TWM630296U - Steering wheel type air circuit breaker operating handle - Google Patents

Abstract

The present invention is an operating handle of an air circuit breaker, which includes a steering wheel, an embedded lever and an operating lever; the steering wheel includes a circular ring portion and a transverse joint portion, the transverse joint portion extends along the radial direction of the circular ring portion, and opposite two of the transverse joint portion The ends are respectively integrally connected to the inner peripheral surface of the annular part; the embedded rod is set upright in the middle part of the transverse joint, the operating rod is set on the edge of the steering wheel, and the operating rod and the embedded rod are respectively set on both sides of the steering wheel; The operating handle of the air circuit breaker is ergonomically designed. When the operating handle is turned, the force application point is fixed on the operating lever on the edge of the steering wheel. Compared with the T-shaped operating lever, the force can be applied more stably, and the operation is closer to the ground. Reduces the risk of operator injury when using an air circuit breaker for the distribution box.

Description

Steering wheel type air circuit breaker operating handle

The invention relates to an operating handle, especially a steering wheel type air circuit breaker operating handle.

Air circuit breaker, also known as air switch, is used to close or disconnect the circuit, and disconnect the circuit in the event of a short circuit or circuit overload, thereby protecting the electrical appliances in the circuit from damage, usually found in the distribution box , at the power distribution cabinet.

As shown in FIG. 6 , it is a plurality of distribution boxes 90 arranged in a multi-layer centralized manner. Each distribution box 90 is provided with a switch panel 91 , and each distribution box 90 also includes an air circuit breaker 92 , and the air circuit breaker 92 is installed on the switch panel. 91, and the air circuit breaker 92 is provided with an operation hole 921. Usually, the air circuit breaker 92 is flat on the surface of the switch panel 91, but when the distribution box 90 needs to be repaired or there are other occasions where the power must be cut off, such as As shown in FIG. 8, a T-shaped operating rod 80 is inserted into the operating hole 921 of the air circuit breaker 922 by inserting the embedded end 81 of the T-shaped operating rod 80 into the operating hole 921 of the air circuit breaker 922, and turning the operating end of the T-shaped operating rod 80 with both hands 82, whereby the air circuit breaker 92 is operated and the distribution box 90 is disconnected, so that the staff can perform maintenance or other operations on the distribution box 90 without getting an electric shock.

However, as shown in FIG. 6 , since the distribution boxes 90 located on the lower layer are directly installed on the ground, the operating holes 921 of the air circuit breakers 92 of the distribution boxes 90 are therefore relatively close to the ground, only about ten centimeters away. When the T-shaped operating rod 80 is used to operate the air circuit breaker 92, because it is too close to the ground, and the T-shaped operating rod 80 is difficult to fix at the force point, the operator is prone to waist sprain or injury due to poor posture or improper operation. Hand sprains, pinch injuries.

In order to solve the problem that in the prior art, when using the T-shaped operating lever to operate the air switch panel of the power distribution box located on the lower level, it is too close to the ground, which is difficult to operate. The purpose of this creation is to provide a user-friendly force , Steering wheel-type air circuit breaker operating handle that reduces the risk of user injury.

The operation handle of the steering wheel type air circuit breaker proposed by the present invention to solve the technical problem includes: a steering wheel, which includes a circular ring portion and a transverse joint portion; the transverse joint portion extends along a radial direction of the circular ring portion, And the opposite ends of the cross-connection portion are respectively connected to the inner peripheral surface of the annular portion; an embedded rod is erected at the middle portion of the cross-connection portion of the steering wheel; and an operating rod is installed in the The edge of the steering wheel; the operating rod and the embedded rod are respectively arranged on opposite sides of the steering wheel.

The steering wheel-type air circuit breaker operating handle, wherein the steering wheel includes an operating rod seat, the operating rod seat is connected with one end of the transverse joint portion and the annular portion; the operating rod is pivoted on the operating rod The seat is capable of swinging toward the transverse joint of the steering wheel relative to the operating lever seat.

