CN220324740U - High altitude connects electric rotary rod and high altitude to connect electric elevating gear - Google Patents

Abstract

The utility model discloses a high-altitude electric rotating rod which comprises a rod body and a rotating sleeve, wherein the rotating sleeve is fixed at the top end of the rod body and is matched with a screwing part of a wire clamping mechanism, a top hook for supporting a wire holder of the wire clamping mechanism and a plug post for being inserted into a ring buckle of the wire clamping mechanism are arranged on the side wall of the top of the rod body, and the plug post is positioned between the top hook and the rotating sleeve. The lifting device comprises a push rod and a fixing frame capable of being fixed on the electric pole, one end of the push rod is hinged to the fixing frame, a sleeving mechanism for sleeving a high-altitude electric rotating rod is arranged at the other end of the push rod, and a rotation adjusting mechanism for enabling the push rod to rotate and adjust is arranged on the fixing frame. The high-altitude electric rotating rod is simple in structure, convenient to carry and easy to operate. This elevating gear for high altitude power reception simple structure, labour saving and time saving and can improve the efficiency of construction.

Description

High altitude connects electric rotary rod and high altitude to connect electric elevating gear

Technical Field

The utility model relates to the technical field of power system equipment, in particular to a high-altitude power-connection rotating rod and a lifting device for high-altitude power-connection.

Background

For uninterrupted operation, hot-line work vehicles are generally used for carrying out hot-line power connection, and specifically, the hot-line work vehicles are used for carrying out lifting and lowering on the hot-line work vehicles. The wire clamping mechanism 1 shown in fig. 1 is arranged at the top of the wiring rod, the wire clamping mechanism 1 comprises a wire holder 11, a hook 12, a screwing column 13 and a clamping block 14, the hook 12 is fixed on the wire holder 11, the clamping block 14 is slidably arranged on the wire holder 11, the screwing column 13 is penetrated in the clamping block 14 and is in threaded connection with the clamping block 14, the top end of the screwing column 13 is rotationally connected with the clamping block 14, the bottom end of the screwing column is provided with a screwing part 15, the hook 12 is provided with a ring buckle 16, the wire holder 11 is connected with a wire, the hook 12 of the wire clamping mechanism 1 is hung on a cable on the electric pole through the wiring rod, and the clamping block 14 and the hook 12 are close to each other by rotating the screwing part 15 so as to clamp the cable, so that the wire connection is completed.

However, in the electric power line of mountain climbing topography, the mountain climbing erects, and live working car can't arrive the operation region comprehensively, is difficult to realize in time taking the fire and switching on, is difficult to satisfy mountain people's demand to the reliable continuous supply of electric power. The existing wiring rod is generally only provided with a rotary sleeve matched with the screwing part 15 of the wire clamping mechanism 1 at the top, and the lifting of the wire clamping mechanism 1 needs to be carried out by means of another stay bar, so that at least two rods are needed, one is used for propping up, the other is used for screwing, and the carrying is inconvenient and the operation is troublesome.

In addition, the wire clamping mechanism 1 is required to be lifted up completely by manpower, which is time-consuming and labor-consuming, and development of a lifting device capable of being fixed on an electric pole for high-altitude power connection is urgently needed for lifting up the wire clamping mechanism 1.

Disclosure of Invention

The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing the high-altitude power-connection rotating rod which is simple in structure, convenient to carry and easy to operate. The lifting device for high-altitude power connection is simple in structure, time-saving and labor-saving, and capable of improving construction efficiency.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a high altitude connects electric rotary rod, includes body of rod and swivel sleeve, swivel sleeve fixes the top of the body of rod and with the portion of twisting of clamp line mechanism adaptation, be equipped with the lifthook that is used for propping clamp line mechanism's wire holder and the inserted link that is arranged in inserting clamp line mechanism's ring knot on the lateral wall at body of rod top, the inserted link is located between lifthook and the swivel sleeve.

