Arrow-shaped ejection hook

Abstract

The utility model relates to the field of ejection hooks, in particular to an arrow-shaped ejection hook which comprises a base band and hook bodies evenly distributed on the surface of the base band, each hook body comprises a connecting column body and a connector arranged on the connecting column body, two barb portions inclining towards the two sides respectively are formed on the top of each connector, and the two barb portions are arranged on the base band. The two inclined barb parts are arranged on the two sides of the connector, the two barb parts are symmetrically arranged on the two sides of the connector, the bottoms of the two barb parts are respectively provided with an arc-shaped hook face which is concave inwards, and a circular arc-shaped transition face is formed at the connecting vertex of every two adjacent inclined barb parts. The bottom of the barb part is designed to be an inwards-concave arc-shaped hook surface, so that the connection firmness and reliability of the hooked grid and the barb part are further ensured, the pressing and buckling use of an external matching tool is reduced, on the contrary, when the grid is disassembled, the damage to the hooked grid is reduced through the arrangement of the arc-shaped hook surface, and therefore the bonding use efficiency and convenience of the ejection hook are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of injection hook, concretely relates to an arrowhead injection hook. BACKGROUND

[0002] Injection hook is a special high-end magic tape, which is a commonly used connection auxiliary material. It only has a hook surface, and the hair surface can be selected and matched separately. The magic tape commonly used in our life has a wide range of applications, including but not limited to clothes, hats, sports supplies, personal hygiene supplies, wire arrangement and other related fields. With the progress of the times, the hook surface of the magic tape is gradually replaced by the injection hook.

[0003] As a new and multifunctional clothing and industrial auxiliary material, injection hook has been widely used in many fields in recent years. It is mainly made of polymer and nylon material through injection molding process, and has unique hooking characteristics, which can be perfectly compatible with various hooking soft surface materials (especially hooking cloth). Among them, the hook type of the injection hook in the prior art is provided with mushroom head shape and horizontal row T shape, which needs to be matched with the hair surface for bonding during use.

[0004] However, although the existing injection hook has been widely applied and recognized in many fields, it still has some defects and deficiencies. The existing injection hook is usually matched and bonded with the hook surface and the external hair surface. In specific application scenarios, the setting of the hair surface affects the convenience and aesthetics. The injection hook of the prior art is not easy to be applied to the mesh press buckle, and generally needs to be matched with a tool to press and bond the mesh with the injection hook. The hook type design of the existing injection hook cannot meet the bonding requirements of the mesh structure, which limits the adhesion and application scenarios of the injection hook, thereby affecting the bonding efficiency and convenience of the injection hook. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at solving the above defects, and provides an arrowhead injection hook to solve the technical problem that the hook type setting of the existing injection hook is not easy to be conveniently press-bonded, which limits the adhesion and application scenarios of the injection hook, thereby affecting the bonding efficiency and convenience of the injection hook.

[0006] The utility model aims at solving the above defects, and provides an arrowhead injection hook to solve the technical problem that the hook type setting of the existing injection hook is not easy to be conveniently press-bonded, which limits the adhesion and application scenarios of the injection hook, thereby affecting the bonding efficiency and convenience of the injection hook.

[0007] The utility model provides an arrow-shaped shooting hook, including the base band and the hook body that is uniformly distributed to the surface of base band, the hook body is convexly distributed on the base band, the hook body includes the connecting post and the connecting head that sets up on the connecting post, the bottom of connecting post is connected with the base band, and the top end of connecting post extends outward and is connected with the connecting head, the top of connecting head forms two barbs that tilt to two sides respectively, two barbs are symmetrically arranged on both sides of connecting head, and two inclined barbs extend from the top of connecting head to both sides and form an included angle, so that the connection of connecting head and connecting post forms an arrow shape, the bottom of two barbs forms an arc hook surface that is concave inward, and the connecting vertex of adjacent two inclined barbs forms a circular arc transition surface.

[0008] Further in the above description, the barb extends from the top of the connecting head to the connecting post, and the outer side of the barb is an inclined surface.

