CN2466962Y - Button - Google Patents

Abstract

The utility model relates to a button device, which provides the button device with the advantages of convenient use, difficult clamping to be death and difficult damage. The utility model comprises a shell, a button two slide blocks and a gear. The upper part of the shell is provided with an open groove for the button to pass. The inner part of the shell is provided with a chute in a horizontal shaft direction. The center of the chute is fixedly provided with a vertical shaft. The two slide blocks are respectively arranged on both sides of the vertical shaft. Ends away from the vertical shaft are respectively provided with linking devices. Ends adjacent the vertical shaft are respectively provided with racks which can be meshed with gears which are arranged on the vertical shaft for transmission. The two slide blocks are forced for synchronously carrying out reverse reciprocating movement in a horizontal direction for driving the linking devices.

Description

PBU pushbutton unit

The utility model belongs to flexible hand lever parts, particularly a kind of PBU pushbutton unit.

See also the flexible hand lever 10 of commonly using shown in Figure 1, hand lever 10 comprises two parallel support bar 12 and U-shaped handles 14.Be provided with tubular sliding chute 16 and fixing hole 18 in each support bar 12.U-shaped handle 14 comprises holding rod 20 and two slide bars 22, two slide bars 22 are slidably to be installed in the tubular sliding chute 16 of two support bars 12, the bottom of two slide bars 22 respectively is provided with slide bar bayonet unit 24, which is provided with protruding button 26 and is used for U-shaped handle 14 is fixed on the fixing hole 18 of two support bars 12.The middle part of handle 20 is provided with the slide bar bayonet unit 24 that PBU pushbutton unit 28 is used for controlling two slide bars, 22 bottoms, when PBU pushbutton unit 28 was pressed downwards, it can make the protruding button 26 of two slide bar bayonet units 24 inwardly bounce back so that the slide bar 22 of U-shaped handle 14 is free to slide in the tubular sliding chute 16 of two support bars 12.

See also the internal structure of the exploded view of commonly using holding rod 20 and PBU pushbutton unit 28 shown in Figure 2.Holding rod 20 is to be combined by upper shell 38 and lower house 40, and upper shell 38 upper ends are provided with open slot 42, and are provided with U-shaped groove 44 in the lower house 40, and groove 44 middle parts are provided with projection 46.PBU pushbutton unit 28 comprises button 34, spring 48 and two slide blocks 36.Button 34 is to be installed in the open slot 42 of upper shell 38 upper ends in the mode of can slide up and down, 48 on spring is to be installed on to be used for upwards resiliency supported button 34 on the projection 46, but two slide blocks 36 are the modes with left and right sides slippage to be installed in the U-shaped groove 44 of lower house 40, each slide block 36 the inner (by projection 46 ends) are equipped with inclined-plane 50, slide block 36 outer ends then are to be connected with linkage 30, the bottom of button 34 is provided with two oblique angles 56, when button 34 is pushed downwards, two oblique angles 56 can interact with the inclined-plane 50 of two slide blocks 36, to force two slide blocks 36 to central mobile, upwards promote and drive two linkages 30, the slide bar bayonet unit 24 of slide bar 22 bottoms is untied.

By the above-mentioned PBU pushbutton unit of commonly using 28 as can be known, button 34 is to utilize two oblique angles 56 of its bottom and the inclined-plane 50 of two slide blocks 36 to interact to force two slide blocks 36 to central mobile, the shortcoming of this manner of execution is if be threaded onto strength on the button 34 when unequal, the slide action of two slide blocks 34 in U-shaped groove 44 will be inconsistent, this will cause being stuck in the open slot 42 because of angular deflection in the process that button 34 pushes downwards, or the slide bar bayonet unit 24 of two slide bars, 22 bottoms can't be untied simultaneously, and cause inconvenience in the use, and make PBU pushbutton unit 28 also be easy to damage because of undue force.

The purpose of this utility model provide a kind of easy to use, be difficult for stuck and damage PBU pushbutton unit, it utilizes the gear transmission that is meshed with two slide blocks with tooth bar, make two slide blocks of PBU pushbutton unit in the U-shaped groove, be carried out oppositely sliding of horizontal direction synchronously, commonly use the shortcoming of PBU pushbutton unit with improvement.

Brief description of drawingsfig:

Fig. 1, be known flexible hand lever structural representation stereogram.

Fig. 2, be button decomposition texture schematic isometric shown in Figure 1.

Fig. 3, be the utility model embodiment one decomposition texture schematic isometric.

Fig. 4, be the utility model embodiment housing parts vertical view once.

Fig. 5, be A among Fig. 3-A cutaway view (assembled state).

Fig. 6, be the utility model embodiment two decomposition texture schematic isometric.

Fig. 7, be the utility model embodiment three decomposition texture schematic isometric.

