CN115179214A - Fixing device for debugging gas relay and using method - Google Patents

Abstract

The invention belongs to the technical field of fixing devices, and particularly relates to a fixing device for debugging a gas relay and a using method of the fixing device; the gas relay support device comprises a vertical plate, wherein a support part is arranged at the lower part of the front side surface of the vertical plate, the support part comprises a support plate with adjustable height, and the support part is used for supporting the gas relay from the bottom through the support plate; the gas relay fixing device comprises a vertical plate, a movable support plate, a plurality of arc-shaped fixed top plates, a plurality of end plates and a plurality of fixing holes, wherein the upper part of the front side surface of the vertical plate is provided with a guide groove, one end of the movable support plate extends into the guide groove and is in sliding connection with the vertical plate, the movable support plate is provided with a fixing part, the fixing part is provided with a plurality of arc-shaped fixed top plates, and the fixing part is used for fixing the gas relay by inserting each fixed top plate into the port of the gas relay and abutting against the inner wall of the port; the upper part of the rear side surface of the vertical plate is provided with a driving part, the driving part is connected with the movable support plate, and the driving part is used for driving the movable support plate to move along the guide groove; the gas relay fixing device is reasonable in structure, convenient to operate and use and capable of quickly fixing gas relays of various models and sizes.

Description

A fixing device for debugging a gas relay and a method of using the same

technical field

The invention belongs to the technical field of fixing devices, and particularly relates to a fixing device for debugging a gas relay and a using method.

Background technique

Buchholz relay (also known as gas relay) is a protective device used in transformers. It is installed in the pipeline between the oil conservator and the oil tank of the transformer. When the internal fault of the transformer is used to decompose the oil to generate gas or cause the oil flow to surge, Activate the contacts of the gas relay, turn on the designated control circuit, and issue a signal alarm (light gas) in time or start the protection element to automatically cut off the transformer (heavy gas); in order to ensure the long-term stable and reliable operation of the gas relay, its debugging is One of the essential tasks is to use tools to fix the gas relay so as to facilitate the debugging. Therefore, it is necessary to provide a fixing device for debugging the gas relay and a method of using it.

SUMMARY OF THE INVENTION

The purpose of the present invention is to overcome the deficiencies of the prior art, and to provide a fixing device for gas relay debugging, which is reasonable in structure, convenient in operation and use, and can quickly fix various types and sizes of gas relays.

The purpose of the present invention is achieved as follows: a fixing device for debugging a gas relay, which includes a vertical plate, and the lower part of the front side of the vertical plate is provided with a support portion, and the support portion includes a support plate with adjustable height, so The support part is used to support the gas relay from the bottom through the support plate; the upper part of the front side of the vertical plate is provided with a guide groove, and one end of the moving support plate extends into the guide groove and is slidably connected with the vertical plate , the movable support plate is provided with a fixed part, and the fixed part is provided with a plurality of arc-shaped fixed top plates. Pressing to fix the gas relay; the upper part of the rear side of the vertical plate is provided with a driving part, the driving part is connected with the moving support plate, and the driving part is used to drive the moving support plate along the The guide groove moves.

The support part further includes an upper platform plate and a lower platform plate fixedly arranged on the lower part of the front side of the vertical plate, the first outer sleeve passes through the upper platform plate and is fixedly connected with the lower platform plate, and the first outer sleeve passes through the upper platform plate and is fixedly connected with the lower platform plate. A first inner sliding rod is slidably arranged inside the outer sleeve, and the top end of the first inner sliding rod is fixedly connected with the support plate.

Both ends of the lower part of the front side surface of the vertical plate are provided with supporting foot plates, and the supporting foot plates are perpendicular to the vertical plate and are used for supporting the vertical plate.

The fixing part further includes a second adjusting screw, which passes through the moving support plate and is rotatably connected with it, and the end of the second adjusting screw is rotatably connected with a center plate, and the center plate is provided with There are a plurality of second outer sleeves, a second inner sliding rod is slidably arranged in the second outer sleeve, and the end of the second inner sliding rod is connected with the fixed top plate; the second adjustment screw is threadedly connected with a second inner sliding rod. One end of the driving connecting rod is rotatably connected with the driving sleeve, and the other end is rotatably connected with the upper part of the second inner sliding rod.

A limit insertion rod is connected to the side of the driving sleeve, a guide sleeve is arranged on the side of the moving support plate, and one end of the limit insertion rod is inserted into the guide sleeve and is slidably connected with it.

A fixed end plate is fixedly arranged on the top surface of the fixed top plate, and the fixed end plate is located at one end of the fixed top plate close to the movable support plate.

