CN210948096U - Steel ball locking padlock - Google Patents
Steel ball locking padlock Download PDFInfo
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- CN210948096U CN210948096U CN201921232192.3U CN201921232192U CN210948096U CN 210948096 U CN210948096 U CN 210948096U CN 201921232192 U CN201921232192 U CN 201921232192U CN 210948096 U CN210948096 U CN 210948096U
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- steel ball
- lock
- lock beam
- groove
- containing groove
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Abstract
The utility model relates to a steel ball locking padlock, which comprises a lock shell, a lock liner, a lock head and a lock core, the lock comprises a lock cylinder shifting head, a first steel ball, a second steel ball and a U-shaped lock beam, wherein a steel ball containing groove is formed in the upper end of a lock cylinder, the first steel ball is arranged on the left side of the steel ball containing groove in a sliding mode, the second steel ball is arranged on the right side of the steel ball containing groove in a sliding mode, a first lock beam through hole and a second lock beam through hole are formed in the upper end of the lock cylinder, a first lock beam inserting hole and a second lock beam inserting hole are further formed in the lock cylinder, two end arms of the U-shaped lock beam respectively penetrate through the first lock beam through hole and the second lock beam through hole to be correspondingly inserted into the first lock beam inserting hole and the second lock beam inserting hole, the steel ball containing groove is a groove body with an upward opening, a first stopping portion is arranged in the steel ball containing groove at a position close to the first lock beam inserting hole, a second stopping portion is arranged in the steel ball containing groove at a position close to the. The utility model has the advantages of easy disassembly and assembly of the steel balls, convenient production and processing, and the like.
Description
Technical Field
The utility model belongs to the technical field of the tool to lock and specifically relates to a steel ball locking padlock is related to.
Background
A steel ball locking padlock is a common padlock, and the installation and limiting structures of steel balls in the existing steel ball locking padlock are as follows: the lock core is provided with a steel ball containing groove which is formed by opening from one side surface of the lock core and transversely extending from the side surface opening, the steel ball is loaded from a lock core groove at the bottom of the lock core and slides into the steel ball containing groove, and meanwhile, in order to prevent the steel ball from sliding out of the steel ball containing groove, a stop block is loaded from the side surface opening of the lock core into the steel ball containing groove. The disadvantages of this structure are: 1) after the lock cylinder is sleeved into the lock shell, two side surfaces of the lock cylinder are exposed out of the lock shell, so that the side opening of the lock cylinder is prevented from being exposed to influence the appearance and the safety, the side opening of the lock cylinder needs to be sealed in a mode of pressing a sealing sheet after being processed and formed in a steel ball containing groove and a stop block is installed in place, and the sealing sheet needs to be subjected to surface polishing, electroplating and other processes after being pressed, so that the processing is very complicated, time and labor are wasted, the production efficiency is influenced, and the labor cost is increased; 2) the steel ball is blind-mounted when sliding into the steel ball containing groove from the lock cylinder groove, and certain requirements are made on the mounting skill of workers, so that the mounting is inconvenient; 3) once the steel balls are worn, if the steel balls are required to be detached for replacement, the difficulty is very high, and therefore the replacement or maintenance of the steel balls is very inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the not enough of above-mentioned prior art, provide a steel ball locking padlock easy and that production and processing is convenient for the dismouting.
The purpose of the utility model is realized through the following technical scheme:
a steel ball locking padlock comprises a lock shell, a lock cylinder, a lock head, a lock cylinder shifting head, first steel balls, second steel balls and a U-shaped lock beam, wherein the lock cylinder is sleeved in the lock shell, the lock head is sleeved in the lock cylinder, the lock cylinder is rotatably arranged in the lock head, the lock cylinder shifting head is connected with the upper end of the lock cylinder, a key hole is formed in the lower end of the lock cylinder, a steel ball containing groove is formed in the upper end of the lock cylinder, the first steel balls are slidably arranged on the left side of the steel ball containing groove, the second steel balls are slidably arranged on the right side of the steel ball containing groove, the lock cylinder shifting head is located in the steel ball containing groove and matched with the first steel balls and the second steel balls, the first steel balls and the second steel balls can slide left and right according to the rotation of the lock cylinder shifting head, a first lock beam through hole and a second lock beam through hole are formed in the upper end of the lock shell, and a first lock beam through hole and a second lock beam The two ends of the U-shaped lock beam respectively penetrate through the first lock beam through hole and the second lock beam through hole to be correspondingly inserted into the first lock beam inserting hole and the second lock beam inserting hole, a first clamping groove and a second clamping groove for the first steel ball and the second steel ball to be correspondingly clamped are respectively arranged on the two ends of the U-shaped lock beam, the steel ball accommodating groove is a groove body with an upward opening, a first stopping portion for stopping the first steel ball from sliding out is arranged at a position, close to the first lock beam inserting hole, in the steel ball accommodating groove, a second stopping portion for stopping the second steel ball from sliding out is arranged at a position, close to the second lock beam inserting hole, in the steel ball accommodating groove, and the U-shaped lock beam further comprises a cover plate which is embedded at an opening position on the steel ball accommodating groove.
