CN212637057U

CN212637057U - Trailer ball

Info

Publication number: CN212637057U
Application number: CN202021397938.9U
Authority: CN
Inventors: 林德龙; 黄强; 徐上兰
Original assignee: Ruian Huadong Forging Co ltd
Current assignee: Ruian Huadong Forging Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-03-02
Anticipated expiration: 2030-07-16

Abstract

The utility model discloses a trailer ball, including chassis, linking arm, spheroid and regulating block, one side on chassis is fixed with the linking arm, and the top of linking arm installs the spheroid, the intermediate position department of spheroid bottom is provided with the regulating block, the top of linking arm be provided with regulating block assorted adjustment tank, and the both ends of spheroid bottom all are fixed with wire rope, and the both ends of adjustment tank all evenly weld have the reinforcement ring to wire rope's bottom mounting have with reinforcement ring assorted reinforcement hook. The utility model discloses an install spheroid, regulating block and adjustment tank for the device has optimized the performance of self, and during the use, the user can utilize the threaded connection effect between regulating block and the adjustment tank according to the demand of installation, changes spheroidal position, realizes the adjustment to the whole height that uses of device, and then has strengthened the suitability of device, is favorable to the device's long-term popularization.

Description

Trailer ball

Technical Field

The utility model relates to an automobile parts technical field specifically is a trailer ball.

Background

The trailer ball is used extensively in daily life, and it is installed at the car afterbody usually for pull car as a house, yacht, sandy beach motorcycle, bicycle and storage tank etc. and it need cooperate the car fixed bolster to install on the car when in-service use, but current trailer ball still has following not enough when in-service use: the common trailer ball is not easy to adjust the use height, which causes the low applicability of the device and can not fully meet the installation requirement of a user; the existing trailer balls on the market also have the problems of simple structure, single fixing mode and no reinforced structure, which causes poor firmness of the device; the existing trailer ball also generally has the defects of difficult fixed installation and poor anti-skid performance, and the use effect of the device is poor.

Disclosure of Invention

An object of the utility model is to provide a trailer ball to the difficult adjustment that provides in solving above-mentioned background art uses height, simple structure, fixed mode single, does not possess reinforced structure and difficult fixed mounting and the poor problem of skid resistance.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a trailer ball, includes chassis, linking arm, spheroid and regulating block, one side on chassis is fixed with the linking arm, and the spheroid is installed on the top of linking arm, the intermediate position department of spheroid bottom is provided with the regulating block, the top of linking arm be provided with regulating block assorted adjustment tank, the reinforcing ring that is used for connecting wire rope all has all been welded at the top both ends on chassis to wire rope's end fixing have with reinforcing ring assorted reinforcement hook, spheroidal top is provided with the spacing groove, the internally mounted of spacing groove has the stopper.

Preferably, the chassis and the connecting arm form an integrally formed structure, the materials of the chassis, the connecting arm and the ball body are all stainless steel, and the limiting block and the limiting groove form clamping connection, so that the structure of the device is optimized, and the firmness of the whole structure of the device is enhanced.

Preferably, both ends on chassis all evenly are provided with first fluorescence identification strip, and the outer wall of linking arm evenly is provided with second fluorescence identification strip for the device is convenient for discern, and has promoted the pleasing to the eye degree of device.

Preferably, all be provided with the screw thread pilot hole on the chassis at linking arm both ends, and the chassis is kept away from one side of linking arm and evenly is provided with rubber non-slip raised to constitute the hot melt between rubber non-slip raised and the chassis and be connected, make its person of facilitating the use carry out fixed mounting with chassis and car fixed bolster.

Preferably, the outer side wall of the ball body is wrapped by the polysulfone rigid layer, and the vertical center line of the ball body and the vertical center line of the limiting block are on the same vertical line, so that the strength, the skid resistance and the corrosion resistance of the outer wall of the ball body are improved.