The driving part includes a first fixing plate fixedly arranged on the upper part of the rear side of the vertical plate, a driving screw is rotatably arranged between the two first fixing plates, and a driving plate is threadedly connected to the driving screw. The drive plate is fixedly connected with a rear guide plate, and the end of the moving support plate is fixedly connected with the rear guide plate; the end of the drive screw is connected with a driven bevel gear, and the middle of the rear side of the vertical plate is provided with a second The fixing plate, the first adjusting screw rod passes through the second fixing plate and is connected in rotation with the second fixing plate, the end of the first adjusting screw rod is connected with a driving bevel gear, and the driving bevel gear meshes with the driven bevel gear.

The end of the moving support plate is provided with a short moving rod, the short moving rod passes through the front guide plate and the guide groove in sequence and is connected to the rear guide plate, and the moving support plate is fixedly connected to the front guide plate .

The described method for using a fixing device for debugging a gas relay comprises the following steps:

Step 1. Place the gas relay on the support plate of the support part, and adjust the height of the support plate by adjusting the length of the first inner sliding rod, so that the port height of the gas relay is consistent with the fixed part;

Step 2. By rotating the first adjusting screw, the driving screw is driven to rotate by the meshing of the driving bevel gear and the driven bevel gear, and the driving screw drives its lateral movement through the threaded connection with the driving plate, and then drives the moving support plate to move laterally to make it move laterally. The fixed top plate of the upper fixed part extends into the port of the gas relay;

Step 3. Rotate the second adjusting screw, and drive the driving sleeve to move along its length direction through the threaded connection between the second adjusting screw and the driving sleeve, so as to push the second inner sliding rod to move upward in the second outer sleeve through the driving connecting rod, Make the fixed top plate on it press against the inner wall of the port of the gas relay to fix it.

Beneficial effects of the present invention: In the fixing device for debugging a gas relay of the present invention, the lower part of the front side of the vertical plate is provided with a support part, the support part includes a support plate with adjustable height, and the support part is used for the support plate from the bottom through the support plate. The gas relay is supported. By adjusting the height of the support plate, gas relays of various heights can be supported so that the height of the port is consistent with the fixed part; the upper part of the front side of the vertical plate is provided with a guide groove, and one end of the moving support plate extends It enters the guide groove and is slidably connected with the vertical plate. The movable support plate is provided with a fixed part, and a plurality of arc-shaped fixed top plates are arranged on the fixed part. The inner wall is pressed to fix the gas relay; the upper part of the rear side of the vertical plate is provided with a driving part, the driving part is connected with the moving support plate, and the driving part is used to drive the moving support plate to move along the guide groove; the driving part adjusts the two Move the distance between the support plates so that the fixed top plate of the fixed part extends into the port of the gas relay, which can adapt to gas relays of various widths. By adjusting the distance between the fixed top plates, the inner wall of the port with different diameters can be pressed against Fixing; the fixing device for debugging a gas relay of the present invention has a reasonable structure, is easy to operate and use, and can quickly fix gas relays of various types and sizes.

Description of drawings

FIG. 1 is a schematic front view of the structure of a fixing device for debugging a gas relay according to the present invention.

FIG. 2 is a schematic top-view structural diagram of a fixing device for debugging a gas relay according to the present invention.

FIG. 3 is a schematic view of the rear view of a fixing device for debugging a gas relay according to the present invention.

FIG. 4 is a schematic view of the structure in the direction A-A in FIG. 1 .

FIG. 5 is a schematic structural diagram of a fixing part of a fixing device for debugging a gas relay according to the present invention.

FIG. 6 is a schematic view of the structure in the direction B-B in FIG. 5 .

FIG. 7 is a schematic structural diagram of the connection between the limit plunger and the guide bushing of a fixing device for debugging a gas relay according to the present invention.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings.

Example 1

As shown in Figures 1-3, a fixing device for debugging a gas relay, which includes a vertical plate 1, a support portion 13 is provided on the lower part of the front side of the vertical plate 1, and the support portion 13 includes a height-adjustable support Plate 3, the support part 13 is used to support the gas relay 11 from the bottom through the support plate 3; the upper part of the front side of the vertical plate 1 is provided with a guide groove 7, and one end of the moving support plate 9 extends into the The guide groove 7 is slidably connected with the vertical plate 1 , the movable support plate 9 is provided with a fixed portion 10 , and a plurality of arc-shaped fixed top plates 32 are provided on the fixed portion 10 , and the fixed portion 10 is used for The gas relay 11 is fixed by inserting each of the fixed top plates 32 into the ports of the gas relay 11 and pressing the inner wall of the port; the upper part of the rear side of the vertical plate 1 is provided with a driving part 20, and the driving part 20 Connected with the moving support plate 9 , the driving part 20 is used to drive the moving support plate 9 to move along the guide groove 7 .