As a further improvement of the above technical scheme:

the overhead hook comprises a hooking section for hooking the wire holder below the wire holder and a side protection section for protecting the wire holder or the hook at the side, wherein the hooking section is fixed on the rod body, and the side protection section is fixed on the hooking section.

The hook section includes propping portion and limited portion that takes off, the side protection section includes connecting portion and side protection portion, the one end of propping portion is fixed on the body of rod, the other end outwards hangs the body of rod, the one end that limited portion that takes off is fixed at the other end of propping portion, the other end extends to the swivel boot direction, the one end of connecting portion and the other end fixed connection that limited portion taken off, the one end of side protection portion and the other end fixed connection of connecting portion, the other end extends to the body of rod direction.

The top support part, the connecting part and the side protecting part are all perpendicular to the rod body, the separation limiting part is parallel to the rod body, and the top support part is parallel to the side protecting part.

The lifting device for high-altitude power connection comprises a push rod and a fixing frame capable of being fixed on an electric pole, wherein one end of the push rod is hinged to the fixing frame, a sleeving mechanism for sleeving the high-altitude power connection rotary rod is arranged at the other end of the push rod, and a rotation adjusting mechanism for enabling the push rod to rotate and adjust is arranged on the fixing frame.

As a further improvement of the above technical scheme:

the rotation adjusting mechanism comprises a winch and a pull rope, and the winch is arranged on the fixing frame and connected with the ejector rod through the pull rope.

The fixing frame comprises an arc-shaped seat and a supporting rod, a supporting plate is fixed on the outer side of the arc-shaped seat, an inserting portion is arranged above the supporting plate by the arc-shaped seat, the bottom end of the supporting rod is inserted into the inserting portion, an installation portion is arranged below the supporting plate by the arc-shaped seat, the winch is detachably installed on the installation portion, a hinging seat is arranged on the supporting plate, the ejector rod is hinged to the hinging seat, a fixed pulley is arranged at the top of the supporting rod, and the pull rope is wound on the fixed pulley.

The hinge seat is arranged on the supporting plate in a transversely movable manner, and a transverse adjusting mechanism for transversely adjusting the hinge seat is arranged on the supporting plate.

The ejector rod comprises a first section, a second section and a third section, one end of the first section is hinged with the hinging seat, the other end of the first section is in sliding sleeve joint with one end of the second section, the other end of the second section is in sliding sleeve joint with one end of the third section, the sleeve joint mechanism is arranged at the other end of the third section, a rope connecting part, a first locking piece used for locking the first section and a second locking piece used for locking the third section are arranged on the second section, and the pull rope is connected with the rope connecting part.

The sleeving mechanism comprises a hoop and a rotating connecting piece, and the hoop is arranged on the ejector rod through the rotating connecting piece.

Compared with the prior art, the utility model has the advantages that:

when the high-altitude electric rotating rod is used, firstly, the wire holder of the wire clamping mechanism is propped up by the top hook, and the inserting column is inserted into the ring buckle of the wire clamping mechanism, so that the wire clamping mechanism is hung on the top of the rod body; then, manually or mechanically lifting the rod body, and hooking the hook of the wire clamping mechanism on a cable on the electric pole; then, the rod body is operated to separate the inserting column from the ring buckle and the top hook from the wire holder so as to separate the rod body from the wire clamping mechanism; and finally, the rotating sleeve is matched with the screwing part, and the screwing column is screwed by rotating the rod body, so that the cable is clamped between the clamping block and the hook, and the power connection is completed. The high-altitude electric rotating rod is simple in structure, can hang the wire clamping mechanism on a cable, can screw the wire clamping mechanism to clamp wires, can realize propping and screwing through the high-altitude electric rotating rod, is convenient to carry and is easy to operate. The high-altitude electric rotating rod is simple in structure, convenient to carry and easy to operate.