Preferably, the lateral wall of regulating block is provided with the external screw thread, and constitutes integration welded structure between regulating block and the spheroid, and the inside wall of adjustment tank is provided with the internal thread with external screw thread assorted to constitute integration welded structure between adjustment tank and the linking arm, make it can realize the adjustment to the whole height of using of device, strengthened the suitability of device.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the trailer ball is provided with the ball body, the adjusting block and the adjusting groove, so that the performance of the device is optimized, when the trailer ball is used, a user can change the position of the ball body by utilizing the threaded connection effect between the adjusting block and the adjusting groove according to the installation requirement, the integral use height of the device is adjusted, the applicability of the device is further enhanced, and the long-term popularization of the device is facilitated;

(2) the trailer ball is provided with the ball body, the adjusting groove, the reinforcing hook, the reinforcing ring, the limiting block, the limiting groove and the adjusting block, so that the structure of the device is optimized; simultaneously, through the reinforcement ring and the wire rope that set up, at the trailer connector with the utility model discloses a trailer ball is connected the back, is connected the reinforcement hook that the reinforcement hook of the other end is connected with the trailer connector with wire rope one end and the reinforcement ring on the trailer ball, like this when the unexpected back of deviating from the trailer ball of trailer connector, because wire rope pulls, can prevent effectively that trailer connector tip from causing the damage with road surface collision, is showing and has increased the security.

(3) This trailer ball is through installing the chassis, the screw thread pilot hole, rubber non-slip raised and polysulfone rigid layer, when making the device specifically use, the user can utilize the screw thread pilot hole on the one hand, carry out fixed mounting with chassis and car fixed bolster through screw and nut, and through evenly being provided with rubber non-slip raised on the chassis, firm performance when having promoted chassis and car fixed bolster fixed, on the other hand has the polysulfone rigid layer through wrapping up at spheroidal lateral wall, utilize polysulfone resin to promote the intensity of spheroid outer wall, non-skid property and corrosion resistance.

Drawings

Fig. 1 is a front view of the structure of the present invention.

Fig. 2 is a schematic side view of the cross-sectional structure of the present invention.

Fig. 3 is a schematic view of the top view of the partial cross-sectional structure of the present invention.

In the figure: 1. a first fluorescent identification strip; 2. a chassis; 3. a connecting arm; 4. a second fluorescent identification strip; 5. a threaded assembly hole; 6. an adjustment groove; 7. a sphere; 8. an adjusting block; 9. a limiting block; 10. a limiting groove; 11. rubber anti-skid projections; 12. a polysulfone rigid layer; 13. a reinforcing ring; 14. a wire rope; 15. and (5) reinforcing the hook.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a trailer ball comprises a chassis 2, a connecting arm 3, a ball body 7 and an adjusting block 8, wherein the connecting arm 3 is fixed on one side of the chassis 2, the ball body 7 is installed at the top end of the connecting arm 3, the adjusting block 8 is arranged in the middle of the bottom end of the ball body 7, an adjusting groove 6 matched with the adjusting block 8 is formed in the top end of the connecting arm 3, reinforcing rings 13 used for connecting steel wire ropes 14 are welded at two ends of the top of the chassis 2, reinforcing hooks 15 matched with the reinforcing rings 13 are fixed at the end portions of the steel wire ropes 14, a limiting groove 10 is formed in the top end of the ball body 7, a limiting block 9 is installed inside the limiting groove 10, the chassis 2 and the connecting arm 3 form an integrally formed structure, the chassis 2, the connecting arm 3 and the ball body 7 are made of stainless steel, and the;

the structure of the device is optimized, and the firmness of the whole structure of the device is enhanced;

the two ends of the chassis 2 are uniformly provided with first fluorescent identification strips 1, and the outer wall of the connecting arm 3 is uniformly provided with second fluorescent identification strips 4;

when the device is used, the first fluorescent identification strip 1 and the second fluorescent identification strip 4 are arranged on the outer wall of the device, so that the device is convenient to identify, and the attractiveness of the device is improved;

threaded assembling holes 5 are formed in the chassis 2 at two ends of the connecting arm 3, rubber anti-skid protrusions 11 are uniformly arranged on one side, away from the connecting arm 3, of the chassis 2, and the rubber anti-skid protrusions 11 are in hot-melt connection with the chassis 2;

when the automobile fixing bracket is used, a user can fixedly install the chassis 2 and the automobile fixing bracket through screws and nuts by utilizing the threaded assembling holes 5, and the rubber anti-skidding protrusions 11 are uniformly arranged on the chassis 2, so that the firmness of the chassis 2 and the automobile fixing bracket during fixing is improved;

the outer side wall of the ball body 7 is wrapped with a polysulfone rigid layer 12, and the vertical center line of the ball body 7 and the vertical center line of the limiting block 9 are on the same vertical line;

when the ball is used, the outer side wall of the ball body 7 is wrapped with the polysulfone rigid layer 12, and the strength, the skid resistance and the corrosion resistance of the outer wall of the ball body 7 are improved by using polysulfone resin;

the outer side wall of the adjusting block 8 is provided with an external thread, an integrated welding structure is formed between the adjusting block 8 and the ball body 7, the inner side wall of the adjusting groove 6 is provided with an internal thread matched with the external thread, and the adjusting groove 6 and the connecting arm 3 form an integrated welding structure;

during the use, can utilize the threaded connection effect between regulating block 8 and the adjustment tank 6 according to the demand of installation, change the position of spheroid 7, realize the adjustment to the whole height that uses of device, strengthened the suitability of device.

