CN202508254U

CN202508254U - Power interruption brake crank

Info

Publication number: CN202508254U
Application number: CN2012201132396U
Authority: CN
Inventors: 柯世清; 吴瑞德
Original assignee: LEE CHI MACHINERY CO Ltd
Current assignee: LEE CHI MACHINERY CO Ltd
Priority date: 2012-03-23
Filing date: 2012-03-23
Publication date: 2012-10-31
Anticipated expiration: 2022-03-23

Abstract

The utility model relates to a power interruption brake crank, which comprises a grip holder, an operating handle, a piston and a sensing device, wherein the operating handle is pivoted with the grip holder; the piston is arranged in the grip holder in a rotating way; and the sensing device is combined with the grip holder. A magnetic body is arranged at the rear end of the piston. A cylindrical groove parallel to the piston is formed on the grip holder. The sensing device comprises an adjusting bolt arranged at the rear end of the cylindrical groove, and a nonmagnetic conducting barrier block, a magnetic reed switch, a compression spring and a signal wire, which are sequentially arranged on the cylindrical groove, wherein the signal wire is electrically connected to the magnetic reed switch, and can transmit a sensing signal to a control system. The adjusting bolt can finely adjust the sensing position and speed of the magnetic reed switch, and the nonmagnetic conducting barrier block can improve the sensing accuracy of the magnetic reed switch, so that the practical effects of convenience for adjustment and sensing accuracy are achieved.

Description

Brake crank can cut off the power supply

Technical field

The utility model is applied to Electrical Bicycle or the hydraulic brake handle of the car of riding instead of walk about a kind of assembling, can respond to brake and controls cut off the power supply for the brake crank of outage especially in regard to a kind of.

Background technology

Assembling at present is applied to Electrical Bicycle or the hydraulic brake handle of the car of riding instead of walk; For when utilizing brake crank to carry out brake; Can synchronous control system outage or start to improve traffic safety; Relevant dealer's development and Design goes out the brake crank that can detect brake, and concrete structure design is shown in the publication number TaiWan, China patent patent documentations such as " induction structures of brake handgrip startup " that to be 201202089 TaiWan, China patent " the signal control setup of automobile-used brake handgrip " be M365313 with the patent No..

As shown in Figure 6, disclosed brake crank includes the brake handgrip that lever 91, that leader's seat 90, is articulated in this handle base 90 is located at these handle base 90 in-to-in pistons 93 and is incorporated into this handle base 90 and starts induction structure in M365313 patent case; Wherein, This handle base 90 is provided with one and supplies a piston chamber 901 that this piston 93 is provided with and roughly parallel with this piston chamber 901 groove 902; This lever 91 drives this piston 93 that is arranged in this piston chamber 901 with a push rod 92, is combined with a magnetic substance 94 and a retracing spring 95 in regular turn at the front end of this piston 93; This groove 902 combines to be provided with a compression spring 96, a magnetic reed switch 97 and a hollow bolt 98 in regular turn, and is provided with that a Communication signal wire 99 passes this hollow bolt 98 and this Communication signal wire 99 is connected in this magnetic reed switch 97.Push this lever 91 and when driving this piston 93 and producing displacements the end user with this magnetic substance 94; This magnetic reed switch 97 can be sensed moving of this magnetic substance 94 and the signal that produces action or end, and speed or time can utilize this hollow bolt 98 to adjust these lever 91 brakes of induction the time.

Possessed brake startup induction and fine setting induction speed or the function of time though existing brake handgrip as shown in Figure 6 starts induction structure, on practicing, remained at least in following problem and restriction:

1, the existing brake crank that can cut off the power supply is the position of adjusting this magnetic reed switch 97 with this hollow bolt 98; The hollow channel that is subject to said hollow bolt 98 must be enough to let this Communication signal wire 99 through and this hollow channel need be provided with and cut mouth open; To cause the size of this hollow bolt 98 to use tonger to adjust like this than big and needs; Not only adjustment operation inconvenience, and tonger destroys the enamelled coating and the outward appearance on these handle base 90 surfaces easily.

2, the existing brake crank that can cut off the power supply is arranged on the said compression spring 96 at these magnetic reed switch 97 two ends and the metal parts that this hollow bolt 98 is the tool magnet conductivity; Will influence the particularity of this magnetic reed switch 97 inductions like this because of the magnetic conduction effect, cause easily induction too early, delay or the problem of misoperation.

