Purse seine support capable of being conveniently and rapidly placed and stored

Abstract

The utility model relates to a seine support convenient and fast to place and store, which comprises a support outer cylinder and an inner cylinder sleeved on the lower portion of the support outer cylinder and capable of sliding along the support outer cylinder, an outer cylinder connecting base is mounted outside the support outer cylinder, and an inner cylinder connecting base is arranged at the bottom of the inner cylinder. Supporting legs and connecting rods are arranged between the outer cylinder connecting base and the inner cylinder connecting base, one sides of the supporting legs are hinged to the outer cylinder connecting base, the other sides of the supporting legs are hinged to one sides of the connecting rods, and the other sides of the connecting rods are hinged to the inner cylinder connecting base. The fence net support is simple in structure and convenient to use and store, meanwhile, the weight of the lower portion of the fence net support is increased, stability is improved, when the fence net support is in an unfolded state and an inner cylinder needs to be inserted into a supporting outer cylinder, the connecting rods and the supporting legs can be smoothly unfolded outwards, and the situation that the connecting rods and the supporting legs are located on the same straight line and cannot be folded is avoided. And a stress dead angle is formed to cause clamping stagnation.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of encircling net support that can be placed and stored conveniently and quickly. BACKGROUND

[0002] The encircling net support on market currently has pier type, umbrella type etc., wherein umbrella type can be folded and stored when not being used, save space, facilitate handling and placing, and is widely used in power construction. However, the existing umbrella type encircling net support has some drawbacks in use process, because the folding and unfolding of support leg is realized by the up-down movement of slidable sleeve on supporting rod, and the support leg is unfolded and folded by manually pressing the sleeve ring downward and pulling the sleeve ring upward by staff each time in use. In the process of pressing the sleeve ring downward to unfold the support leg, because the support leg in folding state is in a straight line with connecting rod, forming a dead angle of force, it is often difficult to open outward smoothly, causing certain difficulty in unfolding, and it is still somewhat inconvenient and laborious to use. The above reasons cause that the existing umbrella type encircling net support is inconvenient in use process, and the efficiency of installation and storage is low. SUMMARY

[0003] The utility model improves the above problems, i.e. the technical problem to be solved by the utility model is to provide an encircling net support that can be placed and stored conveniently and quickly, with simple structure and convenient use.

[0004] The utility model is constituted as follows, it includes support outer tube and the inner tube of being set in the lower part of support outer tube and can slide along support outer tube, the outer tube outside installation has outer tube connecting base, the inner tube bottom is provided with inner tube connecting base, the outer tube connecting base and inner tube connecting base between are provided with support foot and connecting rod, the support foot one side is hinged with outer tube connecting base, and the support foot other side is hinged with one side of connecting rod, the other side of connecting rod is hinged with inner tube connecting base.

[0005] Further, the elastic element is arranged between the connecting rod and the support foot to assist the connecting rod and the support foot not to be in the same straight line in the folding state.

[0006] Further, the outer tube connecting base and the support foot are hinged through connecting bolt A, the support foot and the connecting rod are hinged through connecting bolt B, and the connecting rod and the inner tube connecting base are hinged through connecting bolt C.

[0007] Further, the dual-purpose counterweight is arranged below the inner tube connecting base, and the upper and lower surfaces of the dual-purpose counterweight are threadedly connected with the lower part of the inner tube connecting base.

[0008] Further, one surface of the dual-purpose counterweight is a plane, and the other surface is provided with a fixed steel needle.

[0009] Further, the upper and lower parts of the dual-purpose counterweight are provided with threaded columns, the inner cylinder connecting base lower part is provided with threaded holes, and the threaded columns are screwed with the threaded holes.

[0010] Further, the middle part of the threaded hole is provided with an avoiding hole, which is communicated with the cavity of the inner cylinder.

[0011] Further, the upper and lower outer parts of the supporting outer cylinder are provided with adjustable spring buckles.

[0012] Further, the adjustable spring buckle comprises an elastic ring body used for fixing on the supporting outer cylinder, one end of the elastic ring body is provided with a hook A, the other end of the elastic ring body is provided with a hook B, and the hook A and the hook B are used for hanging the net.

[0013] Further, one end of the elastic ring body extends beyond the other end of the elastic ring body, the one end of the elastic ring body is higher than the other end of the elastic ring body, and a staggered space is formed between the upper and lower parts of the two ends of the elastic ring body; the bending directions of the hook A and the hook B are opposite, the hook A is downwardly bent, and the hook B is upwardly bent.

