TWM545845U - Bolt and its dedicated sleeve structure - Google Patents

Description

Bolt and sleeve structure dedicated to it

This creation department has a special sleeve structure for bolts and the like, especially a kind of bolt whose head appearance is complete and smooth, which can avoid the disadvantages of the bolt being collapsed due to rust and corrosion of the head, and the extension is provided. The effect of service life and better usability.

Press, bolts are often used when objects and objects are locked. Most common bolts on the market include a head and a rod extending downward from the head. The outer circumference of the rod is provided with a threaded portion. The head is provided with a glyph or a cross-shaped groove for pushing a corresponding locking tool (such as a flat-blade or a cross-driver) into the groove to urge the bolt to rotate, so that the threaded portion of the bolt is screwed into the screw In the locking hole of the object; however, when the bolt is rotated, the point at which the locking tool contacts the bolt is a word or a cross-shaped groove, which often causes the groove in the repeated screwing or loosening action. Expanding the deformation or causing damage, in addition to affecting the integrity of the appearance of the object to be locked, and because the groove is exposed on the outside of the head of the bolt, it is easy to become the starting point of corrosion, causing the bolt to follow the rust and fail to provide the lock. In the end, it is more likely that the structure of the object will be damaged by the collapse of the bolt, which is more likely to threaten the safety of human life, and it is an important issue to be solved urgently.

In view of the above situation, the creator invested a lot of time to study relevant knowledge, and compared various advantages and disadvantages, research and development of related products, and after many experiments and tests, finally launched the "bolt and the special sleeve for cooperation with it." Structure" improves the above-mentioned lacks to meet the needs of the public.

The main purpose of this creation is to provide a bolt with the disadvantage of avoiding rust and corrosion of the bolt head, and finally causing the bolt to collapse and being unusable, providing the function of extending the life of the bolt and making the bolt more usable. .

Therefore, in order to achieve the above object and effect, the inventive bolt and the sleeve structure specially matched therewith comprise: a bolt having a head and a rod attached to a lower end of the head, the head being a plurality of slots are recessed at a lower edge of the largest outer edge portion, and a threaded portion is disposed around the outer periphery of the rod body. Further, the head portion has a complete circular arc surface and the plurality of slots are not exposed outward; The sleeve has a set of connecting holes at one end and a set of holes at the other end, wherein the set of holes is for inserting and locking the locking tool with its corresponding driving end, and the set of holes is available for the head of the bolt a sleeve, and a plurality of elastic positioning members are inserted into the sleeve to extend into the plurality of slots; accordingly, the force of the locking tool can drive the bolt to rotate or screw or screw loosely, and Because the bolt has a complete and smooth appearance, the bolt can be prevented from rusting and corroding, and the utility model has the advantages of prolonging the service life and better usability.

A further technical feature of the present invention is that the head of the bolt is semi-circular, and the largest diameter portion of the head is the bottom surface thereof, and the head and the rod are connected in a straight shape with the bottom surface. a plurality of slots are semicircular on the bottom surface, And the shape is set by the radial direction toward the center of the circle.

A further technical feature of the present invention is that the head of the bolt is oval, and the head is connected to the rod in a tapered shape, and the largest diameter portion of the head is exactly half of its height, and the plurality of insertions The groove is provided in a circular shape at a half of the height of the head and is disposed radially to the center of the circle.

A further technical feature of the present invention is that the bolt has three slots.

A further technical feature of the present invention is that the elastic positioning member is coupled with a spring by a circular pin, so that the pin can be telescopically actuated to correspondingly snap into or out of the slot.

A further technical feature of the present invention is that the locking tool is a general wrench having a driving end and a biasing end. The driving end is formed in a square column shape, and the sleeve has a square shape corresponding to the assembling hole.

A further technical feature of the present invention is that the locking tool is a general screwdriver, which has a driving end and a biasing end. The driving end is formed in a round rod shape, and the sleeve is arranged in a circle correspondingly. shape.

