CN215195325U

CN215195325U - Football goal with replaceable rigid and flexible doorposts

Info

Publication number: CN215195325U
Application number: CN202022372736.5U
Authority: CN
Inventors: 莫盛南
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-12-17
Anticipated expiration: 2030-10-12

Abstract

A football goal with a replaceable rigid and flexible gate post is a football goal consisting of two bows consisting of bow arms respectively erected outside the end line of a ball field, rigid and flexible strings which can be replaced and are vertical to the end line, and a cross beam above the supporting end line; wherein, the flexible doorpost is a flexible doorpost formed by connecting two ends of a bowstring rope with a spring, flexibly wrapping the bowstring rope and arranging a string tension adjusting bolt; the rigid door post column body is made of rigid materials, one end of the rigid door post column body is provided with a bolt lifting adjusting device, and the rigid door post column body is coaxially connected with the column; the two ends of the column are respectively matched with the bayonet holes, the length of the column is extended and contracted as required through the rotation of the shaft and the screw rod, and the rigid door column can be replaced to be quickly disassembled on the matched holes; and the spring bin at the upper end of the column is fixed and additionally provided with an arc bin cover by a screw so as to meet the requirement of the competition rule.

Description

Football goal with replaceable rigid and flexible doorposts

Technical Field

The utility model belongs to a football facility is a football goal that can swiftly replace rigid gatepost and flexible gatepost between daily teaching, training and match as required.

Background

As is known, football enjoys the reputation of "the first sport in the world", which is the sports with the most influence all over the world; however, just because the rigid goal posts without any safety precaution are used indiscriminately without teaching, training or competition, the daily football activities of the football teaching and training with wide participation in animals and violent antagonism are the same as the regular competition, the post-hitting accidents occur frequently and the injuries are continuous, and the accidents and the injuries which can be completely avoided can not be effectively avoided. Opening the internet, inputting 'accidents of column collision of foot jars', and presenting the front of eyes when a large number of columns are injured; the post-hitting injury accidents are still difficult to avoid even experienced top professional players, the post-hitting accidents happen occasionally, videos of the post-hitting accidents only belong to one corner of a iceberg, high-level regular games with video records are only one-half of football sports, a large number of post-hitting accidents are regular football activities outside the video records, for people participating in the football sports, even if post-hitting injuries are not in the way of going to the home, the users can see ears and smell, the users who do not know how much to enjoy the football influence work and study due to daily training post-hitting injuries, the users do not know how much to hit unrelated games due to the training of the post-hitting, and even end sports careers in advance, which is a fact that the users do not feel war. At present, safe football goals such as water filling and inflating are produced at the same time in order to reduce the damage caused by hitting the goal, but the goal cannot be used for routine training and even competition due to the reasons such as stability, durability and compliance of the goal; although the composite material goal is improved compared with the metal goal, the goal has no defect of injury caused by radically changing the rigid goal post. Therefore, people who like football do not need to find a novel football goal which can be quickly replaced between daily teaching, training and regular games, can be used for the games, and can reduce the damage caused by hitting the posts in the daily football activities outside the games.

