CN110707575A - Special tool for installing sulfur hexafluoride bus circular sealing ring - Google Patents

Abstract

The invention discloses a special tool for installing a circular sealing ring of a sulfur hexafluoride busbar, comprising a handle, a telescopic positioning mechanism, a vertical adjustment piece and a horizontal adjustment piece, and the handle, the telescopic positioning mechanism, the vertical adjustment piece and the horizontal adjustment piece All are located in the same plane; the telescopic positioning mechanism and the vertical adjustment member are vertically movably arranged at the front of the handle, and the vertical adjustment member is located at the rear of the telescopic positioning mechanism; one end of the horizontal adjustment member is matched with the telescopic positioning mechanism , the other end of the horizontal adjustment piece is movably connected with the vertical adjustment piece. In the present invention, the movable wheel I and the movable wheel II slide along the circular trajectory of the side wall of the busbar barrel, and the horizontal adjustment component is used to position the flange section of the busbar barrel to position the sealing ring, so that the sealing rubber ring can be installed at one time. On the flange section of the busbar barrel, the sealing ring can also be pressed to ensure the tightness between the busbar barrel and the basin cover, and the tightness of the SF6 gas is ensured.

Description

Special tool for installing circular sealing ring of sulfur hexafluoride bus

technical field

The invention belongs to the technical field of sealing ring installation, and in particular relates to a special tool for installing a circular sealing ring of a sulfur hexafluoride busbar.

Background technique

The GIS busbar is filled with SF6 gas. According to the requirements of the regulations, the pressure value needs to be maintained at 0.5 MPa. Therefore, a rubber ring is installed between the GIS busbar and the basin cover. Seal the rubber ring to ensure the tightness of the SF6 air chamber.

However, during the maintenance process, since there are no special tools, and there is no fixed installation position for the sealing rubber ring at the cross-section of the flange section of the GIS busbar, the staff manually installs the sealing rubber ring between the GIS busbar and the basin cover. , It is easy to cause the position deviation and shape deformation of the sealing rubber ring, resulting in uneven stress on the parts with different curvature radii of the sealing rubber ring, resulting in the leakage of SF6 gas, affecting the pressure value of SF6 gas, and causing potential safety hazards to the daily operation of the equipment. The workload of the maintenance work.

SUMMARY OF THE INVENTION

Aiming at the problems of installation deviation and deformation of the sealing rubber ring, the invention proposes a special tool for installing the circular sealing ring of the sulfur hexafluoride busbar, which solves the problem of SF6 gas leakage caused by the improper installation of the sealing rubber ring.

For solving the above technical problems, the technical scheme adopted in the present invention is as follows:

A special tool for installing the circular sealing ring of the sulfur hexafluoride busbar, including a handle, a telescopic positioning mechanism, a vertical adjustment piece and a horizontal adjustment piece, and the handle, the telescopic positioning mechanism, the vertical adjustment piece and the horizontal adjustment piece are all located in the same plane, In order to facilitate the positioning of the outer wall of the busbar and the flange section of the busbar; the telescopic positioning mechanism and the vertical adjustment member are vertically movable at the front of the handle, and the vertical adjustment member is located at the rear of the telescopic positioning mechanism, and the telescopic positioning mechanism It is used to position the outer wall of the busbar, and the telescopic positioning mechanism can roll against the outer wall of the busbar in the circumferential direction; one end of the horizontal adjusting member is matched with the telescopic positioning mechanism, so that the telescopic positioning mechanism and the horizontal adjusting member can be rolled at the same time , the other end of the horizontal adjustment piece is movably connected with the vertical adjustment piece.

The telescopic positioning mechanism includes a first adjustment screw, a second adjustment screw, a movable wheel I and a movable wheel II. The first adjustment screw is perpendicular to the handle, and one end of the first adjustment screw is movably connected to the handle. The first adjustment screw The other end of the second adjustment screw is movably connected with the movable wheel I; the second adjustment screw is arranged behind the first adjustment screw, and one end of the second adjustment screw is movably connected with the handle, and the other end of the second adjustment screw is movably connected with the movable wheel II ; Described movable wheel I and movable wheel II are arranged on the same side of the handle, and movable wheel I, movable wheel II are matched with the horizontal adjustment member, and movable wheel I and movable wheel II are synchronously driven horizontal adjustment when rotating around the side wall of the busbar The parts move circularly on the flange section of the busbar. The movable wheel I and the movable wheel II are synchronously close to the side wall of the bus bar, and the side wall of the bus bar can be positioned circumferentially when the movable wheel I and the movable wheel II rotate synchronously.