The major part conventional letter:

100 chutes, 102 upright shafts

104 tooth bars, 108 inclined-planes

109 springs, 114 oblique angles

124 upper shells, 130 open slots

132 slide blocks, 134 gears

136 operating knobs, 138 tooth bars

140 PBU pushbutton units, 144 upper shells

146 lower houses, 148 chutes

150 open slots, 152,153 slide blocks

154 gears, 156 operating knobs

158 tooth bars, 160 tooth bars

60 flexible hand lever 62 support bars

64 U-shaped handles, 68 slide bars

70 tubular sliding chutes, 72 locating holes

74 bayonet units, 76 control pieces

78 protruding button 80 PBU pushbutton units

84 linkages, 88 slide blocks

90 gears, 92 buttons

94 upper shells, 96 lower houses

97 open slots

Below in conjunction with accompanying drawing other purposes of the present utility model, effect and characteristics are further specified.

See also Fig. 3, the utility model embodiment 1 comprises shell, two slide blocks 88, gear 90, spring 109, spring base 110 and the button 92 that is made of upper shell 94 and lower house 96.Horizontal axis is provided with chute 100 in the lower house 96, and chute 100 middle parts set firmly upright shafts 102, and upper shell 94 tops are provided with open slot 97 and pass through for button 92.

See also Fig. 3 and Fig. 4, two slide blocks 88 of the utility model embodiment 1 are being installed in the chute 100 of upright shafts 102 both sides as the horizontal direction mode of reciprocatingly sliding.Two slide blocks 88 approach upright shafts 102 end inboards and respectively are provided with tooth bar 104, it then respectively connects linkage 84 away from upright shafts 102 ends, gear 90 is to be arranged on the upright shafts 102 in rotating mode, and respectively with two slide blocks 88 on tooth bar 104 be meshing with each other, when gear 90 rotates, to force two slide blocks 88 to carry out in the horizontal direction relatively or from slip, with sync pulling linkage 84 along chute 100 simultaneously.

See also Fig. 5, flexible hand lever 60 comprises two parallel support bar 62 and U-shaped handles 64.U-shaped handle 64 comprises holding rod 66 and two slide bars 68 again, respectively be provided with tubular sliding chute 70 in each support bar 62, two slide bars 68 of U-shaped handle 64 are slidably to be installed in the tubular sliding chute 70 of two support bars 62, respectively be provided with locating hole 72 in each support bar 62, the bottom of each slide bar 68 respectively is provided with slide bar bayonet unit 74, so that two slide bars 68 are fixed on the locating hole 72 of two support bars 62.

PBU pushbutton unit 80 is to be located in the holding rod 66 of U-shaped handle 64, and two slide blocks 88 are can be arranged at upright shafts 102 both sides in the chute 100 as the mode that horizontal direction reciprocatingly slides, and button 92 is to be located in the open slot 97 of upper shell 94 tops in the mode of can slide up and down.Slide block 88 is provided with linkage 84 away from upright shafts 102 ends, the other end of each linkage 84 is connected on the control piece 76 of slide bar bayonet unit 74 of two slide bars, 68 bottoms, two slide blocks 88 are provided with the groove on tool inclined-plane 108, and the bottom side of button 92 also is provided with and 108 corresponding two oblique angles 114, inclined-plane.When button 92 is pushed downwards, its two oblique angle 114 can interact with the inclined-plane of being located on two slide blocks 88 108, and force the linkage 84 of two slide blocks 88 and connection one end to slide to central authorities synchronously, two linkages 84 then can upwards be mentioned control piece 76 on the slide bar card device 74, so that in the protruding button 78 retraction slide bar bayonet units 74 and releasing location, this moment, 68 of two slide bars can be free to slide in the chute 70 of two support bars 62.

In embodiment 1, the inclined-plane 108 on oblique angle 114 on the button 92 and two slide blocks 88 is to be considered to be an actuator, and its function is to be used for promoting synchronously two slide blocks 88, and traction linkage 84 makes it to relatively move synchronously.Wherein, button 92 lower ends can also only be established single oblique angle 114 and be interacted with inclined-plane 108 on the single slide block 88, can reach and make two slide blocks 88 make oppositely mobile purpose synchronously by the transmission that can be meshing with each other of the tooth bar 104 on gear 90 and two slide blocks 88.When promptly being used as a slide block 88 and being pushed, can guarantee also by meshed transmission gear and relative reverse slide simultaneously of another slide block 88, therefore, can not cause the inconvenience that PBU pushbutton unit 80 is impaired or use because of button 92 unbalance stress.

See also the utility model embodiment 2 120 shown in Figure 6.Its structure is roughly identical with Fig. 3, Fig. 4, embodiment 1 shown in Figure 5, only be to be gear 134 with simple elements such as the button among the embodiment 1 92, gear 90, spring 109 and spring bases 110 and to be fixedly arranged on operating knob 136 on the gear 134, making operating knob 136 is to be located in the open slot 130 of upper shell 124 tops in rotatable mode, when operating knob 136 is rotated, gear 134 is rotation synchronously thereupon, and with two slide blocks 132 on tooth bar 138 transmission that is meshing with each other, make reverse slide to promote two slide blocks 132 in chute 128 inter-syncs.

