CN211666457U

CN211666457U - Key with a key body

Info

Publication number: CN211666457U
Application number: CN202020028301.6U
Authority: CN
Inventors: 吴琅先
Original assignee: Yiwu Sumin Lock Industry Co ltd
Current assignee: Yiwu Sumin Lock Industry Co ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-10-13
Anticipated expiration: 2030-01-08

Abstract

The utility model discloses a key aims at solving the easy scraping of sawtooth on the key pole to other objects, causes the problem of damage to other objects. The key points of the technical scheme are as follows: the utility model provides a key, includes key handle and key pole, is provided with the cavity in the key handle, is provided with logical groove on the key handle, is provided with the conflict ring in the cavity, is provided with the installation piece on the conflict ring, is provided with miniature electric putter in the installation piece, sets up the through-hole on the installation piece, is provided with the conflict piece on the key pole, is provided with reset spring between the inner wall of conflict piece and cavity, is provided with the rolling disc in the conflict ring, is provided with the connecting rod between rolling disc and the conflict ring, the rolling disc rotates with the inner wall of cavity to be connected. The utility model discloses a key can be when not using with key pole income key handle in, prevent that key pole from scraping other article, also can play a guard action to key pole.

Description

Key with a key body

Technical Field

The utility model relates to a key field, more specifically says that it relates to a key.

Background

The key is a common unlocking tool in people's life, and the material of making the key mainly is copper, zinc, aluminium, iron and other metals, and the invention of key is later than the lock, has appeared in ancient Egypt 4000 years ago, and the key is of a lot of kinds, has ordinary key, intelligent key, remote control key, electronic key etc.. In order to match with a lock, the unlocking section of most of the existing keys is serrated, and the serrations can easily scrape objects placed together with the existing keys and damage other objects.

In order to solve the problems, the chinese patent publication CN207048486U discloses a foldable key with a limiting function, which comprises a key handle and a key rod, wherein the key handle is in a strip shape, and the key handle is provided with an accommodating groove; one end of the key rod is hinged to one end of the key handle, the key rod can be unfolded and folded relative to the key handle, and the accommodating groove is used for accommodating the key rod when the key rod is folded; the key rod is hinged to the key handle, the rotating part is arranged on the key handle, the constraint block is arranged above the rotating part, and when the key rod is in a fully unfolded state relative to the key handle, the constraint block is in interference fit with the rotating part to keep the key rod unfolded relative to the key rod in a natural state.

The key lever (unlocking portion) of the above-described aspect can be housed in the key handle, so that the key lever is protected, and scraping of articles placed together by the key lever having a sharp portion is also avoided.

Simultaneously the utility model provides a new scheme solves this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a not enough to prior art exists, the utility model aims to provide a key through set up the miniature electric putter that is used for releasing the key pole in the key handle, releases it when realizing using the key, takes the key handle with its withdrawal after the use is accomplished, reaches the purpose that prevents that the key can scrape other article when depositing.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a key, includes the key lever that key handle and a plurality of array distribute, be provided with the cavity in the key handle, be provided with the logical groove that supplies the key lever to stretch out on the key handle, be provided with the conflict ring in the cavity, be provided with the installation piece on the conflict ring, be provided with miniature electric putter in the installation piece, be provided with the through-hole that supplies miniature electric putter to stretch out on the installation piece, be provided with the conflict piece on the key lever, the surface and the conflict ring laminating of conflict piece, be provided with reset spring between the inner wall of conflict piece and cavity, be provided with the rolling disc in the conflict ring, be provided with the connecting rod between rolling disc and the conflict ring, the rolling disc rotates with the inner wall of cavity and is connected.

