CN205784856U - One can bi-directional expansion bat - Google Patents

Abstract

The utility model discloses one can bi-directional expansion bat；Belong to defensive appliance technical field；Technical points includes nunchakus body, and wherein said nunchakus body is arranged with slip cap；Described slip cap is provided with the first stopper slot along its length, is provided with cavity in nunchakus body along its length, and the nunchakus body on the upside of cavity is provided with the second stopper slot matched with the first stopper slot；Being provided with connecting rod in described first stopper slot, connecting rod upper end extends on the upside of the first stopper slot and integrally formed with slide block, in connecting rod lower end extends to cavity after passing the second stopper slot and is connected with retaining mechanism；The nunchakus body at cavity two ends is provided with the tight lock part matched with retaining mechanism；Integrally formed with guide table on the slip cap of the first stopper slot both sides along its length, guide table two ends height is less than middle height；This utility model aim to provide a kind of easy to use, respond well can bi-directional expansion bat；For martial arts performance or independently defend.

Description

A two-way telescopic short stick

technical field

The utility model relates to a short stick, in particular to a two-way stretchable short stick.

Background technique

At present, Filipino stick art, which uses a one-meter-long wooden stick as a tool, is very popular all over the world. Not only the people regard it as a fitness exercise, but also military and police personnel are willing to use it. The efficiency is further improved in order to effectively counter criminals. While training skills, it is a good idea to improve the structure of the traditional baton and add a two-way retractable design to catch the opponent by surprise and improve the effect of defeating the enemy. So far, there has not been a weapon that combines this characteristic design with a short stick.

Utility model content

The purpose of this utility model is to provide a two-way telescopic short stick that is easy to use and has good effect, aiming at the shortcomings of the above-mentioned prior art.

The technical solution of the utility model is realized as follows: a two-way telescopic short stick, including a stick body, wherein a sliding sleeve is set on the stick body; the sliding sleeve is provided with a first limiting groove along the length direction, A cavity is provided in the stick body along the length direction, and a second limit groove matching with the first limit groove is set on the stick body on the upper side of the cavity; a connecting rod is arranged in the first limit groove to connect The upper end of the rod extends to the upper side of the first limiting groove and is integrally formed with a slider. The lower end of the connecting rod passes through the second limiting groove and extends into the cavity and is connected with the locking mechanism; The locking part that cooperates with the locking mechanism; the sliding sleeves on both sides of the first limit groove along the length direction are integrally formed with a guide platform, and the height of both ends of the guide platform is smaller than the height of the middle part; in the initial state, the slider is located in the middle of the guide platform , the locking mechanism is connected to the locking part close to the front end of the stick body; in the use state, the slider moves to the front end of the stick body, the locking mechanism is released, the end of the stick body slides to the place close to the sliding sleeve, the locking mechanism and the end of the stick body Lock part connection.

In the above-mentioned two-way telescopic short stick, the locking mechanism is mainly composed of a connecting bar connected to the connecting rod and fixed hooks arranged at both ends of the connecting bar; the locking part is integrally formed on the stick body at both ends of the cavity The limit projections cooperate with the cavity to form a limit card groove suitable for the fixed hook.

In the above bidirectionally telescopic short stick, the locking mechanism further includes a spring sheathed on the periphery of the connecting bar between the fixing hook and the connecting rod.

In the above-mentioned two-way telescopic short stick, the lower end of the connecting rod is integrally formed with a connecting sleeve, and the two sides of the connecting sleeve are integrally formed with anti-off bosses; the connecting sleeve is provided with a through hole suitable for the connecting bar, so The connecting strip is movably arranged in the through hole; the thickness d of the connecting sleeve is 1.2-2 cm; the distance between the connecting sleeve and the bottom of the cavity is greater than the height of the locking part.

In the above-mentioned two-way telescopic short stick, there are several installation grooves distributed along the circumferential direction on the inner end surface of the movable sleeve, pulleys are arranged in the installation grooves, and chute corresponding to the pulleys one by one is arranged on the stick body along the length direction. .

In the above-mentioned two-way telescopic short stick, the inner end face of the stick on the upper part of the cavity is a first arc-shaped end face, and the upper end face of the anti-falling boss is a second arc-shaped end face adapted to the first arc-shaped end face .

In the above-mentioned two-way telescopic short stick, the left half of the slider, the left half of the connecting rod and the left half of the connecting sleeve are integrally formed as an integral structure, the right half of the slider, the right half of the connecting rod The overall structure formed integrally with the right half of the connecting sleeve, the left half of the slider is provided with a first positioning column, the right half of the slider is provided with a first positioning hole matched with the first positioning post, and the left half of the connecting sleeve is provided with a There is a second positioning post, and the right half of the connecting sleeve is provided with a second positioning hole matched with the second positioning post.