When the lifting device for high-altitude power connection is used, firstly, the fixing frame is fixed on the electric pole; then, the rod body hung with the wire clamping mechanism is movably sleeved on the sleeving mechanism (the rod body can rotate and/or slide on the sleeving mechanism); then, the ejector rod is turned upwards through the rotation adjusting mechanism, and the wire clamping mechanism is lifted to a cable hung on the electric pole; then, the rod body is manually operated to separate the inserting column from the ring buckle and the top hook from the wire holder, so as to separate the rod body from the wire clamping mechanism; and finally, manually or combining with a rotation adjusting mechanism to operate the rod body, matching the rotary sleeve with the screwing part, screwing the screwing column through the rotary rod body, clamping the cable between the clamping block and the hook, and completing power connection. This elevating gear for high altitude power reception simple structure, labour saving and time saving can improve the efficiency of construction.

Drawings

Fig. 1 is a schematic structural view of a conventional wire clamping mechanism.

Fig. 2 is a schematic perspective view of a high-altitude electric rotating rod according to the present utility model.

Fig. 3 is a schematic diagram of a front view of a high-altitude electric rotating rod according to the present utility model.

Fig. 4 is a view showing a state of use of the high-altitude power connection rotary rod of the present utility model.

Fig. 5 is a schematic structural view of the lifting device for high-altitude power connection of the present utility model.

Fig. 6 is an enlarged view at a in fig. 5.

Fig. 7 is an enlarged view at B in fig. 5.

Fig. 8 is an enlarged view at C in fig. 5.

Fig. 9 is a schematic diagram of a second section of the lifting device for high-altitude power reception according to the present utility model.

The reference numerals in the drawings denote:

1. a wire clamping mechanism; 11. a wire holder; 12. a hook; 13. screwing the column; 14. clamping blocks; 15. a screwing part; 16. a ring buckle; 2. a rod body; 21. inserting a column; 3. a rotating sleeve; 4. a top hook; 41. a hooking section; 411. a top support portion; 412. a detachment limiting portion; 42. a side guard section; 421. a connection part; 422. a side guard; 5. a push rod; 51. a first section; 52. a second section; 521. a rope connecting part; 522. a first locking member; 523. a second locking member; 53. a third section; 6. a fixing frame; 61. an arc-shaped seat; 611. a plug-in part; 612. a mounting part; 62. a brace rod; 621. a fixed pulley; 63. a supporting plate; 64. a hinge base; 65. a lateral adjustment mechanism; 651. a screw rod; 652. rotating the handle; 7. an electric pole; 8. a sleeving mechanism; 81. a hoop; 82. rotating the connecting piece; 9. a rotation adjustment mechanism; 91. a hoist; 92. and (5) pulling the rope.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the specific examples.

In the description of the present application, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In this application, unless explicitly stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

Embodiment one:

fig. 2 to 4 show an embodiment of the high-altitude power-on rotary rod of the present utility model, which includes a rod body 2 and a rotary sleeve 3, wherein the rotary sleeve 3 is fixed at the top end of the rod body 2 and is adapted to a screwing part 15 of the wire clamping mechanism 1, a top hook 4 for supporting a wire holder 11 of the wire clamping mechanism 1 and a plug 21 for being inserted into a ring 16 of the wire clamping mechanism 1 are provided on a side wall of the top of the rod body 2, and the plug 21 is located between the top hook 4 and the rotary sleeve 3.

In use, as shown in fig. 4, first, the wire holder 11 of the wire clamping mechanism 1 is supported by the top hook 4, and the plug 21 is inserted into the ring 16 of the wire clamping mechanism 1, so that the wire clamping mechanism 1 is hung on the top of the rod body 2; then, manually or mechanically lifting the rod body 2, and hanging the hook 12 of the wire clamping mechanism 1 on a cable on the electric pole 7; then, the rod body 2 is operated to separate the inserting column 21 from the ring buckle 16 and the top hook 4 from the wire holder 11 so as to separate the rod body 2 from the wire clamping mechanism 1; finally, the rotating sleeve 3 is matched with the screwing part 15, the screwing column 13 is screwed by rotating the rod body 2, so that the cable is clamped between the clamping block 14 and the hook 12, and the power connection is completed. This high altitude connects electric rotary rod simple structure can hang clamp line mechanism 1 on the cable, can revolve again and twist clamp line mechanism 1 and realize pressing from both sides the line, just can realize the top support and revolve the twisting through a high altitude electric rotary rod, convenient to carry, easy operation. The high-altitude electric rotating rod is simple in structure, convenient to carry and easy to operate.

