CN208780018U - A kind of spontoon of improvement - Google Patents

Abstract

The utility model relates to spontoon technical fields, more particularly to a kind of spontoon of improvement, its structure includes with nested front tube of successively stretching, middle pipe and handle, the front tube end nested with middle pipe is equipped with the first locking structure, the middle pipe end nested with handle is equipped with the second locking structure, first locking structure and the second locking structure include the convex bulging dish block and recessed bulging dish block for being spliced into round block, the round block can be in middle pipe or handle, the inner sidewall of middle pipe and the inner sidewall of handle are equipped with for lock slots, the stitching portion of convex bulging dish block and recessed bulging dish block is equipped with spring, the both ends of spring are respectively directed to the lock slots of both middle pipe and handle, thimble is equipped in the handle, when needing to lock second locking structure, thimble supports the stitching portion of convex bulging dish block Yu recessed bulging dish block, when needing to unlock second locking structure, thimble pulls away convex The stitching portion of drum dish block and recessed bulging dish block, the spontoon have the advantages that capable of expansion and contraction, structure is simple, easy to process.

Description

A kind of spontoon of improvement

Technical field

The utility model relates to spontoon technical fields, and in particular to a kind of spontoon of improvement.

Background technique

Spontoon is a kind of common police tool.Existing spontoon can all be set as flexible style, in order to policeman It can be convenient for carrying.In practical application, flexible spontoon can be by locking structure come spontoon when locking flexible, lock now Determining the complex of structure design avoids retracted position insecure, however complicated locking structure not only leads to cost Height does not utilize rapidly processing preparation spontoon also.

Summary of the invention

For the prior art there are above-mentioned technical problem, the utility model provides a kind of spontoon of improvement, the spontoon Have the advantages that capable of expansion and contraction, structure is simple, easy to process.

To achieve the above object, the utility model the following technical schemes are provided:

A kind of spontoon of improvement is provided, including with nested front tube, middle pipe and handle, the front tube and the institute of successively stretching The end for stating middle pipe nesting is equipped with the first locking structure, and the middle pipe end nested with the handle is equipped with the second locking knot Structure, first locking structure and second locking structure include convex bulging dish block, recessed bulging dish block, the convex bulging dish block and institute State recessed bulging dish block and be mutually spliced into round block, the round block can in the middle pipe or the handle, the inner sidewall of the middle pipe and The inner sidewall of the handle is equipped with the lock slots for the convex bulging dish block and the recessed bulging dish block insertion, the convex bulging dish block and The stitching portion of the recessed bulging dish block is equipped with spring, and the spring one end connects the convex bulging dish block, and the other end connects the recessed drum Dish block, and the both ends of the spring are respectively directed to the lock slots of both the middle pipe and described handle, be equipped in the handle with The identical thimble of its length direction, when needing to lock second locking structure, the thimble supports convex bulging dish block and recessed drum The stitching portion of dish block, when needing to unlock second locking structure, the thimble pulls away the spelling of convex bulging dish block Yu recessed bulging dish block Meet place.

It wherein, further include limited block in first locking structure, the limited block is located at the convex bulging dish block and described The tail portion of recessed bulging dish, when the convex bulging dish block and the recessed bulging dish insertion lock slots, the limited block and the locking The side wall of slot resists.

Wherein, the protrusion of the convex bulging dish block offers circular hole, stretches out a tongue on the concave surface of the recessed bulging dish block, The protrusion is opened in the insertion position for the tongue grafting, the tongue offer be aligned with the circular hole of the protrusion it is another One circular hole, the thimble can be inserted into two circular holes of the alignment.

Wherein, the syringe needle of the thimble is tapered needle, and the narrowed end of the tapered needle can be inserted into circular hole.

Wherein, the syringe needle of the thimble includes rotary table, the cutting positioned at outer end with the rotary table integrally connected.

Wherein, the convex bulging dish block and the recessed bulging dish block mutual cooperation are formed by offer in the plane of round block and be used for Place the placement position of spring.

Wherein, the length direction of the spring and the length direction of spontoon are vertical.