Combining the technical features described above with respect to the present invention, the advantage is that the head has a complete circular arc surface by providing a plurality of slots at the lower edge of the maximum outer edge portion of the bolt head and The plurality of slots are not exposed outwards, and the head of the bolt has a complete and smooth appearance, thereby avoiding rust and corrosion of the bolt, thereby solving the problem that the groove of the conventional screw is attached to the head and exposed, and is easily corroded. The starting point, causing the screw to affect the appearance of the object being locked due to rust, and The screw breaks and breaks, it can not provide the locking effect, and finally it is more likely to cause the structure of the object to follow the damage. Therefore, this creation 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, 1'‧‧‧ bolts

11, 11' ‧ ‧ head

12, 12’‧‧‧ rods

13, 13’‧‧‧ slots

14, 14' ‧ ‧ thread department

15‧‧‧ bottom

2, 2'‧‧‧ sleeve

21, 21' ‧ ‧ set of holes

22, 22’‧‧‧ Set holes

23, 23'‧‧‧ Elastic positioning parts

231, 231’‧‧‧ pin

232, 232' ‧ ‧ spring

3, 3'‧‧‧Locking tools

31, 31’‧‧‧ drive

32, 32’‧‧‧ force end

The first figure A is a schematic view of the three-dimensional appearance of the bolt of the first preferred embodiment of the present invention.

Figure B is a schematic side elevational view of the bolt of the first preferred embodiment of the present invention.

The first figure C is a schematic plan view of the bolt of the first preferred embodiment of the present invention.

The second figure A is a schematic view of the three-dimensional appearance of the bolt of the second preferred embodiment of the present invention.

Figure 2B is a schematic side elevational view of the bolt of the second preferred embodiment of the present invention.

The third figure A is a schematic view of the three-dimensional appearance of the creation sleeve.

The third figure B is a schematic cross-sectional view of the creation sleeve.

The fourth figure A is a schematic diagram of the use of the creation sleeve with a wrench.

The fourth figure B is a schematic diagram of the use of the creation sleeve and the screwdriver.

Fig. 5A is a schematic cross-sectional view showing the use of the present sleeve and the bolt of the first preferred embodiment.

Figure 5B is a schematic cross-sectional view showing the use of the present sleeve and the bolt of the second preferred embodiment.

In order to clarify the purpose and effect of the above-mentioned creations, the features and effects of the present invention will be described in detail with reference to the drawings. For the creation of the bolt and the sleeve structure for its cooperation, please refer to the first to fifth The figure includes a bolt 1 having a head 11 and a rod 12 attached to a lower end of the head 11, the head 11 having a plurality of insertions at a lower edge of a maximum outer edge portion thereof. The groove 13 is provided with a threaded portion 14 around the outer periphery of the rod body 12. Further, the head portion 11 has a complete circular arc surface and the plurality of slots 13 are not exposed outward; a sleeve 2 has a set at one end The through hole 21 and the other end have a set of holes 22 for the locking tool 3 to be inserted into the corresponding driving end 31, and the sleeve hole 22 is provided for the head of the bolt 1. The portion 11 is sleeved, and a plurality of elastic positioning members 23 are disposed in the sleeve hole 22 to extend into the plurality of slots 13; accordingly, the force of the locking tool 3 can drive the bolt 1 to rotate Tight or loose, and because the head 11 of the bolt 1 has a complete and smooth appearance, the bolt 1 can be prevented from rusting and corroding, and the utility model has the advantages of prolonging the service life and better usability (the foregoing is mainly the main embodiment of the present invention) The technical characteristics, which correspond to the content of the first item of the patent application scope of the present case, can be known in detail about the purpose and implementation form of the present creation, and The technical features described in the scope of the patent application are the detailed description or additional technical features of the first item of the patent application scope, and are not intended to limit the scope of the first item of the patent application scope. The item does not necessarily have to include the technical features described in the remaining scope of the related patent application).

