CN204007326U - A kind of compound retractable spontoon - Google Patents
A kind of compound retractable spontoon Download PDFInfo
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- CN204007326U CN204007326U CN201420375546.0U CN201420375546U CN204007326U CN 204007326 U CN204007326 U CN 204007326U CN 201420375546 U CN201420375546 U CN 201420375546U CN 204007326 U CN204007326 U CN 204007326U
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Abstract
The utility model relates to police technique with the apparatus field, relate in particular to a kind of compound retractable spontoon, comprise rod body, described rod body comprises interconnective stationary pipes and movable pipe, and the body of described stationary pipes and the body of movable pipe combine from the inside to the outside by interconnective plural structure sheaf.Compared with prior art, the utility model reasonable in design, realize the reduction to baton weight to optimize simple structure, alleviate user's heavy burden, make to stretch more convenient to operate flexible, meanwhile, also make the steadiness of baton be enhanced, significantly reduce morphotropism, extended the service life of baton.
Description
Technical field
The utility model relates to police technique with the apparatus field, relates in particular to a kind of compound retractable spontoon.
Background technology
Retractable spontoon is a kind of conventional police apparatus, kind is a lot, but ubiquity is laid particular stress on and yielding defect, and locking mode mostly to be resistance sealed, hour there will be sealed power deficiency throwing away power, and the power that throws away can cause when excessive rod body to be difficult to regain, cause the Function of baton unfavorable, use the problems such as smooth and shortening in service life.
In prior art, patent of invention ZL201310599706.X discloses a kind of retractable spontoon, comprises rod body and handle, described rod body inside is provided with cavity, in cavity, be provided with interior rod and device for ejecting, described interior rod is placed on device for ejecting, and handle is provided with the ejector button of a control device for ejecting; In use, only need to open upper cover, and press ejector button, device for ejecting just can eject interior rod, and is stuck in the opening part of rod body, easy to operate, and is difficult for retracting; But its latch-up structure intensity is lower, fragile.
Patent of invention ZL201310740016.1 discloses a kind of retractable spontoon, comprising: torsion spring revolves cylinder, and its inwall is provided with step-like supporting projections apart from bottom certain altitude part; Outer bar; Interior bar, the other end of described interior bar stretches out from the upper end open of outer bar; Compress Spring, inwardly bar applies ejection power; Torsion spring, interior rod end head rises and is upwards extended with rotation open slot, and the top of described shaft orientation opening groove is also through with circumferential translot, the first bearing pin radially runs through and is fixed on torsion spring and revolves cylinder, described the first bearing pin embeds in described rotation open slot, and under the reset response of described torsion spring, enter circumferential translot, and described torsion spring revolve cylinder be connected rotationally with described outer bar.In this invention, bar can be grown range transmission, and trigger mechanism arranges hidden, flexible and convenient to use simultaneously; But latch-up structure arranges complexity,, fragile, weight strengthens, and has increased the consumption in toter's muscle power, easily causes operating efficiency to reduce.
Utility model patent ZL200920163914.4 discloses a kind of cog-rotary type telescopic spontoon, comprise the flexible baton body connecting, the inwall leading section of described the first body is provided with latch recess, and this socket end of described the second body is arranged at the elastic latch assembly matching with this latch recess; The structural design of this cog-rotary type telescopic spontoon can be realized between rod body and being locked by metal card tenon piece, has more effectively eliminated the existing defect of existing resistance locking baton; But it is not having difference substantially with other batons aspect weight and distortion, and the mechanical stability of the elastic latch assembly adopting makes the service life of baton limited.
Therefore, need badly and develop the retractable spontoon that Stability Analysis of Structures is durable and maneuverability is strong.
Utility model content
The purpose of this utility model is that the problem existing for prior art, provides a kind of compound retractable spontoon, capable of expansion and contraction and sealed firm, uses light and flexible, reduces toter's physical demands, and then increases work efficiency.
