CN212274745U

CN212274745U - Zero-limiting adjusting screw structure

Info

Publication number: CN212274745U
Application number: CN202020792279.2U
Authority: CN
Inventors: 吴玲林; 苗中华; 白泓立; 顾杨
Original assignee: SAM ELECTRICAL EQUIPMENTS (NANTONG) CO Ltd
Current assignee: SAM ELECTRICAL EQUIPMENTS (NANTONG) CO Ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-01-01
Anticipated expiration: 2030-05-14

Abstract

The utility model provides a zero-limiting adjusting and correcting screw structure, which comprises a base and a rotating part, wherein a top cover is sleeved on the top of the rotating part, the base is provided with an adjusting through hole, a positioning ring is arranged above the base, the inner wall of the positioning ring is provided with an adjusting groove, and a zero-limiting groove is arranged below the adjusting groove; the device is characterized in that a square head screw is arranged in the rotating part, an annular groove is formed in the bottom of the rotating part, a first adjusting assembly and a second adjusting assembly are respectively installed in the annular groove, the first adjusting assembly and the second adjusting assembly are identical in component part, an extrusion hole penetrates through the outer side of the annular groove, and an extrusion assembly is arranged in the extrusion hole; when needing to use, remove the cooperation of zero limit groove and second adjusting part through the extrusion subassembly, make the rotating part can normal rotation timing.

Description

Zero-limiting adjusting screw structure

Technical Field

The utility model belongs to the technical field of the gun sight technique and specifically relates to a zero adjustment screw structure of limit.

Background

The origin of the sighting telescope, or optical sighting device, has been difficult to examine. It is said that, at least in europe of the 16 th century, attempts have been made to secure spectacle lenses in the stock. It is well documented that, prior to the 19 th century, firearms have had telescopic sighting devices available for sighting in low light conditions. The sighting telescope can be divided into a holographic sighting telescope, an inner red and green point sighting telescope and a laser sighting telescope. Aiming scopes developed to date are mainly classified into the following three major categories: telescope type sighting telescope, collimation type sighting telescope, reflection type sighting telescope. Telescopic and reflex scopes are the most popular of these. The two types of sighting telescope are mainly used in daytime and are also called white light sighting, and a night sighting telescope for night sighting is also provided, wherein a night vision device is added on the two types of sighting telescope, and the sighting telescope can be divided into a low-light sighting telescope and an infrared sighting telescope according to the type of the night vision device (the sighting telescope can be divided into an active infrared type and a thermal imaging type).

The sighting telescope adjusting device is a device for adjusting the sighting telescope, plays a very important role in the use of the sighting telescope, and the principle is that the telescopic displacement of a screw is used for calibrating the sighting telescope, and the sighting telescope can be reset to zero when not used generally, but the existing sighting telescope does not have a zero limiting device, so that the adjusting device can be easily rotated and moved by slight collision, the sighting telescope deviates from a zero position, and the sighting telescope is not favorable for storage.

SUMMERY OF THE UTILITY MODEL

The utility model provides a zero adjustment screw structure of limit to current gun sight that proposes in solving above-mentioned background art does not have zero device of limit, adds the collision slightly and just makes adjusting device rotary motion easily, makes the skew zero-bit of gun sight, is unfavorable for the save scheduling problem of gun sight.

The technical scheme of the utility model is realized like this:

a zero-limiting adjusting screw structure comprises a base and a rotating part, wherein a top cover is sleeved on the top of the rotating part, an adjusting through hole is formed in the axis position of the base in a penetrating mode, a positioning ring is arranged above the base and is coaxial with the adjusting through hole, adjusting grooves which are arranged in an annular and equidistant mode are formed in the inner wall of the positioning ring, and a zero-limiting groove is formed below the adjusting grooves;

the rotating part is of a convex structure, a fixing groove is arranged at the axis position of the rotating part, a square head screw is arranged in the fixing groove, the square head screw penetrates through the adjusting through hole, the bottom of the rotating part is provided with an annular groove, the annular groove is coaxial with the square head screw, a first mounting hole and a second mounting hole are arranged on the inner wall of the annular groove close to the square head screw, a first adjusting component and a second adjusting component are respectively arranged in the first mounting hole and the second mounting hole, the components of the first adjusting component and the second adjusting component are the same, and respectively correspond to the adjusting groove and the zero limiting groove, an extrusion hole is arranged on the outer side of the annular groove in a penetrating way, the extrusion hole is communicated with the zero limiting groove, an extrusion assembly is arranged in the extrusion hole, and the extrusion assembly penetrates through the positioning ring.

Preferably, the first adjusting assembly comprises a fixed column, an adjusting block is arranged at the outer end of the fixed column, the adjusting block corresponds to the adjusting groove, a spring is sleeved on the outer side of the fixed column, and the inner diameter of the spring is smaller than the outer diameter of the adjusting block.

Preferably, the extrusion assembly comprises an extrusion rod, the extrusion rod penetrates through the positioning ring, a positioning block is arranged at the outer end of the extrusion rod, and a pull ring is arranged on the outer side of the positioning block.