[0014] Compared with the prior art, the device has the following beneficial effects: the device has simple structure and is convenient to use; when the net support is used, the inner cylinder connecting base of the net support is placed on the ground, the inner cylinder is slid relative to the supporting outer cylinder and is moved to the inside of the supporting outer cylinder, the supporting legs are completely opened through the connecting rod, and stable support is formed; the spring element is arranged, so that the connecting rod and the supporting leg always have an inward folding elastic force; when the inner cylinder is to be inserted into the supporting outer cylinder, the connecting rod and the supporting leg can be smoothly opened outward, so that the problem that the connecting rod and the supporting leg cannot be smoothly opened outward due to the fact that the connecting rod and the supporting leg are on a straight line and form a dead angle of force and cause jamming is avoided; the hook A and the hook B of the elastic ring body are pressed inward, so that a gap is formed between the elastic ring body and the supporting outer cylinder, the elastic ring body can be moved to any position along the length direction of the supporting outer cylinder, the hook A and the hook B of the elastic ring body are loosened, the elastic ring body and the supporting outer cylinder are fastened again, and the hook A and the hook B are used for fixing the net rope; when the net support needs to be stored, the net rope on the hook A and the hook B is removed, the supporting outer cylinder is directly lifted upward, the inner cylinder is moved downward along the length direction of the supporting outer cylinder under the action of gravity, is automatically moved downward, drives the connecting rod and the supporting leg to be folded inward, and the connecting rod and the supporting leg form a straight line state, so that the storage of the net support is completed, and the net support can be placed on a tool vehicle or in a tool room. In addition, in the storage state, if one side of the dual-purpose counterweight with the needle is outward, the needle is only needed to be screwed, and the side with the needle is screwed into the inner cylinder, so that injury caused by the sharp outward needle is avoided. The device is arranged in the mode of the inner cylinder and the supporting outer cylinder, is convenient to store and take out, increases the weight of the lower part, and has a lower center of gravity, so that the device is more stable after being placed. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the structure of an embodiment of the present utility model;

[0016] Figure 2 for Figure 1 A magnified view of a portion of the image;

[0017] Figure 3 This is a schematic diagram of the working state of an embodiment of the present utility model. Figure 1 ;

[0018] Figure 4 This is a schematic diagram of the working state of an embodiment of the present utility model. Figure 2 ;

[0019] Figure 5 for Figure 3 A magnified view of a portion of the image;

[0020] Figure 6 for Figure 4 A magnified view of a portion of the image;

[0021] Figure 7 This is a schematic diagram of the adjustable spring-type buckle structure of an embodiment of the present utility model. Detailed Implementation

[0022] The present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.

[0023] Example: Figures 1-7 As shown, a fence support frame that can be easily and quickly placed and stored is provided, including a supporting outer cylinder 1 and an inner cylinder 2 sleeved on the lower part of the supporting outer cylinder and slidable along the internal cavity of the supporting outer cylinder. The outer diameter of the inner cylinder is smaller than the outer diameter of the supporting outer cylinder. An outer cylinder connecting base 6 is installed on the outside of the supporting outer cylinder, and an inner cylinder connecting base 5 is provided at the bottom of the inner cylinder. Multiple supporting feet 3 and multiple connecting rods 4 are provided between the outer cylinder connecting base and the inner cylinder connecting base. The number of connecting rods is the same as the number of supporting feet. One side of the supporting foot is hinged to the outer cylinder connecting base, and the other side of the supporting foot is hinged to one side of the connecting rod. The other side of the connecting rod is hinged to the inner cylinder connecting base.

[0024] In this embodiment of the utility model, in order to avoid the connecting rod and the support foot being in a straight line when they are closed, when the inner cylinder is inserted into the outer cylinder after the bottom of the inner cylinder touches the ground, sometimes the connecting rod and the support foot are in a straight line, forming a dead angle of force and causing jamming, which will prevent the connecting rod and the support foot from opening outward smoothly.

[0025] Therefore, the elastic element 8 is arranged between the connecting position of the connecting rod and the supporting leg, so as to assist the connecting rod and the supporting leg not to be in the same straight line in the folded state, the spring element is arranged to always have an inward folding elastic force of the connecting rod and the supporting leg, when the inner cylinder is inserted into the supporting outer cylinder, the connecting rod and the supporting leg can be smoothly opened outward, and the elastic force of the spring element is not too large, otherwise, a too large angle is formed between the connecting rod and the supporting leg in the folded state due to the spring force, and space is occupied.

[0026] The elastic element is a spring.