The technical scheme that the utility model is dealt with problems is: a kind of compound retractable spontoon, comprise rod body, described rod body comprises interconnective stationary pipes and movable pipe, and the body of described stationary pipes and the body of movable pipe combine from the inside to the outside by interconnective plural structure sheaf.
Further, the body of described stationary pipes and the body of movable pipe are by combining inside and outside two structure sheafs.
Further, in the body of described stationary pipes and the body of movable pipe, be alloy-layer at inner most structure sheaf, be fibrage at outermost structure sheaf, gluing composite joint between each structure sheaf.
Preferably, described alloy-layer is 7.85g/cm by density
3form with interior alloy; Described fibrage is that the following and modulus of 30GPa is that fiber below 300GPa forms by intensity.
Preferably, described alloy-layer is by a kind of in steel alloy, kirsite, titanium alloy, aluminium alloy, aluminium lithium alloy, almag, alumin(i)um zinc alloy, aluminium copper, duralumin, hard alumin ium alloy and extra super duralumin alloy or two or morely form; Described fibrage is by a kind of in carbon fiber, aramid fiber, polyethylene fibre, glass fibre, nylon fiber, polyester fiber, pbo fiber or two or morely form.
Preferably, bonding by resin adhesive between described each structure sheaf; Preferably, described resin adhesive is the one or more kinds of mixing adhesives in epoxy resin adhesive, phenolic resin adhesive, unsaturated-resin adhesive, acrylic resin adhesive and bimaleimide resin adhesive.
Further, in the compound retractable spontoon of above-mentioned the utility model, described stationary pipes and movable pipe interconnect by pushing handle telescopic control mechanism; Described stationary pipes is handle tube, and described movable pipe comprises front pipe and middle pipe; In the time stretching open mode, described front pipe, middle pipe are connected from front to back successively with handle tube; In the time of retraction closed condition, described front pipe, middle pipe are connected from the inside to the outside successively with handle tube.
Preferably, be provided with the end cap cover of end cap and protection end cap at the blind end of described handle tube, be provided with baffle ring at the other end of described handle tube; Pipe gasket before the two ends of the outer wall of described front pipe are nested with, is nested with middle pipe gasket at the two ends of the outer wall of described middle pipe.
Preferably, the quantity of described front pipe gasket is three; The quantity of described middle pipe gasket is three; Described front pipe gasket and middle pipe gasket are a kind of in rubber washer and plastic washer or two kinds, described rubber washer is by one or more packing rings that form in natural rubber, acrylonitrile-butadiene rubber, butadiene-styrene rubber and neoprene, and described plastic washer is by one or more packing rings that form in POM, polytetrafluoroethylene (PTFE), PC, PE, PVC and PET.
Preferably, described pushing handle telescopic control mechanism comprises the first pushing handle telescopic control mechanism, the second pushing handle telescopic control mechanism and the 3rd pushing handle telescopic control mechanism; Described the first pushing handle telescopic control mechanism is arranged on the inwall of described handle tube, and described the first pushing handle telescopic control mechanism comprises interconnective the first guide rail, the first cutting ferrule, the first cutting ferrule snap-on, and wherein, described the first cutting ferrule is arranged on one end of handle tube; Described the second pushing handle telescopic control mechanism is arranged on the inwall of described middle pipe, and described the second pushing handle telescopic control mechanism comprises interconnective the second guide rail, the second cutting ferrule and the second cutting ferrule snap-on, and wherein, described the second cutting ferrule is arranged on one end of middle pipe; Described the 3rd pushing handle telescopic control mechanism comprises bulb, front barrel bolt axle, middle barrel bolt axle and jump ring; Described bulb is arranged on one end of described front pipe, described front barrel bolt axle is arranged on the other end of described front pipe, described middle barrel bolt axle is arranged on the other end of described middle pipe, described jump ring is arranged on one end of described handle tube, wherein, described bulb, the first cutting ferrule and the second cutting ferrule are all oppositely arranged with described jump ring; Described front barrel bolt axle, middle barrel bolt axle and described jump ring are all oppositely arranged with described bulb.