The working principle is as follows: when in use, a user can firstly utilize the threaded assembling hole 5 to fixedly install the chassis 2 and the automobile fixing bracket through screws and nuts according to the installation requirement, the position of the ball body 7 is changed by utilizing the threaded connection effect between the adjusting block 8 and the adjusting groove 6, the adjustment of the integral use height of the device is realized, the applicability of the device is enhanced, the fixing performance of the chassis 2 and the automobile fixing bracket is improved by uniformly arranging the rubber anti-slip bulges 11 on the chassis 2, then the top end surface of the automobile fixing bracket is adjusted, the limiting block 9 welded on the top end of the automobile fixing bracket in advance is clamped into the limiting groove 10 at the top end of the ball body 7, the fixing performance of the automobile fixing bracket and the top end of the ball body 7 in press fit connection is improved through the clamping connection structure formed by the limiting block 9 and the limiting groove 10, and the risk of loosening and offsetting is reduced, when the device uses in addition, on the one hand has polysulfone rigid layer 12 through the lateral wall parcel at spheroid 7, utilizes polysulfone resin to promote the intensity of spheroid 7 outer wall, antiskid nature and corrosion resistance, and on the other hand is through being provided with first fluorescence identification strip 1 and second fluorescence identification strip 4 at the device outer wall, makes the device be convenient for discernment, and has promoted the pleasing to the eye degree of device, when hanging the trailer with adding, through the reinforcing ring and the wire rope that set up, at the trailer connector with the utility model discloses a trailer ball is connected the back, is connected the reinforcing hook of wire rope one end and the trailer connector connection other end with the reinforcing ring on the trailer ball, like this when the unexpected back of deviating from the trailer ball of trailer connector, because wire rope pulls, can effectively prevent trailer connector end and road surface collision from causing the damage, is showing and has increased the security.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a trailer ball, includes chassis (2), linking arm (3), spheroid (7) and regulating block (8), its characterized in that: one side on chassis (2) is fixed with linking arm (3), and spheroid (7) are installed on the top of linking arm (3), the intermediate position department of spheroid (7) bottom is provided with regulating block (8), the top of linking arm (3) be provided with regulating block (8) assorted adjustment tank (6), the top both ends on chassis (2) all weld have reinforcing ring (13) that are used for connecting wire rope (14) to the end fixing of wire rope (14) have with reinforcing ring (13) assorted reinforcing hook (15), the top of spheroid (7) is provided with spacing groove (10), the internally mounted of spacing groove (10) has stopper (9).

2. A hitch ball as claimed in claim 1, wherein: the chassis (2) and the connecting arm (3) form an integrated structure, the materials of the chassis (2), the connecting arm (3) and the ball body (7) are all stainless steel, and the limiting block (9) and the limiting groove (10) form clamping connection.

3. A hitch ball as claimed in claim 1, wherein: the two ends of the chassis (2) are uniformly provided with first fluorescent identification strips (1), and the outer wall of the connecting arm (3) is uniformly provided with second fluorescent identification strips (4).

4. A hitch ball as claimed in claim 1, wherein: all be provided with screw thread pilot hole (5) on chassis (2) at linking arm (3) both ends, and one side that linking arm (3) were kept away from in chassis (2) evenly is provided with rubber non-skid stud (11) to constitute the hot melt between rubber non-skid stud (11) and chassis (2) and be connected.

5. A hitch ball as claimed in claim 1, wherein: the outer side wall of the ball body (7) is wrapped by a polysulfone rigid layer (12), and the vertical center line of the ball body (7) and the vertical center line of the limiting block (9) are on the same vertical line.

6. A hitch ball as claimed in claim 1, wherein: the lateral wall of regulating block (8) is provided with the external screw thread, and constitutes integration welded structure between regulating block (8) and spheroid (7), the inside wall of adjustment tank (6) be provided with external screw thread assorted internal thread to constitute integration welded structure between adjustment tank (6) and linking arm (3).