It must be stated first that the term "bolt" as used in this specification includes a screw, and the description of the specification is only indicated by a bolt; however, the head 11 of the bolt 1 in the first preferred embodiment of the present invention It is semi-circular, as shown in the first figures A and B, wherein the maximum edge diameter portion of the head portion 11 is the bottom surface 15 thereof, and the head portion 11 and the rod body 12 are connected in a straight line with the bottom surface 15 The plurality of slots 13 are disposed on the bottom surface 15 in a semi-circular shape and are disposed in a radial direction toward the center of the circle. As shown in the first figure C, the slots are inserted. The slot 13 is represented by three, and the sleeve 2 is correspondingly provided with three elastic positioning members 23, as shown in the third figure A, so that the bolt 1 can cooperate with the sleeve 2 to have a better clamping force to drive the bolt. 1 rotation, the number of the slot 13 and the elastic positioning member 23 in the specification is only a preferred use state in the present embodiment, and is not limited thereto as a limitation of the number of the slots 13 and the sleeve of the bolt 1 2 The number of the plurality of elastic positioning members 23 correspondingly disposed is indicated here; and, in conjunction with the second drawings A and B, the second preferred embodiment of the present invention has the head 11 of the bolt 1'. 'It is oval, the head 11' is connected in a conical shape between the rods 12', and the maximum diameter of the head 11' is exactly half of its height (h) (marked as 1⁄2h), the plurality of slots 13' are disposed at a half of the height h of the head portion 1⁄2h in a circular shape, and are disposed radially to the center of the circle; please also refer to the third figure B, the elastic positioning member 23 A spring pin 231 is engaged by a circular pin 231 so that the pin 231 can be telescopically actuated to snap into or out of the slot 13. For example, as shown in FIG. 4A, the locking tool 3 is a general wrench having a driving end 31 and a biasing end 32. The driving end 31 is formed in a square column shape, and the sleeve 2 is assembled. The connecting hole 21 is correspondingly formed in a square shape, and the applying end 32 is used for the user to hold the force to drive the sleeve 2 to rotate; or, as shown in the fourth figure B, the locking tool 3' is as follows. a screwdriver, which also has a driving end 31' and a biasing end 32', which can be driven by a user to apply a force to drive the sleeve 2' to rotate. The driving end 31' is formed in a round rod shape. Then, the sleeve 2' has a circular shape corresponding to the assembly hole 21'.

Looking at the above-mentioned contents for this creation, please refer to Figure 5A. And B, by providing the plurality of slots 13, 13' of the bolt 1, 1' at the lower edge of the largest outer edge portion of the head portion 11, 11', the head portion 11, 11' has a complete arcuate surface, and the plurality of slots 13, 13' are located in the semi-circular portion 1 of the head 1 of the bolt 1 and the half of the height h of the head 11' of the bolt 1' which is oval 1⁄2h, so the heads 11, 11' of the creation bolts 1, 1' are completely round and sleek, and some of the slots 13, 13' are blocked by the heads 11, 11' without being exposed outward, so that several The slots 13, 13' are rusted and corroded, so as to avoid the appearance of the objects (not shown) that the bolts 1, 1' are locked due to rust, and the bolts 1, 1' can be prevented from being rusted. Corrosion, fracture or collapse, can not provide the locking effect, and finally cause the structure of the object to follow the corrosion and damage. This creation can solve the problem that the conventional bolt groove is exposed on the outer surface of the bolt's head, which is easy to become corroded. The starting point causes the bolt to follow the rust and does not provide the locking effect. The structure of the bolts 1 and 1' is matched with the special sleeves 2, 2', and a plurality of elastic positioning members 23, 23 are disposed in the sleeve holes 22, 22', and the sleeves 22, 22' are aligned with the sleeves 22, 22' When the heads 11 and 11' of the bolts 1 and 1' are sleeved, the plurality of elastic positioning members 23, 23' will project into the plurality of slots 13, 13', and thus press the springs thereof. 232, 232' generates a holding force, so that the circular pin 231, 231' is pushed forward to insert and bite the plurality of slots 13, 13', even if the sleeve 2, 2' can be clamped The heads 11 and 11' of the bolts 1, 1' are urged against the locking tools 3, 3', so that the bolts 1, 1' can be driven to be screwed or loosened. And the special sleeve structure cooperated therewith, which is more in line with the practicality and progress of the public use than the prior art, and the above is only a preferred embodiment for explaining the creation, and is not an attempt Do anything to this creation The formal limitation is that any modification or change made to the creation in the same creative spirit should be included in this creation for other types that can be implemented and have the same effect. Within the scope of intentional protection.