When the compound retractable spontoon of application the utility model, movable pipe is stretched out and retraction in stationary pipes, form described stationary pipes and movable pipe by the body of multiple structure sheaf modular design, make quality and the parts installation of stationary pipes and movable pipe more there is controllability, particularly combine setting by alloy-layer with fibrolaminar, the quality of retractable spontoon entirety of the present utility model is significantly reduced compared to the baton quality of the integrated body of existing all-metal, alleviate user's heavy burden, strengthen the flexibility using, simultaneously, also make the steadiness of baton be enhanced, reduce morphotropism, extended the service life of baton.
Compared with prior art, the beneficial effects of the utility model are: reasonable in design, realize the reduction to baton weight to optimize simple structure, alleviate user's heavy burden, make to stretch more convenient to operate flexible, meanwhile, also make the steadiness of baton be enhanced, significantly reduce morphotropism, extended the service life of baton.
Brief description of the drawings
Fig. 1 is the structural representation of the compound retractable spontoon of the utility model in embodiment 1;
Fig. 2 is the cross-sectional view of the compound retractable spontoon of the utility model in embodiment 1;
Fig. 3 is the structural representation of the compound retractable spontoon of the utility model in embodiment 2;
Fig. 4 is the cross-sectional view of the compound retractable spontoon of the utility model in embodiment 2;
Fig. 5 is the decomposition explosion figure of the compound retractable spontoon of the utility model in embodiment 2;
Fig. 6 is the decomposition texture schematic diagram of the front Guan Yuzhong pipe junction of the compound retractable spontoon of the utility model in embodiment 2.
Shown in figure: 1-stationary pipes, 101-handle tube; 2-movable pipe, before 201-, pipe, manages in 202-; 3-alloy-layer; 4-fibrage; 5-end cap; Barrel bolt axle before 6-; 7-the second cutting ferrule; Barrel bolt axle in 8-; 9-baffle ring; 10-the first cutting ferrule; 11-jump ring; 12-the second guide rail; 13-the second cutting ferrule snap-on; The front pipe gasket of 14-first; The front pipe gasket of 15-second; 16-the 3rd front pipe gasket; Pipe gasket in 17-first; Pipe gasket in 18-second; Pipe gasket in 19-the 3rd; 20-end cap cover; 21-bulb.
Detailed description of the invention
Embodiment 1
As depicted in figs. 1 and 2, the compound retractable spontoon of one of the present utility model, comprise rod body, described rod body comprises that the body of the body of stationary pipes 1 and movable pipe 2 combines from the inside to the outside by interconnective plural structure sheaf by the interconnective stationary pipes 1 of pushing handle telescopic control mechanism and movable pipe 2.
In the above-described embodiments, the in the situation that of quality assurance reduction and intensity stabilization, for simple for production, the composition structure sheaf of the body of the body of described stationary pipes 1 and movable pipe 2 is preferably two structure sheafs; For easy to use, the quantity of described movable pipe 2 is preferably set to two.
