CN2241977Y

CN2241977Y - Fishing rod

Info

Publication number: CN2241977Y
Application number: CN 95215226
Authority: CN
Inventors: 金荣默
Original assignee: Wonder Co Ltd
Current assignee: Wonder Co Ltd
Priority date: 1995-06-20
Filing date: 1995-06-20
Publication date: 1996-12-11
Anticipated expiration: 2005-06-20

Abstract

The utility model relates to a fishing rod, which comprises a plurality of pipes. The diameters of the pipes are different, and the pipes are connected by the mode of the antenna of a pull rod. A rotary device is connected with an expansion device by a screw thread. The rotary device 10 is screwed to enable the expansion device to expand outwards to be contacted on the inner wall of an outer pipe to cause an inner pipe and the outer pipe which are adjacent to be firmly connected. The length of the fishing rod can be adjusted, the pipes are firmly fixed, and the pipes can be disassembled towards the opposite direction of a handle.

Description

The specification fishing rod

The utility model relates to a kind of fishing rod, specifically, relates to a kind of sleeve pipe interconnect architecture that connects and constitute the adjustable length fishing rod.

As everyone knows, fishing rod is similar to the rod-pulling type antenna, is to be connected by the sleeve pipe that the more piece diameter differs to form, and a joint increases successively gradually than a joint diameter.Before fishing, pull out being positioned at fishing rod casing joint foremost earlier, order is pulled out other each joint then, to predetermined length, begins fishing.

During fishing, because of angling a little and varying environment often need be adjusted fishing rod length.Because general fishing rod length can not be regulated, therefore must prepare the fishing rod fishing of all lengths.In addition, the suitable fishing rod fishing that also need select to be of convenient length.

But, once must purchase, equip, carry and use several or the fishing rod that more do not wait of multiple-length usually have inconvenience, and this also can increase extra economy spending.Given this, that all lengths can be regulated, be called as adjustable fishing rod and invent according to the person's of angling requirement in recent years, and widely use.

Fig. 5 and Fig. 6 A illustrate an example of existing adjustable fishing rod.Wherein, the above and below of an outer tube 100 inwalls (also can be left side and right side) has

flat part

102 and 104.

The interior pipe 110 that is inserted in the outer tube 100 has the

flat part

112 and 114 that correspondingly inserts in above-mentioned flat part 102 and 104.Should be the

circular arc portion

116 and 118 that connects between the

flat part

112 and 114 of interior pipe 110, its front-end and back-end at outer tube 100 constitute a bound fraction.

As shown in Figure 6A, since between the

flat part

112 and 114 apart from d less than the distance D between

circular arc portion

116 and 118, in the state shown in Fig. 6 A, the flat part 102 of outer tube 100 is just in time corresponding with the

flat part

112 and 114 of interior pipe 110 with 104, when pipe 110 slides therefore, do not have any obstruction in outer tube 100.

Extracting out and interfixing each pipe when going fishing, a hand is fixed outer tube, and pipe rotates 90 ° relative to outer tube 100 in will being drawn out, and manages 110

circular arc portion

116 and 118 in making and places regularly between the

flat part

102 and 104 of outer tube 100.Thereby realize fixing between outer tube 100 and the interior pipe 110.

Since the distance D between the circular arc portion greater than between the flat part apart from d, therefore, if with interior pipe 110 with respect to the some angles of outer tube 100 rotations, the stationary state between the inner and outer pipes is easy to become flexible.The result must repeat the fixedly action between two

pipes

100 and 110 again.

The purpose of this utility model is to provide a kind of can make adjustable fishing rod inner and outer pipe keep the fishing rod that fixedly secures.

The purpose of this utility model is achieved in that promptly provides a kind of fishing rod, and it has that diameter has nothing in common with each other and resembles the pipe that connects the telescopic antenna, also comprises: whirligig, in order to adjacent two pipes in a caudal end of interior pipe be threaded; And expansion gear, it is threaded with this whirligig, and this whirligig is once precession, and expansion gear is promptly left by expansion, and tightly leans against on the inwall of outer tube of adjacent two pipes.