For better effect, the support portion 13 further includes an upper platform plate 4 and a lower platform plate 12 fixedly arranged on the lower part of the front side of the vertical plate 1 , and the first outer sleeve 6 passes through the upper platform plate 4 and is connected with the upper platform plate 4 . The lower platform plate 12 is fixedly connected, the inside of the first outer sleeve 6 is slidably provided with a first inner sliding rod 5, and the top end of the first inner sliding rod 5 is fixedly connected with the support plate 3; The height of the support plate 3 can be adjusted by the length of the inner sliding rod 5 in the first outer sleeve 6, which is convenient and quick.

For better effect, both ends of the lower part of the front side of the vertical plate 1 are provided with a foot plate 2, the foot plate 2 is perpendicular to the vertical plate 1 and is used to support the vertical plate 1, and the structure is simple , to ensure the stability of the device of the present invention.

For better effect, the fixing part 10 further includes a second adjusting screw 24, the second adjusting screw 24 passes through the moving support plate 9 and is rotatably connected with it, and the end of the second adjusting screw 24 rotates A center plate 29 is connected, a plurality of second outer sleeves 30 are arranged on the center plate 29, and a second inner sliding rod 31 is slidably arranged in the second outer sleeve 30, and the end of the second inner sliding rod 31 is Connected with the fixed top plate 32; the second adjustment screw 24 is threadedly connected with a drive sleeve 28, one end of the drive link 27 is rotatably connected with the drive sleeve 28, and the other end is connected with the second inner slide The upper part of the rod 31 is connected in rotation; by rotating the second adjusting screw 24, the driving sleeve 28 is driven to move along its length direction, thereby pushing the second inner sliding rod 31 to move in the second outer sleeve 30 through the driving link 27, so that the The fixed top plate 32 above presses the inner wall of the port of the gas relay 11 to fix it.

The described method for using a fixing device for debugging a gas relay comprises the following steps:

Step 1. Place the gas relay 11 on the support plate 3 of the support part 13, adjust the height of the support plate 3 by adjusting the length of the first inner slide bar 5, so that the port height of the gas relay 11 is consistent with the fixed part 10 ;

Step 2. By rotating the first adjusting screw 22, the driving screw 17 is driven to rotate by the meshing of the driving bevel gear 19 and the driven bevel gear 18, and the driving screw 17 drives its lateral movement through the threaded connection with the driving plate 16, thereby driving the moving support. The plate 9 is moved laterally, so that the fixed top plate 32 of the upper fixed part 10 extends into the port of the gas relay 11;

Step 3. Rotate the second adjusting screw 24, drive the driving sleeve 28 to move along its length direction through the threaded connection between the second adjusting screw 24 and the driving sleeve 28, so as to push the second inner sliding rod 31 through the driving connecting rod 27 in the first position. The two outer sleeves 30 are moved upwardly, so that the fixed top plate 32 on the two outer sleeves 30 presses against the inner wall of the port of the gas relay 11 to fix it.

In a fixing device for debugging a gas relay of the present invention, the lower part of the front side of the vertical plate 1 is provided with a support part 13 , the support part 13 includes a support plate 3 with adjustable height, and the support part 13 is used to pass the support plate 3 from the bottom. The gas relay 11 is supported, and the gas relay 11 of various heights can be supported by adjusting the height of the support plate 3, so that the height of its port is consistent with the fixed part 10; the upper part of the front side of the vertical plate 1 is provided with a guide groove 7, One end of the movable support plate 9 extends into the guide groove 7 and is slidably connected with the vertical plate 1. The movable support plate 9 is provided with a fixed portion 10, and the fixed portion 10 is provided with a plurality of arc-shaped fixed top plates 32. The fixed portion 10 is used for The gas relay 11 is fixed by inserting each fixed top plate 32 into the port of the gas relay 11 and pressing the inner wall of the port to fix the gas relay 11; the upper part of the rear side of the vertical plate 1 is provided with a driving part 20, and the driving part 20 is in phase with the moving support plate 9 connected, the driving part 20 is used to drive the moving support plate 9 to move along the guide groove 7; the distance between the two moving support plates 9 is adjusted by the driving part 20, so that the fixed top plate 32 of the fixed part 10 extends into the port of the gas relay 11, The gas relay 11 of various widths can be adapted, and by adjusting the distance between the fixed top plates 32, the inner wall of the port with different diameters can be pressed and fixed; the fixing device for debugging a gas relay of the present invention has a reasonable structure and is easy to operate and use. It is convenient and can quickly fix various types and sizes of Buchholz relays.

