TWM544404U - Pilers switching structure - Google Patents

Description

Clamp switch structure

The present invention relates to a clamp switch structure, in particular to a clamp structure with a safety fastening device, and the safety fastening device has a double positioning characteristic, which can effectively prevent the clamp from being accidentally touched or dropped. The situation in which the safety deduction device is released occurs.

Pressing, the pliers tool is one of the most commonly used hand tools. A typical pliers tool includes a pair of mutually arranged pliers bodies. The pliers body has a pliers and a pliers handle at opposite ends, so that the pliers form a pliers tool. The clamping end, while the caliper handle forms the operating end. When the user operates the pliers tool, it is only necessary to operate the scissors, and hold the pliers on the pliers handle to control the opening and closing of the pliers to perform the operation of clamping the object by the pliers.

Please refer to the Patent Application No. 097104419 of the Republic of China, which is a conventional cutting and shearing pliers structure, which comprises a body, which is composed of a first clamping handle and a second clamping handle. Each of the caliper handles has a head and a handle body, and the first caliper handle is formed with a hook portion corresponding to the second caliper portion, and the second caliper handle is provided with a card at the hook portion formed by the first caliper handle. In combination, the engagement of the engaging body with the hooking portion allows the two caliper handles to be fixed in a closed state, so that the dangerous parts such as the working face of the head (such as a knife edge or a jaw) are also in a closed state.

The above-mentioned conventional cutting and shearing pliers structure has a safety fastening structure in a closed state, but is hooked between the two pliers handles by a pivotable engaging body and a normally open elastic force of the pliers; The disadvantage of the single hook setting is that it is easy to release the safety fastening device when the clamp is accidentally touched or dropped.

In view of the above-mentioned conventional cutting and shearing pliers structure, the safety deduction structure has the defects of easy release. The creator of this case has been engaged in the manufacturing development and design experience of related products for many years, aiming at the above-mentioned shortcomings as the goal to be overcome, and the design and After careful evaluation, a clamp switch structure was introduced, which has a double-positioning feature for the safety fastening device, which can effectively prevent the safety device from being released when the clamp is accidentally touched or dropped.

The present invention relates to a clamp switch structure, which is a clamp structure with a safety fastening device, and the safety fastening device has double positioning characteristics, which can effectively prevent the clamp from being safely removed when it is accidentally touched or dropped. The case of the device.

In order to achieve the foregoing creative purpose, the present invention includes a first clamp handle, a second clamp handle, a first spring, a buckle and a restriction member, and the first clamp handle and the second The caliper handle is pivotally disposed to form a first handle, a second handle, a first nipper and a second nipper. The first spring is disposed between the first handle and the second handle. And providing a first grip and a second grip, and the first cutter and the second cutter maintain a normally open elastic force, and the first grip side has a gap connecting with the inner side thereof, The buckle is pivotally disposed at an inner side of the first handle, and one end of the buckle is formed with a hook corresponding to the inner side of the second handle, and a connecting end corresponding to the notch, and one end of the limiting member is exposed to the notch shape And the movable sleeve is sleeved on the connecting end of the buckle, and the limiting member has a wide diameter section which is inserted into the notch to limit the swinging of the buckle, and a narrow diameter section which is used to cancel the notch to release the swinging limitation of the buckle. The inner side of the second handle has a positioning rod for hooking; In this way, when the restricting member has the narrow diameter section corresponding to the notch, the buckle swings into an unrestricted state, and the pusher of the restricting member is adjusted to be the buckle or the buckle is placed on the positioning rod, thereby controlling the clamp to be When the buckle is placed on the positioning rod, the restriction member can be adjusted so that the wide diameter end corresponds to the notch, thereby limiting the swing of the hook to prevent the clamp from being accidentally touched or dropped. The situation in which the safety deduction device is released occurs when it falls.

The buckle is formed on the two sides of the connecting end with a first retracting section and a second retracting section, and the inside of the limiting member is formed with a card for selecting the elastic card to the first retracting section or the second retracting section. The convex portion corresponds to the notch when the card is convexly engaged with the first indented portion, and the narrow diameter end corresponds to the notch when the card is convexly engaged with the second indented portion.

The buckle is provided with a limiting rod at the connecting end, and the two sides of the limiting member are respectively formed with a sliding groove which is disposed with the limiting rod.

The restricting member is exposed to the notched portion to form a lead angle.

The clamp switch structure includes a second spring, and the second spring is wound around the buckle pivoting position, and one end is elastically engaged with the inner side of the first handle, and the other end is elastically attached to the buckle to provide a buckle. One end of the hook is a normal separation positioning rod type.

