TWI569927B - Fast-positioning brake cylinder regulator - Google Patents

Description

Quickly positioned brake pump adjuster

The invention relates to a brake sub-pump adjuster, in particular to a brake sub-pump adjuster which can be quickly positioned.

As shown in FIG. 1 and FIG. 2, it is a conventional brake pump regulator, which is mainly used for pressing the cylinder piston back into the piston chamber to facilitate subsequent replacement of the new brake shoe. The brake pump adjuster includes a trigger unit 1 and a drive unit 2 connected to the trigger unit 1 for rotating the shaft. The trigger unit 1 is axially coupled to the brake cylinder 3, and the drive unit The 2 series is composed of a rod body 21, a left positioning sleeve 22, a right positioning sleeve 23, a positioning baffle 24 and a grip bar 25. The left positioning sleeve 22 is screwed on the left threaded section 211 of the rod body 21, and the right positioning sleeve 23 is screwed on the right threaded section 212 of the rod body 21. The positioning baffle 24 is sleeved on the left positioning sleeve 22 or right positioned. The sleeve 23 is disposed on the sleeve 23 and the grip 25 is disposed at one end of the rod body 21.

When the brake sub-pump 3 on the left side of the vehicle is adjusted, the trigger unit 1 is connected to the end of the rod body 21 to be connected to the brake sub-pump 3, and the positioning baffle 24 is embedded in the left positioning sleeve 22 The left positioning sleeve 22 is locked to the card seat 31 at the outer edge of the pump, thereby driving the grip bar 25 to push the piston into the pump; similarly, when the vehicle is to be adjusted on the right side of the vehicle, The positioning baffle 24 is embedded in the right positioning sleeve 23, and the right positioning sleeve 23 is locked to the card seat of the outer edge of the pump, thereby driving the grip 25 to push the piston into the pump, so that the two positioning sleeves are matched The cylinder, with the single rod 21 matched with the driving unit 2, can adjust the brake cylinder 3 on the left and right sides of the vehicle.

However, although the conventional structure can separately adjust the left and right brake cylinders of the vehicle, it is still necessary to use two different orientation sleeves, so that the manufacturing cost and the purchase cost are high, and the left positioning sleeve 22, right When the positioning sleeve 23 is positionally adjusted on the rod body 21, the adjusting action can be rotated only once, which makes the adjustment process more time consuming.

In order to solve the above problems, the present invention discloses a brake positioning device that can be quickly positioned, which is sleeved on a driving rod in a clutching manner by using a single positioning sleeve, thereby quickly positioning to a desired position to facilitate an adjustment operation.

In order to achieve the above object, the present invention provides a brake cylinder adjuster that can be quickly positioned, comprising: a driving rod having a joint portion at each end thereof for assembling a driving disc for being connected to a brake a pump, wherein the driving rod has a first thread segment and a second thread segment, the first thread segment is different from the second thread segment; the operating rod is transversely disposed at one end of the driving rod, To drive the driving rod; a positioning sleeve is sleeved on the driving rod and can generate a clutching action with respect to the driving rod. When the positioning sleeve is separated from the driving rod, the positioning sleeve can quickly follow the axis of the driving rod To move, when the positioning sleeve is closed relative to the drive rod, the positioning sleeve can be screwed to the first thread segment or the second thread segment; and a baffle is used to fit over the outer circumference of the positioning sleeve.

Preferably, the positioning sleeve is formed by a threaded seat and a fixing base formed in a cylindrical shape, and the inner edge of the threaded seat has a half thread for screwing to the first thread segment or the second thread segment. .

Thereby, the positioning sleeve can be adjusted for clutching relative to the drive rod for quick positioning to the desired position, making the adjustment work faster and less time consuming.