Disclosure of Invention

In order to solve various drawbacks and problems existing in the prior various goals, the utility model adopts the general technical scheme that: the goal cross beam above the end line of the court is supported to form a goal frame; when the flexible door post is used for daily teaching and training, the flexible door post is installed, one of the skill measures of the post is that two ends of a string rope are connected and fixed with a spring, so that the string rope has elasticity; the second technical measure is that the string rope (rubber sleeve) is flexibly wrapped into the goal post, so that the goal post has double buffering fortification function; thirdly, a string tension bolt adjusting device is additionally arranged on the string rope, the flexible doorpost meets the requirements of daily football teaching and training through the adjustment of the device, and if a goal net is hung, the flexible doorpost can be used for daily teaching and training and can also be used for low-level competition; when a human body is in violent contact with the flexible doorpost, the rubber sleeve deforms, the springs at the two ends of the string rope stretch (the underground spring stretches and the top spring compresses), and the flexible doorpost swings along the stress direction, so that effective buffering is realized, and the aim of reducing the damage caused by hitting the doorpost is fulfilled; when the football with the mass less than 1 percent of the weight of the player is impacted, the flexible doorpost can only generate theoretical deformation and swing; when the impact kinetic energy is consumed, the door post can be instantly automatically reset to restore the function of the door post; when the football match is used for the regular football game, the flexible doorpost is unfastened from the spring fixedly connected with the flexible doorpost at two ends, and the rigid doorpost is installed, namely the football goal according with the current competition rules; the technical measure of the rigid doorpost is that bayonet holes matched with the rigid doorpost are arranged at two ends of the assembling position of the rigid doorpost; the other technical measure is that a bolt adjusting device is arranged on the rigid doorpost, and the nut is enabled to longitudinally move on the axis of the doorpost through the rotation of the shaft and the screw rod, so that the length of the rigid doorpost can be extended and contracted, and the rigid doorpost can be quickly assembled and disassembled on corresponding bayonet holes with preset fixed intervals.

Advantageous effects

The beneficial effects of the utility model are that, on same court, through swift assembly of removing just, flexible gatepost, realize both having accorded with the requirement of football match rule to the goal, can satisfy again daily football teaching, training to the needs of goal facility safe in utilization.

Drawings

The specific structure of the present invention is shown in the following embodiments and the accompanying drawings.

Fig. 1 is a left side view of the goal of the present invention.

Fig. 2 is a sectional view I-I of fig. 1. Namely a section view of the flexible string doorpost.

Fig. 3 is a plan view of the goal of the present invention (i.e., a view of the hollow of the goal).

Fig. 4 is a sectional view a-a of fig. 3, i.e., a sectional view of a flexible elastomeric chord doorpost.

Fig. 5 is a sectional view B-B of fig. 3, i.e., a sectional view of the rigid doorpost.

In all the above figures, the reference numeral 1 is a bearing bow arm, the reference numeral 2 is a goal crossbar, the reference numeral 3 is a string rope of a flexible goalpost, the reference numeral 4 is a semi-closed spring sleeve with a lower opening matched with the rigid goalpost, the reference numeral 5 is a spring, the shape is a tower shape, the reference numeral 6 is a string tension bolt adjusting device, the reference numeral 7 is a flexible sheath tube on a string, the reference numeral 8 is a spring sleeve with an upper opening in a square shape (matched with a square nut of the rigid goalpost), the reference numeral 9 is a plate spring for welding and fixing the crossbar and the spring sleeve, the reference numeral 10 is a rigid goalpost body, the reference numeral 11 is a rotatable screw rod protective cover connected with the body by a shaft, the reference numeral 12 is a jack for a rotating shaft and a screw rod handle on the protective cover, and the reference numeral 13 is a screw rod connected with the goalpost by a concentric shaft; numeral 14 is a nut on the screw; reference numeral 15 denotes a connecting shaft of the screw and the shaft.

Detailed Description

For purposes of illustration and description, the present embodiment assumes the same goal with the left post mounting a flexible goal post and the right post mounting a rigid goal post.

As shown in figure 1, two bearing bows 1 of the goal are welded by metal materials, the projection of the bow arm is vertical to the end line of the court when the goal is installed, the bearing bows are parallel to the left and right and stably stand outside the safe distance of 1.80 meters from the end line, a plate spring 9 is the extension of the bearing bow arm and is used as a connecting fixture of a goal cross beam 2 and a spring sleeve 4, and a string rope 3 is vertically fixed at the central position of a goal post of the court.

As shown in section I-I of fig. 2, the stainless steel string rope 3 passes through the circular rubber flexible sheath tube 7 with holes, the outer diameter of the sheath tube 7 is the same as that of the conventional door post, and the inner diameter is preferably seamless after passing through the string rope 3.

As shown in figure 3, the goal is located in the center of the court end line, the projection of the bearing bow is perpendicular to the court end line, and the cross beam of the goal coincides with the projection of the court end line.