Of course, the high-altitude electric rotating rod can also be used for the wire clamping mechanism 1 without the ring buckle 16, as long as the stability of the wire clamping mechanism 1 is poor in the jacking process. Alternatively, the insert pin 21 is not inserted into the loop 16 of the wire clamping mechanism 1 during use, and as such, the stability of the wire clamping mechanism 1 during jacking is poor.

In this embodiment, the top hook 4 includes a hooking section 41 for hooking the wire holder 11 below the wire holder 11 and a side protection section 42 for laterally protecting the wire holder 11 or the hook 12, the hooking section 41 is fixed on the rod body 2, and the side protection section 42 is fixed on the hooking section 41. The hooking section 41 supports the wire clamping mechanism 1 at the lower part, and the side protection section 42 protects the wire clamping mechanism 1 at the side, so that the stability of the wire clamping mechanism 1 in the jacking process is improved.

In this embodiment, the hooking section 41 includes a propping portion 411 and a release limiting portion 412, the side protecting section 42 includes a connecting portion 421 and a side protecting portion 422, one end of the propping portion 411 is fixed on the rod body 2, the other end is suspended outside the rod body 2, one end of the release limiting portion 412 is fixed at the other end of the propping portion 411, the other end extends towards the rotating sleeve 3, one end of the connecting portion 421 is fixedly connected with the other end of the release limiting portion 412, one end of the side protecting portion 422 is fixedly connected with the other end of the connecting portion 421, and the other end extends towards the rod body 2.

In this embodiment, the propping portion 411, the connecting portion 421 and the side protecting portion 422 are perpendicular to the rod body 2, the detachment limiting portion 412 is parallel to the rod body 2, and the propping portion 411 and the side protecting portion 422 are parallel. Specifically, the plug 21 is different from the top support 411

Embodiment two:

fig. 5 to 9 show an embodiment of the lifting device for high-altitude power connection according to the present utility model, which includes a push rod 5 and a fixing frame 6 capable of being fixed on an electric pole 7, wherein one end of the push rod 5 is hinged on the fixing frame 6, the other end is provided with a sleeving mechanism 8 for sleeving a high-altitude power connection rotary rod, and the fixing frame 6 is provided with a rotation adjusting mechanism 9 for rotating and adjusting the push rod 5.

In use, as shown in fig. 5, first, the fixing frame 6 is fixed on the electric pole 7; then, the rod body 2 hung with the wire clamping mechanism 1 is movably sleeved on the sleeve joint mechanism 8 (the rod body 2 can rotate and/or slide on the sleeve joint mechanism 8); then, the ejector rod 5 is turned upwards by rotating the adjusting mechanism 9, and the wire clamping mechanism 1 is lifted to a cable hung on the electric pole 7; then, the rod body 2 is manually operated to separate the inserting column 21 from the ring buckle 16 and the top hook 4 from the wire holder 11 so as to separate the rod body 2 from the wire clamping mechanism 1; finally, the lever body 2 is operated manually or by combining the rotation adjusting mechanism 9, the rotary sleeve 3 is matched with the screwing part 15, and the screwing column 13 is screwed by rotating the lever body 2, so that the cable is clamped between the clamping block 14 and the hook 12, and the power connection is completed. This elevating gear for high altitude power reception simple structure, labour saving and time saving can improve the efficiency of construction.

In the present embodiment, as shown in fig. 5 and 6, the rotation adjusting mechanism 9 includes a hoist 91 and a pulling rope 92, and the hoist 91 is mounted on the mount 6 and connected to the jack 5 through the pulling rope 92. The winch 91 is started, and the push rod 5 can be driven to rotate through the pull rope 92, so that the lifting of the high-altitude electric rotating rod is realized.