It can be seen from the above-mentioned creation that the creation of the "plier switch structure" has a safety fastening device to limit the normal closing of the clamp when it is stored, to avoid the danger of exposure of the blade portion, and the safety fastening device has dual positioning characteristics. The fastener must be deflected before being used as a positioning device. This design can effectively prevent the safety device from being lifted when the clamp is accidentally touched or dropped. Therefore, this new type can be said to be a kind of practical and progressive creation, which is worthy of promotion by the industry and publicized to the public.

1‧‧‧First Clamp

11‧‧‧First grip

111‧‧‧ gap

12‧‧‧First cutting pliers

2‧‧‧ second pliers

21‧‧‧Second grip

211‧‧‧ Positioning rod

22‧‧‧Second cutting pliers

3‧‧‧First spring

4‧‧‧ buckle

41‧‧‧hook

42‧‧‧Link end

43‧‧‧First retracted section

44‧‧‧Second indented section

45‧‧‧Bar

5‧‧‧Restrictions

51‧‧‧ Wide path

52‧‧‧Narrow path

53‧‧‧ card convex

54‧‧‧Chute

55‧‧‧ lead angle

6‧‧‧Second spring

The first figure is a three-dimensional exploded view of the switch structure of the present clamp.

The second figure is a schematic view of the three-dimensional appearance of the switch structure of the present clamp.

The third figure is a partial cross-sectional view of the creation clamp in a collapsed state.

The fourth to sixth figures are schematic views of a partial cross-sectional view of the present invention in which the restriction member is released from the fastener and continues to be displaced by the buckle to release the positioning of the two jaws.

The present invention relates to a clamp switch structure, which is a clamp structure with a safety fastening device, and the safety fastening device has double positioning characteristics, which can effectively prevent the clamp from being safely removed when it is accidentally touched or dropped. For the case of the fastening device, please refer to the first to sixth figures. The "plier switch structure" of the present invention includes a first shank 1, a second shank 2, a first spring 3, and a buckle. 4 and a limiting member 5; the first shank 1 is pivotally disposed with the second shank 2 to form a first handle 11, a second handle 21, a first cutting tong 12 and a first a second cutting pliers 22 disposed between the first grip 11 and the second grip 21 and providing a first grip 11 and a second grip 21, and a first cutter 12 and a second The cutting pliers 22 is provided with a normally open elastic force. The side of the first grip 11 is provided with a notch 111 communicating with the inner side thereof. The clip 4 is pivotally disposed at the inner side of the first grip 11, the clip 4 is formed at one end with a hook 41 corresponding to the inner side of the second handle 21, and a connecting end 42 corresponding to the notch 111, the end of the limiting member 5 is exposed at The mouth 111 is in the form of a sleeve and is sleeved on the connecting end 42 of the buckle 4, and the limiting member 5 has a wide diameter section 51 which is inserted into the notch 111 to restrict the swinging of the buckle 4, and a dodging gap 111 is released. Buckle 4 swing limit The inside of the second grip 21 has a positioning rod 211 for the hook 41 to be fastened; as shown in the third figure, when the clip 4 is hooked on the positioning rod 211 The restriction member 5 can be set such that the wide-diameter end 51 corresponds to the notch 111, thereby restricting the swing of the hook 41, so as to prevent the safety device from being released when the clamp is accidentally touched or dropped; As shown in FIG. 6 to FIG. 6 , when the restricting member 5 has its narrow-diameter section 52 corresponding to the notch 111 , the buckle 4 swings into an unrestricted state, and the push-and-stop restricting member 5 adjusts the hook 41 to release the positioning rod. The 211 buckle effect switches the clamp to the use state.

Further, the buckle 4 is formed with a first retracting section 43 and a second retracting section 44 at both sides of the connecting end 42. The inner side of the limiting member 5 is formed with a selected elastic card for the first retraction. The card protrusion 53 of the segment 43 or the second indentation segment 44, when the card protrusion 53 is embedded in the first indentation segment 43, the wide diameter end 51 corresponds to the notch 111, and when the card protrusion 53 is embedded in the second inner portion When the segment 44 is contracted, the narrow-diameter end 52 corresponds to the notch 111; thus, the locking effect of the card protrusion 53 and the first indented segment 43 and the second indented segment 44 is provided, and the limiting member 5 is adjusted relative to the buckle 4 It has a segmented positioning effect.

