN111946149A (en) | 2020-08-28 | 2020-08-28 | Power equipment box door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111946149A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2675793Y (en) * | 2004-03-10 | 2005-02-02 | 姜超 | Anti-theft door lock opened by key with column bits |
| CN2749997Y (en) * | 2004-12-16 | 2006-01-04 | 葛苏生 | Vertical post type lock |
| CN201474386U (en) * | 2009-09-04 | 2010-05-19 | 杨子健 | Anti-theft lock cylinder and key |
| CN101956490A (en) * | 2009-07-16 | 2011-01-26 | 张光瑞 | Sleeve lock with focusing device |
| EP2292879A2 (en) * | 2009-09-02 | 2011-03-09 | Camlock Systems Limited. | Locking device and key |
| CN102155115A (en) * | 2011-03-11 | 2011-08-17 | 陈拥隽 | Direct insertion type mechanical anti-theft lock |
| CN102852394A (en) * | 2012-09-15 | 2013-01-02 | 新疆同心索科技有限公司 | Axial spring lock core and key |
| CN204920489U (en) * | 2015-08-28 | 2015-12-30 | 李世波 | Anti -theft lock |
| CN107503572A (en) * | 2017-01-18 | 2017-12-22 | 丁文斗 | A kind of lock core and lock for having horse's hoe shape arrangement key hole group |
-
2020
- 2020-08-28 CN CN202010882540.2A patent/CN111946149A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2675793Y (en) * | 2004-03-10 | 2005-02-02 | 姜超 | Anti-theft door lock opened by key with column bits |
| CN2749997Y (en) * | 2004-12-16 | 2006-01-04 | 葛苏生 | Vertical post type lock |
| CN101956490A (en) * | 2009-07-16 | 2011-01-26 | 张光瑞 | Sleeve lock with focusing device |
| EP2292879A2 (en) * | 2009-09-02 | 2011-03-09 | Camlock Systems Limited. | Locking device and key |
| CN201474386U (en) * | 2009-09-04 | 2010-05-19 | 杨子健 | Anti-theft lock cylinder and key |
| CN102155115A (en) * | 2011-03-11 | 2011-08-17 | 陈拥隽 | Direct insertion type mechanical anti-theft lock |
| CN102852394A (en) * | 2012-09-15 | 2013-01-02 | 新疆同心索科技有限公司 | Axial spring lock core and key |
| CN204920489U (en) * | 2015-08-28 | 2015-12-30 | 李世波 | Anti -theft lock |
| CN107503572A (en) * | 2017-01-18 | 2017-12-22 | 丁文斗 | A kind of lock core and lock for having horse's hoe shape arrangement key hole group |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201117 |
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| RJ01 | Rejection of invention patent application after publication |