[0009] The barb is inclined from the top to the bottom, so that the inclined surface of the barb facilitates the insertion and connection with the external connecting member, improving the convenience of connection.

[0010] Further in the above description, the hook bodies are arranged in a rectangular array on the upper surface of the base band, and adjacent two hook bodies form a gap.

[0011] The gap is arranged for the insertion and installation of the external connecting member, thereby facilitating the connection and installation.

[0012] Further in the above description, the included angle of the two inclined barbs is 45-130 degrees.

[0013] Further in the above description, the included angle of the two inclined barbs is 125 degrees.

[0014] Further in the above description, the surface of the base band is provided with a plurality of glue injection holes, the glue injection holes are arranged at equal intervals on the base band, and the glue injection holes are arranged in an inverted trumpet shape.

[0015] The glue injection holes are arranged to inject glue during the bonding of the back surface of the base band and the external fixing object, thereby further ensuring the stability and firmness of the connection between the base band and the external fixing object.

[0016] Optionally, the inner diameter of the glue injection hole close to the base surface is smaller than the inner diameter of the glue injection hole extending towards the back surface of the base band, so that an inverted trumpet shape is formed, thereby facilitating the flow of glue to the back surface of the base band through the injection of glue into the glue injection hole by the external glue injection gun, and reducing the penetration of glue to the surface of the base band.

[0017] In some embodiments, the glue injection holes are arranged at equal intervals on the base band, so that the glue injection holes can be arranged at equal intervals on the base band, thereby improving the firmness of the connection between the base band and the external fixing object.

[0018] Further in the above description, the back of the baseband is provided with glue injection grooves in communication with the glue injection holes, and the glue injection grooves extend along the length direction of the baseband.

[0019] Through the communication between the glue injection grooves and the glue injection holes, the glue flows through the glue injection grooves when the glue is injected into the glue injection holes, so as to ensure that the glue is distributed on the back of the baseband and bonded with the external fixing object.

[0020] In some embodiments, the glue injection grooves are arranged at the middle part of the back of the baseband, and the 3M adhesive tape can be bonded on the back of the baseband, so that the baseband is conveniently bonded and fixed through the arrangement of the 3M adhesive tape.

[0021] The utility model discloses a beneficial effect: exemplary, the ejection hook is as the hook surface bonding structure of screen cloth or mosquito net, and a plurality of grid that pairs with the hook body is formed on the surface of screen cloth or mosquito net, the convenient grid is passed in through the arc transition surface, and the grid is pressed and buckled to make it enter between the connecting column body and the connecting head through both sides inclined barb part, through two symmetrical setting barb part, the stability and firmness of hooking are increased, can also effectively prevent the object that is hooked accidentally slip, simultaneously, the bottom of barb part is recessed arc hook face design, further ensure the firmness and reliability that the grid that is hooked is connected with barb part, and make the hooking process more smooth, reduce the pressed and buckled use of external cooperation tool, on the contrary, when dismounting the grid, arc hook face setting alleviates the damage to the grid that is hooked, thereby improve the bonding use efficiency and convenience of ejection hook. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is the overall structure schematic diagram of this embodiment;

[0023] Figure 2 It is the side view of this embodiment;

[0024] Figure 3 It is the surface structure schematic diagram of the baseband in this embodiment;

[0025] Figure 4 It is the back structure schematic diagram of the baseband in this embodiment;

[0026] Figure 5 It is the connection use state schematic diagram of the ejection hook and the mosquito screen net in this embodiment;

[0027] The reference signs in the drawings are as follows:

[0028] 100-baseband, 101-gap, 102-glue injection hole, 103-glue injection groove;

[0029] 200 - hook body, 201 - connecting column body, 202 - connecting head, 203 - barb portion, 204 - arc-shaped hook surface, 205 - circular arc-shaped transition surface;

[0030] 300 - mosquito net window screen, 400 - grid. DETAILED DESCRIPTION

[0031] The utility model will be described in further detail below in combination with the drawings and specific embodiments.