By adopting the technical scheme, under normal conditions, the key rod can be contracted in the cavity, the contact block can be abutted against the surface of the contact ring at the moment, the reset spring is in an extended state, when one key is pushed out for use, the rotating disc is rotated, the rotating disc can drive the contact ring to rotate through the connecting rod, the mounting block on the contact ring is aligned with the contact block on the key rod to be pushed out, then the miniature electric push rod is started, the miniature electric push rod can extend out of the through hole, then the contact block abutted against the miniature electric push rod is outwards pushed out, the contact block can drive the key rod to be outwards pushed out, the key rod to be used can extend out of the cavity through the through groove, then the miniature electric push rod can be used, after the use is finished, the miniature electric push rod is retracted into the mounting block, and the contact block can rebound through the elasticity of the reset spring after the thrust of the miniature electric push rod is not generated, the key pole will be along with contradict the piece and withdraw to the cavity, when using other key poles, continue to change to touch the ring, will install the piece and aim at the key pole that needs use can, just so can prevent it to scrape other article when not using the key, in order to prolong the life of touching the piece, contradict the piece and adopt the brass alloy to make, the weight percent of brass alloy component is: 45.0-95.0% of copper, 0.01-0.25% of magnesium, 0.03-0.85% of iron, 0.01-0.9% of silicon, 0.01-2.1% of nickel and the balance of zinc, and has high corrosion resistance.

The utility model discloses further set up to: the improved key comprises a cavity and is characterized in that a grooved wheel mechanism is arranged in the cavity and comprises grooved wheels and a driving plate, a plurality of notches distributed in an array are formed in the grooved wheels, round pins used for being inserted into the notches are arranged on the driving plate, the grooved wheels and the driving plate are rotatably connected with the inner wall of the cavity, the grooved wheels are fixedly connected with a rotating plate, a driving rod is arranged on the driving plate, an opening used for the driving rod to stretch out is formed in the key handle, and a knob is arranged at one end, stretching out of the key handle, of the driving rod.

By adopting the technical scheme, when the touch ring is rotated, the knob is held to rotate, the knob can drive the driving plate to rotate, the round pin on the driving plate can rotate into the groove opening on the grooved wheel, the number of the groove openings is consistent with the number of the key rods in the key handle, after the round pin rotates into the groove opening, the groove wheel can be driven to rotate by the rotation of the driving plate, the grooved wheel can be driven to rotate after the groove wheel rotates, the rotating disc can drive the touch ring to rotate, when the mounting block on the touch ring just rotates to the position corresponding to the next key rod, the round pin can rotate out of the groove opening, the grooved wheel can stop rotating, if the mounting block is required to continue to rotate, the driving plate continues to rotate, the round pin on the driving plate can rotate into the groove opening again to drive the grooved wheel to rotate for a certain angle, so that the mounting block corresponds to the next key rod, and each rotation of the touch ring can always keep the, the positions of the mounting block and the contact block can be more accurately corresponded.

The utility model discloses further set up to: the grooved wheel is provided with an inner concave arc, the driving plate is provided with a locking block, and the locking block is provided with an outer convex arc matched with the inner concave arc.

Through adopting above-mentioned technical scheme, when the round pin rotated out from the notch, the evagination circular arc on the locking piece can block the indent arc, when the round pin rotated into the notch again, the evagination circular arc just in time can loosen the indent arc, made sheave and driver plate more stable at pivoted in-process structure.

The utility model discloses further set up to: an observation channel is arranged on the key handle, a transparent baffle is arranged on the observation channel, and the observation channel corresponds to the position of the contact ring.

Through adopting above-mentioned technical scheme, the condition of key handle inside can be seen to the observation passageway, can see installation piece pivoted position through the observation passageway, and transparent baffle can prevent under the condition that does not influence the observation that the foreign matter from falling into in the cavity.

The utility model discloses further set up to: the key handle is provided with a hanging rope detachably connected with the key handle.

Through adopting above-mentioned technical scheme, hang the rope and can make key handle hang in the waist of trousers or other positions, make the carrying of key more convenient.

The utility model discloses further set up to: the contact ring is provided with a plurality of universal balls distributed in an array mode, and the universal balls are attached to the surface of the contact block.

