TWI708022B - Brake cylinder adjuster - Google Patents

Abstract

The present invention provides a brake cylinder adjuster, which is mainly provided with a screw, a through hole is provided in the center of the screw, a fixing seat is screwed on the screw, and a screw hole is provided in the middle of the fixing seat. A positioning groove is provided on the outer wall of the seat, a drive rod extends through the through hole of the screw, and one end of the drive rod is provided with a set of connecting parts that can be matched with different sizes of pull unit sets A ring groove is provided on the wall surface of the driving rod, a buckle ring is provided on the ring groove, a positioning baffle is sleeved on the driving rod, and a driving member is assembled on an end of the driving rod, The driving part is located outside one end of the screw. In this way, the driving part and the driving rod can be manually driven by a tool wrench to move. In addition, a housing and a reduction gear set are provided on the screw, which can be used with automatic tools for operation. More convenient and fast.

Description

Brake cylinder adjuster

The present invention relates to a brake cylinder adjuster that can be manually operated to drive the drive rod and can also be used with automatic tools.

According to the general brake cylinder adjuster, as shown in the Republic of China Patent Publication No. 392552 "Improved Structure of Disc Brake Cylinder Adjuster", it mainly includes a cranking plate for axial engagement of the brake cylinder And a drive wrench that can be connected with the turning plate body to be operated by rotating shaft movement, the center of the turning plate body is protruding upwards with a hollow cylindrical positioning shaft, and the positioning shaft has a corresponding outer diameter For the inner diameter of the center valve port of the brake cylinder, a pivot hole is recessed at the two ends of the diameter, and at least one positioning hole is recessed on the end surface of the outer periphery with a predetermined radius for the axis setting of a positioning column. The axial end of the drive wrench is provided with a drive plate, and a receiving recess is recessed in the center of the drive plate, and a strong magnet is fixed in it. The periphery of the receiving recess is upwards relative to the pivot hole of the pulling plate body Two fixed protruding columns are protrudingly arranged for fast adsorption and connection of the trigger plate body. According to the positioning shaft, the center valve port of the brake cylinder is inserted into the center valve port of the brake cylinder, and the brake cylinder is held against the brake cylinder with a predetermined relative positioning column. To achieve the best convenience and firmness performance for quick disassembly of the brake cylinder, however, the conventional brake cylinder adjusters are manually operated by a drive wrench, which is more laborious in use and slow in operation. .

The main purpose of the present invention is to provide a brake cylinder adjuster, which can effectively solve the lack of the conventional brake cylinder adjuster in use.

The brake sub-cylinder adjuster of the present invention is mainly provided with a screw, the central part of the screw is provided with a through hole, a fixing seat is screwed on the screw, the middle of the fixing seat is provided with a screw hole, outside the fixing seat There is a positioning groove on the wall, a driving rod system extends through the through hole of the screw rod, and one end of the driving rod is provided with a set of connecting parts which can be assembled to cooperate with different sizes of pulling units. A ring groove is provided on the wall surface of the drive rod, the ring groove is provided with a buckle ring, a positioning baffle is sleeved on the drive rod, a drive piece is assembled on an end of the drive rod, the drive piece It is located outside one end of the screw.

In the brake cylinder adjuster of the present invention, a shell is provided on one end of the screw rod, and the shell is composed of a first shell and a second shell, the first shell and the second shell The opposite inner surfaces are each provided with a recessed chamber, the first shell and the second shell are correspondingly provided with a first through hole, a second through hole and a third through hole, the peripheral wall of the first shell is provided There are a number of stepped through holes, the second housing is provided with a screw hole corresponding to the position of the plurality of stepped through holes, the stepped through hole and the screw hole are provided with a screw fixing element, and a reduction gear is provided in the housing The reduction gear system is composed of a transmission gear, a reduction gear and a driven gear, and the axle systems at both ends of the transmission gear penetrate through the third through holes of the first housing and the second housing , A polygonal insertion hole is provided in the center of the axle of the transmission gear, the reduction gear train is meshed with the transmission gear, one side of the reduction gear is provided with a pinion, and the reduction gear and the outer side of the pinion are oppositely provided with an axle, The gear shafts of the reduction gear and the pinion are respectively penetrated in the second through holes of the first housing and the second housing, the driven gear is meshed with the pinion, one side of the driven gear A wheel shaft is provided. The wheel shaft of the driven gear penetrates through the first through hole of the second housing. The driven gear is provided with a polygonal through hole communicating with the wheel shaft. One end of the screw is assembled in On the driven gear of the reduction gear set in the housing, one end of the screw is set as a polygonal inserting portion that matches the polygonal through hole of the driven gear, and the drive rod system extends through the first housing The first perforation.