In this embodiment, as shown in fig. 6, the fixing frame 6 includes an arc-shaped seat 61 and a supporting rod 62, the supporting plate 63 is fixed on the outer side of the arc-shaped seat 61, the inserting portion 611 is disposed above the supporting plate 63 in the arc-shaped seat 61, the bottom end of the supporting rod 62 is inserted into the inserting portion 611, the mounting portion 612 is disposed below the supporting plate 63 in the arc-shaped seat 61, the hoist 91 is detachably mounted on the mounting portion 612, the hinge seat 64 is disposed on the supporting plate 63, the ejector rod 5 is hinged on the hinge seat 64, the fixed pulley 621 is disposed on the top of the supporting rod 62, and the pull rope 92 is wound on the fixed pulley 621. The arc-shaped seat 61 is arc-shaped and is convenient to be tightly matched with the electric pole 7. When in use, the arc-shaped seat 61 and the stay bar 62 can be fixed on the electric pole 7 through the enclasping mechanism. The bottom end of the stay bar 62 is inserted into the insertion portion 611, so that the detachment is facilitated. The hoist 91 is detachably mounted on the mounting portion 612, and also, is easily detached.

In the present embodiment, the hinge base 64 is provided on the stay 63 so as to be laterally movable, and the stay 63 is provided with a lateral adjustment mechanism 65 for laterally adjusting the hinge base 64. The transverse direction is the direction perpendicular to the ejector rod 5 and the electric pole 7. The ejector rod 5 can move transversely along with the hinging seat 64 so as to adjust the transverse position of the rod body 2, thereby improving the position adjusting range and facilitating the wire hanging and wire clamping operation of the wire clamping mechanism 1. Specifically, the lateral adjustment mechanism 65 includes a screw rod 651 and a rotating handle 652 connected to the screw rod 651, the screw rod 651 is rotatably disposed on the supporting plate 63 and is in threaded engagement with the hinge base 64, and the hinge base 64 can be driven to move laterally by rotating the screw rod 651 through the rotating handle 652.

In this embodiment, the ejector rod 5 includes a first section 51, a second section 52 and a third section 53, one end of the first section 51 is hinged with the hinge seat 64, the other end is slidably sleeved with one end of the second section 52, the other end of the second section 52 is slidably sleeved with one end of the third section 53, the sleeve mechanism 8 is disposed at the other end of the third section 53, the second section 52 is provided with a rope connecting portion 521, a first locking member 522 for locking the first section 51 and a second locking member 523 for locking the third section 53, and the pull rope 92 is connected with the rope connecting portion 521. Thus, after the use is completed, the ejector rod 5 can be split into the first section 51, the second section 52 and the third section 53, and the carrying is convenient. Meanwhile, the ejector rod 5 is convenient to assemble.

In this embodiment, the sleeving mechanism 8 comprises a hoop 81 and a rotating connecting piece 82, and the hoop 81 is arranged on the ejector rod 5 through the rotating connecting piece 82. When the lifting device is used, the rod body 2 is sleeved by the anchor ear 81, so that the rod body 2 can rotate and rotate relative to the ejector rod 5, and the lifting device for high-altitude power connection and the manual cooperation operation of the rod body 2 are convenient. Specifically, the anchor ear 81 is arranged on the third section 53 of the ejector pin 5 by means of a rotary connection 82.

While the utility model has been described in terms of preferred embodiments, it is not intended to be limiting. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or equivalent embodiments with equivalent variations can be made, without departing from the scope of the utility model. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model shall fall within the scope of the technical solution of the present utility model.

Claims (10)

1. The utility model provides a high altitude connects electric rotary rod, includes body of rod (2) and swivel sleeve (3), swivel sleeve (3) are fixed on the top of body of rod (2) and with the portion of screwing (15) adaptation of clamp line mechanism (1), its characterized in that: the wire clamping device is characterized in that a top hook (4) for propping up a wire holder (11) of the wire clamping mechanism (1) and a plug-in column (21) for being inserted into a ring buckle (16) of the wire clamping mechanism (1) are arranged on the side wall of the top of the rod body (2), and the plug-in column (21) is located between the top hook (4) and the rotary sleeve (3).