Through adopting above-mentioned technical scheme, at the rotatory in-process of conflict ring, universal ball can be followed the surface roll of conflict piece, reduces the friction between conflict piece and the conflict ring, makes the rotation of conflict ring more smooth and easy.

The utility model discloses further set up to: and the knob is provided with an anti-slip pad.

Through adopting above-mentioned technical scheme, the slipmat can increase the friction between hand and the knob, prevents to skid at the in-process of rotating the knob.

The utility model discloses further set up to: the key handle is provided with a switch, and the switch is connected with the miniature electric push rod.

By adopting the technical scheme, the miniature electric push rod connected with the miniature electric push rod can be started by pressing the switch, so that the miniature electric push rod is more convenient to use.

To sum up, the utility model discloses following beneficial effect has:

firstly, when one key is pushed out for use, the installation block on the interference ring can be aligned to the interference block on the key rod to be pushed out by rotating the rotating disc, then the miniature electric push rod is started, the miniature electric push rod can push the abutting block outwards, the abutting block can drive the key rod to be pushed outwards, the key rod to be used can extend out from the cavity through the through groove, the miniature electric push rod can be used, after the miniature electric push rod is used, the miniature electric push rod is retracted into the mounting block, the abutting block can rebound to the original position through the elastic force of the reset spring after the abutting block does not have the pushing force of the miniature electric push rod, the key rod can retract into the cavity along with the abutting block, when other key rods are used, the abutting ring is continuously rotated, and the mounting block is aligned to the key rod to be used, therefore, the key can be prevented from scraping other objects when the key is not used, and the key handle can also play a role in protecting the key rod;

secondly, when the touch ring is rotated, the drive plate is rotated, the round pin on the drive plate can rotate into the groove opening to drive the grooved wheel to rotate for a certain angle, so that the installation block corresponds to the next key rod, the same angle can be always kept when the touch ring rotates every time, and the positions of the installation block and the touch block can be more accurately corresponded;

and thirdly, when the round pin is rotated out of the notch, the convex arc on the locking block can clamp the concave arc, and when the round pin is rotated into the notch again, the convex arc just can loosen the concave arc, so that the grooved wheel and the driving plate are more stable in the structure in the rotating process.

Drawings

Fig. 1 is a schematic view of the key lever of the present invention retracted in the key handle, showing the configuration of the key lever retracted in the key handle;

fig. 2 is a schematic structural view of the key lever of the present invention when it is extended from the key handle, showing the structure of the key lever when it is extended from the key handle;

FIG. 3 is an enlarged view of part A of FIG. 1 showing the positional relationship of the ball gimbal;

fig. 4 is a schematic structural diagram of the sheave mechanism of the present invention, showing structural features of the sheave mechanism.

In the figure: 1. a key handle; 2. a key lever; 3. a cavity; 4. a contact ring; 5. mounting blocks; 6. a miniature electric push rod; 7. a contact block; 8. a return spring; 9. rotating the disc; 10. a connecting rod; 11. a sheave mechanism; 12. a grooved wheel; 13. a dial; 14. a notch; 15. a round pin; 16. driving the rod; 17. a knob; 18. a locking block; 19. an inner concave arc; 20. a convex arc; 21. and a ball transfer unit.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "set/connected", "connected", and the like are to be interpreted broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in detail with reference to the accompanying drawings and examples.