In the brake cylinder adjuster of the present invention, one end of the drive rod is provided with an insertion hole, a pin hole is provided on the wall surface of the drive rod to communicate with the insertion hole, and one end of the drive member is set as an insertion end, The plug-in end of the drive piece is inserted into the plug-in hole of the drive rod, the plug-in end of the drive piece is provided with a pin hole, and a plug pin is set in the drive rod and the pin hole of the drive piece.

In the brake cylinder adjuster of the present invention, a polygonal recessed hole is provided on the other end of the driving member, and a perforation connected to the polygonal recessed hole is provided on the wall of the driving member.

The advantage of the brake cylinder adjuster of the present invention is that it can be used with automatic tools, and can also be operated manually. The operation and use are more convenient and fast, and it can save time and effort.

1: shell

11: The first shell

110: Alcove

111: first perforation

112: second piercing

113: Third Piercing

114: stepped perforation

12: second shell

120: Alcove

121: first piercing

122: second piercing

123: Third Piercing

124: screw hole

13: Screw components

2: Reduction gear set

21: Transmission gear

210: Axle

211: polygon socket

22: reduction gear

220: pinion

221: Axle

23: driven gear

230: Axle

231: polygon through hole

3: screw

30: Socket

31: Through hole

4: fixed seat

40: screw hole

41: positioning slot

5: Drive rod

50: Socket hole

51: pin hole

52: latch

53: Assembly Department

54: ring groove

55: Buckle

56: positioning baffle

6: Driver

60: plug end

61: pin hole

62: Polygonal concave hole

63: Piercing

A: Pull the unit

B: fixed baffle

C: Brake cylinder

C1: Valve body

D: power tools

The first figure shows a three-dimensional exploded view of an embodiment of the invention.

The second figure shows a three-dimensional assembly diagram of an embodiment of the invention.

The third figure is a perspective view of the embodiment of the present invention from another angle.

The fourth figure shows a schematic diagram of a cross-sectional view of an embodiment of the invention.

Figure 5 is a schematic diagram of the three-dimensional use of the embodiment of the present invention.

Regarding the technical means adopted by the present invention in order to achieve the above-mentioned purposes and effects, a preferred and feasible embodiment is presented, and shown in the drawings. The details are as follows: For the embodiment of the present invention, please refer to the first figure. As shown, a housing 1 is mainly provided. The housing 1 is composed of a first housing 11 and a second housing 12. The opposite inner surfaces of the first housing 11 and the second housing 12 are both provided There is a recess 110, 120, the first housing 11 and the second housing 12 are provided with a first through hole 111, 121, a second through hole 112, 122 and a third through hole 113, 123, the first Shell 11 A plurality of stepped through holes 114 are provided on the peripheral wall surface. The second housing 12 is provided with a screw hole 124 at a position corresponding to the plurality of stepped through holes 114. The stepped through hole 114 and the screw hole 124 are provided with screws. Element 13; a reduction gear set 2 is set in the recesses 110, 120 of the housing 1, the reduction gear set 2 is composed of a transmission gear 21, a reduction gear 22 and a driven gear 23, the transmission The axle 210 at both ends of the gear 21 is inserted through the third through holes 113 and 123 of the first housing 11 and the second housing 12. The center of the axle 210 of the transmission gear 21 is provided with a polygonal insertion hole 211. The reduction gear 22 is meshed with the transmission gear 21. One side of the reduction gear 22 is provided with a pinion 220. The reduction gear 22 and the outer side of the pinion 220 are oppositely provided with a wheel shaft 221. The driven gear 23 is connected to the The pinion gear 220 meshes, one side of the driven gear 23 is provided with a wheel shaft 230, the driven gear 23 is provided with a polygonal through hole 231 communicating with the wheel shaft 230; a screw 3, one end of which is set on the On the driven gear 23 of the reduction gear set 2 in the housing 1, one end of the screw 3 is set as a polygonal inserting portion 30, the center of the screw 3 is provided with a through hole 31; a fixing seat 4 is attached to the On the screw 3, a screw hole 40 is provided in the middle of the fixing base 4, and a positioning groove 41 is provided on the outer wall of the fixing base 4; a driving rod 5 is passed through the through hole 31 of the screw 3. The driving rod A plug hole 50 is provided at one end of the drive rod 5, a pin hole 51 is provided on the wall surface of the drive rod 5 to communicate with the plug hole 50, a plug pin 52 is provided in the pin hole 51, and the other end of the drive rod 5 is provided There is a set of connecting parts 53 which can be assembled with the trigger unit A (shown in the second figure) for different sizes of brake cylinders. The wall of the drive rod 5 is provided with a ring groove 54. The ring groove 54 is provided with a buckle 55, a positioning baffle 56 is sleeved on the driving rod 5; a driving member 6 is assembled on an end of the driving rod 5, and the driving member 6 is provided with a The plug-in end 60 is provided with a pin hole 61 into which the plug 52 penetrated on the driving rod 5 is inserted. The other end of the driving member 6 is provided with a polygonal concave hole 62. The driving member 6 The wall surface is provided with a through hole 63 connected to the polygonal concave hole 62, so that it is the structure of a brake cylinder adjuster.