3, this magnetic substance 94 of the existing brake crank that can cut off the power supply is located at the front end of this piston 93; When this piston chamber 901 of this handle base 90 that this piston 93 is packed into; Be difficult to find whether said magnetic substance 94 occurs getting loose or the problem of displacement, be prone to produce the problem of assembling flaw.

4, this groove 902 of the existing brake crank that can cut off the power supply is to protrude from the preceding outside of this handle base 90 and because the size of this hollow bolt 98 is big, not only assembling comparatively inconvenience with influence outward appearance, and easy because of being collided or pullling and damage.

The utility model content

For solving the existing brake crank that can cut off the power supply relevant for not enough and restrictions such as aforementioned adjustment troublesome poeration, induction poor accuracy and assembling inconvenience; The main purpose of the utility model is to propose a kind of easy and simple to handle and precise induction brake crank that can cut off the power supply; It utilizes adjustable bolt to come the position of pushing tow adjustment magnetic reed switch; Collocation is arranged at the non-magnetic barrier blocks between this adjustable bolt and this magnetic reed switch; Can finely tune the sensed position of this magnetic reed switch easily, and avoid this adjustable bolt of metal material to influence the particularity that this magnetic reed switch is responded to, to solve the not enough and restriction of the existing brake crank that can cut off the power supply.

The purpose of the utility model is that the technical scheme below adopting realizes.

Cut off the power supply for brake crank according to the utility model provides includes:

Leader's seat, it has an articulated section, a piston chamber and a socket portion, is provided with parallel with this a piston chamber tube groove in this socket portion and is formed with a guidewire port and a screw respectively in the front end and the rear end of this socket portion;

One lever, its be hubbed at this articulated section and this lever link have one extend to this piston chamber push rod;

One piston, it is arranged at this piston chamber and this piston rear end against this push rod with the slip form, and this piston combines to be provided with a magnetic substance and is provided with a retracing spring at the front end of this piston;

One induction installation; It includes one and is incorporated into the adjustable bolt of this screw with screw thread; And the non-magnetic barrier blocks, a magnetic reed switch, a compression spring and the Communication signal wire that are arranged at this groove in regular turn, this Communication signal wire is electrically connected on this magnetic reed switch and this Communication signal wire is passed by this guidewire port.

Preferably, wherein said adjustable bolt is a countersunk bolt; Said piston rear end is concaved with a caulking groove, and said magnetic substance build-in is in this caulking groove; Said screw and this groove for be coaxially set and this screw internal diameter less than this groove internal diameter.

Preferably, wherein said socket portion protrusion is arranged at the below of said handle base; Be provided with the dust protecting cap of a non-magnetic at the guidewire port of this groove, this dust protecting cap is provided with one and supplies the mouth of cutting open that this Communication signal wire embeds.

Preferably, wherein said dust protecting cap has a folder system flange; This handle base is provided with a keyhole in the position of contiguous said guidewire port, and this keyhole is combined with a lock bolt, and this lock bolt folder system should folder system flange.

The improvement that the technical scheme that the utility model proposed can obtain comprises:

1, the utility model is adjusted the position of this magnetic reed switch with this adjustable bolt that is arranged on said handle base rear end; Can adjust operation with the hexagon wrench; Not only can effectively reduce the size of this adjustable bolt; And can not exert an influence or destroy, efficiently solve the existing brake crank that can cut off the power supply and finely tune existing problem with hollow bolt to said handle base.

2, the utility model is provided with the barrier blocks of this non-magnetic between this adjustable bolt and this magnetic reed switch; The dust protecting cap that collocation constitutes with the non-magnetic material equally; Can effectively improve the particularity of this magnetic reed switch induction, effectively solve the existing brake crank that can cut off the power supply and have the problem that misoperation takes place easily.

3, the utility model is arranged on this magnetic substance build-in in the caulking groove of said piston rear end, can be or not get loose when using or the problem of displacement in assembling, and can effectively solve the existing brake crank that can cut off the power supply and have the problem of assembling flaw easily.

4, with this lock bolt of dust protecting cap collocation said Communication signal wire to be tightened compacting fixing for the utility model, not only assemble easy fast, and have excellent waterproofness and protection against dust.