[0027] In the embodiment of the utility model, the outer cylinder connecting base and the supporting leg are hinged through connecting bolt A9, the supporting leg and the connecting rod are hinged through connecting bolt B11, and the connecting rod and the inner cylinder connecting base are hinged through connecting bolt C10.

[0028] In the embodiment of the utility model, the inner cylinder connecting base is provided with a dual-purpose counterweight 7 below, and the upper and lower portions of the dual-purpose counterweight are threadedly connected with the lower portion of the inner cylinder connecting base.

[0029] One side of the dual-purpose counterweight is a plane, and the other side is provided with a fixed steel needle 13.

[0030] The middle portion of the threaded hole is provided with a relief hole, and the relief hole is communicated with the cavity of the inner cylinder.

[0031] When the ground is of soil, the side with the fixed steel needle of the dual-purpose counterweight is downward, and the side with the plane is screwed into the bottom threaded hole of the inner cylinder and fixed, at this time, the bottom of the purse seine support has a fixed steel needle, which can be inserted into the ground to prevent being blown down; when the ground is hard, the side with the fixed steel needle of the dual-purpose counterweight is screwed into the bottom threaded hole of the inner cylinder, the fixed steel needle extends into the cavity of the inner cylinder through the relief hole in the threaded hole, and the dual-purpose counterweight with the plane side contacts the hard bottom surface to increase the weight of the bottom, and the purse seine support can be stably placed on the ground.

[0032] In the embodiment of the utility model, the upper and lower portions of the dual-purpose counterweight are provided with threaded columns, the lower portion of the inner cylinder connecting base is provided with a threaded hole, and the threaded column is threadedly matched with the threaded hole; the outer portion of the threaded column is provided with external threads, and the inner portion of the threaded hole is provided with internal threads matched with the external threads.

[0033] In the embodiment of the utility model, the supporting outer cylinder is provided with an adjustable spring type buckle 12 on the upper and lower outer portions.

[0034] The adjustable spring buckle comprises an elastic annular body 123, one end of the elastic annular body extends beyond the other end of the elastic annular body, the one end of the elastic annular body is higher than the other end of the elastic annular body, a staggered space 124 is formed between the upper and lower ends of the elastic annular body, the one end of the elastic annular body is provided with a hook A 122, the other end of the elastic annular body is provided with a hook B 121, and the hook A and the hook B are used for hanging the net.

[0035] The adjustable spring buckle is tightly surrounded by the supporting outer cylinder to form fixation, when the worker pinches the hook A and the hook B in the direction of closing by fingers, the spring of the adjustable spring buckle is loosened, the adjustable spring buckle can move up and down along the supporting outer cylinder, the hook A and the hook B are loosened after being adjusted to the position suitable for hanging the net, and then the adjustable spring buckle can be fixed at the corresponding position of the supporting outer cylinder, so that the height of the buckle can be conveniently adjusted at any time.

[0036] The hook A and the hook B are a pair of hooks bent in opposite directions, the hook A is bent downward, and the hook B is bent upward, so that the rope body of the net can be conveniently loaded into the hook A and the hook B and is not easy to fall off.

[0037] In the embodiment of the utility model, when using: (1) when using the net support, the inner cylinder connecting base of the net support is placed on the ground, the inner cylinder is slid relative to the supporting outer cylinder and is moved to the inside of the supporting outer cylinder, the supporting leg is completely unfolded through the connecting rod to form stable support; the spring element is arranged to make the connecting rod and the supporting leg always have an inward closing elastic force, when the inner cylinder is to be inserted into the supporting outer cylinder, the connecting rod and the supporting leg can be smoothly unfolded outward, so that the connecting rod and the supporting leg cannot be smoothly unfolded outward due to the fact that the connecting rod and the supporting leg are on a straight line, a dead angle of force is formed to cause jamming; (2) relative to the hook A and the hook B of the elastic annular body, the gap between the elastic annular body and the supporting outer cylinder is formed, the elastic annular body can be moved to any position along the length direction of the supporting outer cylinder, the hook A and the hook B of the elastic annular body are loosened, the elastic annular body and the supporting outer cylinder are re-tightened, and the hook A and the hook B are used for fixing the net rope; (3) when the net support needs to be stored, the net rope on the hook A and the hook B is removed, the supporting outer cylinder is directly lifted upward, the inner cylinder moves downward along the length direction of the supporting outer cylinder under the action of gravity, the connecting rod and the supporting leg are automatically folded inward, the connecting rod and the supporting leg form a straight line state, so that the storage of the net support is completed, and the net support can be laid on a tool car or in a tool room.