In the above-described embodiments, for the intensity of baton, flexible flexibility and lightweight effect are strengthened, in the body of described stationary pipes 1 and the body of movable pipe 2, be alloy-layer 3 at inner most structure sheaf, be fibrage 4 at outermost structure sheaf, gluing composite joint between each structure sheaf.For ensureing the high strength of baton, preferably, be high-strength light alloy-layer as the alloy-layer 3 of body inner core, described alloy-layer 3 is preferably 7.85g/cm by density
3form with interior alloy; Described fibrage 4 is preferably high-intensity fiber layer, is that the following and modulus of 30GPa is that fiber below 300GPa is wound around and is formed by overlap joint by intensity.In above-mentioned preferred structure sheaf alloy-layer and fiber structure layer, for fully realizing high strength and high flexible flexibility, and effectively realize lightweight effect, preferably, described alloy-layer 3 is by a kind of in steel alloy, kirsite, titanium alloy, aluminium alloy, aluminium lithium alloy, almag, alumin(i)um zinc alloy, aluminium copper, duralumin, hard alumin ium alloy and extra super duralumin alloy or two or morely form; Described fibrage 4 is by a kind of in carbon fiber, aramid fiber, superhigh molecular weight polyethylene fibers, high-strength glass fibre, nylon fiber, polyester fiber, pbo fiber or be two or morely wound around and formed by overlap joint.For strengthening the mechanical stability of baton, and interface performance is firmly good between the two to ensure alloy-layer 3 and fibrage 4, and the stressed rear lamination of avoiding completely occurs, preferably bonding by resin adhesive between described each structure sheaf; Preferably, described resin adhesive is the one or more kinds of mixing adhesives in epoxy resin adhesive, phenolic resin adhesive, unsaturated-resin adhesive, acrylic resin adhesive and bimaleimide resin adhesive.In the compound retractable spontoon of above-mentioned the utility model, alloy-layer 3 the mechanical stability that has strengthened baton entirety is set, its inner side is quincunx containing the cross sectional shape of guide rail and cutting ferrule, can be beneficial to the stability and the intensity that ensure guide rail, weight reduction to greatest extent again, fibrage 4 is beneficial to the composite design of alloy-layer 3 high strength and the outward appearance that ensure product, reduces the consumption of metal material simultaneously, thereby greatly alleviates the overall weight of retractable spontoon.In addition, by body material is improved to fibrous composite and the compound preparation of high-strength light alloy by ordinary metallic material, can effectively the weight of retractable spontoon be reduced to 250g left and right, weight ratio decline 30%-50% from the 350g-600g of common metal baton.
When the compound retractable spontoon of application the utility model, as depicted in figs. 1 and 2, by exerting oneself, whipping rod body stretches out and retraction movable pipe 2 in stationary pipes 1, form described stationary pipes 1 and movable pipe 2 by the body of multiple structure sheaf modular design, make quality and parts installation in stationary pipes 1 and movable pipe 2 more there is controllability; The particularly setting of combining with fibrage 4 by alloy-layer 3, not only make the function of existing baton be maintained, and the quality of retractable spontoon entirety of the present utility model is significantly reduced compared to the baton quality of the integrated body of existing all-metal, significantly alleviate user's heavy burden, significantly strengthen the flexibility using, meanwhile, also made the steadiness of baton be enhanced, morphotropism reduces, and extended the service life of baton.
Embodiment 2
As shown in Figure 3 and Figure 4, the compound retractable spontoon of one of the present utility model, its basic structure arranges and applies with embodiment 1, particularly, also has following setting:
Described stationary pipes 1 and movable pipe 2 interconnect by pushing handle telescopic control mechanism; Described stationary pipes 1 is handle tube 101, and described movable pipe 2 comprises front pipe 201 and middle pipe 202; In the time stretching open mode, front pipe 201, middle pipe 202 and handle tube 101 are connected from front to back successively; In the time of retraction closed condition, front pipe 201, middle pipe 202 and handle tube 101 are connected from the inside to the outside successively.
In the above-described embodiments, described pushing handle telescopic control mechanism can select as in background technology, introduced etc. existing lock uint.
In the above-described embodiments; the end cap cover 20 that is also provided with end cap and protection end cap 5 at the blind end of handle tube 101, is provided with baffle ring 9 at the other end of handle tube 101, so that user controls; meanwhile, be also conducive to fully avoid user to receive contusion in baton use procedure.
In the above-described embodiments, filled for making the space between space, middle pipe 202 and the handle tube 101 between front pipe 201 and middle pipe 202, friction and noise while stretching to reduce baton, prevent that dust from entering, reduce baton rocking when flexible, and be that energy-absorbing function while shrinking is cushioned, pipe gasket before nested being provided with in two ends of the outer wall of front pipe 201, nestedly at the two ends of the outer wall of middle pipe 202 is provided with middle pipe gasket.Preferably, the quantity of described front pipe gasket is three, is respectively the first front pipe gasket 14, the second front pipe gasket 15 and the 3rd front pipe gasket 16 that distribute along front pipe 201, and three protects at end and the middle part of front pipe; The quantity of described middle pipe gasket is three, be respectively distribute along middle pipe 202 first in pipe gasket 19 in pipe gasket 18 and the 3rd in pipe gasket 17, second, three protects respectively at end and the middle part of middle pipe.For making the function of each packing ring be protected and give full play to, described front pipe gasket and middle pipe gasket are preferably a kind of in rubber washer and plastic washer or two kinds, preferably, described rubber washer is preferably by one or more packing rings that form in natural rubber, acrylonitrile-butadiene rubber, butadiene-styrene rubber and neoprene, and described plastic washer is preferably by one or more packing rings that form in POM, polytetrafluoroethylene (PTFE), PC, PE, PVC and PET.