A key comprises a key handle 1 and a plurality of key rods 2 distributed in an array, preferably eight key rods 2 are arranged, the arrangement angle between the key rods 2 is kept consistent, a hanging rope detachably connected with the key handle 1 is arranged on the key handle 1, a cavity 3 is formed in the key handle 1, a through groove for the key rods 2 to extend out is formed in the key handle 1, a touch ring 4 is arranged in the cavity 3, an installation block 5 fixed with the touch ring 4 in a welding mode is arranged on the touch ring 4, one side, close to the through groove, of the installation block 5 is arc-shaped and consistent with the outer wall shape of the touch ring 4, a plurality of universal balls 21 distributed in an array are arranged on the touch ring 4, the universal balls 21 are attached to the surface of the touch block 7, a micro electric push rod 6 is arranged in the installation block 5, a through hole for the micro electric push rod 6 to extend out is formed in the installation block 5, a switch is, switch is connected with miniature electric putter 6, be equipped with on the key rod 2 rather than welded fastening's conflict piece 7, when the shrink of key rod 2 is in cavity 3, the laminating of conflict piece 7's surface and conflict ring 4, be the cambered surface to the indent, be equipped with reset spring 8 between the inner wall of conflict piece 7 and cavity 3, reset spring 8's both ends respectively with conflict piece 7 and cavity 3's inner wall welded fastening, be equipped with rolling disc 9 in the conflict ring 4, be equipped with connecting rod 10 between rolling disc 9 and the conflict ring 4, the both ends of connecting rod 10 respectively with rolling disc 9 and conflict ring 4 welded fastening, the observation passageway has been seted up on the key handle 1, be equipped with rather than the transparent baffle who bonds fixedly through the binding material on the observation passageway, observe the correspondence of passageway and conflict ring 4's position.

The grooved pulley mechanism 11 is arranged in the cavity 3, the grooved pulley mechanism 11 comprises grooved pulleys 12 and a drive plate 13, a plurality of notches 14 distributed in an array mode are formed in the grooved pulleys 12, the number and the arrangement angle of the notches 14 are all consistent with those of the key rod 2, round pins 15 used for being inserted into the notches 14 are arranged on the drive plate 13, the round pins 15 and the drive plate 13 are integrally formed, the grooved pulleys 12 and the drive plate 13 are rotatably connected with the inner wall of the cavity 3 through rotating shafts, the grooved pulleys 12 and the drive plate 9 are welded and fixed, a driving rod 16 welded and fixed with the driving rod 13 is arranged on the drive plate 13, an opening for enabling the driving rod 16 to extend out is formed in the key handle 1, a knob 17 welded and fixed with the driving rod 16 is arranged at one end of the driving rod 16 extending out of the key handle 1, an anti-slip pad is sleeved on the knob 17, an inner concave arc 19.

Under normal conditions, the key rod 2 can be contracted in the cavity 3, the abutting block 7 can abut against the surface of the abutting ring 4 at the moment, the return spring 8 is in an expanded state, when one key is pushed out for use, the knob 17 is held to rotate, the knob 17 can drive the driving plate 13 to rotate, the round pin 15 on the driving plate 13 can rotate into the notch 14 on the grooved wheel 12, after the round pin 15 rotates into the notch 14, the rotation of the driving plate 13 can drive the grooved wheel 12 to rotate, the grooved wheel 12 can drive the rotating disc 9 to rotate, the rotating disc 9 can drive the abutting ring 4 to rotate through the connecting rod 10, when the mounting block 5 on the abutting ring 4 just rotates to the position corresponding to the next key rod 2, the round pin 15 can rotate out of the notch 14, the grooved wheel 12 can stop rotating, if the mounting block 5 is allowed to continue to rotate, the driving plate 13 continues to rotate, the round pin 15 on the driving plate 13 can rotate into the notch 14 again, the grooved wheel 12 is driven to rotate by a certain angle, the mounting block 5 corresponds to the next key rod 2, after the contact block 7 on the key rod 2 to be pushed out is aligned, the micro electric push rod 6 is started by pressing the switch, the micro electric push rod 6 can extend out of the through hole, then the contact block 7 abutted against the micro electric push rod is pushed out, the key rod 2 to be used can be pushed out by the contact block 7, the key rod 2 to be used can extend out of the cavity 3 through the through groove and can be used, after the use is finished, the micro electric push rod 6 is retracted into the mounting block 5, the contact block 7 does not have the thrust of the micro electric push rod 6, the key rod 2 can be rebounded to the original position through the elastic force of the reset spring 8, the key rod 2 can be retracted into the cavity 3 along with the contact block 7, when other key rods 2 are used, the contact ring 4 is continuously rotated, and the mounting block 5 is aligned with the key rod 2 to, therefore, the key can be prevented from scraping other articles when not used, and a plurality of keys can be carried at one time, so that the key is more convenient to carry, and a part of storage space of the key is saved.