Preferably, the outer top of the rotating part is provided with a free control scale value.

Preferably, the bottom of the outer side of the top cover is provided with an adjusting scale value, and the adjusting scale value corresponds to the contrast scale value.

Preferably, the top outer side of the top cover is provided with anti-skid grains.

By adopting the technical scheme, the beneficial effects of the utility model are that:

the device locks and fixes the rotating part through the matching of the zero limiting groove and the second adjusting component, so that the device cannot rotate after being reset to zero, and the preservation of the sighting telescope is facilitated; when needing to use, remove the cooperation of zero limit groove and second adjusting part through the extrusion subassembly, make the rotating part can normal rotation timing.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is an enlarged view of a portion of the area A of FIG. 2;

fig. 4 is a front sectional view of the base of the present invention;

fig. 5 is a front sectional view of the rotary part of the present invention;

fig. 6 is a schematic structural view of the extrusion assembly of the present invention.

Wherein:

1. a base; 101. a positioning ring; 2. a rotating part; 201. fixing grooves; 202. an annular groove; 203. a first mounting hole; 204. a second mounting hole; 205. a plugging block; 206. extruding the hole; 3. a lag screw; 4. a first adjustment assembly; 401. a spring; 402. an adjusting block; 403. fixing a column; 5. an extrusion assembly; 501. an extrusion stem; 502. positioning blocks; 503. a pull ring; 6. a top cover; 7. a second adjustment assembly; 8. adjusting the through hole; 9. an adjustment groove; 10. a zero-limiting groove; 11. adjusting the scale value; 12. anti-skid lines; 13. and (5) comparing the scale value.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-6, a zero-limiting adjusting screw structure comprises a base 1 and a rotating part 2, wherein a top cover 6 is sleeved on the top of the rotating part 2, an adjusting through hole 8 is formed in the axial position of the base 1 in a penetrating manner, a positioning ring 101 is arranged above the base 1, the positioning ring 101 is coaxial with the adjusting through hole 8, adjusting grooves 9 which are arranged in an annular and equidistant manner are formed in the inner wall of the positioning ring 101, a zero-limiting groove 10 is arranged below the adjusting grooves 9, the groove depth of the zero-limiting groove 10 is larger than that of the adjusting grooves 9, and a second adjusting assembly 7 cannot be rotated out of the zero-limiting groove 10 only by the rotation of the rotating part 2;

the rotating part 2 is of a convex structure, a fixing groove 201 is formed in the axis position of the rotating part 2, a square head screw 3 is arranged in the fixing groove 201, the square head screw 3 penetrates through an adjusting through hole 8, an annular groove 202 is formed in the bottom of the rotating part 2, the annular groove 202 is coaxial with the square head screw 3, a first mounting hole 203 and a second mounting hole 204 are formed in the annular groove 202 and close to the inner wall of the square head screw 3, a first adjusting assembly 4 and a second adjusting assembly 7 are respectively mounted in the first mounting hole 203 and the second mounting hole 204, the first adjusting assembly 4 and the second adjusting assembly 7 are the same in component parts and respectively correspond to the adjusting groove 9 and the zero limiting groove 10, preferably, a blocking block 205 is arranged at the inner ends of the first mounting hole 203 and the second mounting hole 204, so that the first adjusting assembly 4 and the second adjusting assembly 7 are respectively mounted in the first mounting hole 203 and the second mounting hole 204, an extrusion hole 206 is formed in the outer side of the annular groove 202 in a penetrating mode, the extrusion hole 206 is communicated with the zero limit groove 10, an extrusion assembly 5 is arranged in the extrusion hole 206, and the extrusion assembly 5 penetrates through the positioning ring 101.

Specifically, the first adjusting assembly 4 comprises a fixing column 403, an adjusting block 402 is arranged at the outer end of the fixing column 403, the adjusting block 402 corresponds to the adjusting groove 9, a spring 401 is sleeved outside the fixing column 403, and the inner diameter of the spring 401 is smaller than the outer diameter of the adjusting block 402; so set up, outwards extrude regulating block 402 through spring 401, make regulating block 402 and adjustment tank 9 closely cooperate, under the effect of no external force, carry on spacing fixedly to first adjusting part 4 through adjustment tank 9, when using, rotate rotating part 2 to overcome spring 401's elasticity, make rotating part 2 drive first adjusting part 4 at the 9 internal rotations of adjustment tank of difference, reach the purpose of gun sight timing.