Further, the buckle 4 is provided with a limiting rod 45 at the connecting end 42. The two sides of the limiting member 5 are respectively formed with a sliding groove 54 which is disposed with the limiting rod 45; thus, the limiting member 5 can be effectively prevented from being oppositely buckled. When 4 pulls, it will cause it to fall off.

Further, the restricting member 5 is exposed to the notch 111 portion to form a lead angle 55; thus, it is convenient for the operator to operate with a finger.

Further, the clamp switch structure includes a second spring 6 which is wound around the pivoting position of the buckle 4, and one end of the spring is struck against the inner side of the first handle 11 and the other end is spring-bound. In the buckle 4, the end of the hook 4 of the buckle 4 is provided as a normal separation positioning rod 211 type; Thus, when the clip 4 is in the disengaged state, it can have an elastic force to keep it stable, and it can be prevented from interfering with the positioning rod 211 by improper biasing during use.

It can be seen from the above-mentioned creation that the creation of the "plier switch structure" has a safety fastening device to limit the normal closing of the clamp when it is stored, to avoid the danger of exposure of the blade portion, and the safety fastening device has dual positioning characteristics. The fastener must be deflected before being used as a positioning device. This design can effectively prevent the safety device from being lifted when the clamp is accidentally touched or dropped. .

The above list is only for explaining the preferred embodiment of the novel creation, and it is not intended to impose any form restrictions on the creation, so that all the creations in the same creative spirit are related to the creation of the novel. Any modification or change, which is otherwise achievable and has the same effect, should still be included in the scope of this new creative intent.

In summary, the "plier switch structure" of the new creation is indeed practical in terms of structural design and practical use, and the disclosed structural creation is also an unprecedented innovative structure, so it has "newness". Sexuality should be undoubtedly considered, and this new creation can be more effective than the conventional structure, so it is also "progressive", which fully complies with the provisions of the new patent application of the Chinese Patent Law. Patent application, I hope that the bureau can grant the patent right in this case as soon as possible.

1‧‧‧First Clamp

11‧‧‧First grip

111‧‧‧ gap

12‧‧‧First cutting pliers

2‧‧‧ second pliers

21‧‧‧Second grip

211‧‧‧ Positioning rod

22‧‧‧Second cutting pliers

3‧‧‧First spring

4‧‧‧ buckle

41‧‧‧hook

42‧‧‧Link end

43‧‧‧First retracted section

44‧‧‧Second indented section

45‧‧‧Bar

5‧‧‧Restrictions

51‧‧‧ Wide path

52‧‧‧Narrow path

54‧‧‧Chute

6‧‧‧Second spring

Claims (5)

A clamp switch structure includes a first caliper handle, a second caliper handle, a first spring, a buckle and a restriction member, wherein the first caliper handle is pivoted with the second caliper handle, Forming a first handle, a second handle, a first cutter, and a second cutter, the first spring is disposed between the first handle and the second handle and provides a first grip The handle and the second gripper, and the first trimmer and the second trimmer maintain a constant elastic force, and the first grip side has a notch communicating with the inner side thereof, and the buckle is pivotally disposed on the handle At the inner side of the first handle, one end of the buckle is formed with a hook corresponding to the inner side of the second handle, and a connecting end corresponding to the notch. One end of the limiting member is exposed in the shape of the gap and is sleeved on the buckle. Having its connecting end, and the limiting member has a wide diameter section which is inserted into the notch to limit the swinging of the buckle, and a narrow diameter section which is used to cancel the notch to release the swinging restriction of the buckle, and the second grip inner side is It has a positioning rod for hooking. The clamp switch structure of claim 1, wherein the buckle is formed with a first retracting section and a second retracting section at both sides of the connecting end, and the inner side of the limiting member is formed with a selected elastic card. a card protrusion of the first retracting section or the second retracting section, when the card is convexly engaged with the first retracting section, the wide-diameter end corresponds to the notch, and when the card is convexly engaged with the second retracting section, The narrow diameter end corresponds to the gap. The clamp switch structure of claim 1, wherein the buckle is provided with a restriction rod at the connecting end, and the two sides of the limiting member are respectively formed with a sliding groove which is disposed with the limiting rod. The clamp switch structure of claim 1, wherein the restricting member is exposed to the notched portion to form a lead angle. The clamp switch structure according to claim 1 includes a second spring wound around the pivoting position of the buckle, and one end is elastically biased to the inner side of the first handle, and the other end is spring-bound. The buckle is provided with one end of the buckle hook for the normal separation and positioning rod type.