CN102613159A

CN102613159A - Portable insect catching net

Info

Publication number: CN102613159A
Application number: CN2012100949154A
Authority: CN
Inventors: 谢桂林; 王保忠; 关心; 裴桐娇; 董帅伟; 谢桐音
Original assignee: Changshu Nanjing Normal University Development Research Institute Co Ltd
Current assignee: Changshu Nanjing Normal University Development Research Institute Co Ltd
Priority date: 2012-03-31
Filing date: 2012-03-31
Publication date: 2012-08-01

Abstract

The invention provides a portable insect catching net in order to reduce physical output of an entomological researcher during outdoor work. The technical scheme of the invention is that: the portable insect catching net comprises a net bag 1 and a telescopic net handle 6, and also comprises a circular arc-shaped telescopic rod and a movable ring 3, wherein the middle position of the circular arc-shaped telescopic rod is fixedly connected with the telescopic net handle 6 through a connecting bolt 5, the circular arc-shaped telescopic rod can stretch out circular arc-shaped slender rods respectively along the left end and the right end of the circular arc-shaped telescopic rod, the left circular arc-shaped slender rod and the right circular arc-shaped slender rod get in contact with each other to form a net ring 2 after running a circle, and are fixedly connected with each other at a contact position through a fixing bolt 4, the movable ring 3 is sleeved at the outer part of the circular arc-shaped telescopic rod, and can slide on the net ring 2 formed by the circular arc-shaped telescopic rod, a rim of the net bag 1 is connected with the movable ring 3, a fastening slit 10 is formed in the rim of the net bag 1 close to the fixing bolt 4, and a fastener 11 and a fastening hole are correspondingly arranged at two sides of the fastening slit 10. The whole insect catching net can be conveniently folded; as the inner part of the hard structure of the whole insect catching net is hollow, weight of the whole insect catching net is reduced; and moreover the portable insect catching net is simple to operate, and is convenient to carry.

Description

Portable clap net

Technical field

The invention belongs to open-air entomology research and use technical field of tools, especially relate to a kind of portable clap net.

Background technology

Clap net refer to be used for to catch flight rapidly, be good at jumping and the net of the insect that in water, moves about.Based on the habit and the living environment of different insects, and need to use different clap nets.Clap net generally can be divided into and catch net, beat and 3 types in the network of rivers.Catch net and catch the method for using of net and have two kinds, a kind of is after insect networks, and the mesh bag bottom is up got rid of, with net bottom together with coming above the insect tipping; Another kind is after insect networks, and rotates the net handle, and network interface is turned over downwards, and insect is enclosed in sieve bottom.The insect of beating and perching in shrub or the weeds in order to catch.Specification framework is identical with clap net, but mesh bag should select solid, wear-resisting calico or linen to make.Catching insect with beating is the main collecting method of gathering in the way, can in large stretch of meadow and shrubbery, sweep while walking, and will swing when sweeping.The network of rivers is specially in order to catch aquatic insect.The material requirements of making the network of rivers is sturdy and durable, and water penetration is good, makes with spun yarn or linen usually.Net circle specification is identical with clap net, but the short basin-shape that is of mesh bag, the net handle should be grown, so that the user stands in the side of a pond or bank, brook, gathers the insect in the water surface or the water.Known clap net is general long and heavier; And in the process of actual insect-catching in the open air, the researcher often several days even longer time work in the open air, simultaneously; General researcher's muscle power is not very good; Manual labor just needs portable instrument for a long time, at utmost to reduce the consumption of muscle power, is necessary so invent a kind of portable clap net.

Summary of the invention

In order to reduce the physical demands of entomology research personnel when working in the open air, the present invention seeks to for a kind of portable clap net is provided.

The technical solution adopted for the present invention to solve the technical problems is: comprise mesh bag 1; Scalable net handle 6; Also comprise a circular arc expansion link, circular arc expansion link centre position is fixedly connected through connecting bolt 5 with scalable net handle 6, the circular arc type expansion link can be respectively along the right ends direction thin bar of circular arc that stretches; Circular arc thin burr in the left and right sides forms net circle 2 around a circle back contact, and contact position is fixedly connected through set bolt 4; But also comprise rotating ring 3; But described rotating ring 3 is enclosed within circular arc expansion link outside and can on the net circle 2 that is formed by the circular arc expansion link, slides; But mesh bag 1 peristoma is connected with rotating ring 3, and mesh bag 1 peristoma is provided with in nearly set bolt 4 positions and buckles seam 10, and button seam 10 both sides correspondences are provided with clasp 11 and button hole.

Net circle 2 is formed by the flexible back of circular arc expansion link, the upper end of net circle 2 through set bolt 4 fixingly form little connecting portion 7, the lower end forms linkage portions 12 by fixing through set bolt 4.

The invention has the beneficial effects as follows:

1, Foldable and easy carries, and is convenient to field work.But the rotating ring of mesh bag can slide on the net circle, adds that button seam place connects with clasp, can conveniently fold; The net circle adopts the combination of extension type, and making it also can be folding by easily; Add the scalability of scalable net handle, make that whole portable clap net can be by compact-folded.

2, structure is light, and folding design makes inside hollow all of whole clap net hard structure, has alleviated the weight of whole clap net, is convenient for carrying, and can reduce the consumption of operating personnel's muscle power during operation to greatest extent.

Description of drawings

Below in conjunction with accompanying drawing the present invention is further specified.

Fig. 1 is the structural representation of the portable clap net of the present invention.

Fig. 2 is the vertical section structure sketch map of little connecting portion of the portable clap net of the present invention and set bolt.

Fig. 3 is the structural representation that circular arc expansion link of the present invention stretches out the netting circle fully.