For the convenience of the description, the central idea expressed by the present invention in the column of the above summary of the invention is expressed by the specific embodiments. The various items in the embodiments are set forth in proportion to the description and not in the

Referring to FIG. 3 to FIG. 10, the brake cylinder adjuster 100 of the present invention can be quickly positioned, and includes a driving rod 40, an operating rod 50, a positioning sleeve 60 and a baffle 70.

The driving rod 40 has a joint portion 41 at both ends for assembling a driving disc 80 for being connected to a brake sub-pump 200, as shown in FIGS. 8 to 10. The driving rod 40 is provided with a receiving hole 42 at a side of each of the joint portions 41. Further, a middle portion of the driving rod 40 is provided with a spacing ring groove 43 for separating a first thread portion 44 and a second thread portion. 45. In the present invention, the first thread segment 44 is different from the second thread segment 45 in the direction of rotation. Preferably, the first thread segment 44 is a left thread and the second thread segment 45 is a right thread. In addition, each of the joint portions 41 of the driving rod 40 of the present invention is embedded with an elastically stretchable positioning bead 46 for elastically engaging the driving disc 80.

The operating lever 50 is laterally disposed through one of the insertion holes 42 of the driving lever 40 for driving the driving lever 40.

The positioning sleeve 60 is sleeved on the driving rod 40 and can generate a clutching action with respect to the driving rod 40. In the present invention, the positioning sleeve 60 is assembled into a cylindrical shape by a fixing base 61 and a threaded seat 62. The fixing base 61 is provided with a first retaining edge 611 at one end, and both sides of the first retaining edge 611. Each has a long slot 612, and the inner edge of the first retaining edge 611 has a flat surface 613 on each side, and the other end of the fixing base 61 is provided with a first flange 614. In addition, the fixing base 61 is provided with an axial semi-circular hole 615 at the inner edge.

The threaded seat 62 has a second retaining edge 621 corresponding to the first retaining edge 611 at one end, and the second retaining edge 621 has two engaging holes 622 corresponding to the two long slots 612 for the two positioning pins 90 to pass through the two The long groove 612 and the two coupling holes 622 are between. In addition, the two sides of the second retaining edge 621 of the threaded seat 62 have a lateral surface 623 corresponding to the plane 613, and a second flange 624 is further provided corresponding to the first flange 614. Wherein, the inner edge of the threaded seat 62 has a half thread 625 corresponding to the semicircular hole 615, and the pitch of the half thread 625 can be screwed to the first thread segment 44 or the second thread segment 45. Thereby, the threaded seat 62 and the fixing seat 61 can be cylindrically engaged with the peripheral edge of the driving rod 40, and the threaded seat 62 and the fixing seat 61 can be laterally adjusted to each other. Wherein, when the threaded seat 62 and the fixed seat 61 are separated from the drive rod 40, the positioning sleeve 60 can be quickly moved along the axial direction of the drive rod 40 to adjust the positioning sleeve 60 to the first threaded section 44 or the second In the position of the threaded section 45, the threaded seat 62 can be screwed to the first threaded section 44 or the second threaded section 45 when the threaded seat 62 and the fixed seat 61 are closed relative to the drive rod 40.

The baffle 70 is configured to fit over the outer periphery of the positioning sleeve 60.

As shown in FIG. 5 to FIG. 7 , before the adjustment work is performed, the threaded seat 62 and the fixing base 61 are laterally pulled outwardly of the driving rod 40 to open the positioning sleeve 60 relative to the driving rod 40, so as to be The positioning sleeve 60 is quickly adjusted to the appropriate position of the first thread segment 44 or the second thread segment 45 along the axial direction of the drive rod 40, and then the threaded seat 62 and the fixed seat 61 are urged toward the drive rod 40 so that The threaded seat 62 and the fixed seat 61 are again closed to the drive rod 40, and the threaded seat 62 is screwed to the drive rod 40 for positioning.

