CN201513456U

CN201513456U - Security hook

Info

Publication number: CN201513456U
Application number: CN2009201884150U
Authority: CN
Inventors: 陈琦鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-07-30
Filing date: 2009-07-30
Publication date: 2010-06-23
Anticipated expiration: 2019-07-30

Abstract

The utility model provides a hook with strong capacity for preventing the dropping, in particular to a security hook, which consists of a hook handle and a hook or consists of a hook and an anti-dropping device. The anti-dropping device can be installed on different side surfaces of the hook handle and the hook, for example, the inner side or the side of the hook handle or the hook, and the anti-dropping device can make rotation movement along the vertical surface, intersected oblique surface or the parallel surface of the hook handle and the hook through a rotating body such as a rotating ring of the anti-dropping device or through a circular hole on the hook handle and the hook. When the anti-dropping device rotates to the head position of the hook, an opening of the security hook can be closed; and according to the position and the shape of the anti-dropping device, when the anti-dropping device rotates to other positions, such as the side of the hook handle and the hook, below the hook handle and the hook, or behind the hook handle and the hook, the opening of the security hook can be opened. Moreover, an accessory can be added on the hook handle or the hook, and the anti-dropping device is installed on the accessory, so the anti-dropping device can make rotation movement to realize the same purpose through the rotating body such as a rotating ring or a circular hole on the accessory.

Description

Snap hook

Technical field:

The utility model relates to a kind of hook, is a kind of snap hook with anticreep effect specifically.Anti-drop device is arranged on the snap hook.Anti-drop device can be installed on each side of the neck of hook and crotch, and can open and seal the opening of hook by spinning motion.

Background technique:

At present the common hook of various uses do not have anticreep ability or anticreep ability a little less than, in use, the object that carries in the hook more easily breaks away from from hook, perhaps hook breaks away from from the object of carrying hook, causes various adverse consequencess.The problem that makes hitcher have stronger anticreep ability and the convenient and practical people of being to solve has solved this problem and brought a lot of self-evident benefits can for life and production.

Summary of the invention:

Do not have anticreep ability or the more weak problem of anticreep ability in order to solve common hook, avoid the various adverse consequencess that cause because of unhook, the inventor provides a kind of snap hook, has stronger anticreep ability, and simple in structure, various informative, easy to use.This snap hook can be: (1) is made up of the neck of hook, crotch and anti-drop device, (2) form by crotch and anti-drop device, (3) form by the neck of hook, crotch, annex, anti-drop device, (4) form by crotch, annex, anti-drop device, four occupy one, wherein annex is installed on the neck of hook, the crotch, and anti-drop device is installed on the annex; Anti-drop device, annex can be installed on each side of the neck of hook, crotch.Anti-drop device can be by self solid of rotation such as change, or the circular hole on the neck of hook, crotch, or the circular hole on the annex, the three occupies one, and along the vertical surface of the neck of hook and crotch, intersect the place face of inclined-plane, parallel surface or the neck of hook and crotch, four occupy one or occupy its two, be rotated motion; The opening of snap hook can be sealed in the gib head position that anti-drop device is rotated to snap hook, and difference according to the moulding of anti-drop device form, anti-drop device is rotated other position,, can open the opening of snap hook as the neck of hook and crotch next door, below or behind during certain position.Groove or its surface can also be set on the neck of hook, crotch form depression, the whole or local of anti-drop device is installed in groove or the depression with embedded mode, promptly on the neck of hook and crotch, form groove or cave in to hold anti-drop device.At this moment, anti-drop device can be by change of self or the circular hole on the neck of hook, crotch, and in the rotation of the place of the neck of hook and crotch face, the top of anti-drop device can be close to gib head.

The neck of hook of the utility model snap hook and crotch are changeable as required, also can come in every shape.The Mechanical Builds of anti-drop device can be bodies such as rod, fan-shaped, cylindricality, taper, rectangle, ellipse; Anti-drop device can comprise a plurality of bodies, also can be a body.Anti-drop device can be straight, also can bend.Anti-drop device itself, annex itself can be an one-piece element that can not be split, and also can be the combiners that a plurality of parts constitute.Anti-drop device can be the split type device that can dismantle from the neck of hook, crotch or annex, also can be the integrated type device that can not dismantle from the neck of hook, crotch or annex; When annex was arranged, annex can be the split type device that can dismantle from the neck of hook, crotch, also can be the integrated type device that can not dismantle from the neck of hook, crotch.It is loosening and fastening that anti-drop device can adopt forms such as screw thread, torsion spring, spring, shell fragment, draw-in groove, bayonet socket, pin, anchor ear to make between anti-drop device and the neck of hook, crotch or the annex; When fastening, the opening of snap hook is a closed state between the anti-drop device and the neck of hook, crotch or the annex, promptly by the loosening and fastening purpose of opening with sealing mousing-hook opening that reaches between anti-drop device and the neck of hook, crotch or the annex.Can also adopt forms such as sleeve pipe, magnetic, screw thread, bayonet socket, draw-in groove, latch, pin to make to unclamp between anti-drop device and the gib head and close.