The handle is provided with a first threaded hole and a second threaded hole, and the first adjustment screw is threadedly connected to the handle through the first threaded hole, and the second adjustment screw is threadedly connected to the handle through the second threaded hole; the first adjustment screw The screw and the second adjusting screw are both perpendicular to the handle; one end of the first adjusting screw is provided with a movable groove I, and the movable wheel I is movably arranged in the movable groove I; one end of the second adjusting screw is provided with a movable groove II , the activity wheel II activity is set in the activity slot II.

The horizontal adjustment member includes a fourth adjustment screw and a circumferential positioning assembly, one end of the fourth adjustment screw is detachably connected to the circumferential positioning assembly, and the other end of the fourth adjustment screw is connected to the vertical adjustment member. One end away from the handle threaded connection, and the fourth adjustment screw is perpendicular to the vertical adjustment piece. Adjusting the fourth adjusting screw can adjust the distance between the circumferential positioning component and the flange section of the busbar barrel, so that the circumferential positioning component can press the flange section of the busbar barrel.

The circumferential positioning assembly includes a positioning rod, a roller and a gripper. When the adhesive position of the sealing ring needs to be positioned, the gripper is detachably connected to the end of the fourth adjusting screw that is far away from the vertical adjusting member. When the sealing ring needs to be pressed, one end of the positioning rod is detachably connected with the end of the fourth adjusting screw away from the vertical adjustment member, and one end of the positioning rod is movably connected with the drum, and the drum rotates freely relative to the positioning rod. , so that the drum and the flange section of the busbar can be matched to compress the sealing ring during rotation.

The gripper includes a gripping ring and a connecting block, the gripping ring is a semi-circular ring, the front part of the inner side of the gripping ring is provided with a groove, and the rear part of the inner side of the gripping ring is matched with the fourth adjusting screw; The groove is arranged in the middle of the clamping ring; the clamping ring is symmetrically and fixedly arranged at one end of the fourth adjusting screw rod away from the vertical adjusting member, and the clamping ring is detachably connected with the fourth adjusting screw rod through the connecting block; the connection The blocks are symmetrically and fixedly arranged on both sides of the clamping ring.

The vertical adjustment member includes a third adjustment screw, the third adjustment screw is arranged behind the second adjustment screw, and the third adjustment screw and the handle and the fourth adjustment screw are both vertical; one end of the third adjustment screw and the handle The other end of the third adjusting screw is screwed with one end of the fourth adjusting screw away from the circumferential positioning component, and the third adjusting screw and the fourth adjusting screw are in the same plane.

The third adjusting screw is provided with a scale, which is convenient for the staff to accurately set the position of the third adjusting screw in advance according to the diameter of the busbar and the ring width of the flange section of the busbar.

Beneficial effects of the present invention:

In the present invention, the movable wheel I and the movable wheel II slide along the circular trajectory of the side wall of the busbar barrel, and the horizontal adjustment component is used to position the flange section of the busbar barrel for sticking the sealing ring, so that the sealing rubber ring can be installed at one time. The flange section of the busbar is in the correct position, and the sealing ring can also be pressed to ensure the tightness between the busbar and the basin cover, so as to achieve the purpose of ensuring the tightness and pressure value of SF6 gas.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of Embodiment 1. FIG.

Figure 2 is a schematic diagram of the connection of the gripper, the positioning rod and the fourth adjusting screw.

FIG. 3 is a schematic diagram of the structure of the gripper.

FIG. 4 is a schematic structural diagram of Embodiment 2. FIG.