1. mesh bags among the figure, 2. net circle, but 3. rotating ring, 4. set bolt, 5. connecting bolt, 6. scalable net handle, 7. little connecting portion, 8. nut, 9. nut, 10. button seam, 11. clasps, 12. linkage portions.

Embodiment

Portable clap net comprises mesh bag 1; Scalable net handle 6; Also comprise a circular arc expansion link, circular arc expansion link centre position is fixedly connected through connecting bolt 5 with scalable net handle 6, the circular arc type expansion link can be respectively along the right ends direction thin bar of circular arc that stretches; Circular arc thin burr in the left and right sides forms net circle 2 around a circle back contact, and contact position is fixedly connected through set bolt 4; But also comprise rotating ring 3; But described rotating ring 3 is enclosed within circular arc expansion link outside and can on the net circle 2 that is formed by the circular arc expansion link, slides; But mesh bag 1 peristoma is connected with rotating ring 3, and mesh bag 1 peristoma is provided with in nearly set bolt 4 positions and buckles seam 10, and button seam 10 both sides correspondences are provided with clasp 11 and button hole.

Mesh bag 1 used material is identical with known mesh bag, like spun yarn or linen.The profile of mesh bag is closely conical, and mouthful big end is little.Receive when netting, unbutton 11, button seam 10 splits, but rotating ring 3 can accumulate in nearly connecting bolt 5 places from 2 slips of net circle, and mesh bag 1 closes up, and is convenient to fold.Open when net, button seam 10 is buckled by clasp 11, makes mesh bag 1 complete, is convenient to collect insect.

Net circle 2 be the flexible back of circular arc expansion link form quoit; The flexible joint number of circular arc expansion link can be adjusted as required; According to the use needs; Preferred circular arc expansion link is made up of 5 joints, and the thin bar of 4 pitch circle arcs that described 5 joints comprise circular arc expansion link itself and stretch and is all curved when every joint and whole circle withdrawal.The circular arc expansion link and the thin bar of circular arc that of stretching need thickness different because of stretching structure, carefully hold last.Structural representation of stretching out the netting circle fully shown in Figure 3 for the circular arc expansion link, the thickest position, lower end is a circular arc expansion link body, the thin bar of the circular arc that stretch out on top attenuates step by step.

There is little connecting portion 7 stretch the most carefully end of end of the thin bar of circular arc that, and the partial structurtes of little connecting portion 7 are amplified as shown in Figure 2, and there is a fixing hole in little connecting portion 7 central authorities; The thin bar contact opening of the circular arc of the right and left, aperture overlaps, and through set bolt 4 matching and fixing, forms complete net circle 2.Set bolt 4 one ends have a bigger nut 8, and the middle of nut is a cross groove, is used for rotational fixation bolt 4; The centre is metallic, can stretch the fixing hole of too small connecting portion; The other end is the nut 9 of ingot-shaped, is convenient to manually tighten set bolt 4.

Circular arc expansion link centre position is fixedly connected through connecting bolt 5 with scalable net handle 6, and connecting portion is linkage portion 12.Linkage portion 12 structures are with known clap net, and a part is porose in its two-part structure, and another part has the screw rod of band silk, and hole and screw rod are formed connecting bolt 5 jointly.Behind the hole that the screw rod of connecting bolt 5 passes, can net circle 2 be spun on scalable net handle 6.

The linkage portion 12 of the free end of two-part top and bottom and little connecting portion 7 through set bolt 4 altogether after netting circle 2 just in time.Slip be used for fixing the ring of mesh bag 1 on 2 but rotating ring 3 is for enclosing at net, but links to each other with mesh bag 1 in the outer rim of rotating ring 3, and after clap net was opened, two rings enclosed the crossing 30 degree angles that are of two lines that are formed centrally in 2 with net.

Scalable net handle 6 shapes and structure are same as known flexible fishing rod, are made up of more piece, preferred 4 joints, and long 30 centimetres of every joint, one on the other, a top joint can be inserted in next joint after adjacent two joints drew back.

During insect-catching in the open air, portable clap net each several part is taken out, pulled out two parts of circular arc expansion link; With set bolt 4 little connecting portion 7 is fixed, but made mesh bag 1 under the traction of rotating ring 3, fully be connected on the net circle 2 with stretching; Buckle the clasp 11 at seam 10 places, mesh bag 1 can be complete.Be with the screw rod of silk to pass the hole of connecting bolt linkage portion 12, be tightened in the nut at scalable net handle 6 tops, net circle 2 is firmly linked together with scalable net handle 6, promptly can be assembled into portable clap net.

Claims

1. portable clap net; Comprise mesh bag (1), scalable net handle (6) is characterized in that: comprise a circular arc expansion link; Circular arc expansion link centre position is fixedly connected through connecting bolt (5) with scalable net handle (6); The circular arc type expansion link can be respectively along the right ends direction thin bar of circular arc that stretches, circular arc thin burr in the left and right sides forms net circle (2) around a circle back contact, contact position is fixedly connected through set bolt (4); But also comprise rotating ring (3); But described rotating ring (3) is enclosed within circular arc expansion link outside and can goes up at the net circle (2) that is formed by the circular arc expansion link and slide; Mesh bag (1) but peristoma be connected with rotating ring (3); Mesh bag (1) peristoma is provided with in nearly set bolt (4) position and buckles seam (10), and button seam (10) both sides correspondence is provided with clasp (11) and button hole.

2. portable clap net according to claim 1; It is characterized in that: net circle (2) forms after being stretched by the circular arc expansion link, and the upper end of net circle (2) forms linkage portion (12) through the fixing formation of set bolt (4) little connecting portion (7), lower end by fixing through set bolt (4).