Wherein, there are two the spring is set, two springs are symmetrically set in the two sides of the circular hole.

The utility model has the beneficial effects that

The spontoon of retracted position is locked by convex bulging dish and recessed bulging dish block, structure is simple, avoids prior art lock Fixed structure is complicated so that the problem of being difficult to, and the locking structure can be locked steadily and can preferably be unlocked, so that police Rod flexible is freely.

Detailed description of the invention

Fig. 1 is a kind of cross-sectional view of the spontoon of improvement of the utility model；

Fig. 2 is a kind of schematic diagram of the contraction state of the spontoon of improvement of the utility model；

Fig. 3 is the cross-sectional view in Fig. 1 at A-A；

Fig. 4 is the cross-sectional view in Fig. 1 at B-B；

Fig. 5 is the schematic diagram of thimble

Fig. 6 is the partial enlarged view in Fig. 1 at C.

Appended drawing reference:

Front tube --- 1；Middle pipe --- 2；Handle --- 3；First locking structure 4, the first locking structure convex bulging dish block 41, The recessed bulging dish block 42 of first locking structure；Convex bulging dish block 51, the second locking structure of second locking structure 5, the second locking structure Recessed bulging dish block 52；Lock slots --- 6；Thimble --- 7；Circular hole --- 8；Spring --- 9；Stop block --- 10；Protrusion Portion --- 11；Tongue --- 12；Tapered needle --- 13；Cutting --- 14；Rotary table --- 15；Place position --- 16.

Specific embodiment

The utility model is described in detail below in conjunction with specific embodiments and drawings.

Embodiment 1.

A kind of spontoon of the improvement of the present embodiment, include as depicted in figs. 1 and 2 with successively stretch it is nested and front tube 1, Middle pipe 2 and handle 3, the front tube 1 as shown in Figure 1 end nested with middle pipe 2 are equipped with the first locking structure 4, and middle pipe 2 and handle 3 are embedding The end of set is equipped with the second locking structure 5.As shown in figure 3, the first locking structure 4 includes convex bulging dish block 41, recessed bulging dish block 42, it is somebody's turn to do Convex bulging dish block 41 and recessed bulging dish block 42 are mutually spliced into round block, which can be embedded in the middle pipe；Second locking structure 5 includes Convex bulging dish block 51, recessed bulging dish block 52, convex bulging dish block 51 and recessed bulging dish block 52 are mutually spliced into round block, which can be nested in described In handle, the inner sidewall of middle pipe 2 and the inner sidewall of handle 3 are equipped with the lock for the convex bulging dish block and the recessed bulging dish block insertion Determine slot 6, the stitching portion of convex bulging dish block 41 (51) and recessed bulging dish block 42 (52) is equipped with spring 9, and 9 one end of spring connects convex bulging dish block 41 (51), the other end connects recessed bulging dish block 42 (52), and the both ends of spring 9 are respectively directed to the lock slots 6 of both middle pipe 2 and handle 3, Spring 9 makes convex bulging dish block 41 (51) and recessed bulging dish block 42 (52) for strutting convex bulging dish block 41 (51) and recessed bulging dish block 42 (52) Fall into lock slots 6.Thimble 7 identical with its length direction, when needing to lock the second locking structure 5, thimble are equipped in handle 3 7 support the stitching portion of convex bulging dish block 51 and recessed bulging dish block 52, and convex bulging dish block 51 and recessed bulging dish block 52 is made to be locked in lock slots 6.When When needing to unlock the second locking structure 5, thimble 7 pulls away the stitching portion of convex bulging dish block 51 and recessed bulging dish block 52, plays the work of unlock With.

It further include limited block 10 in the first locking structure 4 as shown in figure 1 and shown in Fig. 3, limited block 10 is located at convex bulging dish block 41 With the tail portion of recessed bulging dish 42, when convex bulging dish block 41 and recessed bulging dish 42 insertion lock slots 6, the side wall of limited block 10 and lock slots 6 It resists, plays the role of limit.