[0032] In this embodiment, refer to Figures 1-5 The specific implementation of an arrow-shaped injection hook includes a base strip 100 and hook bodies 200 uniformly distributed on the surface of the base strip 100. The hook bodies 200 are distributed in a convex manner on the base strip 100. The hook body 200 includes a connecting column body 201 and a connecting head 202 arranged on the connecting column body 201. The bottom end of the connecting column body 201 is connected with the base strip 100, and the top end of the connecting column body 201 extends outward and is connected with the connecting head 202. The top of the connecting head 202 is formed with two barb portions 203 respectively inclined to both sides. The two barb portions 203 are symmetrically arranged on both sides of the connecting head 202, and the two inclined barb portions 203 respectively extend from the top end of the connecting head 202 to both sides to form an included angle, so that the connection between the connecting head 202 and the connecting column body 201 forms an arrow shape. The bottom of each of the two barb portions 203 is formed with an arc-shaped hook surface 204 recessed inward. The connecting apexes of the adjacent two inclined barb portions 203 are formed with a convex circular arc-shaped transition surface 205.

[0033] The barb portion 203 extends obliquely from the top end of the connecting head 202 to the connecting column body 201, and the outer side surface of the barb portion 203 is an inclined surface. The inclined surface of the barb portion 203 facilitates the plug-in connection with the external connecting piece, thereby improving the convenience of connection.

[0034] The hook bodies 200 are arranged in a rectangular array on the upper surface of the base strip 100, and adjacent two hook bodies 200 form a gap 101. The gap 101 is arranged for plug-in installation of the paired external connecting piece, thereby facilitating connection and installation.

[0035] The included angle of the two inclined barb portions 203 is 45°-130°. The included angle of the two inclined barb portions 203 is 125°. Specifically, the maximum width of the barb portion 203 is greater than the width of the connecting column body 201. The hook body 200 and the base strip 100 are integrally formed.

[0036] In some embodiments, the magic tape with the injection hook can form a medium-strength adhesion to the surface of the loop tape when it is pressed on the surface of the loop tape. The smooth surface of the injection hook does not damage the skin, reduces the safety hazard, and can be used in products such as diapers for babies or adults.

[0037] The surface of the baseband 100 is provided with a through glue injection hole 102, which is spaced apart on the baseband 100 at equal intervals, and the glue injection hole 102 is arranged in an inverted horn shape. The back of the baseband 100 is provided with a glue injection groove 103 in communication with the glue injection hole 102, and the glue injection groove 103 extends along the length direction of the baseband 100.

[0038] The glue injection hole 102 provided can inject glue during the adhesion process between the back of the baseband 100 and the external fixed object, further ensuring the stability and firmness of the connection between the baseband 100 and the external fixed object.

[0039] Optionally, the inner diameter of the glue injection hole 102 near the base surface is smaller than the inner diameter of the glue injection hole 102 extending to the back of the baseband 100, so that it forms an inverted horn shape, so that the glue injection to the glue injection hole 102 by the external glue injection gun facilitates the flow of glue to the back of the baseband 100, reducing the penetration of glue to the surface of the baseband 100.

[0040] In some embodiments, the glue injection hole 102 is arranged at equal intervals on the baseband 100, so that it can be arranged at equal intervals for dispensing glue on the baseband 100, improving the firmness of the connection between the baseband 100 and the external fixed object.

[0041] Through the communication of the glue injection groove 103 and the glue injection hole 102, the glue flows through the glue injection groove 103 when the glue is injected into the glue injection hole 102, so as to ensure that the glue is distributed on the back of the baseband 100 and is adhered to the external fixed object.

[0042] In some embodiments, the glue injection groove 103 is arranged at the middle of the back of the baseband 100, and the back of the baseband 100 can be adhered with a 3M adhesive tape, which facilitates the convenient adhesion and fixation of the baseband 100. Optionally, the back of the baseband 100 can be directly installed by the 3M adhesive tape.