The operating handle of the steering wheel type air circuit breaker, wherein the operating lever comprises a rocking rod body, a sleeve and an elastic member; the rocking rod body is pivoted on the operating rod seat; the socket is sleeved on the rocking rod The rod body can move along the swing rod body to abut against or disengage from the operating rod seat; the opposite ends of the elastic piece are respectively abutted against the sleeve and the swing rod body.

The operating handle of the steering wheel type air circuit breaker, wherein the operating rod includes an operating rod sleeve, the operating rod sleeve is sleeved with the sleeve, and is engaged with the sleeve; the swing rod body is covered by the operating rod sleeve surround.

In the operating handle of the steering wheel type air circuit breaker, the elastic member is a compression spring.

The operating handle of the steering wheel type air circuit breaker, wherein the operating lever base comprises a combined seat and a pivot seat, the combined seat and the pivot seat are detachably combined; the operating lever is is pivoted on the pivot base.

The operating handle of the steering wheel type air circuit breaker, wherein the transverse connection part of the steering wheel includes two side surfaces opposite in position, and the distance between the two side surfaces is from the opposite ends of the transverse connection part to the middle of the transverse connection part Parts increase.

In the operating handle of the steering wheel type air circuit breaker, one end of the embedded rod away from the steering wheel is in the shape of a hexagonal column.

The effect of the technical means of this creation can be improved: the steering wheel-type air circuit breaker operating handle of this creation is ergonomically designed, and it is easier to apply force stably in operation, which can avoid the operator's waist caused by poor posture or improper operation. Or a sprained hand.

10: Steering wheel

11: Ring part

12: Transverse junction

121: Side

13: Operating lever seat

131: Combined seat body

132: Pivot seat

133: pin hole

20: Embedded rod

21: Embedded Department

30: Operation lever

31: Swing rod body

311: Pivot hole

32: Combined pins

33: Sleeve

34: Elastic

35: Operation lever cover

80: T-type lever

81: Embedded end

82: Operation terminal

90: Distribution box

91: switch plate

92: Air circuit breaker

921: Operation hole

FIG. 1 is an external perspective view of a preferred embodiment of the present invention.

FIG. 2 is an exploded view of some components of the preferred embodiment of the present invention.

FIG. 3 is a partial cross-sectional side view of the preferred embodiment of the present invention.

FIG. 4 is a partial cross-sectional side action view of the preferred embodiment of the present invention.

FIG. 5 is another side action view of a partial cross-section of the preferred embodiment of the present invention.

FIG. 6 is a schematic view of the appearance of a plurality of distribution boxes arranged centrally.

FIG. 7 is a schematic diagram of the use of the preferred embodiment of the present invention.

FIG. 8 is an external plan view of a T-shaped operating lever of the prior art.

In order to be able to understand the technical features and practical effects of this creation in detail, and to realize it according to the content of the creation, the preferred embodiment as shown in the figure is further described in detail as follows: As shown in FIG. 1 , the steering wheel type air circuit breaker operating handle of the preferred embodiment of the present invention includes a steering wheel 10 , an embedded rod 20 and an operating rod 30 .

As shown in FIG. 1 and FIG. 2 , the steering wheel 10 includes an annular portion 11 , a transverse joint portion 12 and an operating rod seat 13 . The annular portion 11 is annular and includes an axial direction and a The axial direction is perpendicular to the radial direction; the transverse connecting portion 12 extends along the radial direction of the annular portion 11 , and the opposite ends of the transverse connecting portion 12 are respectively integrally connected to the inner peripheral surface of the annular portion 11 , as shown in the figure As shown in FIG. 3 , the cross-connecting portion 12 includes two side surfaces 121 located opposite to each other in the axial direction of the annular portion 11 , and the distance between the two side surfaces 121 is from the opposite ends of the cross-connecting portion 12 toward the cross-connecting portion 12 . The middle portion of the cross-connection portion 12 increases gradually, that is to say, the thickness of the cross-connecting portion 12 at its opposite ends is smaller than the thickness of the cross-connecting portion 12 at its middle portion; as shown in FIG. 2 and FIG. 3 , the operating rod seat 13 includes a The combination seat 131 and a pivoting seat 132 are integrally connected to the transverse connecting portion 12 and the annular portion 11 , and are located at the edge of the steering wheel 10 , and the pivoting seat 132 is detachable Combined with the combination base 131 , the pivot base 132 is provided with two linearly opposite pin holes 133 therethrough.