When assembling, please refer to the first to fourth figures. First, set the reduction gear set 2 in the recess 120 of the second housing 12 of the housing 1, so that the axle 210 of the transmission gear 21 is set on the second housing 12 In the third hole 123, the reduction gear 22 is meshed with the transmission gear 21, the axle 221 on the pinion 220 side of the reduction gear 22 is set in the second hole 122 of the second housing 12, and the driven gear The 23 system meshes with the pinion 220 on the side of the reduction gear 22, and the axle 230 of the driven gear 23 is arranged in the first through hole 121 of the second housing 12, and the polygonal insertion part 30 at one end of the screw 3 is set Into the polygonal through hole 231 of the driven gear 23, screw the fixing base 4 on the screw 3, buckle the buckle 55 on the ring groove 54 of the drive rod 5, and set the positioning baffle 56 on the drive On the rod 5, the driving rod 5 is inserted into the through hole 31 of the screw 3, one end of the driving rod 5 extends through one end of the screw 3, and the plug end 60 of the driving member 6 is inserted into the driving rod In the insertion hole 50 of 5, the pin 52 is inserted into the pin holes 51, 61 of the driving rod 5 and the driving member 6, and the driving member 6 and the driving rod 5 are connected as a whole, and then the first housing 11 It is relatively joined to the second housing 12, so that the driving member 6 penetrates and protrudes from the first through hole 111 of the first housing 11, and the axle 221 on the other side of the reduction gear 22 is arranged on the second housing 11 In the through hole 112, the axle 210 on the other side of the transmission gear 21 is set in the third through hole 113 of the first housing 11, and the first housing 11 and the second housing 12 are screwed together by the screw fixing element 13 It is a housing 1, and the reduction gear set 2 is positioned in the housing 1, so that the entire assembly can be completed.

When using, please refer to the second to fifth pictures. First, insert the fixed baffle B into the positioning groove 41 of the fixed seat 4 (as shown in the fourth and fifth pictures). When the buckle hole on the valve body C1 in the valve port is buckled, it is only necessary to select a suitable trigger unit A and set it on the connecting part 53 of the driving rod 5, and buckle the trigger unit A to the valve body C1 , And the fixed baffle B is held on the caliper seat of the brake cylinder C (as shown in the fourth and fifth pictures), and the connector of the automatic tool such as electric tool D or pneumatic tool... is inserted into the reduction gear set 2 In the polygonal insertion hole 211 of the transmission gear 21, the reduction gear set 2 provided in the housing 1 is driven to rotate by the start of the electric tool D. The transmission gear 21 drives the reduction gear 22 to rotate, and the reduction gear The pinion 220 of the wheel 22 drives the driven gear 23 to decelerate and rotate. The driven gear 23 drives the screw 3 connected to it to rotate. The screw 3 rotates in the fixed seat 4 and pushes against the drive rod 5 The positioning baffle 56 advances, so that the drive rod 5 moves forward to drive the trigger unit A to push the valve body C1 of the brake cylinder C into the valve port to reset or to exit in the valve port. In this way, because the screw 3 is set There is a reduction gear set 2, and with the automatic rotation of the electric tool D, the valve body C1 of the brake cylinder C can be easily and quickly returned or removed, which is very convenient in use; and the present invention can also be operated manually, It is only necessary to insert a driving tool (not shown in the figure) into the polygonal recess 62 or perforation 63 of the driving member 6, and manually rotate the driving tool to drive the driving member 6 to rotate, and the driving member 6 in turn drives the driving rod 5 to rotate and move In this way, the present invention can be used with automatic tools, and can also be operated manually. The operation is simple, convenient and fast, and can achieve the effects of saving time and effort.