As shown in fig. 6, the protrusion 11 of convex bulging dish block 51 offers circular hole 8, one is stretched out on the concave surface of recessed bulging dish block 52 Tongue 12, the protrusion 11 are opened in the insertion position for 12 grafting of tongue, and tongue 12 is offered to be aligned with the circular hole 8 of protrusion 11 Another circular hole 8, thimble 7 can be inserted into two circular holes 8 of the alignment.

As shown in Figure 1, the syringe needle of thimble 7 is tapered needle 13, the narrowed end of tapered needle 13 can be inserted into circular hole 8.

As shown in figure 5, the syringe needle of thimble 7 includes rotary table 15, the cutting 14 positioned at outer end with 15 integrally connected of rotary table, it is somebody's turn to do The thimble of structure can preferably be inserted into circular hole.

As shown in Figure 3 and Figure 4, convex bulging dish block 41 (51) and recessed bulging dish block 42 (52), which cooperate, is formed by the flat of round block The placement position 16 for placing spring is offered on face, the length direction of spring 9 and the length direction of spontoon are vertical, spring 9 If there are two, two springs 9 are symmetrically set in the two sides of circular hole 8.

Finally it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than to this reality With the limitation of novel protected range, although being explained in detail referring to preferred embodiment to the utility model, this field it is general Lead to it will be appreciated by the skilled person that can be with the technical solution of the present invention is modified or equivalently replaced, without departing from this The spirit and scope of utility model technical solution.

Claims (8)

1. a kind of spontoon of improvement, including with nested front tube, middle pipe and the handle of successively stretching, it is characterized in that: the front tube The end nested with the middle pipe is equipped with the first locking structure, and the middle pipe end nested with the handle is equipped with the second locking Structure, first locking structure and second locking structure include convex bulging dish block, recessed bulging dish block, the convex bulging dish block and The recessed bulging dish block is mutually spliced into round block, which can be in the middle pipe or the handle, the inner sidewall of the middle pipe The lock slots for the convex bulging dish block and the recessed bulging dish block insertion, the convex bulging dish block are equipped with the inner sidewall of the handle It is equipped with spring with the stitching portion of the recessed bulging dish block, the spring one end connects the convex bulging dish block, and other end connection is described recessed Drum dish block, and the both ends of the spring are respectively directed to the lock slots of both the middle pipe and described handle, are equipped in the handle Thimble identical with its length direction, when needing to lock second locking structure, the thimble support convex bulging dish block with it is recessed The stitching portion of drum dish block, when needing to unlock second locking structure, the thimble pulls away convex bulging dish block and recessed bulging dish block Stitching portion.

2. the spontoon of a kind of improvement according to claim 1, it is characterized in that: further including limit in first locking structure Position block, the limited block is located at the tail portion of the convex bulging dish block and the recessed bulging dish, when the convex bulging dish block and the recessed bulging dish When being embedded in the lock slots, the side wall of the limited block and the lock slots is resisted.

3. the spontoon of a kind of improvement according to claim 1, it is characterized in that: the protrusion of the convex bulging dish block offers Circular hole, a tongue is stretched out on the concave surface of the recessed bulging dish block, which is opened in the insertion position for the tongue grafting, institute It states tongue and offers another circular hole being aligned with the circular hole of the protrusion, the thimble can be inserted into two circular holes of the alignment It is interior.

4. a kind of spontoon of improvement according to claim 1, it is characterized in that: the syringe needle of the thimble is tapered needle, The narrowed end of the tapered needle can be inserted into circular hole.

5. a kind of spontoon of improvement according to claim 1, it is characterized in that: the syringe needle of the thimble include rotary table, with The cutting positioned at outer end of the rotary table integrally connected.

6. the spontoon of a kind of improvement according to claim 1, it is characterized in that: the convex bulging dish block and the recessed bulging dish block Mutual cooperation is formed by the placement position offered in the plane of round block for placing spring.

7. the spontoon of a kind of improvement according to claim 6, it is characterized in that: the length direction and spontoon of the spring Length direction it is vertical.

8. a kind of spontoon of improvement according to claim 3, it is characterized in that: there are two the spring sets, two springs It is symmetrically set in the two sides of the circular hole.