Specifically, the extrusion assembly 5 comprises an extrusion rod 501, the extrusion rod 501 penetrates through the positioning ring 101, a positioning block 502 is arranged at the outer end of the extrusion rod 501, and a pull ring 503 is arranged outside the positioning block 502; so set up, return to zero when the gun sight, zero groove 10 is just aimed at to second adjusting part 7, and the effect through spring 401, stretch out zero groove 10 inside with regulating block 402 in the second adjusting part 7, because the groove depth size of zero groove 10 is greater than the groove depth size of regulating groove 9, and only rely on the rotation of rotating part 2, can't rotate out second adjusting part 7 from zero groove 10, play spacing fixed effect, avoid rotating part 2 to rotate because of colliding with, when using, inwards press extrusion stem 501, inwards push up regulating block 402 through extrusion stem 501, and overcome spring 401's elasticity, inside the ejecting zero groove 10 of regulating block 402, make rotating part 2 can normal rotation timing.

Specifically, the top of the outer side of the rotating part 2 is provided with a free comparison scale value 13, the bottom of the outer side of the top cover 6 is provided with an adjustment scale value 11, and the adjustment scale value 11 corresponds to the comparison scale value 13; with this arrangement, the amount of alignment of the scope can be clearly indicated by the mutual comparison of the alignment scale value 11 and the comparison scale value 13.

Specifically, the top outside of the top cover 6 is provided with the anti-slip pattern 12, and the rotation adjustment of the rotating part 2 is facilitated through the anti-slip pattern 12.

The working principle is as follows:

when the sighting telescope returns zero, the second adjusting component 7 just aims at the zero limit groove 10, and through the effect of spring 401, stretch out the regulating block 402 in the second adjusting component 7 inside the zero limit groove 10, because the groove depth size of zero limit groove 10 is greater than the groove depth size of regulating groove 9, and only rely on the rotation of rotating part 2, can't rotate out the second adjusting component 7 from the zero limit groove 10, play spacing fixed effect, avoid rotating part 2 to rotate because of colliding with, when using, inwards press extrusion stem 501, inwards push up regulating block 402 through extrusion stem 501, and overcome the elasticity of spring 401, push up the inside zero limit groove 10 of regulating block 402, make rotating part 2 can normally rotate the timing.

The device locks and fixes the rotating part 2 through the matching of the zero limiting groove 10 and the second adjusting component 7, so that the device cannot rotate after being reset to zero, and the preservation of the sighting telescope is facilitated; when the rotary part adjusting mechanism needs to be used, the zero limiting groove 10 and the second adjusting component 7 are matched through the extrusion component 5, so that the rotary part 2 can be normally rotated and adjusted.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a zero adjustment screw structure which characterized in that: the device comprises a base (1) and a rotating part (2), wherein a top cover (6) is sleeved on the top of the rotating part (2), an adjusting through hole (8) is formed in the axis position of the base (1) in a penetrating mode, a positioning ring (101) is arranged above the base (1), the positioning ring (101) is coaxial with the adjusting through hole (8), adjusting grooves (9) which are arranged in an annular and equidistant mode are formed in the inner wall of the positioning ring (101), and a zero limiting groove (10) is formed below the adjusting grooves (9);

the rotating part (2) is of a convex structure, a fixing groove (201) is formed in the axis position of the rotating part (2), a square head screw (3) is arranged in the fixing groove (201), the square head screw (3) penetrates through the adjusting through hole (8), an annular groove (202) is formed in the bottom of the rotating part (2), the annular groove (202) is coaxial with the square head screw (3), a first mounting hole (203) and a second mounting hole (204) are formed in the inner wall, close to the square head screw (3), of the annular groove (202), a first adjusting assembly (4) and a second adjusting assembly (7) are respectively mounted in the first mounting hole (203) and the second mounting hole (204), the first adjusting assembly (4) and the second adjusting assembly (7) are identical in component parts and respectively correspond to the adjusting groove (9) and the zero limiting groove (10), the outer side of the annular groove (202) is provided with an extrusion hole (206) in a penetrating mode, the extrusion hole (206) is communicated with the zero limiting groove (10), an extrusion assembly (5) is arranged in the extrusion hole (206), and the extrusion assembly (5) penetrates through the positioning ring (101).

2. The zero adjustment screw structure according to claim 1, wherein: the first adjusting assembly (4) comprises a fixing column (403), an adjusting block (402) is arranged at the outer end of the fixing column (403), the adjusting block (402) corresponds to the adjusting groove (9), a spring (401) is sleeved on the outer side of the fixing column (403), and the inner diameter of the spring (401) is smaller than the outer diameter of the adjusting block (402).

3. The zero adjustment screw structure according to claim 1, wherein: the extrusion assembly (5) comprises an extrusion rod (501), the extrusion rod (501) penetrates through the positioning ring (101), a positioning block (502) is arranged at the outer end of the extrusion rod (501), and a pull ring (503) is arranged on the outer side of the positioning block (502).

4. The zero adjustment screw structure according to claim 1, wherein: the top of the outer side of the rotating part (2) is provided with a free contrast scale value (13).

5. The zero adjustment screw structure according to claim 4, wherein: the bottom of the outer side of the top cover (6) is provided with an adjusting scale value (11), and the adjusting scale value (11) corresponds to the contrast scale value (13).

6. The zero adjustment screw structure according to claim 1, wherein: and anti-skid grains (12) are arranged on the outer side of the top cover (6).