CN212958087U - Adjustable spring bolt structure and lock body thereof - Google Patents
Adjustable spring bolt structure and lock body thereof Download PDFInfo
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- CN212958087U CN212958087U CN202021461802.XU CN202021461802U CN212958087U CN 212958087 U CN212958087 U CN 212958087U CN 202021461802 U CN202021461802 U CN 202021461802U CN 212958087 U CN212958087 U CN 212958087U
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Abstract
The utility model discloses an adjustable spring bolt structure and a lock body thereof, comprising a spring bolt and a lock rod, wherein the lock rod comprises a lock rod main body, one end part of the lock rod main body is connected with the spring bolt by screw thread, and the other end part is provided with a lock rod head; one end part of the lock rod main body, which is close to the lock rod head, is provided with a limiting part, and the end part is also sleeved with a top plate and a compression spring, one end part of the compression spring is abutted against the lock rod head, the other end part of the compression spring is abutted against the top plate, and the top plate is pressed on the limiting part, so that when the lock rod rotates relative to the top plate, the friction force generated between the top plate and the limiting part of the lock rod needs to be overcome; therefore, the locking of the position between the lock rod and the lock tongue is realized, the structure is more stable and firm, and the position of the lock tongue cannot move automatically; when the position of the lock tongue needs to be adjusted for the second time, the lock rod only needs to be rotated forcibly to overcome the friction force between the top plate and the limiting part, so that the lock rod is rotated to realize the adjustment of the position between the lock rod and the lock tongue; the adjustment is convenient and simple, and saves labor.
Description
Technical Field
The utility model relates to a tool to lock technical field, more specifically says, it relates to an adjustable spring bolt structure and lock body thereof.
Background
Because the size of the gap between each door and the doorframe is different, in order to better match the lock tongue on the lock body with the buckle box on the doorframe, the length of the lock tongue extending out of the lock body is adjusted according to the specific gap between the installed door and the doorframe by fixing the lock tongue on the lock rod after the lock body is installed on the door generally; then the position between the lock tongue and the lock rod is fixed, so that the situation that the position of the lock tongue is changed due to the fact that the lock rod rotates automatically is avoided; the existing fixing method comprises the following steps: the adjusted lock tongue is stuck on the lock rod through glue for fixing; but the glue is easy to fall off after being used for a long time, and the lock tongue cannot be stably fixed on the lock rod for a long time, so that the problem of stable structure exists.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide an adjustable spring bolt structure and lock body thereof.
In order to achieve the above purpose, the utility model provides a following technical scheme:
an adjustable bolt structure comprises a bolt and a lock rod, wherein the lock rod comprises a lock rod main body, one end part of the lock rod main body is in threaded connection with the bolt, and the other end part of the lock rod main body is provided with a lock rod head;
one end part of the lock rod main body close to the lock rod head is provided with a limiting part, and the end part is also sleeved with a top plate and a compression spring,
one end of the compression spring is abutted against the lock rod head, the other end of the compression spring is abutted against the top plate, and the top plate is pressed on the limiting part, so that when the lock rod rotates relative to the top plate, the friction force generated between the top plate and the limiting part of the lock rod needs to be overcome.
The utility model discloses further set up: the limiting part is at least one pair of limiting salient points which are oppositely arranged on the lock rod.
The utility model discloses further set up: the top plate is in a regular polygon shape.
The utility model discloses further set up: the lock bolt is provided with a threaded through hole, and the end of the lock rod connected with the lock bolt is provided with an external thread matched with the threaded through hole.
The utility model discloses further set up: the end of the lock rod penetrates through the threaded through hole and is provided with a straight bearing hole matched with the straight screwdriver.
The utility model discloses further set up: the lock rod head is provided with a cross bearing hole matched with the cross screwdriver.
The utility model provides another scheme: a lock body comprises a lock shell; the lock shell comprises the adjustable bolt structure, the lock rod is arranged in the lock shell, one end of the bolt is connected with the lock rod in the lock shell, and the other end of the bolt extends out of the lock shell.
The utility model discloses further set up: the rear side of the lock shell is provided with a small hole opposite to the lock rod head, wherein an adjusting tool penetrates into the lock shell from the small hole to be matched with the cross-shaped bearing hole on the lock rod head.