According to utility model, fishing rod does not have the inner and outer pipes of gradient to constitute by run-in index.

The utility model also provides a kind of fishing rod, and it has a sleeve, and a through hole is respectively arranged at the top of this sleeve and bottom; Thread groove on this sleeve and the outer tube front inner wall is threaded.

The utility model also provides a kind of fishing rod, and it has whirligig, and this device comprises a body engaged section, and its inner thread with the back segment of interior pipe is connected; A taper part, its outer surface size from front to back dwindles gradually; One external thread section links to each other with the afterbody of taper part.

The utility model also provides a kind of fishing rod that has expansion gear, this expansion gear comprises several expansion pieces, they self flexible, separated by some otch vertically between them with a certain pre-fixed length, this expansion gear back segment has the internal thread pipeline section, and the external thread section on this pipeline section and the whirligig is threaded.Here the pipeline section of mentioning and each expansion piece etc. are that one constitutes.

There is a hex shaped groove the inner of above-mentioned external thread section, is beneficial to body engaged section screw-in or the back-out interior pipe of the instrument of being used in above-mentioned whirligig.

Above-mentioned some expansion pieces should comprise 2 expansion pieces at least.

The advantage of the utility model fishing rod is:

This adjustable fishing rod is simple in structure, and its pipe fitting is easy to installation and removal, and whenever the length that can easily regulate fishing rod can be changed on demand, install or the connected system of inner and outer pipes is got loose, convenient, practical.Realize between the inner and outer pipes fixedly securing, and can be from the rightabout dismounting pipe of handle.

Below in conjunction with accompanying drawing, describe embodiment of the present utility model in detail, wherein:

Fig. 1 is the stereogram of the utility model fishing rod device, and main parts size is shown;

Fig. 2 is the installation diagram of each parts among Fig. 1;

Fig. 3 is the cutaway view along A-A line among Fig. 2;

Fig. 4 is the cutaway view along the B-B line among Fig. 2;

Fig. 5 is the stereogram of the adjustable fishing rod of prior art, and its main parts size is shown;

The cutaway view of pole when Fig. 6 A packs up the fishing gear state for Fig. 5;

Fig. 6 B is the fixing cutaway view of fishing rod state pole of Fig. 5.

Fig. 1 to Fig. 4 shows embodiment of the present utility model, pipe and outer tube in wherein

label

2 and 4 is represented respectively, and they constitute fishing rod jointly, and each pipe joins the surface for parallel to each other and do not have a gradient.Like this, to the handle rightabout, no matter stretch and when returning pipe, can not touch conductor loop.And the fishing rod of prior art as repairing or when changing the pipe that damages, must elder generation pulling down conductor loop, saves pipe one to handle orientations and withdraws from.

In the external diameter of rear 3 of pipe 2 slowly increase from front to back; The front inner wall of outer tube 4 has one section internal thread 5, makes sleeve 30 and these screw thread 5 engagements with it.

One whirligig 10, it is by a body engaged section 11, and taper part 12 and external screw section 13 constitute an integral body, and this section 11 has external screw thread and can be meshed with the inwall of the rear 3 of interior pipe 2, taper part 12 in the past backward its external diameter diminish gradually, external thread section 13 is connected with the rear end of taper part 12.

Expansion gear 20, it is threaded with external thread section 13 on the whirligig 10, and this expansion gear 20 is made of a pipeline section, and this pipeline section has four flat parts along all directions, is connected by circular arc portion between this flat part.

Four flat parts have four rima 21-24 that extend along center line with a certain predetermined length from front end, the expansion piece 25-28 that is limited by these four otch 21-24 self has elasticity, in case taper section 12 is inserted in the expansion gear, these expand and promptly outwards expand.

The inwall of the back segment of expansion gear 20 has been attacked internal thread 29, external thread section 13 engagements of it and whirligig 10, as shown in Figure 2.

In this embodiment, enumerated the example that four expansion pieces are arranged, still, the utility model is not subjected to the restriction of four expansion pieces, as long as the utility model has the expansion piece more than two to implement.