In the above-mentioned two-way telescopic short stick, the middle part of the guide platform is integrally formed with a platform that matches the lower end of the slider.

After the utility model adopts the above structure, through the cooperation of the locking mechanism and the connecting rod, the sliding sleeve can be automatically locked when it moves to the proximal end of the stick body. By operating the slider, the locking and locking of the locking mechanism can be realized. Release, simple and convenient operation; the combination of sliding sleeve and locking mechanism enables the stick body to expand and contract in two directions, and switch between blocks for effective counterattacks. It is suitable for martial arts training, daily martial arts training and fitness, and improves the actual combat performance and the fun of martial arts performances ; Through the cooperation of the slider, the connecting rod and the connecting sleeve, it is easy and convenient; while the guide platform plays a good guiding role, the slider is fixed in the middle of the guide platform to realize the locking of the locking mechanism.

Description of drawings

The utility model will be further described in detail below in conjunction with the embodiments in the accompanying drawings, but it does not constitute any limitation to the utility model.

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a side view structural representation of the utility model;

Fig. 3 is a schematic cross-sectional structure diagram of A-A direction in Fig. 2;

Fig. 4 is the structural representation of connecting rod;

Fig. 5 is the cross-sectional structure schematic diagram of B-B place in Fig. 3;

FIG. 6 is a partially enlarged schematic view at point C in FIG. 5 .

In the figure: stick body 1, second limit groove 1a, chute 1b, sliding sleeve 2, first limit groove 2a, guide platform 2b, installation groove 2c, cavity 3, connecting rod 4, slider 5, the first A positioning post 5a, a first positioning hole 5b, a locking mechanism 6, a connecting bar 6a, a fixed hook 6b, a spring 6c, a locking part 7, a limit card slot 8, a connecting sleeve 9, an anti-off boss 9a, a second The positioning column 9b, the second positioning hole 9c, and the pulley 10.

detailed description

Referring to Fig. 1 to Fig. 6, a bidirectionally telescopic short stick of the present utility model includes a stick body 1, and a sliding sleeve 2 is set on the stick body 1. In order to facilitate installation, the stick body 1 consists of a stick body 1 The left half and the right half are bonded together, and the sliding sleeve 2 is formed by bonding the left half and the right half of the sliding sleeve 2, and the adhesive adopts G-988. The stick body 1 on both sides of the sliding sleeve 2 is provided with a counterbore, and a ball is arranged in the counterbore, and a telescopic spring is arranged between the ball and the bottom of the counterbore. The inner diameter of the bit ring is smaller than the diameter of the ball. The distance along the vertical direction between the upper end of the ball and the stick body 1 is 1-3 mm. The ball is located on the stick body 1 on both sides of the sliding sleeve 2 in the locked state. With this structure, the ball and the telescopic spring cooperate to play a certain position-limiting effect, and at the same time only need to apply a small force, the sliding sleeve 2 can overcome the The tension of the telescoping spring slides out.

The sliding sleeve 2 is provided with a first limiting groove 2a along the length direction, and a cavity 3 is arranged in the stick body 1 along the length direction, and the stick body 1 on the upper side of the cavity 3 is provided with the first limiting groove 2a The matched second limiting groove 1a; the first limiting groove 2a is provided with a connecting rod 4, the upper end of the connecting rod 4 extends to the upper side of the first limiting groove 2a and is integrally formed with a slider 5, the connecting rod 4 The lower end extends into the cavity 3 after passing through the second limiting groove 1 a and is connected with the locking mechanism 6 . With this structure, the user can realize the locking and releasing between the sliding sleeve 2 and the stick body 1 by operating the sliding block 5 .

The stick body 1 at both ends of the cavity 3 is provided with a locking portion 7 that cooperates with the locking mechanism 6 . Preferably, the locking mechanism 6 is mainly composed of a connecting bar 6a connected to the connecting rod 4 and fixing hooks 6b provided at both ends of the connecting bar 6a. The connecting strip 6a and the fixing hook 6b are made of plastic ABS material. The locking part 7 is integrally formed with the limit projections on the rod body 1 at both ends of the cavity 3, and the limit projections cooperate with the cavity 3 to form a limit slot 8 compatible with the fixed hook 6b. The limit projection is a projection with a right-angled triangle in its longitudinal section, and the end surface where the right-angled side of the triangle is located cooperates with the inner end surface of the cavity 3 to form a limit clamping groove 8 . The locking mechanism 6 further includes a spring 6c sheathed on the periphery of the connecting bar 6a between the fixing hook 6b and the connecting rod 4 . With this structure, when releasing, the slider 5 is operated to move to the front end of the stick body 1. At this time, the spring 6c is compressed, and the slider 5 is pressed down to disengage the locking part 7 from the limit slot 8, and the end of the stick body 1 is in the Under the elastic action of the spring 6c, the sliding sleeve 2 is approached, and at the same time, the locking mechanism 6 and the end of the stick body 1 are locked. When the locking mechanism 6 is connected to the stick body 1, the fixed hook 6b is in contact with the slope of the limit protrusion, and the connecting strip 6a produces a certain deformation so that the fixed hook 6b crashes into the limit card groove 8, and the connecting strip 6a and the stick body 1 are completed. lock between.