Furthermore, a notch for embedding the cover plate is arranged on the top surface of the lock core.
Furthermore, the first lock beam insertion hole and the second lock beam insertion hole are arc-shaped holes larger than 180 degrees, and a first arc-shaped groove matched with the first lock beam insertion hole into a circular shape and a second arc-shaped groove matched with the second lock beam insertion hole into a circular shape are respectively arranged on the left side and the right side of the cover plate.
Furthermore, the first stopping portion is formed by an arc-shaped necking of the left end portion of the steel ball containing groove to the first lock beam inserting hole, and the second stopping portion is formed by an arc-shaped necking of the right end portion of the steel ball containing groove to the second lock beam inserting hole.
Furthermore, the lock cylinder shifting head is provided with two convex parts which are oppositely arranged and two concave parts which are oppositely arranged, when the two convex parts of the lock cylinder shifting head are respectively abutted and contacted with the first steel ball and the second steel ball, the first steel ball and the second steel ball are respectively clamped into a first clamping groove and a second clamping groove on two end arms of the U-shaped lock beam, and when the two concave parts of the lock cylinder shifting head are respectively abutted and contacted with the first steel ball and the second steel ball, the first steel ball and the second steel ball are respectively separated from the first clamping groove and the second clamping groove on the two end arms of the U-shaped lock beam.
Furthermore, the lock shell is of a sleeve body structure with the upper end and the lower end closed and the left side and the right side opened.
Compared with the prior art, the utility model discloses following beneficial effect has:
firstly, the utility model discloses because steel ball on the lock courage holds the groove and is upwards open-ended groove structure, consequently the steel ball can directly be packed into steel ball and holds the inslot, has avoided in the prior art to connect all sorts of troubles that exist when joining from the lock core groove, and is very convenient, has improved the installation effectiveness of steel ball greatly, and the dismantlement of steel ball is also very easy moreover, is favorable to the change or the maintenance of steel ball very much.
Secondly, the utility model discloses a production and processing is very convenient, particularly, the backstop portion of its steel ball appearance groove's cell body itself and cell body both sides can one shot forming, simultaneously, inlay and establish the apron that holds the groove upper shed position at the steel ball and can pack into the lock shell and hide and fix by the lock shell together with the lock courage, so avoided among the prior art because shutoff side opening and the shutoff piece pressure equipment that adopts, processes such as polishing and electroplating to the preparation of lock body has been simplified greatly, be favorable to improving production efficiency and saving cost of labor etc..
Drawings
Fig. 1 is a top exploded view of a steel ball locking padlock of the present invention.
Fig. 2 is a schematic structural view of the middle lock core of the present invention.
Fig. 3 is a schematic structural view of the middle lock cylinder shifting block of the present invention.
Fig. 4 is a schematic bottom exploded view of the steel ball locking padlock of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments shown in the drawings.