To sum up, the present invention has indeed achieved the intended purpose and effect of use, and is more ideal and practical than the conventional ones. However, the above-mentioned embodiments are only specific descriptions of the preferred embodiments of the present invention. This embodiment is not intended to limit the scope of patent application of the present invention. For example, all other equivalent changes and modifications completed without departing from the technical means disclosed in the present invention should be included in the scope of patent application covered by the present invention.

1: shell

11: The first shell

110: Alcove

111: first perforation

112: second piercing

113: Third Piercing

114: stepped perforation

12: second shell

120: Alcove

121: first piercing

122: second piercing

123: Third Piercing

124: screw hole

13: Screw components

2: Reduction gear set

21: Transmission gear

210: Axle

211: polygon socket

22: reduction gear

220: pinion

221: Axle

23: driven gear

230: Axle

231: polygon through hole

3: screw

30: Socket

31: Through hole

4: fixed seat

40: screw hole

41: positioning slot

5: Drive rod

50: Socket hole

51: pin hole

52: latch

53: Assembly Department

54: ring groove

55: Buckle

56: positioning baffle

6: Driver

60: plug end

61: pin hole

62: Polygonal concave hole

63: Piercing

Claims (4)

A brake sub-cylinder adjuster is mainly provided with a screw, the central part of the screw is provided with a through hole, a fixing seat is screwed on the screw, the middle of the fixing seat is provided with a screw hole, and the outer wall of the fixing seat A locating slot is provided, a driving rod system extends through the through hole of the screw rod, and one end of the driving rod is provided with a set of connecting parts, which can be assembled to cooperate with different sizes of pull units. The driving rod The wall is provided with a ring groove, the ring groove is provided with a buckle ring, a positioning baffle is sleeved on the driving rod, a driving member is assembled on an end of the driving rod, and the driving member is located One end of the screw is outside. For the brake cylinder adjuster described in item 1 of the scope of patent application, wherein a shell is provided on one end of the screw, and the shell is composed of a first shell and a second shell. The first shell The opposite inner surfaces of the body and the second shell are each provided with a recessed chamber. The first shell and the second shell are correspondingly provided with a first through hole, a second through hole and a third through hole. The peripheral wall of the casing is provided with a plurality of stepped through holes, the second casing is provided with a screw hole at a position corresponding to the plurality of stepped through holes, and the stepped through hole and the screw hole are provided with a screw fixing element. The housing is provided with a reduction gear set. The reduction gear set is composed of a transmission gear, a reduction gear and a driven gear. The axle systems at both ends of the transmission gear penetrate through the first housing and the second housing. In the third hole of the housing, a polygonal insertion hole is provided in the center of the axle of the transmission gear, the reduction gear train is meshed with the transmission gear, one side of the reduction gear is provided with a pinion, the reduction gear and the pinion The outer side is oppositely provided with a wheel shaft, the wheel shaft system of the reduction gear and the pinion gear are respectively penetrated in the second through holes of the first housing and the second housing, and the driven gear system is meshed with the pinion gear, One side of the driven gear is provided with a wheel shaft, the wheel shaft of the driven gear is penetrated in the first hole of the second housing, the driven gear is provided with a polygonal through hole connected to the wheel shaft, the screw One end is set on the driven gear of the reduction gear set in the housing, and one end of the screw is set as a polygonal insertion portion that matches the polygonal through hole of the driven gear, and the drive rod penetrates Extending in the first through hole of the first shell. For the brake cylinder adjuster described in item 1 of the scope of patent application, wherein one end of the drive rod is provided with an insertion hole, the wall of the drive rod is provided with a pin hole connected to the insertion hole, and the drive member One end is set as the plug-in end, the plug-in end of the drive piece is inserted into the plug-in hole of the drive rod, the plug-in end of the drive piece is provided with a pin hole, and a plug is attached to the drive rod and the In the pin hole of the driver. For the brake cylinder adjuster described in item 1 of the scope of patent application, wherein the other end of the driving member is provided with a polygonal recessed hole, and the wall of the driving member is provided with a perforation communicating with the polygonal recessed hole.

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