As shown in FIG. 1 to FIG. 3 , the embedded rod 20 is erectly disposed in the middle of the transverse portion 12 , and the embedded rod 20 includes opposite ends in the axial direction of the steering wheel 10 , and an embedded portion 21 ; One end of the embedded rod 20 is combined with the middle portion of the cross-connection portion 12 of the steering wheel 10; the embedded portion 21 is located at one end of the embedded rod 20 away from the cross-connected portion 12 of the steering wheel 10, and is used for embedding an air circuit breaker An operating hole of the device, the embedded part 21 can be selected to be in the shape of a hexagonal column to correspond to the operating hole with a hexagonal contour, or the shape of the embedded part 21 can be selected according to the contour of the operating hole. The shape of the embedded portion 21 is not particularly limited.

As shown in FIG. 1 , FIG. 3 and FIG. 5 , the operating lever 30 is arranged on the operating lever base 13 , and the operating lever 30 and the embedded lever 20 are respectively arranged on opposite sides of the steering wheel 10 ; as shown in FIGS. 2 and 3 As shown, the operating rod 30 includes a rocking rod body 31, a coupling pin 32, a sleeve 33, an elastic member 34 and an operating rod sleeve 35; the rocking rod body 31 includes a first end and a The second end, and a pivot hole 311 , the pivot hole 311 radially penetrates the first end of the pendulum body 31 , and the combination pin 32 penetrates the pivot hole 311 and The two pin holes 133 of the lever base 13 allow the swing rod body 31 to be pivotally mounted on the lever base 13 , so that the operation lever 30 can stand upright on the steering wheel 10 or face the lever base 13 relative to the lever base 13 . The direction of the transverse connection part 12 swings; as shown in FIG. 3 and FIG. 4 , the sleeve 33 is sleeved on the swing rod body 31 , and can move along the swing rod body 31 to abut against or separate from the operating rod base 13 . The pivot base 132; as shown in FIG. 3, the opposite ends of the elastic member 34 abut against the sleeve 33 and the second end of the swing rod body 31, respectively, as shown in FIG. 2 and FIG. 3, in this In a preferred embodiment, the elastic member 34 is a compression spring and sleeves the swing rod body 31 ; as shown in FIGS. 3 to 5 , the operating rod sleeve 35 sleeves the sleeve 33 and is connected with the sleeve 33 . match.

The steering wheel type air circuit breaker operating handle of the preferred embodiment of the present invention is used to operate the air circuit breaker 92 on each distribution box 90 as shown in FIG. 6 , and each distribution box 90 is provided with a circuit structure (not shown in the figure) , and includes a box body, a switch panel 91 and an air circuit breaker 92, the switch panel 91 can be opened and closed on the box body, and the air circuit breaker 92 is installed on the switch panel 91; as shown in FIG. There is an operating hole 921 for operating the air circuit breaker 92; as shown in Figures 6 and 7, when using the operating handle of the present invention, first insert the embedded portion 21 of the embedded rod 20 into the operating hole 921, and then hold the handle Holding the operating lever 30 and applying force to rotate the operating handle, the air circuit breaker 92 is operated.

The steering wheel-type air circuit breaker operating handle of the present creation combines the embedded rod 20 with the steering wheel 10, and the operating rod 30 is arranged in conjunction with the ergonomic design. When the operator turns the operating handle, the force-applying point is fixed on the steering wheel Compared with the T-shaped operating rod 80 in the prior art, the operating rod 30 at the edge of the 10 can exert force more stably, and when operating the air circuit breaker 92 of the distribution box 90 on the lower layer, the operator can be prevented from operating the hole 921. Too close to the ground leads to poor posture or improper operation, resulting in sprained waist, or sprained or pinched hands; in addition, the steering wheel 10 is matched with the operating lever 30 to allow the operator to follow the circle of the steering wheel 10 The circular contour of the part 11 rotates the operating handle, and the rotation process is relatively smooth.