In the figure, 1 is the handle, 2 is the first adjusting screw, 3 is the second adjusting screw, 4 is the movable wheel I, 5 is the movable wheel II, 6 is the third adjusting screw, 7 is the fourth adjusting screw, 8 is the positioning Rod, 9 is a roller, 10 is a gripper, 10-1 is a clamping ring, 10-2 is a connecting block, 11 is a support frame, and 12 is a handle.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example 1: A special tool for installing the circular sealing ring of the sulfur hexafluoride bus, as shown in Figure 1, including a handle 1, a telescopic positioning mechanism, a vertical adjustment member and a horizontal adjustment member, and the handle 1, the telescopic positioning mechanism, the vertical adjustment member Both the adjustment member and the horizontal adjustment member are located in the same plane, so as to facilitate the positioning of the outer wall of the busbar and the flange section of the busbar at the same time; the telescopic positioning mechanism and the vertical adjustment member are movably arranged at the front of the handle 1, and the vertical The direction adjustment member is located behind the telescopic positioning mechanism, the telescopic positioning mechanism is used to position the outer wall of the busbar, and the telescopic positioning mechanism can move in the circumferential direction against the outer wall of the busbar; one end of the horizontal adjustment member is connected to the telescopic positioning mechanism. It is matched so that the telescopic positioning mechanism and the horizontal adjusting member roll simultaneously, and the other end of the horizontal adjusting member is movably connected with the vertical adjusting member.

The telescopic positioning mechanism includes a first adjustment screw 2, a second adjustment screw 3, a movable wheel I4 and a movable wheel II5. The first adjustment screw 2 is perpendicular to the handle 1, and one end of the first adjustment screw 2 is threaded with the handle 1. connection, the other end of the first adjustment screw 2 is movably connected with the movable wheel I4; the second adjustment screw 3 is located behind the first adjustment screw 2, and the second adjustment screw 3 is parallel to the first adjustment screw 2; The adjusting screw 3 is threadedly connected with the handle 1, and one end of the second adjusting screw 3 is movably connected with the movable wheel II5; both the first adjusting screw 2 and the second adjusting screw 3 can be freely adjusted in length vertically, which is convenient for different sizes of busbars. Positioning; the movable wheel I4 rotates freely with respect to the first adjusting screw 2, and the movable wheel II5 freely rotates with respect to the second adjusting screw 3, so that the movable wheel II5 and the movable wheel I4 are synchronously rolled on the side wall of the generatrix cylinder. The movable wheel I4 and the movable wheel II5 are arranged on the same side of the handle 1, and the movable wheel I4 and the movable wheel II5 are matched with the horizontal adjustment member. When the movable wheel I4 and the movable wheel II5 rotate in the circumferential direction close to the side wall of the busbar, the horizontal adjusting member is synchronously driven to perform a circular motion on the flange section of the busbar. effect.

The handle 1 is provided with a first threaded hole and a second threaded hole, the first adjusting screw 2 is threadedly connected to the handle 1 through the first threaded hole, the second adjusting screw 3 is threadedly connected to the handle 1 through the second threaded hole, and The first adjustment screw 2 and the second adjustment screw 3 are both perpendicular to the handle 1, so as to facilitate the staff to rotate the handle 1 in a circle; one end of the first adjustment screw 2 is provided with a movable groove 1, and the movable wheel 14 is movably arranged in the movable groove. Inside I; one end of the second adjusting screw 3 is provided with a movable groove II, and the movable wheel II5 is movably arranged in the movable groove II. In this embodiment, the movable wheel I4 and the movable wheel II5 are spherical balls, so that when the first adjustment screw 2 and the second adjustment screw 3 are rotated, the movable wheel I4 and the movable wheel II5 can be rotated without rotating the movable wheel. I4 and movable wheel II5 slide along the side wall of the busbar.

The horizontal adjustment member includes a fourth adjustment screw 7 and a circumferential positioning assembly. One end of the fourth adjustment screw 7 is detachably connected to the circumferential positioning assembly, and the other end of the fourth adjustment screw 7 is away from the vertical adjustment member. One end of the handle 1 is movably connected, and adjusting the fourth adjusting screw 7 can adjust the distance between the circumferential positioning assembly and the flange section of the busbar so that the circumferential positioning assembly can press the flange section of the busbar.

The circumferential positioning assembly includes a positioning rod 8, a roller 9 and a gripper 10. When it is necessary to locate the adhesive position of the sealing ring, the gripper 10 and the fourth adjusting screw 7 are far away from the vertical adjusting member. One end of the busbar can be detachably connected, the marker pen is fixed in the holder 10, and the handle 1 is rotated in a circle, and the marker pen can be used to mark the position of the sealing ring on the flange section of the busbar, and then mark the position of the sealing ring. Apply glue; after the gluing work is completed, the sealing ring can be pasted, and then the sealing ring is compressed; when the sealing ring is compressed, one end of the positioning rod 8 and the fourth adjusting screw 7 One end away from the vertical adjustment member is detachably connected, the other end of the positioning rod 8 is movably connected with the drum 9, and the drum 9 can roll freely on the positioning rod 8 so as to slide along the flange section of the busbar, and the drum 9 is connected to the flange of the busbar. The cross-sections are matched to facilitate the compression of the sealing ring.