As shown in fig. 1 to 4, the steel ball locking padlock of the present embodiment includes a lock case 1, a cylinder 2, a lock head 3, a lock cylinder 4, a lock cylinder driver 5, a first steel ball 6, a second steel ball 7, and a U-shaped lock beam 8. The lock core 2 is sleeved in the lock shell 1, the lock head 3 is sleeved in the lock core 2, the lock core 4 is rotatably arranged in the lock head 3, the lock core shifting head 5 is connected with the upper end of the lock core 4, the lower end of the lock core 4 is provided with a key hole, the upper end of the lock core 2 is provided with a steel ball containing groove 21, the first steel ball 6 is slidably arranged on the left side in the steel ball containing groove 21, the second steel ball 7 is slidably arranged on the right side in the steel ball containing groove 21, the lock core shifting head 5 is positioned in the steel ball containing groove 21 and matched with the first steel ball 6 and the second steel ball 7, and the first steel ball 6 and the second steel ball 7 can slide left and right according to the. The upper end of the lock shell 1 is provided with a first lock beam through hole 11 and a second lock beam through hole 12, the lock core 2 is further provided with a first lock beam insertion hole 22 and a second lock beam insertion hole 23 which are positioned at two sides of the steel ball containing groove 21 and communicated with the steel ball containing groove, two end arms 81 and 82 of the U-shaped lock beam 8 respectively penetrate through the first lock beam through hole 11 and the second lock beam through hole 12 to be correspondingly inserted into the first lock beam insertion hole 22 and the second lock beam insertion hole 23, and two end arms 81 and 82 of the U-shaped lock beam 8 are respectively provided with a first clamping groove 811 and a second clamping groove 821 for correspondingly clamping the first steel ball 6 and the second steel ball 7. The steel ball containing groove 21 is a groove body with an upward opening, a first stopping portion 211 for preventing the first steel ball 6 from sliding out is arranged at a position, close to the first lock beam inserting hole 22, in the steel ball containing groove 21, a second stopping portion 212 for preventing the second steel ball 7 from sliding out is arranged at a position, close to the second lock beam inserting hole 23, in the steel ball containing groove 21, and the steel ball containing groove further comprises a cover plate 9 embedded at the upper opening position of the steel ball containing groove 21.
The top surface of the lock core 2 is provided with a notch 24 for the cover plate 9 to be embedded, so that the top surface of the cover plate 9 is flush with the top surface of the lock core 2 after being embedded, and the cover plate and the lock core 2 can be sleeved into the lock shell 1 together.
The first lock beam insertion hole 22 and the second lock beam insertion hole 23 are both arc-shaped holes larger than 180 degrees, and the left side and the right side of the cover plate 9 are respectively provided with a first arc-shaped groove 91 matched with the first lock beam insertion hole 22 into a circular shape and a second arc-shaped groove 92 matched with the second lock beam insertion hole 23 into a circular shape.
The first stopper 211 is formed by the left end of the ball receiving groove 21 being arc-shaped tapered toward the first lock beam insertion hole 22, and the second stopper 212 is formed by the right end of the ball receiving groove 21 being arc-shaped tapered toward the second lock beam insertion hole 23.
The cylinder plug 5 has two protrusions 51, 52 arranged opposite to each other and two recesses 53, 54 arranged opposite to each other. When the two protrusions 51 and 52 of the lock cylinder shifting block 5 respectively abut against and contact with the first steel ball 6 and the second steel ball 7, the first steel ball 6 and the second steel ball 7 are respectively clamped into the first clamping groove 811 and the second clamping groove 821 on the two end arms 81 and 82 of the U-shaped lock beam 8, and at the moment, the lock beam is in a locking state and cannot be opened upwards. When the two recesses 51 and 52 of the lock cylinder shifting block 5 respectively abut against and contact with the first steel ball 6 and the second steel ball 7, the first steel ball 6 and the second steel ball 7 respectively disengage from the first locking groove 811 and the second locking groove 821 on the two end arms 81 and 82 of the U-shaped lock beam 8, and at this time, the lock beam is in an unlocking state and can be opened upwards.
The lock shell 1 is a sleeve structure with closed upper and lower ends and open left and right sides, so that the cover plate 9 embedded in the opening part of the steel ball containing groove 21 can be installed in the lock shell together with the lock cylinder 2 and hidden and fixed by the lock shell. Of course, in order to ensure that the key can be inserted into the keyhole of the lock cylinder, the lower end of the lock case 1 is correspondingly provided with a key insertion opening.
The quantity of the first steel balls 6 and the second steel balls 7 can be adjusted according to the position of the lock cylinder shifting head 5 in the steel ball containing groove 21, in the embodiment, the lock cylinder shifting head 5 is arranged at the right side of the steel ball containing groove 21 in a deviation mode, so that the number of the first steel balls 6 is two, and the number of the second steel balls 7 is one.