See also the utility model shown in Figure 7 and implement 3 140.Its structure substantially with embodiment 1, embodiment 2 120 is identical, its difference is previous embodiment 1, button 92 among the embodiment 2 120 and operating knob 136 are by operating knob 156 equivalent substitutions on the slide block 152 that is fixedly arranged on one of them, the first half of operating knob 156 is protruded upward by the open slot on the upper shell 144 150, make and in this open slot 150, to be struck and to become slide block 152,153 actuator, when operating knob 156 is stirred to the left or to the right, tooth bar 158 meeting driven gears 154 on the slide block 152, gear 154 drives the tooth bar 160 on another slide block 153 again, makes slide block 152,153 are able to relative reverse slide in the cunning of lower house synchronously.

In sum, disclosed three embodiment of the utility model 80,120,140 main systems utilize the tooth bar 160 on gear drive two slide blocks 152,153 to force two slide blocks 152,153 to make synchronous backward and slide, it is simple in structure, two linkages that are connected on the slide block are upwards mentioned synchronously for slide block affects, make linkage keep the constant moving displacement, and be not subjected to uniform force application whether influence fully, so can improve the shortcoming of commonly using PBU pushbutton unit 601,12 and 140 really, can be rated as convenience, practicality and progressive creation.

Claims (5)

1, a kind of PBU pushbutton unit, it comprises:

Shell is provided with chute with horizontal axis in it, and the middle part of this chute is installed with upright shafts, and the shell top is provided with open slot;

Button is located in the open slot on the shell, can be pressed and does upper and lower move, and at least one side in button bottom is provided with the oblique angle;

Two slide blocks are to be arranged at two upright shafts both sides in the chute can make the horizontal direction sliding type, and each slide block is equipped with near upright axle head and corresponding inclined-plane, oblique angle, button bottom, and slide block respectively is provided with linkage away from upright axle head, it is characterized in that:

One side of the contiguous upright axle head of two slide blocks respectively is provided with tooth bar, tooth bar and rotary way are arranged at this upright shafts and cog and be meshing with each other, when pushing button, the oblique angle of button bottom and the inclined-plane of slide block are interacted and the promotion slide block, and make the rack and pinion engaged transmission with synchronous drive two slide blocks, two slide blocks and linkage thereof can be carried out relative to oppositely moving synchronously.

2, PBU pushbutton unit according to claim 1, it is characterized in that described button also comprises the operating knob of being located at shell top open slot position in rotatable mode, the bottom of operating knob is fixedly arranged on the gear top, when operating knob during by turn, gear can be driven synchronously, and with two slide blocks on the transmission that is meshing with each other of two tooth bars move so that slide block is able to synchronous backward.

3, PBU pushbutton unit according to claim 1, it is characterized in that described button also comprises the operating knob that is fixedly arranged on one of them slide block top, operating knob top stretches out in the open slot of shell top, and can in open slot, be stirred to drive slide block by the application of force, slide block is then with its upper rack driven gear, by another slide block of tooth bar engaged transmission on gear and another slide block, make two slide blocks be able to synchronous backward and move again.

4, a kind of PBU pushbutton unit, it comprises:

Shell is provided with chute with horizontal axis in it, and the middle part of chute is installed with upright shafts, and the shell top is provided with open slot, is provided with operating knob in the open slot;

Two slide blocks are to be arranged at upright shafts both sides in the chute can make the horizontal direction sliding type, and slide block respectively is provided with linkage away from upright axle head, it is characterized in that:

Each slide block is adjacent to upright axle head and respectively is provided with tooth bar, be provided with between two tooth bars with rotary way and be sheathed on gear on the upright shafts, operating knob is fixedly arranged on the gear top, gear simultaneously with two slide blocks on two tooth bars be meshing with each other, thereby when the operating knob turn, the wheel and rack engaged transmission can carry out relative to oppositely moving two slide blocks and linkage thereof with synchronous drive two slide blocks synchronously.

5, a kind of PBU pushbutton unit, it comprises:

Shell is provided with chute with horizontal axis in it, and the middle part of chute is installed with upright shafts, and the shell top is provided with open slot, is provided with operating knob in the open slot;

Two slide blocks are to be arranged at upright shafts both sides in the chute can make the horizontal direction sliding type, and slide block is provided with linkage away from upright axle head, it is characterized in that:

Each slide block is adjacent to upright axle head and respectively is provided with tooth bar, in be provided with between two tooth bars the gear that is arranged at rotary way on the upright shafts can be simultaneously with two slide blocks on two tooth bars be meshing with each other, operating knob is arranged at wherein arbitrary slide block top and stretches out in outside the shell aperture groove, thereby when stirring operating knob, the engaged transmission of wheel and rack can carry out relative to oppositely moving two slide blocks and linkage thereof with synchronous drive two slide blocks synchronously.

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