The sliding sleeves 2 on both sides of the first limit groove 2a along the length direction are integrally formed with a guide platform 2b, and the height of both ends of the guide platform 2b is smaller than the height of the middle part; preferably, the middle part of the guide platform 2b is integrally formed with the lower end of the slider 5 Compatible platform. With this structure, when the slider 5 is located in the middle of the guide platform 2b, the slider 5 can stay on the upper side of the platform. At this time, the fixed hook 6b is clamped in the limit card groove 8 under the action of the connecting rod 4; 5 When moving to both sides of the guide table 2b, there is a distance between the slider 5 and the guide table 2b, this distance is greater than the height of the limit bump, the slider 5 is pressed down on both sides of the guide table 2b, and the fixed hook 6b is ejected from the limit card slot 8 .

In the initial state, the slider 5 is located in the middle of the guide table 2b, and the locking mechanism 6 is connected to the locking part 7 close to the front end of the stick body 1; in the use state, the slider 5 moves to the front end of the stick body 1, and the locking mechanism 6 is released. The end of the stick body 1 slides close to the sliding sleeve 2 , and the locking mechanism 6 is connected with the locking part 7 at the end of the stick body 1 .

Preferably, the lower end of the connecting rod 4 is integrally formed with a connecting sleeve 9, and the two sides of the connecting sleeve 9 are integrally formed with anti-off bosses 9a; the connecting sleeve 9 is provided with a through hole adapted to the connecting strip 6a, and the connecting The strip 6a is movable in the through hole; the thickness d of the connecting sleeve 9 is 1.2-2 cm; the distance between the connecting sleeve 9 and the bottom of the cavity 3 is greater than the height of the locking part 7 . Preferably, the inner end surface of the stick body 1 on the upper part of the cavity 3 is a first arc-shaped end surface, and the upper end surface of the anti-loosening boss 9a is a second arc-shaped end surface adapted to the first arc-shaped end surface. With this structure, the anti-loosening boss 9a can not only prevent the connecting rod 4 from detaching from the cavity 2, but also play a good guiding role, so that the connecting rod 4 can slide along the inside of the cavity 2.

In order to facilitate the installation of the connecting rod 4 and the locking mechanism 6, the left half of the slider 5, the left half of the connecting rod 4 and the left half of the connecting sleeve 9 are integrally formed, and the right half of the slider 5 1. The right half of the connecting rod 4 and the right half of the connecting sleeve 9 are integrally formed. The left half of the slider 5 is provided with a first positioning post 5a, and the right half of the slider 5 is provided with a first positioning post 5a. The first positioning hole 5b, the left half of the connecting sleeve 9 is provided with a second positioning post 9b, and the right half of the connecting sleeve 9 is provided with a second positioning hole 9c that cooperates with the second positioning post 9b.

At the same time, in order to reduce the friction between the sliding sleeve 2 and the stick body 1, a number of installation grooves 2c are distributed along the circumferential direction on the inner end surface of the sliding sleeve 2, and pulleys 10 are arranged in the installation grooves 2c, and on the stick body 1 along the length direction There are slide grooves 1b corresponding to the pulleys 10 one by one.

When in use, operate according to the following steps, step 1: hold the front end of the stick body 1 with one hand, or when the end of the stick body 1 farther away from the sliding sleeve 2 is grasped by the opponent, hold the sliding sleeve 2 with the other hand, and use the large The thumb pushes the slider 5 along the first limit groove 2a and presses it down near the front end of the stick body 1, the spring 6c is compressed, and the connecting rod 4 drives the fixed hook 6b out of the limit card groove 8; Step 2: Release the grip The hand holding the front end of the stick body 1, the end of the stick body 1 quickly approaches the sliding sleeve 2, or the hand holding the sliding sleeve 2 moves quickly towards the opponent’s hand grasping the end of the stick body 1 by the elastic force generated by the spring 6c, pressing the thumb The slider 5 makes the slider 5 stand in the middle of the sliding sleeve 2; Step 3: The thumb continues to press the slider 5, the fixing hook 6b collides with the locking part 7, and the connecting bar 6a is deformed, so that the fixing hook 6b enters the limit card slot 8; at this time, if the end of the stick body 1 is caught by the opponent, then the sliding sleeve 2 is close to the opponent's hand, and the stick body 1 can be quickly twisted, and the end far away from the sliding sleeve 2 can be used to hit the target .