[0038] In the embodiment of the utility model, when the storage state, the connecting rod, the support foot is inwards, the inner tube moves down along the support outer tube, but the inner tube still has a small section in the support outer tube, will not cause the inner tube to come off the support outer tube, such as can set the positioning lug on the inner tube upper end portion, the support outer tube bottom is provided with the through hole that the inner tube is inwards, the diameter of positioning lug is greater than the diameter of through hole, inner tube.

[0039] The above-mentioned any technical scheme of the utility model discloses if the numerical range is disclosed, the disclosed numerical range is the preferred numerical range, and any person skilled in the art should understand that the preferred numerical range is only the numerical value with obvious technical effect or representative value among many implementable numerical values. Since there are too many values, it is impossible to enumerate, therefore, the utility model discloses part of values to illustrate the technical scheme of the utility model, and the above-mentioned enumerated values should not constitute the limitation to the protection scope of the utility model.

[0040] If the words such as "first", "second" are used to limit the parts in the text, the person skilled in the art should know that: the use of "first", "second" is only for the convenience of distinguishing the parts, and the above-mentioned words have no special meaning without further declaration.

[0041] Meanwhile, if the above-mentioned utility model discloses or involves the mutually fixed connection of parts or structural members, the fixed connection can be understood as: detachable fixed connection (for example, bolt or screw connection), and can also be understood as: non-detachable fixed connection (for example, riveting, welding), of course, the mutually fixed connection can also be replaced by an integral structure (for example, integrally formed by using casting process) (except for obvious cases that cannot use integral forming process).

[0042] In addition, the terms used to represent the position relationship or shape in any technical scheme disclosed by the above-mentioned utility model include the state or shape similar, similar or close to the above-mentioned terms without further declaration.

[0043] Any part provided by the utility model can be assembled by multiple individual components, or can be an individual component manufactured by integral forming process.

[0044] Finally, it should be explained that: the above embodiments are only used to illustrate the technical scheme of the utility model and not to limit it; although the utility model has been described in detail with reference to the preferred embodiments, the person skilled in the art should understand that: the specific implementation of the utility model can be modified or some technical features can be replaced by equivalents; without departing from the spirit of the technical scheme of the utility model, it should be covered in the technical scheme range of the utility model claimed by the utility model.

Claims

1. A seining support which can be easily and quickly set up and stored, characterized in that, The support outer cylinder is externally provided with an outer cylinder connecting base, and the inner cylinder is provided at the bottom with an inner cylinder connecting base, and a support leg and a connecting rod are arranged between the outer cylinder connecting base and the inner cylinder connecting base.

2. The purse net support according to claim 1, wherein, The elastic element is arranged between the connecting rod and the support leg to assist the connecting rod and the support leg not to be in the same straight line in the folded state.

3. The net support according to claim 1, wherein, The outer cylinder connecting base and the support leg are hingedly connected through a connecting bolt A, the support leg and the connecting rod are hingedly connected through a connecting bolt B, and the connecting rod and the inner cylinder connecting base are hingedly connected through a connecting bolt C.

4. The net support according to claim 1, wherein, A dual-purpose counterweight is arranged below the inner cylinder connecting base, and the upper and lower portions of the dual-purpose counterweight are threadedly connected with the lower portion of the inner cylinder connecting base.

5. The purse net support according to claim 4, wherein, One side of the dual-purpose counterweight is a plane, and the other side is provided with a fixed steel needle.

6. The purse net support that can be placed and stored conveniently and quickly according to claim 4, characterized in that, The upper and lower portions of the dual-purpose counterweight are provided with threaded columns, and the lower portion of the inner cylinder connecting base is provided with threaded holes.

7. The purse net support according to claim 6, wherein, The middle portion of the threaded hole is provided with a relief hole, which is in communication with the cavity of the inner cylinder.

8. The net support according to claim 1, wherein, Adjustable spring buckles are arranged on the upper and lower portions of the support outer cylinder.

9. The purse net support according to claim 8, wherein, The adjustable spring buckle comprises an elastic annular body for fixing on the support outer cylinder, one end of the elastic annular body is provided with a hook A, the other end of the elastic annular body is provided with a hook B, and the hook A and the hook B are used to hang a purse net.

10. The purse net support according to claim 9, wherein, One end of the elastic annular body extends beyond the other end of the elastic annular body, one end of the elastic annular body is higher than the other end of the elastic annular body, and a staggered space is formed between the upper and lower portions of the two ends of the elastic annular body; the bending directions of the hook A and the hook B are opposite, the hook A is bent downward, and the hook B is bent upward.

Images