Embodiment 3
As shown in Figures 3 to 6, the compound retractable spontoon of one of the present utility model, its basic structure arranges and applies with embodiment 2,
For strengthening flexible flexibility and the steadiness of baton, also, for ensureing that baton has longer service life, particularly, also there is following setting:
Described pushing handle telescopic control mechanism comprises the first pushing handle telescopic control mechanism, the second pushing handle telescopic control mechanism and the 3rd pushing handle telescopic control mechanism;
Described the first pushing handle telescopic control mechanism is arranged on the inwall of handle tube 101, described the first pushing handle telescopic control mechanism comprises interconnective the first guide rail (not shown), the first cutting ferrule 10, the first cutting ferrule snap-on (not shown), wherein, described the first cutting ferrule 10 is arranged on one end of handle tube 101;
Described the second pushing handle telescopic control mechanism is arranged on the inwall of middle pipe 202, and described the second pushing handle telescopic control mechanism comprises interconnective the second guide rail 12, the second cutting ferrule 7 and the second cutting ferrule snap-on 13, wherein, and second bonding one end that is arranged on middle pipe 202 of cutting ferrule 7;
Described the 3rd pushing handle telescopic control mechanism comprises bulb 21, front barrel bolt axle 6, middle barrel bolt axle 8 and jump ring 11; Bulb 21 is arranged on one end of front pipe 201, front barrel bolt axle 6 is arranged on the other end of front pipe 201, and middle barrel bolt axle 8 is arranged on the other end of middle pipe 202, and jump ring 11 is arranged on one end of handle tube 101, wherein, described bulb 21, the first cutting ferrule 10 and the second cutting ferrule 7 are all oppositely arranged with jump ring 11; Described front barrel bolt axle 6, middle barrel bolt axle 8 and jump ring 11 are all oppositely arranged with bulb 21.
In the above-described embodiments, described the first pushing handle telescopic control mechanism and the second pushing handle telescopic control mechanism are taked identical structure setting, can be convenient to the coordinative coherence that baton entirety is controlled.
In the above-described embodiments, taking in described the first guide rail two ends away from one end of jump ring 11 as top, the other end is end, is the end of described the first guide rail near one end of jump ring 11; Taking in the first cutting ferrule 10 two ends away from one end of jump ring 11 as top, the other end is end, is the end of the first cutting ferrule 10 near one end of jump ring 11; The top of described the first guide rail is connected with the import of the first cutting ferrule 10 ends, in ensureing, manage 202 under the mutual location between middle barrel bolt axle 8 and described the first guide rail, can slip into swimmingly in the bending slideway of the first cutting ferrule 10, position via described the first cutting ferrule snap-on again, barrel bolt axle 8 is entered after assigned address, can not cause middle pipe 202 to be retracted in handle tube 101 due to stressed.
In the above-described embodiments, taking in the second guide rail 12 two ends away from one end of jump ring 11 as top, the other end is end, is the end of the second guide rail 12 near one end of jump ring 11; Taking in the second cutting ferrule 7 two ends away from one end of jump ring 11 as top, the other end is end, is the end of the second cutting ferrule 7 near one end of jump ring 11; The top of described the second guide rail 12 is connected with the import of the second cutting ferrule 7 ends, to ensure that front pipe 201 is under the mutual location between front barrel bolt axle 6 and the second guide rail 12, can slip into swimmingly in the bending slideway of the second cutting ferrule 7, position via the second cutting ferrule snap-on 13 again, front barrel bolt axle 6 is entered after assigned address, can not cause front pipe 201 to be retracted in middle pipe 202 due to stressed.