As shown in FIG. 4 to FIG. 5 , in this preferred embodiment, the operating rod 30 can swing relative to the operating rod base 13 to be close to the transverse joint 12 ; when the operating handle is to be stored, as shown in FIG. 4 show, first First pull up the operating rod cover 35 away from the operating rod seat 13 , the sleeve 33 engaged with the operating rod cover 35 will no longer abut against the pivot seat as the operating rod cover 35 moves. The body 132, as shown in FIG. 5, at this time, the swing rod body 31 can pivot relative to the operating rod base 13 because the sleeve 33 no longer abuts against the pivot base body 132, and as shown on the right side of FIG. 5 As shown, it is close to the transverse connecting portion 12 of the steering wheel 10, so that the operating lever 30 originally standing on the operating lever base 13 can be folded, so that the operating handle occupies a smaller volume and is easier to store.

The above are only preferred embodiments of this creation, and do not limit this creation in any form. Anyone with ordinary knowledge in the technical field, if they do not deviate from the scope of the technical solutions proposed in this creation, use this creation. Equivalent embodiments with partial changes or modifications made to the disclosed technical content in the creation, and which do not depart from the content of the technical solution of the creation, still belong to the scope of the technical solution of the creation.

10: Steering wheel

11: Ring part

12: Transverse junction

13: Operating lever seat

20: Embedded rod

21: Embedded Department

30: Operation lever

Claims (9)

A steering wheel-type air circuit breaker operating handle, which includes: a steering wheel, which includes a ring portion and a cross-connection portion; the cross-connection portion extends along a radial direction of the ring portion, and the cross-connection portion is The opposite ends are respectively connected to the inner peripheral surface of the annular portion; an embedded rod is set upright at the middle part of the transverse joint portion of the steering wheel; and an operating rod is set on the edge of the steering wheel; the operating rod The rod and the embedded rod are respectively arranged on opposite sides of the steering wheel. The steering wheel type air circuit breaker operating handle as claimed in claim 1, wherein the steering wheel comprises an operating rod seat, the operating rod seat is connected to one end of the transverse joint portion and the annular portion; the operating rod is pivoted It is attached to the operating rod seat, and can swing relative to the operating rod seat toward the transverse joint part of the steering wheel. The steering wheel type air circuit breaker operating handle as claimed in claim 2, wherein the operating lever comprises a swing lever body, a sleeve and an elastic member; the swing lever body is pivoted on the operation lever seat; the sleeve The pendulum rod body is sleeved and can move along the pendulum rod body to abut against or disengage from the operating rod base; the opposite ends of the elastic piece are respectively abutted against the sleeve and the pendulum rod body. The steering wheel type air circuit breaker operating handle according to claim 3, wherein the operating lever comprises an operating lever sleeve, the operating lever sleeve is sleeved with the sleeve, and is engaged with the sleeve; Surrounded by lever sleeve. The steering wheel type air circuit breaker operating handle according to claim 4, wherein the elastic member is a compression spring. The steering wheel type air circuit breaker operating handle according to any one of claims 2 to 5, wherein the operating lever base comprises a combined base and a pivot base, and the combined base and the pivot base are physically capable of The operating rod is pivoted on the pivot base. The steering wheel-type air circuit breaker operating handle as claimed in claim 6, wherein the transverse joint portion of the steering wheel comprises two opposite sides, and the distance between the two side surfaces is from the opposite ends of the transverse joint toward the transverse joint. The middle part of the joint increases gradually. The steering wheel type air circuit breaker operating handle according to claim 7, wherein one end of the embedded rod away from the steering wheel is in the shape of a hexagonal column. The steering wheel type air circuit breaker operating handle according to any one of claims 1 to 5, wherein the transverse joint of the steering wheel comprises two opposite sides, and the distance between the two sides is The opposite ends increase toward the middle of the cross section.

Images