As shown in FIG. 9 to FIG. 10, the positioning sleeve 60 is adjusted to an appropriate position by the foregoing action, and the positioning sleeve 60 is adjusted to the position of the first thread segment 44 as shown in the figure (left side of the drawing) Position), so that the brake cylinder adjuster 100 of the present invention can be used to adjust the brake cylinder 200 on the left side of the vehicle. During the adjustment, the corresponding driving plate 80 is selected, the driving plate 80 is connected to the left end of the driving rod 40, and the baffle 70 is sleeved and placed on the outer periphery of the positioning sleeve 60, and then the baffle 70 is locked. The driving plate 80 is docked to the brake cylinder 200, and the operating rod 50 is connected to the right end of the driving rod 40, and the operating rod 50 is driven to drive the driving rod 40 to rotate. The brake cylinder 200 on the left side of the vehicle is completed by pressing the piston of the brake cylinder 200 back to the original position by the drive plate 80. For the same reason, if the brake sub-pump 200 on the right side of the vehicle is adjusted, the operation principle is the same as that of adjusting the left sub-pump 200, and will not be described here.

Therefore, the brake cylinder adjuster 100 of the present invention can be quickly positioned, and only needs a single positioning sleeve 60 to adjust its position, that is, it can be applied to adjust the brake sub-pump 200 on the left or right side of the vehicle, and the overall component is relatively simple and manufactured. Cost and acquisition costs are lower. Moreover, the positioning sleeve 60 is composed of the fixing base 61 and the threaded seat 62, and can be adjusted with respect to the driving rod 40 for quick positioning to a desired position, so that the adjustment work is quick and time-saving, and has excellent practicality. Sex.

While the invention has been described in terms of a preferred embodiment, the various embodiments may The above embodiments are merely illustrative of the invention and are not intended to limit the scope of the invention. All modifications or changes made without departing from the spirit of the invention are within the scope of the invention.

<知知>
1‧‧‧ Pull unit
21‧‧‧ rod body
212‧‧‧Right thread segment
23‧‧‧right positioning sleeve
25‧‧‧ Grip
31‧‧‧Cart <Invention>
100‧‧‧ brake pump adjuster
41‧‧‧Combination Department
43‧‧‧ interval ring groove
45‧‧‧Second thread segment
50‧‧‧Operator
61‧‧‧ Fixed seat
612‧‧‧Long slot
614‧‧‧First flange
62‧‧‧ threaded seat
622‧‧‧Contact hole
624‧‧‧second flange
70‧‧ ‧ baffle
90‧‧‧Locating pin
201‧‧‧ deck
2‧‧‧Drive unit
211‧‧‧left thread segment
22‧‧‧Left positioning sleeve
24‧‧‧ Positioning baffle
3‧‧‧煞车分泵
40‧‧‧ drive rod
42‧‧‧ jack
44‧‧‧First thread segment
46‧‧‧ positioning beads
60‧‧‧ positioning sleeve
611‧‧‧First rim
613‧‧‧ plane
615‧‧‧Semi-circular hole
621‧‧‧second rim
623‧‧‧Outside
625‧‧‧Half thread
80‧‧‧ drive disk
200‧‧‧煞车分泵

[Fig. 1] is a schematic view showing the appearance of a brake pump sub-pump for adjusting the brake sub-pump. [Fig. 2] is a schematic cross-sectional view of a conventional brake sub-pump adjuster for adjusting a brake sub-pump. Fig. 3 is a schematic view showing the appearance of the present invention. Fig. 4 is an exploded perspective view of the present invention. [Fig. 5] is a schematic view showing the positioning sleeve of the present invention in a closed state. Fig. 6 is a schematic view showing the positioning sleeve of the present invention in an open state. Fig. 7 is a schematic view showing the appearance of the positioning sleeve of the present invention. FIG. 8 is a schematic view showing the appearance of the assembled drive disk of the present invention. 9 is a schematic view showing the appearance of a brake pump for adjusting the left side of the vehicle according to the present invention. [Fig. 10] is a schematic cross-sectional view showing a brake sub-pump for adjusting the left side of the vehicle according to the present invention.