The utility model discloses beneficial effect: the adjustable bolt structure is arranged in the lock body, the top plate is clamped in the lock body, so that the top plate cannot rotate on the lock body by itself, and the compression spring is sleeved on the lock rod, so that the top plate is always abutted against the limiting part, and the pressing force between the top plate and the limiting part is increased; the rotation of the lock rod needs to overcome the friction force generated between the top plate and the limiting part to prevent the lock rod from rotating automatically, so that the locking of the position between the lock rod and the lock tongue is realized, the structure is more stable and firm, and the position of the lock tongue cannot move automatically; when the position of the lock tongue needs to be adjusted, the lock rod can still rotate only by forcibly rotating the lock rod to overcome the friction force between the top plate and the limiting part, so that the lock tongue moves outwards or inwards for a certain distance, and the adjustment of the position between the lock rod and the lock tongue is realized; in addition, the rear side of the lock shell of the lock body is provided with a small hole, and a screwdriver can penetrate into the lock body from the small hole at the rear side of the lock shell to be matched with the cross-shaped bearing hole of the lock rod head; the lock rod can also rotate, so that the relative position of the lock rod and the lock tongue can be adjusted more simply, conveniently and labor-saving; the structure ensures that the position of the lock tongue is convenient and simple to adjust, saves labor, and simultaneously the lock rod has a self-locking function, so that the lock rod can be prevented from rotating by itself, and the position of the lock tongue is more stable and reliable to adjust.
Drawings
Fig. 1 is a schematic structural view of an adjustable bolt structure and a lock body thereof;
fig. 2 is a schematic structural view of the adjustable spring bolt structure and the spring bolt and lock rod matching structure of the lock body of the present invention;
fig. 3 is a first schematic structural diagram of an adjustable bolt structure and a lock rod of a lock body thereof according to the present invention;
fig. 4 is a schematic structural diagram of a second adjustable bolt structure and a lock rod of a lock body thereof;
description of reference numerals: 1. a lock case; 11. a small hole; 2. a latch bolt; 3. a lock lever; 31. an external thread; 32. a limiting part; 33. a top plate; 34. a compression spring; 35. a straight bearing hole; 36. a cross-shaped bearing hole; 37. a lock rod head; 38. a locking bar body.
Detailed Description
The embodiments of the adjustable latch bolt structure and the lock body thereof according to the present invention will be described in further detail with reference to fig. 1 to 4.
Example 1: an adjustable bolt structure comprises a bolt 2 and a lock rod 3, wherein the lock rod 3 comprises a lock rod main body 38, one end part of the lock rod main body 38 is in threaded connection with the bolt 2, and the other end part is provided with a lock rod head 37;
one end part of the lock rod main body 38 close to the lock rod head 37 is provided with a limiting part 32, the end part is also sleeved with a top plate 33 and a compression spring 34, one end part of the compression spring 34 is abutted against the lock rod head 37, the other end part of the compression spring is abutted against the top plate 33, the top plate 33 is pressed on the limiting part 32, and when the lock rod 3 rotates relative to the top plate 33, the friction force generated between the top plate 33 and the limiting part 32 of the lock rod 3 needs to be overcome;
the adjustable bolt 2 structure is arranged in the lock body, the top plate 33 is clamped in the lock body, so that the top plate 33 cannot rotate on the lock body, and the compression spring 34 sleeved on the lock rod 3 enables the top plate 33 to be always abutted against the limiting part 32, so that the pressing force between the top plate and the limiting part is increased; the rotation of the lock rod 3 needs to overcome the friction force generated between the top plate 33 and the limiting part 32 to prevent the lock rod 3 from rotating automatically, so that the locking of the position between the lock rod 3 and the lock tongue 2 is realized, the structure is more stable and firm, and the position of the lock tongue 2 cannot move automatically; the problem of current fixing method exist insecure is solved.
When the position of the lock bolt 2 needs to be adjusted, the lock rod 3 only needs to be rotated forcibly to overcome the friction force between the top plate 33 and the limiting part 32, and the lock rod 3 can still be rotated, so that the lock bolt 2 moves outwards or inwards for a certain distance, and the adjustment of the position between the lock rod 3 and the lock bolt 2 is realized; this structure makes 2 position control of spring bolt convenient simple to it is laborsaving, and locking lever 3 has self-locking function simultaneously, can avoid locking lever 3 to rotate by oneself, makes 2 position control of spring bolt more reliable and more stable.
The limiting part 32 is at least one pair of limiting salient points oppositely arranged on the lock rod 3, and increases the friction force between the lock rod 3 and the top plate 33, so that the lock tongue 2 can be better locked at the position on the lock rod 3, and the structure is stable and firm.