5, the utility model is arranged on the socket portion of this handle base below with this induction installation, is prone to assembling, and outward appearance is difficult for finding out, also is difficult for because of being collided or pullling and damage.

Description of drawings

Fig. 1 is the External view of looking up of the utility model preferred embodiment.

Fig. 2 is the combination section of the utility model preferred embodiment.

Fig. 3 is the composition component decomposition map of the utility model preferred embodiment.

Fig. 4 is the generalized section of the utility model preferred embodiment general state.

Fig. 5 is the generalized section of the utility model preferred embodiment braking state.

Fig. 6 is the three-dimensional structure diagram of the existing brake crank that can cut off the power supply.

The drawing reference numeral explanation:

10 handle bases, 11 joint portions, 12 articulated sections, 13 piston chamber, 14 hydraulic pipes

15 socket portions, 16 grooves, 17 screws, 18 keyholes

20 levers, 21 push rods

30 pistons, 31 caulking grooves, 32 magnetic substances, 33 retracing springs

40 induction installations, 41 adjustable bolts, 42 barrier blocks, 43 magnetic reed switchs, 44 compression springs

45 Communication signal wires, 46 dust protecting caps 461 are cut mouthful 462 folder system flanges, 47 lock bolts open

50 driver's handles

90 handle bases, 901 piston chamber, 902 grooves, 91 levers, 92 push rods

93 pistons, 94 magnetic substances, 95 retracing springs, 96 compression springs

97 magnetic reed switchs, 98 hollow bolts, 99 Communication signal wires

The specific embodiment

The preferred embodiment of following conjunction with figs. and the utility model, further setting forth the utility model is to reach the technological means that predetermined utility model purpose is taked.

The preferred embodiment of cut off the power supply for the brake crank that the utility model provided such as Fig. 1 are to shown in Figure 3; It includes the lever 20, that leader's seat 10, is articulated in this handle base 10 and is arranged at the piston 30 in this handle base 10, and member such as an induction installation 40; Wherein:

As shown in Figures 2 and 3; This handle base 10 is provided with one in order to be assembled in the articulated section 12 that the driver supplies this lever 20 to combine to 50 joint portion 11 and; And be provided with in the inside of this handle base 10 one supply this piston 30 and its associated component to be provided with piston chamber 13, and be connected with the hydraulic pipe 14 that is communicated with this piston chamber 13 at the front end of this handle base 10; This handle base 10 thereunder convexes with roughly parallel with this piston chamber 13 a socket portion 15; Be provided with a roughly parallel tube groove 16 with this piston chamber 13 in the inside of this socket portion 15; And form a guidewire port and a screw 17 respectively in the front end and the rear end of this socket portion 15; This screw 17 and this groove 16 for be coaxially set and the internal diameter of this screw 17 less than the internal diameter of this groove 16, be provided with a keyhole 18 in the position of contiguous this guidewire port.

This lever 20 is articulated in the articulated section 12 of this handle base 10 with a pivot, and this lever 20 link be provided with one extend to this piston chamber 13 push rod 21.

This piston 30 is resisted against this push rod 21 with said piston chamber 13 and this piston 30 rear ends that the slip form is arranged at this handle base 10; This piston 30 is arranged with a caulking groove 31 in the rear end; These caulking groove 31 pottings are installed with a magnetic substance 32; This magnetic substance 32 can be magnet or the analogue with permanent magnet type, is provided with a retracing spring 33 with this piston 30 of elastic force pushing and pressing at the front end of this piston 30.

This induction installation 40 comprises an adjustable bolt 41 and is arranged at a barrier blocks 42 of this groove 16, a magnetic reed switch 43, a compression spring 44, a Communication signal wire 45, a dust protecting cap 46 in regular turn, and a lock bolt 47; Wherein, this adjustable bolt 41 is incorporated into the said screw 17 of this handle base 10 with screw thread and penetrates end and stretches to this groove 16, and this adjustable bolt 41 is for having the countersunk bolt of inner hexagonal hole; This barrier blocks 42 be by non-magnetic materials such as plastics constitute and its rear end against the end that penetrates of this adjustable bolt 41; This Communication signal wire 45 is electrically connected on this magnetic reed switch 43 and this Communication signal wire 45 and passes the control system that is connected to Electrical Bicycle by the guidewire port of this groove 16; This dust protecting cap 46 is the guidewire ports that are embedded at this groove 16 with non-magnetic materials such as rubber or plastics formation and close-fitting, and this dust protecting cap 46 has one and supplies mouthful 461 and one folder of cutting open of these Communication signal wire 45 embeddings to make a flange 462; This compression spring 44 supports and is arranged between this magnetic reed switch 43 and this dust protecting cap 46 with the elastic force top; This lock bolt 47 is incorporated into the keyhole 18 of this handle base 10 and this folder system flange 462 of this lock bolt 47 these dust protecting caps 46 of folder system with screw thread, thereby with this dust protecting cap 46 packings location.