The above mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention can not be limited thereby, and all the simple equivalent changes and modifications made according to the claims and the description of the present invention are still included in the scope of the present invention.
Claims (6)
1. A steel ball locking padlock comprises a lock shell, a lock cylinder, a lock head, a lock cylinder shifting head, first steel balls, second steel balls and a U-shaped lock beam, wherein the lock cylinder is sleeved in the lock shell, the lock head is sleeved in the lock cylinder, the lock cylinder is rotatably arranged in the lock head, the lock cylinder shifting head is connected with the upper end of the lock cylinder, the lower end of the lock cylinder is provided with a key hole, the upper end of the lock cylinder is provided with a steel ball containing groove, the first steel balls are slidably arranged on the left side of the steel ball containing groove, the second steel balls are slidably arranged on the right side of the steel ball containing groove, the lock cylinder shifting head is positioned in the steel ball containing groove and matched with the first steel balls and the second steel balls, the first steel balls and the second steel balls can slide left and right according to the rotation of the lock cylinder shifting head, the upper end of the lock shell is provided with a first lock beam through hole and a second, still be equipped with on the lock courage and be located steel ball appearance groove both sides and first lock beam cartridge hole and second lock beam cartridge hole that communicate with it, the both ends arm of U-shaped lock beam passes respectively first lock beam is perforated with the second lock beam is perforated correspond the cartridge in first lock beam cartridge hole with the second lock beam cartridge is downthehole, be equipped with the confession on the both ends arm of U-shaped lock beam respectively first steel ball with first draw-in groove and second draw-in groove that the second steel ball corresponds the card and goes into, its characterized in that: the steel ball containing groove is a groove body with an upward opening, a first stopping portion used for stopping the first steel ball from sliding out is arranged at a position, close to the first lock beam inserting hole, in the steel ball containing groove, a second stopping portion used for stopping the second steel ball from sliding out is arranged at a position, close to the second lock beam inserting hole, in the steel ball containing groove, and the steel ball containing groove further comprises a cover plate embedded at the upper opening position of the steel ball containing groove.
2. A steel ball locking padlock as claimed in claim 1, wherein: the top surface of the lock core is provided with a notch for the cover plate to be embedded.
3. A steel ball locking padlock as claimed in claim 1, wherein: the first lock beam insertion hole and the second lock beam insertion hole are arc-shaped holes larger than 180 degrees, and a first arc-shaped groove matched with the first lock beam insertion hole into a circular shape and a second arc-shaped groove matched with the second lock beam insertion hole into a circular shape are respectively formed in the left side and the right side of the cover plate.
4. A steel ball locking padlock as claimed in claim 1, wherein: the first stopping part is formed by the arc-shaped necking of the left end part of the steel ball containing groove to the first lock beam inserting hole, and the second stopping part is formed by the arc-shaped necking of the right end part of the steel ball containing groove to the second lock beam inserting hole.
5. A steel ball locking padlock as claimed in claim 1, wherein: the lock cylinder shifting head is provided with two opposite convex parts and two opposite concave parts, when the two convex parts of the lock cylinder shifting head are respectively abutted and contacted with the first steel ball and the second steel ball, the first steel ball and the second steel ball are respectively clamped into a first clamping groove and a second clamping groove on two end arms of the U-shaped lock beam, and when the two concave parts of the lock cylinder shifting head are respectively abutted and contacted with the first steel ball and the second steel ball, the first steel ball and the second steel ball are respectively separated from the first clamping groove and the second clamping groove on the two end arms of the U-shaped lock beam.
6. A steel ball locking padlock as claimed in claim 1, wherein: the lock shell is of a sleeve body structure with the upper end and the lower end closed and the left side and the right side opened.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019207437633 | 2019-05-22 | ||
| CN201920743763 | 2019-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210948096U true CN210948096U (en) | 2020-07-07 |
Family
ID=71381789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921232192.3U Active CN210948096U (en) | 2019-05-22 | 2019-08-01 | Steel ball locking padlock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210948096U (en) |
-
2019
- 2019-08-01 CN CN201921232192.3U patent/CN210948096U/en active Active
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