As shown in section a-a of fig. 4, the top of the semi-closed spring sleeve 4 is welded and fixed with the plate spring 9, the opening of the semi-closed spring sleeve faces the bow arm, the spring 5 is a tower-shaped spring, the bottom ring of the spring is welded and fixed with the snap ring at the middle part of the sleeve 4, the circle center of the spring sleeve 8 coincides with the circle center of the goal post and is connected and fixed with the embedded base, the spring 5 in the sleeve 8 is the same as the spring of the sleeve 4, and the bottom ring of the spring is welded and fixed with the bottom of the sleeve 8. When the flexible doorpost is installed, the string rope 3 which is penetrated with the flexible protective cylinder with the appropriate length is connected with the spring 5 in the sleeve 8 at the center (a hook point), the screw rod at the other end of the string rope penetrates through the sleeve 4 and the spring 5 from bottom to top, the gasket (the outer diameter of the gasket is larger than the spring and smaller than the inner diameter of the sleeve 4), the nut and the screw rod form a bolt adjusting device 6 on the top of the spring, and the tension of the string rope is adjusted through the rotation of the nut on the bolt adjusting device 6, so that the goal of meeting the requirements of football sports is achieved; when the string rope needs to be disassembled, the nut on the adjusting device 6 is separated from the screw, and then the string rope is separated from the underground connecting point (spring) to be moved away.

As shown in section B-B of FIG. 5, the rigid door post 10 is made of metal, the top end of the post is matched with the pre-made hole of the sleeve 4, the bottom end of the post is provided with a bolt telescopic adjusting device and is connected with the post 10 through a concentric shaft 15, the adjusting device consists of a screw 13, a screw protective cover 11, a rotary handle jack 12 and a nut 14 with a square flange head, and the flanged head of the nut 14 is bayonet-fitted with the sleeve 8, when it is desired to assemble a rigid doorpost for a regular match, (after removing the flexible doorpost), after aligning the two ends of the rigid doorpost with the bayonet holes respectively, inserting the rotary handle (metal accessory) into the insertion hole 12 on the screw rod protection cover 11, pulling the handle, rotating the screw rod protection cover 11, a shaft 15 and a screw 13 which are welded into a whole with the protective cover synchronously rotate, a nut which is clamped in the sleeve 8 and is provided with a square flange head longitudinally moves, and the rigid door post is stably installed on the door post; when the door is required to be disassembled, the shaft 15 and the screw 13 synchronously rotate by rotating the screw protective cover, the nut 14 with the quadrangular flange head retracts, and after the whole length of the rigid door post is shortened, the rigid door post is separated from the bayonets of the

sleeves

4 and 8 under the action of gravity and elasticity, so that the door can be manually removed.

In order to meet the requirement of the competition rules, the spring bin of the sleeve 4 is sealed into a cylinder by an arc bin cover and is fixed by a bolt.

Claims

1. A football goal with a replaceable rigid and flexible goal post comprises a bearing bow arm, a cross beam and a goal post, wherein the goal post comprises a flexible goal post or a rigid goal post and is characterized in that two bows respectively consisting of the bearing bow arm which is vertically arranged outside an end line of a ball field and a string which is vertical to the end line support the cross beam above the end line to form a goal frame; the replaceable rigid and flexible doorposts are the same court, and the flexible doorposts or the rigid doorposts can be quickly replaced according to different requirements.

2. A replaceable rigid and flexible goal post football goal according to claim 1, wherein the flexible goal post is formed by connecting the two ends of the string with springs, so that the string has elastic flexibility.

3. A removable rigid, flexible goalpost football gate according to claim 1, wherein said flexible goalpost is flexibly wrapped with string cord.

4. The football goal of claim 1, wherein said flexible goal post is provided with string tension adjusting bolts.

5. The football goal of claim 1, wherein the rigid goal post is a goal post assembly position with a hole corresponding to the rigid goal post.

6. A replaceable rigid and flexible goal post football goal according to claim 1, characterized in that said rigid goal post is provided with bolt adjusting means.

7. A replaceable rigid, flexible goalpost football goal according to claim 1, characterized in that the spring sleeve (4) of the rigid goalpost is equipped with a side wall canopy.