Hook described in the utility model comprises various body moulding, the hook of various function and usage and various Manufacturing material.

Description of drawings:

Fig. 1, Fig. 2, Fig. 3, Fig. 4 are snap hook schematic representation of the present utility model.Among the figure, the neck of hook of 1 expression snap hook, the crotch of 2 expression snap hooks, the gib head of 3 expression snap hooks, the anti-drop device of 4 expression snap hooks, between the connecting body of 5 expression anti-drop devices and neck of hook necessity, this connecting body can be considered the part of the neck of hook, also can be considered the part of anti-drop device, between 6 expression anti-drop devices and the gib head.

Fig. 5 is the utility model embodiment one a schematic representation.Fig. 6 is the utility model embodiment two a schematic representation.Fig. 7 is the utility model embodiment three a schematic representation.Fig. 8 is the utility model embodiment four a schematic representation.Fig. 9 is the utility model embodiment five a schematic representation.Figure 10 is the utility model embodiment six a schematic representation.Figure 11 is the utility model embodiment seven a schematic representation.Figure 12 is the utility model embodiment eight a schematic representation.

Embodiment:

Embodiment one: as shown in Figure 5, this snap hook comprises the neck of hook 1, crotch 2 and anti-drop device 4.On a side of snap hook inside, rotatable anti-drop device is installed at crotch and neck of hook joint.Elastic reset spare is housed, as torsion spring on the anti-drop device.When anti-drop device resetted, anti-drop device was close to gib head 3, and the opening of mousing-hook just has been closed.Anti-drop device is rotated to mousing-hook on one side, as revolve and turn 90 degrees or more than 90 degree, the opening of snap hook just has been opened.Also screw thread can be set on the anti-drop device, replace elastic reset spare.

Embodiment two: as shown in Figure 6, this snap hook comprises the neck of hook 1, crotch 2 and anti-drop device 4.Crotch and neck of hook joint prolong one section, shown among the figure 5, on the inner side surface of the termination of prolonged section 5 rotatable anti-drop device are installed, and the change of anti-drop device is contained on the vertical surface of the neck of hook and crotch place face.Returnning spring is housed on the anti-drop device, and after anti-drop device resetted, anti-drop device was close to gib head 3, and the opening of mousing-hook just has been closed.Anti-drop device is rotated to snap hook on one side, as revolve and turn 90 degrees or more than 90 degree, the opening of snap hook just has been opened.Anti-drop device also can be installed on the termination outer side surface or two beside of prolonged section 5.

Embodiment three: as shown in Figure 7, this snap hook comprises the neck of hook 1, crotch 2 and anti-drop device 4.Anti-drop device is installed in the circular hole 5 of the neck of hook, and its top is close to gib head 3 by prolonged section 6.Reduction torsion spring is installed on the anti-drop device or worm structure is set.

Embodiment four: as shown in Figure 8, this snap hook comprises the neck of hook 1, crotch 2 and anti-drop device 4.Anti-drop device is installed in by the hook base portion side.The turn trough of anti-drop device is installed Returnning spring or worm structure is set for 5 li.The projection 6 that the retaining anti-drop device is arranged on the gib head 3.

Embodiment five: as shown in Figure 9, this snap hook comprises the neck of hook 1, crotch 2, annex 5 and anti-drop device 4.On the crotch corresponding, set up annex 5 with gib head 3.Anti-drop device is installed on the annex 5.5 of anti-drop device and annexes are installed torsion spring, and anti-drop device compressed gib head 3 when torsion spring resetted, the sealing mouth of hook.Anti-drop device forwards to by the hook, opens the mouth of hook.

Embodiment six: as shown in figure 10, this snap hook comprises the neck of hook 1, crotch 2, annex 5 and anti-drop device 4.At the other annex 5 of setting up of the side of the neck of hook.Aerial also can the revolving of circle that anti-drop device is installed in annex 5 turn 90 degrees to 180 degree.5 of anti-drop device and annexes are installed elastic reset spare, and anti-drop device compressed gib head 3 when elastic reset spare resetted, the sealing mouth of hook.Anti-drop device revolves and turn 90 degrees to 180 degree, opens the mouth of hook.