Meanwhile, when the round pin 15 is rotated out of the notch 14, the outer convex arc 20 on the locking block 18 can clamp the inner concave arc 19, when the round pin 15 is rotated into the notch 14 again, the outer convex arc 20 just loosens the inner concave arc 19, so that the structure of the grooved wheel 12 and the driving plate 13 is more stable in the rotating process, in the rotating process of the collision ring 4, the universal ball 21 can roll along the surface of the collision block 7, the friction between the collision block 7 and the collision ring 4 is reduced, the rotation of the collision ring 4 is smoother, the observation channel can see the condition inside the key handle 1, the rotating position of the installation block 5 can be seen through the observation channel, the transparent baffle can prevent foreign matters from falling into the cavity 3 under the condition of not influencing the observation, the hanging rope can enable the key handle 1 to be hung on the waist of trousers or other positions, the carrying of the key is more convenient, the anti-slip mat can increase the friction between the hand and the knob 17, preventing slippage during rotation of the knob 17.

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

1. A key comprising a key shank (1) and a plurality of key rods (2) distributed in an array, characterized in that: a cavity (3) is arranged in the key handle (1), a through groove for extending the key rod (2) is arranged on the key handle (1), a contact ring (4) is arranged in the cavity (3), a mounting block (5) is arranged on the contact ring (4), a micro electric push rod (6) is arranged in the mounting block (5), a through hole for the micro electric push rod (6) to extend out is arranged on the mounting block (5), a contact block (7) is arranged on the key rod (2), the surface of the contact block (7) is attached to the contact ring (4), a return spring (8) is arranged between the contact block (7) and the inner wall of the cavity (3), a rotating disc (9) is arranged in the contact ring (4), a connecting rod (10) is arranged between the rotating disc (9) and the contact ring (4), and the rotating disc (9) is rotatably connected with the inner wall of the cavity (3).

2. A key as defined in claim 1, wherein: set up geneva mechanism (11) in cavity (3), geneva mechanism (11) are including geneva wheel (12) and driver plate (13), be provided with notch (14) that a plurality of arrays distribute on geneva wheel (12), be provided with round pin (15) that are used for inserting notch (14) on driver plate (13), geneva wheel (12) and driver plate (13) all with the inner wall of cavity (3) rotates and is connected, geneva wheel (12) with rolling disc (9) fixed connection, be provided with on driver plate (13) and drive pole (16), be provided with the opening that supplies drive pole (16) to stretch out on key handle (1), the one end that drive pole (16) stretches out key handle (1) is provided with knob (17).

3. A key as defined in claim 2, wherein: the grooved wheel (12) is provided with an inner concave arc (19), the driving plate (13) is provided with a locking block (18), and the locking block (18) is provided with an outer convex arc (20) matched with the inner concave arc (19) in shape.

4. A key as defined in claim 1, wherein: an observation channel is arranged on the key handle (1), a transparent baffle is arranged on the observation channel, and the observation channel corresponds to the position of the contact ring (4).

5. A key as defined in claim 1, wherein: the key handle (1) is provided with a hanging rope detachably connected with the key handle.

6. A key as defined in claim 1, wherein: the contact ring (4) is provided with a plurality of universal balls (21) distributed in an array, and the universal balls (21) are attached to the surface of the contact block (7).

7. A key as defined in claim 2, wherein: and the knob (17) is provided with an anti-skid pad.

8. A key as defined in claim 1, wherein: the key handle (1) is provided with a switch, and the switch is connected with the miniature electric push rod (6).