When interior pipe 2 and outer tube 4 are installed together, and the external surface shape of the inner surface configuration of outer tube 4 and interior pipe 2 is made several flat parts with the outer surface of expansion gear, to rotate between pipe 2 and the outer tube 4 in preventing when consistent.

When operating above-mentioned fishing rod, interior pipe 2 is pulled out desired length from outer tube 4, pipe 2 in turning clockwise then, whirligig 10 also can rotate thereupon, correspondingly, expansion gear 20 moves towards the direction of whirligig 10 also under the drive of the internal thread 29 of external thread section 13 and expansion gear 20.

Therefore, expansion piece 25-28 also outwards expands along the conical surface of taper part 12, and abut against on the inwall of outer tube 4, pipe 2 is mutually interconnected as a whole with outer tube 4 in making, because expansion piece 25-28 and the tight closing of outer tube 4 inwalls, engagement are firmly, therefore, pipe took place a bit circumferentially to rotate in both having made, and also was unlikely the connection that makes between the inner and outer pipes fully and got loose.

Operation and aforesaid operations when packing up the fishing gear are opposite, interior pipe 2 is changeed association in the counterclockwise direction, make whirligig 10 and expansion gear 20 be separated, the outside extruding force of expansion piece 25-28 is freed, slowly set back the clamping force of relieving rod at expansion piece under the elastic force effect.After the bar clamping force was removed, pipe 2 entered in the outer tube 4 in promoting, and fishing rod is return, when with whirligig 10 when the afterbody 3 of interior pipe 2 is pulled down, as shown in Figure 4, inject in the hexagon groove 14 on the external thread section 13 hexagon wrench and rotation, the section of being threaded of body engaged section 11 is unclamped.

As shown in Figure 2, the caudal end 3 of interior pipe 2 has bigger outside dimension, so sleeve 30 can block this tail end 3, and sleeve 30 is connected with thread groove 5 on outer tube 4 inwalls, has so just prevented that interior pipe 2 from deviating from from outer tube 4.

A through hole 31 is respectively arranged at the top of the fore-end of sleeve 30 and bottom.The purpose of offering this through hole 31 is when needs interior pipe 2 to be extracted out to change or during scavenging duct, can easily sleeve 30 be taken off from managing 4 from outer tube 4.

More than to of the present utility model one preferably embodiment provided detailed description and explanation, what need indicate is, without prejudice to the scope of the utility model design and claim, can change the utility model.

Claims

1. fishing rod has that a plurality of diameters have nothing in common with each other, and the pipe (2,4) that rod-pulling type connects is characterized in that it comprises:

Whirligig (10), it and adjacent two caudal end of managing the interior pipe (2) in (2,4) are threaded;

Expansion gear (20), it and whirligig (10) are to be threaded, and expansion gear expands owing to whirligig inserts, and abuts against on the inwall of adjacent two pipe (2,4) middle external tubes (4).

2. fishing rod according to claim 1 is characterized in that, pipe and outer tube (2,4) are parallel for no gradient ground in this.

3. fishing rod according to claim 1 is characterized in that, it also comprises a sleeve (30) that is contained in by being threaded on the outer tube front inner wall thread groove, and a through hole (31) is respectively arranged at its top and bottom.

4. fishing rod as claimed in claim 1 is characterized in that, described whirligig (10) comprises a body engaged section (11), and this section is threaded with the inwall (3) at the rear portion of interior pipe (2); One taper part (12), its outer surface size is reduced in the past backward; One male thread portion (13), it is connected with the rear portion of taper part (12).

5. fishing rod as claimed in claim 4 is characterized in that, described expansion gear (20) includes the expansion piece (25-28) from elastic force; The elongated cuts that these expansion pieces are cut out is vertically separated; There is one section internal thread (29) at the rear portion of expansion gear, can be threaded with the male thread portion (13) on the whirligig (10), and described threaded part is structure as a whole with each expansion piece (25-28).

6. fishing rod as claimed in claim 4 is characterized in that, the inner wall of described external thread section (13) has a polygonal groove (14).

7. fishing rod as claimed in claim 5 is characterized in that, described expansion piece (25-28) comprises 2 at least.