Embodiment seven: as shown in figure 11, this snap hook comprises the neck of hook 1, crotch 2 and anti-drop device 4.Anti-drop device is installed in the inboard of the neck of hook, promptly towards that face of gib head 3.Mounting spring 7 between the anti-drop device and the neck of hook, make anti-drop device compress gib head 3, and the sealing mouth of hook is provided with the card tip 6 and bayonet socket 5 on the anti-drop device simultaneously, and the card tip inserts bayonet socket and by spring compression, anti-drop device can not be moved easily during the sealing mouth of hook, seals the tight mouth of hook.Pressure spring makes the anti-drop device card tip extract promptly rotatable anti-drop device out from bayonet socket, rotates to hook next door or gib head below from gib head, opens the mouth of hook.

Embodiment eight: as shown in figure 12, this snap hook comprises the neck of hook 1, crotch 2 and anti-drop device 4.Anti-drop device is installed in 5 li of neck of hook depressions on one side.Anti-drop device can be pushed down gib head 3 during the sealing mouth of hook.The card tip 6 and bayonet socket 5 are set on the anti-drop device, and screw thread or elastic reset spare are set in rotation place 7 of the card tip 6.Will anti-drop device can open the mouth of hook in the income depression, and the card tip 6 can block bayonet socket 8 anti-drop device is remained in the depression.

Schematic representation of the present invention and embodiment do not constitute the restriction to rights protection scope of the present invention, promptly do not constitute the restriction to content of the present invention and claim protection domain of the present invention.Simultaneously, this professional any technician knows, use any distortion of adopting under the principle of the invention, displacement, change scheme such as additional all should be in rights protection scope of the present invention.

Claims

1. snap hook, it is characterized in that: this snap hook can be: (1) is made up of the neck of hook, crotch and anti-drop device, (2) form by crotch and anti-drop device, (3) form by the neck of hook, crotch, annex, anti-drop device, (4) form by crotch, annex, anti-drop device, four occupy one, and wherein annex is installed on the neck of hook, the crotch, and anti-drop device is installed on the annex; Anti-drop device, annex can be installed on each side of the neck of hook, crotch.

2. according to the snap hook of claim 1, it is characterized in that: anti-drop device can be by solid of rotation such as the change of self, or the circular hole on the neck of hook, crotch, or the circular hole on the annex, the three occupies one, and along the vertical surface of the neck of hook and crotch, intersect the place face of inclined-plane, parallel surface or the neck of hook and crotch, four occupy one or occupy its two, be rotated motion; The opening of snap hook can be sealed in the gib head position that anti-drop device is rotated to snap hook, and difference according to the moulding of anti-drop device form, anti-drop device is rotated other position,, can open the opening of snap hook as the neck of hook and crotch next door, below or behind during certain position.

3. according to the snap hook of claim 2, it is characterized in that: the Mechanical Builds of anti-drop device can be bodies such as rod, fan-shaped, cylindricality, taper, rectangle, ellipse; Anti-drop device can comprise a plurality of bodies, also can be a body.

4. according to the snap hook of claim 3, it is characterized in that: anti-drop device itself, annex itself can be an one-piece element that can not be split, and also can be the combiners that a plurality of parts constitute.

5. according to the snap hook of claim 4, it is characterized in that: anti-drop device can be the split type device that can dismantle from the neck of hook, crotch or annex, also can be the integrated type device that can not dismantle from the neck of hook, crotch or annex; When annex was arranged, annex can be the split type device that can dismantle from the neck of hook, crotch, also can be the integrated type device that can not dismantle from the neck of hook, crotch.

6. according to the snap hook of claim 5, it is characterized in that: it is loosening and fastening that anti-drop device can adopt forms such as screw thread, torsion spring, spring, shell fragment, draw-in groove, bayonet socket, pin, anchor ear to make between anti-drop device and the neck of hook, crotch or the annex; When fastening, the opening of snap hook is a closed state between the anti-drop device and the neck of hook, crotch or the annex, promptly by the loosening and fastening purpose of opening with sealing mousing-hook opening that reaches between anti-drop device and the neck of hook, crotch or the annex.

7. according to the snap hook of claim 5, it is characterized in that: can adopt forms such as sleeve pipe, magnetic, screw thread, bayonet socket, draw-in groove, latch, pin to make to unclamp between anti-drop device and the gib head and close.

8. according to the snap hook of claim 6, it is characterized in that: groove or its surface formation depression are set on the neck of hook, crotch, the whole or local of anti-drop device is installed in groove or the depression with embedded mode, promptly on the neck of hook and crotch, forms groove or depression to hold anti-drop device.