While applying compound retractable spontoon of the present utility model, basic application mode is with embodiment 1, particularly:
Under retracted state, stressed by the jump ring 11 of handle tube 101 ends, be stuck in the end (being the one end at non-bulb 21 places) of front pipe 201, make baton entirety keep retracted state;
In use, firmly whipping rod body, pipe 201 before bulb 21 is driven, overcome the resistance of jump ring 11, make front pipe 201 depart from jump ring 11 with middle pipe 202, front barrel bolt axle 6 slides along the second guide rail 12 and described the first guide rail respectively with middle barrel bolt axle 8, slides to respectively in the second cutting ferrule 7 and the first cutting ferrule 10 and completes and locate and locking;
Identical in the sealed process of middle pipe 202 and handle tube 101, when middle pipe 202 throws away, middle barrel bolt axle 8 skids off along described the first guide rail, breaks through described the first cutting ferrule snap-on stressed while sliding to front end by impulse force, and middle barrel bolt axle 8 tops can not be reclaimed to plane; Need to regain time, middle pipe 202 is rotated counterclockwise to 270 °, can makes middle pipe 202 regain in handle tube 101;
In the sealed process of front pipe 201 and middle pipe 202, when front pipe 201 throws away, front barrel bolt axle 6 skids off along the second guide rail 12, breaks through the second cutting ferrule snap-on 13 stressed while sliding to front end by impulse force, and front barrel bolt axle 6 tops can not be reclaimed to plane; Need to regain time, front pipe 201 is rotated counterclockwise to 270 °, presses bulb 21 and can make to manage in 201 in front pipe 201 withdrawals.
Above-mentioned application shows, pushing handle telescopic control mechanism of the present utility model carries out combine locking action by three groups of mechanisms, realize in use sealed between adjacent two bodys of retractable spontoon, concrete sealed process is described above, that is: retractable spontoon is throwing away in process, the bearing pin of internal layer body skids off by the mode of sliding and rolling along guide rail locating slot and the chute of outer body, while sliding to outer body top, there is impulse force to break through snap-on along the card cover device of front end, bearing pin is entered in locating slot, and while making rod body stressed, bearing pin pushes up plane and can not regain; As rod body needs to regain, 270 ° of internal layer body rotations are completed and regain action, and two place's closing component structures of retractable spontoon are identical; The sealed defect of the resistance of retractable spontoon in prior art has effectively been avoided in the use of this kind of pushing handle telescopic control mechanism, fully ensure the structural strength at sealed position, ensure that again body can realize smooth telescopic process by the location of guide rail, make movable pipe can be swimmingly by throw away moved sealed, rotate and regained action by body, operated more simple and convenient.
The utility model is not limited to above-mentioned embodiment, those skilled in the art make to any apparent improvement of above-mentioned embodiment or change, can not exceed the protection domain of design of the present utility model and claims.
Claims (10)
1. a compound retractable spontoon, comprise rod body, it is characterized in that: described rod body comprises interconnective stationary pipes and movable pipe, the body of described stationary pipes and the body of movable pipe combine from the inside to the outside by interconnective plural structure sheaf.
2. compound retractable spontoon according to claim 1, is characterized in that: the body of described stationary pipes and the body of movable pipe are by combining inside and outside two structure sheafs.
3. compound retractable spontoon according to claim 1, it is characterized in that: in the body of described stationary pipes and the body of movable pipe, being alloy-layer at inner most structure sheaf, is fibrage at outermost structure sheaf, gluing composite joint between each structure sheaf.
4. compound retractable spontoon according to claim 3, is characterized in that: described alloy-layer is 7.85g/cm by density
3form with interior alloy;
Described fibrage is that the following and modulus of 30GPa is that fiber below 300GPa forms by intensity.