The utility model is about the fixed form of this Communication signal wire 45; Be not limited to the mode of utilizing this dust protecting cap 46 and this lock bolt 47 to come the packing location as shown in Figure 2; Also can utilize modes such as hollow bolt, gummed encapsulation or engaging to combine to fix, as long as can Communication signal wire 45 be combined fixing.

See also Fig. 1, Fig. 4 and shown in Figure 5; The utility model is when carrying out brake operation; This lever 20 produces displacement and drives hydraulic tubing generation brake with this this piston 30 of push rod 21 pushing and pressing, and this magnetic substance 32 that is embedded in this piston 30 can be along with these piston 30 synchronized generation displacements, and the magnetic reed switch 43 of this induction installation 40 is sensed moving of this magnetic substance 32; The signal that just can produce action or end; This signal is sent to control system through this Communication signal wire 45, can reach when brake operation, and synchronous control system outage or startup are to improve traffic safety.

Like Fig. 4 and shown in Figure 5; This adjustable bolt 41 of the utility model is arranged on the rear end of this socket portion 15; The arrange in pairs or groups elasticity pushing and pressing effect of this compression spring 44 can be adjusted this magnetic reed switch 43 to best sensed position and sensitive time with fine-tuning mode, and this barrier blocks 42 that constitutes with the non-magnetic material; This dust protecting cap 46 that collocation constitutes with the non-magnetic material equally can effectively be guaranteed the particularity that this magnetic reed switch 43 is responded to.The utility model is buried this magnetic substance 32 in this caulking groove 31 that is mounted in these piston 30 rear ends underground, effectively improves the stack-mounted convenience and the problem that this magnetic substance 32 gets loose can not take place, and has significantly improved the practical usefulness of the brake crank that can cut off the power supply.

The above only is the preferred embodiment of the utility model; Be not that the utility model is done any pro forma restriction; Though the utility model discloses as above with preferred embodiment; Yet be not that any those skilled in the art is in the scope that does not break away from the utility model technical scheme in order to qualification the utility model; Should utilize the technology contents of above-mentioned announcement to make a little change or be modified to the equivalent embodiment of equivalent variations; In every case be the content that does not break away from the utility model technical scheme, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of the utility model technical scheme according to the technical spirit of the utility model.

Claims

1. the brake crank that can cut off the power supply is characterized in that, includes:

2. the brake crank that cuts off the power supply as claimed in claim 1 is characterized in that: said adjustable bolt is a countersunk bolt.

3. the brake crank that cuts off the power supply as claimed in claim 2 is characterized in that: said piston rear end is concaved with a caulking groove, and said magnetic substance build-in is in this caulking groove.

4. the brake crank that cuts off the power supply as claimed in claim 3 is characterized in that: said screw and this groove for be coaxially set and this screw internal diameter less than this groove internal diameter.

5. the brake crank that cuts off the power supply as claimed in claim 4 is characterized in that: said socket portion protrusion is arranged at the below of this handle base.

6. the brake crank that cuts off the power supply as claimed in claim 1 is characterized in that: said magnetic substance is arranged at the rear end of this piston.

7. like each described brake crank that cuts off the power supply in the claim 1 to 6, it is characterized in that: the guidewire port of this groove is provided with the dust protecting cap of a non-magnetic.

8. the brake crank that cuts off the power supply as claimed in claim 7 is characterized in that: said dust protecting cap is provided with one and supplies the mouth of cutting open of this Communication signal wire embedding.

9. the brake crank that cuts off the power supply as claimed in claim 8 is characterized in that: said dust protecting cap has a folder system flange; This handle base is provided with a keyhole in the position of contiguous said guidewire port, and this keyhole is combined with a lock bolt, and this lock bolt folder system should folder system flange.