The above-mentioned embodiments are preferred implementation modes of the present utility model, which are only used to facilitate the description of the present utility model, and are not intended to limit the present utility model in any form. Anyone with ordinary knowledge in the technical field, if they do not depart from this utility model Within the scope of the technical features mentioned in the utility model, the equivalent embodiments that make partial changes or modifications made by using the technical content disclosed in the utility model, and do not deviate from the technical features of the utility model, still belong to the technical features of the utility model In the range.

Claims (8)

1. A two-way retractable short stick, comprising a stick body (1), characterized in that, the stick body (1) is covered with a sliding sleeve (2); the sliding sleeve (2) is provided along the length direction The first limiting groove (2a), the stick body (1) is provided with a cavity (3) along the length direction, and the stick body (1) on the upper side of the cavity (3) is provided with the first limiting groove ( 2a) The matched second limiting groove (1a); the first limiting groove (2a) is provided with a connecting rod (4), and the upper end of the connecting rod (4) extends to the first limiting groove (2a) The side is integrally formed with a slider (5), and the lower end of the connecting rod (4) extends into the cavity (3) after passing through the second limiting groove (1a) and is connected with the locking mechanism (6); in the cavity ( 3) The stick body (1) at both ends is provided with a locking part (7) that matches the locking mechanism (6); the sliding sleeve (2) on both sides of the first limiting groove (2a) along the length direction is integrated A guide platform (2b) is formed, and the height of both ends of the guide platform (2b) is smaller than the height of the middle part; In the initial state, the slider (5) is located in the middle of the guide table (2b), and the locking mechanism (6) is connected to the locking part (7) near the front end of the stick body (1); in the use state, the slider (5) moves To the front end of the stick body (1), the locking mechanism (6) is released, and the end of the stick body (1) slides to the place close to the sliding sleeve (2), and the locking mechanism (6) and the locking part at the end of the stick body (1) ( 7) Connect. 2. A bidirectionally telescopic short stick according to claim 1, characterized in that the locking mechanism (6) mainly consists of a connecting bar (6a) connected to the connecting rod (4) and a connecting bar (6a) connected to the connecting bar ( 6a) consists of fixed hooks (6b) at both ends; the locking part (7) is integrally formed on the limit bumps on the stick body (1) at both ends of the cavity (3), and the limit bumps and the cavity (3) Cooperate to form a limit card slot (8) compatible with the fixed hook (6b). 3. A two-way retractable short stick according to claim 2, characterized in that the locking mechanism (6) further comprises a connecting strip sheathed between the fixing hook (6b) and the connecting rod (4) (6a) Peripheral spring (6c). 4. A two-way retractable short stick according to claim 2, characterized in that, the lower end of the connecting rod (4) is integrally formed with a connecting sleeve (9), and both sides of the connecting sleeve (9) are integrally formed with anti-off Boss (9a); a through hole adapted to the connecting strip (6a) is provided on the connecting sleeve (9), and the connecting strip (6a) is movable in the through hole; the thickness of the connecting sleeve (9) d is 1.2-2cm; the distance between the connecting sleeve (9) and the bottom of the cavity (3) is greater than the height of the locking part (7). 5. A two-way retractable short stick according to claim 1, characterized in that, there are several installation grooves (2c) distributed along the circumferential direction on the inner end surface of the sliding sleeve (2), and there are installed in the installation grooves (2c) The pulley (10) is provided with a chute (1b) corresponding to the pulley (10) along the length direction on the stick body (1). 6. A two-way telescopic short stick according to claim 4, characterized in that, the inner end face of the stick body (1) on the upper part of the cavity (3) is a first arc-shaped end face, and the anti-falling boss (9a) The upper end surface is a second arc-shaped end surface adapted to the first arc-shaped end surface. 7. A two-way telescopic short stick according to claim 4, characterized in that, the left half of the slider (5), the left half of the connecting rod (4) and the left half of the connecting sleeve (9) are Integral structure, the right half of the slider (5), the right half of the connecting rod (4) and the right half of the connecting sleeve (9) are integrally formed, the left half of the slider (5) is set There is a first positioning post (5a), the right half of the slider (5) is provided with a first positioning hole (5b) matching with the first positioning post (5a), and the left half of the connecting sleeve (9) is provided with a second positioning The column (9b), the right half of the connecting sleeve (9) is provided with a second positioning hole (9c) matched with the second positioning column (9b). 8. The two-way retractable short stick according to claim 1, characterized in that, the middle part of the guide platform (2b) is integrally formed with a platform that matches the lower end of the slider (5).