The top plate 33 is in a regular polygon shape, so that the top plate 33 in the regular polygon shape is better clamped in the lock shell 1, when the lock rod 3 is rotated, the top plate 33 is prevented from rotating along with the lock rod 3, and the friction force between the top plate 33 and the limiting part 32 prevents the lock rod 3 from rotating; the bolt 2 can not move relative to the lock rod 3 under the normal use state.
Wherein a threaded through hole is arranged on the bolt 2, and an external thread 31 matched with the threaded through hole is arranged at one end of the lock rod 3 connected with the bolt 2.
The end of the lock rod 3 penetrates through the threaded through hole and is provided with a straight bearing hole 35 matched with a straight screwdriver; the position of the bolt 2 can be adjusted from the front end of the bolt 2 through the straight screwdriver, and the screwdriver is convenient, flexible and labor-saving to use.
The lock rod head 37 is provided with a cross-shaped bearing hole 36 matched with the cross screwdriver, and the position of the lock bolt 2 can be adjusted by matching the cross screwdriver with the cross-shaped bearing hole 36 on the lock rod head 37.
The rear side of the lock shell 1 is provided with a small hole 11 opposite to the lock rod head, and an adjusting tool penetrates into the lock shell 1 from the small hole 11 to be matched with a cross-shaped bearing hole 36 on the lock rod head 3; when the position of the bolt 2 needs to be adjusted, a cross screwdriver can penetrate into the lock body from the small hole 11 at the rear side of the lock shell 1 to be matched with the cross bearing hole 36 of the lock rod head 37; the locking rod 3 can be rotated, so that the relative position of the locking rod 3 and the bolt 2 can be adjusted more simply, conveniently and labor-saving.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides an adjustable spring bolt structure, includes spring bolt and locking lever, characterized by: the lock rod comprises a lock rod main body, one end part of the lock rod main body is in threaded connection with the lock tongue, and the other end part of the lock rod main body is provided with a lock rod head;
one end part of the lock rod main body close to the lock rod head is provided with a limiting part, and the end part is also sleeved with a top plate and a compression spring,
one end of the compression spring is abutted against the lock rod head, the other end of the compression spring is abutted against the top plate, and the top plate is pressed on the limiting part, so that when the lock rod rotates relative to the top plate, the friction force generated between the top plate and the limiting part of the lock rod needs to be overcome.
2. The adjustable deadbolt structure of claim 1, wherein: the limiting part is at least one pair of limiting salient points which are oppositely arranged on the lock rod.
3. An adjustable bolt structure according to claim 1 or 2, characterised in that: the top plate is in a regular polygon shape.
4. The adjustable deadbolt structure of claim 1, wherein: the lock bolt is provided with a threaded through hole, and the end of the lock rod connected with the lock bolt is provided with an external thread matched with the threaded through hole.
5. An adjustable bolt structure according to claim 4, wherein: the end of the lock rod penetrates through the threaded through hole and is provided with a straight bearing hole matched with the straight screwdriver.
6. An adjustable bolt structure according to claim 5, wherein: the lock rod head is provided with a cross bearing hole matched with the cross screwdriver.
7. A lock body comprises a lock shell; the method is characterized in that: the lock shell comprises an adjustable bolt structure as claimed in any one of claims 1 to 5, wherein the lock rod is arranged in the lock shell, one end of the bolt is connected with the lock rod in the lock shell, and the other end of the bolt extends out of the lock shell.
8. A lock body according to claim 7, wherein: the rear side of the lock shell is provided with a small hole opposite to the lock rod head, wherein an adjusting tool penetrates into the lock shell from the small hole to be matched with the cross-shaped bearing hole on the lock rod head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021461802.XU CN212958087U (en) | 2020-07-22 | 2020-07-22 | Adjustable spring bolt structure and lock body thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021461802.XU CN212958087U (en) | 2020-07-22 | 2020-07-22 | Adjustable spring bolt structure and lock body thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212958087U true CN212958087U (en) | 2021-04-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021461802.XU Active CN212958087U (en) | 2020-07-22 | 2020-07-22 | Adjustable spring bolt structure and lock body thereof |
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| Country | Link |
|---|---|
| CN (1) | CN212958087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113731721A (en) * | 2021-10-11 | 2021-12-03 | 富乐压铸(太仓)有限公司 | Processing equipment for nano coating |
-
2020
- 2020-07-22 CN CN202021461802.XU patent/CN212958087U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113731721A (en) * | 2021-10-11 | 2021-12-03 | 富乐压铸(太仓)有限公司 | Processing equipment for nano coating |
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