5. compound retractable spontoon according to claim 4, is characterized in that: described alloy-layer is made up of any in steel alloy, kirsite, titanium alloy, aluminium alloy, aluminium lithium alloy, almag, alumin(i)um zinc alloy, aluminium copper, duralumin, hard alumin ium alloy and extra super duralumin alloy;
Described fibrage is made up of any in carbon fiber, aramid fiber, polyethylene fibre, glass fibre, nylon fiber, polyester fiber, pbo fiber.
6. compound retractable spontoon according to claim 3, it is characterized in that: bonding by resin adhesive between described each structure sheaf, described resin adhesive is any adhesive in epoxy resin adhesive, phenolic resin adhesive, unsaturated-resin adhesive, acrylic resin adhesive and bimaleimide resin adhesive.
7. according to the compound retractable spontoon described in any one in claim 1 to 6, it is characterized in that: described stationary pipes and movable pipe interconnect by pushing handle telescopic control mechanism; Described stationary pipes is handle tube, and described movable pipe comprises front pipe and middle pipe; In the time stretching open mode, described front pipe, middle pipe are connected from front to back successively with handle tube; In the time of retraction closed condition, described front pipe, middle pipe are connected from the inside to the outside successively with handle tube.
8. compound retractable spontoon according to claim 7, is characterized in that: be provided with the end cap cover of end cap and protection end cap at the blind end of described handle tube, be provided with baffle ring at the other end of described handle tube; Pipe gasket before the two ends of the outer wall of described front pipe are nested with, is nested with middle pipe gasket at the two ends of the outer wall of described middle pipe.
9. compound retractable spontoon according to claim 8, is characterized in that: the quantity of described front pipe gasket is three; The quantity of described middle pipe gasket is three;
Described front pipe gasket and middle pipe gasket are any in rubber washer and plastic washer, described rubber washer is by any packing ring forming in natural rubber, acrylonitrile-butadiene rubber, butadiene-styrene rubber and neoprene, and described plastic washer is by any packing ring forming in POM, polytetrafluoroethylene (PTFE), PC, PE, PVC and PET.
10. compound retractable spontoon according to claim 7, is characterized in that: described pushing handle telescopic control mechanism comprises the first pushing handle telescopic control mechanism, the second pushing handle telescopic control mechanism and the 3rd pushing handle telescopic control mechanism;
Described the first pushing handle telescopic control mechanism is arranged on the inwall of described handle tube, and described the first pushing handle telescopic control mechanism comprises interconnective the first guide rail, the first cutting ferrule, the first cutting ferrule snap-on, and wherein, described the first cutting ferrule is arranged on one end of handle tube;
Described the second pushing handle telescopic control mechanism is arranged on the inwall of described middle pipe, and described the second pushing handle telescopic control mechanism comprises interconnective the second guide rail, the second cutting ferrule and the second cutting ferrule snap-on, and wherein, described the second cutting ferrule is arranged on one end of middle pipe;
Described the 3rd pushing handle telescopic control mechanism comprises bulb, front barrel bolt axle, middle barrel bolt axle and jump ring; Described bulb is arranged on one end of described front pipe, described front barrel bolt axle is arranged on the other end of described front pipe, described middle barrel bolt axle is arranged on the other end of described middle pipe, described jump ring is arranged on one end of described handle tube, wherein, described bulb, the first cutting ferrule and the second cutting ferrule are all oppositely arranged with described jump ring; Described front barrel bolt axle, middle barrel bolt axle and described jump ring are all oppositely arranged with described bulb.
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| CN201420375546.0U CN204007326U (en) | 2014-07-08 | 2014-07-08 | A kind of compound retractable spontoon |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111004A (en) * | 2014-07-08 | 2014-10-22 | 公安部第一研究所 | Combined type extendable baton |
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2014
- 2014-07-08 CN CN201420375546.0U patent/CN204007326U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111004A (en) * | 2014-07-08 | 2014-10-22 | 公安部第一研究所 | Combined type extendable baton |
| CN104111004B (en) * | 2014-07-08 | 2016-02-03 | 公安部第一研究所 | A kind of compound retractable spontoon |
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