In summary, the design bolt, the utility model and the economical efficiency of the original bolt and the sleeve structure specially matched with it are completely in line with the development of the industry, and the disclosed structure creation is also unprecedented innovation. Construction, which has not been seen in any publications, and there are no similar products on the market, so its "novelty" should be considered.

1‧‧‧ bolt

11‧‧‧ head

12‧‧‧ rod body

13‧‧‧ slots

14‧‧‧Threading Department

15‧‧‧ bottom

2‧‧‧Sleeve

22‧‧‧Set holes

23‧‧‧Flexible positioning parts

231‧‧‧ pin

232‧‧ ‧ spring

Claims (10)

a bolt structure having a head and a rod attached to a lower end of the head, the head having a plurality of slots recessed at a lower edge of the largest outer edge portion thereof, the outer circumference of the rod surrounding a threaded portion is provided for driving a special sleeve by a locking tool, and a plurality of elastic positioning members of the sleeve are inserted into the plurality of slots to drive, and the bolt is driven to rotate and tighten Or loose, and the head has a complete arcuate surface and the slots are not exposed outward. A bolt structure according to claim 1, wherein the head of the bolt is semicircular, and the largest diameter portion of the head is the bottom surface thereof, and the bottom surface of the bolt and the rod body are In a straight connection, the plurality of slots are formed in a semicircular shape on the bottom surface and are disposed in a radial direction toward the center of the circle. A bolt structure according to claim 1, wherein the head of the bolt is oval, and the head is connected to the rod in a tapered shape, and the maximum diameter of the head is just the height of the head. In half, the slots are rounded at half the height of their head and are arranged radially to the center of the circle. A bolt structure according to the invention of claim 2, wherein the bolt has three slots. A bolt and a sleeve structure specially matched therewith, comprising: a bolt having a head and a rod attached to a lower end of the head, the head being recessed at a lower edge of a maximum outer edge portion thereof a plurality of slots, a threaded portion is disposed around the outer periphery of the rod body, and the head portion has a complete circular arc surface and the plurality of slots are not exposed outward; a sleeve having a plurality of holes at one end and another One end has a set of holes for the locking tool to be inserted into the corresponding driving end, and the set hole can be Providing a head sleeve of the bolt, and a plurality of elastic positioning members are disposed in the sleeve hole to extend into the plurality of slots; thereby applying a force to the locking tool can drive the bolt to rotate and tighten Or the screw is loose, and because the bolt has a complete and smooth appearance, the bolt can be prevented from rusting and corroding, and the utility model has the advantages of prolonging the service life and better usability. According to the bolt of the fifth aspect of the patent application and the sleeve structure specially matched therewith, wherein the elastic positioning member is matched with a spring by a circular pin, so that the pin can be telescopically operated to correspondingly engage or withdraw. groove. According to the bolt of the sixth aspect of the patent application and the sleeve structure specially matched therewith, wherein the head of the bolt is semicircular, and the largest diameter portion of the head is the bottom surface thereof, the head and the rod body The bottom surface is connected in a straight shape, and the plurality of slots are formed in a semicircular shape on the bottom surface and are disposed in a radial direction toward the center of the circle. According to the bolt of the sixth aspect of the patent application and the sleeve structure for cooperation therewith, wherein the head of the bolt is oval, and the head is connected to the rod in a tapered shape, and the maximum diameter of the head is The portion is exactly half of its height, and the slots are rounded at half of the height of the head and are disposed radially to the center of the circle. The bolt according to any one of the items 5 to 8 of the invention, wherein the locking tool is a general wrench having a driving end and a biasing end, the driving When the end is formed in a square column shape, the sleeve has a square shape corresponding to the assembly hole. A bolt according to any one of the items 5 to 8 of the invention, wherein the locking tool is a general screwdriver having a driving end and a biasing end, The driving end is formed in a round rod shape, then the The sleeve has a circular shape corresponding to the assembly hole.