2. The overhead electrical rotating lever of claim 1, wherein: the top hook (4) comprises a hooking section (41) for hooking the wire holder (11) below the wire holder (11) and a side protection section (42) for protecting the wire holder (11) or the hook (12) at the side, wherein the hooking section (41) is fixed on the rod body (2), and the side protection section (42) is fixed on the hooking section (41).

3. The overhead electrical rotating lever of claim 2, wherein: the hook section (41) comprises a propping part (411) and a limiting and disengaging part (412), the side protection section (42) comprises a connecting part (421) and a side protection part (422), one end of the propping part (411) is fixed on the rod body (2), the other end of the propping part is hung outside the rod body (2), one end of the limiting and disengaging part (412) is fixed at the other end of the propping part (411) and extends towards the rotating sleeve (3) at the other end, one end of the connecting part (421) is fixedly connected with the other end of the limiting and disengaging part (412), and one end of the side protection part (422) is fixedly connected with the other end of the connecting part (421) and extends towards the rod body (2) at the other end.

4. A high altitude electrical rotating lever according to claim 3, wherein: the top support part (411), the connecting part (421) and the side protection part (422) are perpendicular to the rod body (2), the separation limiting part (412) is parallel to the rod body (2), and the top support part (411) and the side protection part (422) are parallel.

5. The utility model provides a high altitude meets electric elevating gear of using which characterized in that: the electric pole comprises a push rod (5) and a fixing frame (6) capable of being fixed on the electric pole (7), one end of the push rod (5) is hinged to the fixing frame (6), a sleeving mechanism (8) for sleeving the high-altitude electric rotating rod according to any one of claims 1 to 4 is arranged at the other end of the push rod, and a rotation adjusting mechanism (9) for enabling the push rod (5) to rotate and adjust is arranged on the fixing frame (6).

6. The lifting device for high-altitude power reception according to claim 5, wherein: the rotation adjusting mechanism (9) comprises a winch (91) and a pull rope (92), wherein the winch (91) is arranged on the fixed frame (6) and is connected with the ejector rod (5) through the pull rope (92).

7. The lifting device for high-altitude power reception according to claim 6, wherein: the fixing frame (6) comprises an arc-shaped seat (61) and a supporting rod (62), a supporting plate (63) is fixed on the outer side of the arc-shaped seat (61), an inserting portion (611) is arranged above the supporting plate (63) on the arc-shaped seat (61), the bottom end of the supporting rod (62) is inserted into the inserting portion (611), an installation portion (612) is arranged below the supporting plate (63) on the arc-shaped seat (61), a hoist (91) is detachably installed on the installation portion (612), a hinge seat (64) is arranged on the supporting plate (63), a push rod (5) is hinged on the hinge seat (64), a fixed pulley (621) is arranged at the top of the supporting rod (62), and a pull rope (92) is wound on the fixed pulley (621).

8. The lifting device for high-altitude power reception according to claim 7, wherein: the hinge seat (64) is arranged on the supporting plate (63) in a transversely movable manner, and a transverse adjusting mechanism (65) for transversely adjusting the hinge seat (64) is arranged on the supporting plate (63).

9. The lifting device for high-altitude power reception according to claim 7, wherein: the ejector rod (5) comprises a first section (51), a second section (52) and a third section (53), one end of the first section (51) is hinged to a hinged seat (64), the other end of the first section is slidably sleeved with one end of the second section (52), the other end of the second section (52) is slidably sleeved with one end of the third section (53), the sleeved mechanism (8) is arranged at the other end of the third section (53), and the second section (52) is provided with a rope connecting part (521), a first locking piece (522) used for locking the first section (51) and a second locking piece (523) used for locking the third section (53), and the pull rope (92) is connected with the rope connecting part (521).

10. The lifting device for high-altitude power reception according to any one of claims 5 to 9, wherein: the sleeving mechanism (8) comprises a hoop (81) and a rotating connecting piece (82), and the hoop (81) is arranged on the ejector rod (5) through the rotating connecting piece (82).