100‧‧‧ brake pump adjuster

40‧‧‧ drive rod

41‧‧‧Combination Department

42‧‧‧ jack

43‧‧‧ interval ring groove

44‧‧‧First thread segment

45‧‧‧Second thread segment

46‧‧‧ positioning beads

50‧‧‧Operator

60‧‧‧ positioning sleeve

61‧‧‧ Fixed seat

611‧‧‧First rim

612‧‧‧Long slot

613‧‧‧ plane

614‧‧‧First flange

615‧‧‧Semi-circular hole

62‧‧‧ threaded seat

621‧‧‧second rim

622‧‧‧Contact hole

623‧‧‧Outside

624‧‧‧second flange

625‧‧‧Half thread

70‧‧ ‧ baffle

90‧‧‧Locating pin

Claims (10)

The utility model relates to a brake cylinder adjuster which can be quickly positioned, comprising: a driving rod having a joint portion at both ends thereof for assembling a driving disc for connecting to a brake sub-pump, wherein the driving rod has a a first thread segment and a second thread segment, the first thread segment being different from the second thread segment; a lever is laterally disposed at one end of the drive rod for driving the drive a positioning sleeve sleeved to the driving rod and capable of generating a clutching motion with respect to the driving rod, wherein the positioning sleeve has a half thread, and the positioning sleeve is separated when the positioning sleeve is separated from the driving rod The sleeve can move rapidly along the axial direction of the drive rod, and when the positioning sleeve is closed relative to the drive rod, the half thread of the positioning sleeve can be screwed to the first thread segment or the second thread segment And a baffle for nesting on the periphery of the positioning sleeve. The quick-positionable brake cylinder adjuster according to claim 1, wherein the positioning sleeve is formed by a screw seat and a fixing base to form a cylindrical shape. The brake cylinder adjuster as claimed in claim 2, wherein the half thread is disposed at an inner edge of the threaded seat. The quick-positionable brake cylinder adjuster of claim 2, wherein the threaded seat and the fixed seat are assembled with each other by using two positioning pins. The quick-positioning brake pump adjuster of claim 4, wherein the fixing seat is provided with a first retaining edge at one end, the first retaining edge has a long groove on each side thereof, and the threaded seat has a Corresponding second ribs, the second ribs have two coupling holes, and the two locating pins are disposed between the two long slots and the two coupling holes, so that the threaded seat and the fixing seat can be laterally Mutual adjustment. The quick-positionable brake cylinder adjuster of claim 5, wherein the other end of the fixing seat is provided with a first flange, and the threaded seat is provided with a second flange corresponding to the first flange . The quick-positioning brake pump adjuster of claim 5, wherein the inner edge of the first retaining edge has a plane on each side, and the two sides of the second retaining edge have corresponding to the two planes. side. The brake cylinder adjuster as claimed in claim 1 , wherein each of the two ends of the driving rod has a jack for the operating rod to selectively pass through a jack. The quick-positionable brake cylinder adjuster of claim 1, wherein a spacer ring groove is disposed between the first thread segment and the second thread segment. The utility model relates to a brake cylinder adjuster which can be quickly positioned, comprising: a driving rod having a joint portion at both ends thereof for assembling a driving disc for connecting to a brake sub-pump, wherein the driving rod has a a first thread segment and a second thread segment, the first thread segment being different from the second thread segment; a lever is laterally disposed at one end of the drive rod for driving the drive a positioning sleeve sleeved by a threaded seat and a fixing seat for splicing to the driving rod, and the threaded seat and the fixing seat can generate a clutching action with respect to the driving rod, wherein The inner edge of the threaded seat is provided with a half thread. When in the open state, the positioning sleeve can quickly move along the axial direction of the driving rod. When in the closed state, the half thread can be screwed to the first thread. a threaded section or the second threaded section; and a baffle for nesting the outer periphery of the positioning sleeve.