The vertical adjustment member includes a third adjustment screw 6, the third adjustment screw 6 is arranged behind the second adjustment screw 3, and both ends of the third adjustment screw 6 are perpendicular to the handle 1 and the fourth adjustment screw 7 respectively. One end of the third adjusting screw 6 is threadedly connected with the handle 1, the other end of the third adjusting screw 6 is screwed with one end of the fourth adjusting screw 7 away from the circumferential positioning assembly, and the third adjusting screw 6 is connected with the fourth adjusting screw 7 are in the same plane. In this embodiment, the vertical adjustment member may also be a telescopic device such as a telescopic rod. In addition, in order to prevent the inclination of the fourth adjustment screw 7 from affecting the correctness of the size setting, the number of the third adjustment screw 6 can be set to two; the two third adjustment screws 6 are arranged in parallel and are located behind the second adjustment screw 3 The fourth adjustment screw 7 is perpendicular to the two third adjustment screws 6, and the two third adjustment screws 6 play a supporting role on the fourth adjustment screw 7.

As shown in FIG. 3 , the holder 10 includes a clamping ring 10-1 and a connecting block 10-2, the clamping ring 10-1 is a semi-circular ring, and the inner front of the clamping ring 10-1 is provided with a groove , the groove is used to place the marker pen, and the rear part of the inner side of the clamping ring 10-1 is matched with the fourth adjusting screw 7 to clamp the fourth adjusting screw 7; the groove is provided on the clamping ring 10-1. In the middle, the tip of the marking pen coincides with the central axis of the fourth adjusting screw 7, so that the position of the sealing ring can be accurately positioned by the third adjusting screw 6; in addition, the operator can also choose to directly put the dispensing device into the clamping ring. In 10-1, it is not necessary to position the glue before starting the glue directly after fixing. The connecting block 10-2 is symmetrically welded on the upper and lower sides of the clamping ring 10-1, and the middle of the connecting block 10-2 is provided with a fourth threaded hole; as shown in FIG. 2, the clamping ring 10-1 Symmetrically fixed at the end of the fourth adjusting screw 7 away from the third adjusting screw 6, insert the two bolts into the two fourth threaded holes provided up and down respectively, and tighten the nuts to facilitate the two clamping rings 10-1. It is fixed on the fourth adjusting screw 7 .

The third adjusting screw 6 is provided with a scale, which is convenient for the staff to accurately set the position of the third adjusting screw 6 in advance according to the diameter of the busbar and the ring width of the flange section of the busbar.

Example 2: A special tool for installing the circular sealing ring of the sulfur hexafluoride bus, as shown in Figure 4, the difference between this example and Example 1 is that the structure of the handle 1 is different, and the handle 1 includes a support frame 11 and a hand Handle 12, the handle 12 is arranged on the outside of the support frame 11, and the handle 12 is fixedly connected to the middle of the support frame 11; the first adjustment screw 2 and the second adjustment screw 3 are symmetrically arranged on the upper and lower sides of the support frame 11. The third adjustment screw 6 passes through the upper and lower sides of the support frame 11, and the third adjustment screw 6 is threadedly connected to the upper and lower sides of the support frame 11; the third adjustment screw 6 is evenly provided with third threaded holes, and the fourth adjustment screw The screw 7 is threadedly connected with the third adjusting screw 6 through the third threaded hole. In this embodiment, the height of the support frame 11 is greater than the diameter of the flange section of the busbar so that the support frame 11 can be clamped on the outside of the flange section of the busbar; other structures are the same as those in Embodiment 1.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the scope of the present invention. within the scope of protection.

Claims (8)

1. A special tool for mounting a sulfur hexafluoride bus circular sealing ring is characterized by comprising a handle (1), a telescopic positioning mechanism, a vertical adjusting piece and a horizontal adjusting piece, wherein the handle (1), the telescopic positioning mechanism, the vertical adjusting piece and the horizontal adjusting piece are all located in the same plane; the telescopic positioning mechanism and the vertical adjusting piece are vertically and movably arranged at the front part of the handle (1), and the vertical adjusting piece is positioned at the rear part of the telescopic positioning mechanism; one end of the horizontal adjusting piece is matched with the telescopic positioning mechanism, and the other end of the horizontal adjusting piece is movably connected with the vertical adjusting piece.