[0043] The specific application in the embodiment is that the injection hook is applied to the invisible screen curtain bonding structure of the anti-mosquito screen window net 300 without punching. Specifically, the surface of the anti-mosquito screen window net 300 is formed with a plurality of grids 400 matched with the hook body 200, the 3M tape is bonded with the back surface of the injection hook, the 3M tape is distributed on both sides of the glue injection groove 103, so that the injection hook is bonded on the edge of the window, the glue injection hole 102 is arranged to inject glue into the glue injection groove 103, so that the glue further firmly bonds the injection hook and the window edge, the edge of the anti-mosquito screen window net 300 is aligned with the injection hook and is pressed and buckled on the injection hook, so that the grid 400 of the anti-mosquito screen window net 300 is conveniently penetrated through the arc-shaped transition surface 205 on the connecting head 202, the damage or jamming of the grid 400 is reduced, the grid 400 is pressed and buckled to pass through the two inclined barb portions 203 between the connecting column 201 and the connecting head 202, the stability and firmness of the anti-mosquito screen window net 300 hooked by the two symmetrical barb portions 203 are increased, the anti-mosquito screen window net 300 hooked is also effectively prevented from being accidentally slipped, meanwhile, the bottom of the barb portion 203 is designed as the arc-shaped hook surface 204, the firmness and reliability of the grid 400 hooked and connected with the barb portion 203 are further ensured, and the hooking process is more smooth, the use of the pressing buckle of the external matching tool is reduced compared with the prior art, on the contrary, when the grid 400 is disassembled, the arc-shaped hook surface 204 is arranged to reduce the damage to the grid 400 hooked, and the use efficiency and convenience of the injection hook are improved.

[0044] In summary, as an example, the embodiment only specifically describes the application of the injection hook to the screen window net, the injection hook can also be widely applied to many industry fields including but not limited to clothing, hats, bags, sofas, curtains, tents, gloves, medical devices, electronic plastic factories and various products, and the like, and the injection hook is favored due to its excellent performance.

[0045] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form, although the utility model discloses the above preferred embodiment, however, it is not used to limit the utility model, any skilled person in the art can make some changes or modifications within the scope of the technical scheme of the utility model by using the disclosed technical content, as long as the changes or modifications are equivalent, any simple modification, equivalent change and modification made to the above embodiment according to the utility model technology are within the scope of the technical scheme of the utility model.

Claims

1. An arrow-shaped injection hook, comprising a baseband and a plurality of hook bodies uniformly distributed on the surface of the baseband, the hook bodies being distributed in a protruding manner on the baseband, characterized in that: The hook body includes a connecting column and a connector head disposed on the connecting column. The bottom end of the connecting column is connected to the base band, and the top end of the connecting column extends outward and connects to the connector head. The top of the connector head has two barb portions that are inclined to both sides. The two barb portions are symmetrically disposed on both sides of the connector head, and the two inclined barb portions extend from the top end of the connector head to both sides at an angle, so that the connection between the connector head and the connecting column forms an arrow shape. The bottom of the two barb portions has an inwardly concave arc-shaped hook surface, and the connection apex of two adjacent inclined barb portions forms an arc-shaped transition surface.

2. The arrow-shaped injection hook according to claim 1, characterized in that: The barb extends obliquely from the top of the connector towards the connecting column, and the outer surface of the barb is an inclined slope.

3. The arrow-shaped injection hook according to claim 1, characterized in that: The hooks are arranged in a rectangular array on the upper surface of the baseband, and there is a gap between adjacent hooks.

4. The arrow-shaped injection hook according to claim 1, characterized in that: The included angle between the two inclined barbs is 45°-130°.

5. The arrow-shaped injection hook according to claim 4, characterized in that: The included angle between the two inclined barbs is 125°.

6. An arrow-shaped injection hook according to any one of claims 1-5, characterized in that: The baseband has several through-holes for injecting adhesive, which are evenly spaced on the baseband and arranged in an inverted trumpet shape.

7. The arrow-shaped injection hook according to claim 6, characterized in that: The back of the baseband is provided with a glue injection groove that communicates with the glue injection hole, and the glue injection groove extends through the baseband along its length.

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