2. The tool special for installing the sulfur hexafluoride bus circular sealing ring as claimed in claim 1, wherein the telescopic positioning mechanism comprises a first adjusting screw (2), a second adjusting screw (3), a movable wheel I (4) and a movable wheel II (5), the first adjusting screw (2) is perpendicular to the handle (1), one end of the first adjusting screw (2) is movably connected with the handle (1), and the other end of the first adjusting screw (2) is movably connected with the movable wheel I (4); the second adjusting screw (3) is arranged behind the first adjusting screw (2), one end of the second adjusting screw (3) is movably connected with the handle (1), and the other end of the second adjusting screw (3) is movably connected with the movable wheel II (5); the movable wheel I (4) and the movable wheel II (5) are arranged on the same side of the handle (1), and the movable wheel I (4) and the movable wheel II (5) are matched with the horizontal adjusting piece.

3. The tool special for installing the sulfur hexafluoride bus circular sealing ring as claimed in claim 2, wherein the handle (1) is provided with a first threaded hole and a second threaded hole, the first adjusting screw (2) is in threaded connection with the handle (1) through the first threaded hole, and the second adjusting screw (3) is in threaded connection with the handle (1) through the second threaded hole; the first adjusting screw (2) and the second adjusting screw (3) are both vertical to the handle (1); one end of the first adjusting screw rod (2) is provided with a movable groove I, and a movable wheel I (4) is movably arranged in the movable groove I; one end of the second adjusting screw rod (3) is provided with a movable groove II, and a movable wheel II (5) is movably arranged in the movable groove II.

4. The special tool for installing the sulfur hexafluoride bus circular sealing ring as claimed in claim 2 or 3, wherein the horizontal adjusting piece comprises a fourth adjusting screw (7) and a circumferential positioning component, one end of the fourth adjusting screw (7) is detachably connected with the circumferential positioning component, the other end of the fourth adjusting screw (7) is in threaded connection with one end, far away from the handle (1), of the vertical adjusting piece, and the fourth adjusting screw (7) is perpendicular to the vertical adjusting piece.

5. The tool special for installing the sulfur hexafluoride bus bar circular sealing ring as claimed in claim 4, wherein the circumferential positioning assembly comprises a positioning rod (8), a roller (9) and a holder (10), and when the adhering position of the sealing ring needs to be positioned, the holder (10) is detachably connected with one end, far away from the vertical adjusting piece, of the fourth adjusting screw rod (7); when the sealing ring needs to be compressed, one end of the positioning rod (8) is detachably connected with one end, far away from the vertical adjusting piece, of the fourth adjusting screw rod (7), and the other end of the positioning rod (8) is movably connected with the roller (9).

6. The tool special for installing the sulfur hexafluoride bus bar circular sealing ring as claimed in claim 5, wherein the holder (10) comprises a holding ring (10-1) and a connecting block (10-2), the holding ring (10-1) is in a semi-circular ring shape, a groove is formed in the front part of the inner side of the holding ring (10-1), and the rear part of the inner side of the holding ring (10-1) is matched with the fourth adjusting screw (7); the groove is arranged in the middle of the clamping ring (10-1); the clamping rings (10-1) are symmetrically and fixedly arranged at one end, far away from the vertical adjusting piece, of the fourth adjusting screw rod (7), and the clamping rings (10-1) are detachably connected with the fourth adjusting screw rod (7) through connecting blocks (10-2); the connecting blocks (10-2) are symmetrically and fixedly arranged on two sides of the clamping ring (10-1).

7. The tool special for installing the sulfur hexafluoride bus circular sealing ring as claimed in claim 5 or 6, wherein the vertical adjusting piece comprises a third adjusting screw (6), the third adjusting screw (6) is arranged behind the second adjusting screw (3), and the third adjusting screw (6) is perpendicular to the handle (1) and the fourth adjusting screw (7); one end of the third adjusting screw rod (6) is in threaded connection with the handle (1), the other end of the third adjusting screw rod (6) is in threaded connection with one end, far away from the circumferential positioning component, of the fourth adjusting screw rod (7), and the third adjusting screw rod (6) and the fourth adjusting screw rod (7) are located in the same plane.

8. The tool special for installing the sulfur hexafluoride bus bar circular sealing ring as claimed in claim 7, wherein scales are arranged on the third adjusting screw (6).

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