Example 2

As shown in Figures 1-7, a fixing device for debugging a gas relay includes a vertical plate 1, and the lower part of the front side of the vertical plate 1 is provided with a support part 13, and the support part 13 includes a support with adjustable height Plate 3, the support part 13 is used to support the gas relay 11 from the bottom through the support plate 3; the upper part of the front side of the vertical plate 1 is provided with a guide groove 7, and one end of the moving support plate 9 extends into the The guide groove 7 is slidably connected with the vertical plate 1 , the movable support plate 9 is provided with a fixed portion 10 , and a plurality of arc-shaped fixed top plates 32 are provided on the fixed portion 10 , and the fixed portion 10 is used for The gas relay 11 is fixed by inserting each of the fixed top plates 32 into the ports of the gas relay 11 and pressing the inner wall of the port; the upper part of the rear side of the vertical plate 1 is provided with a driving part 20, and the driving part 20 Connected with the moving support plate 9 , the driving part 20 is used to drive the moving support plate 9 to move along the guide groove 7 .

For better effect, the support portion 13 further includes an upper platform plate 4 and a lower platform plate 12 fixedly arranged on the lower part of the front side of the vertical plate 1 , and the first outer sleeve 6 passes through the upper platform plate 4 and is connected with the upper platform plate 4 . The lower platform plate 12 is fixedly connected, the inside of the first outer sleeve 6 is slidably provided with a first inner sliding rod 5, and the top end of the first inner sliding rod 5 is fixedly connected with the support plate 3; The height of the support plate 3 can be adjusted by the length of the inner sliding rod 5 in the first outer sleeve 6, which is convenient and quick.

For better effect, both ends of the lower part of the front side of the vertical plate 1 are provided with a foot plate 2, the foot plate 2 is perpendicular to the vertical plate 1 and is used to support the vertical plate 1, and the structure is simple , to ensure the stability of the device of the present invention.

For better effect, the fixing part 10 further includes a second adjusting screw 24, the second adjusting screw 24 passes through the moving support plate 9 and is rotatably connected with it, and the end of the second adjusting screw 24 rotates A center plate 29 is connected, a plurality of second outer sleeves 30 are arranged on the center plate 29, and a second inner sliding rod 31 is slidably arranged in the second outer sleeve 30, and the end of the second inner sliding rod 31 is Connected with the fixed top plate 32; the second adjustment screw 24 is threadedly connected with a drive sleeve 28, one end of the drive link 27 is rotatably connected with the drive sleeve 28, and the other end is connected with the second inner slide The upper part of the rod 31 is connected in rotation; by rotating the second adjusting screw 24, the driving sleeve 28 is driven to move along its length direction, thereby pushing the second inner sliding rod 31 to move in the second outer sleeve 30 through the driving link 27, so that the The fixed top plate 32 above presses the inner wall of the port of the gas relay 11 to fix it.

For better effect, the side of the driving sleeve 28 is connected with a limit insertion rod 26, and the side of the moving support plate 9 is provided with a guide sleeve 25, and one end of the limit insertion rod 26 is inserted into the The guide sleeve 25 is slidably connected to the inside of the guide sleeve 25 , and the drive sleeve 28 is limited by the cooperation of the limit insertion rod 26 and the guide sleeve 25 to prevent it from rotating with the second adjusting screw 24 .

For better effect, a fixed end plate 33 is fixed on the top surface of the fixed top plate 32 , and the fixed end plate 33 is located at one end of the fixed top plate 32 close to the movable support plate 9 , and can pass through the fixed end plate 33. Limit and fix both ends of the gas relay 11 to prevent it from moving left and right.

For better effect, the driving part 20 includes a first fixing plate 14 fixedly arranged on the upper part of the rear side of the vertical plate 1 , and a driving screw 17 is rotatably arranged between the two first fixing plates 14 . The driving screw 17 is screwed with a driving plate 16, the driving plate 16 is fixedly connected with a rear guide plate 15, and the end of the moving support plate 9 is fixedly connected with the rear guide 15; the end of the driving screw 17 is connected There is a driven bevel gear 18 , a second fixing plate 21 is provided in the middle of the rear side of the vertical plate 1 , and a first adjusting screw 22 passes through the second fixing plate 21 and is rotatably connected with it, and the first adjusting screw 22 A drive bevel gear 19 is connected to the end of the drive bevel gear 19, and the drive bevel gear 19 meshes with the driven bevel gear 18; When the screw 17 rotates, the driving screw 17 drives the driving plate 16 to move laterally, which in turn drives the moving support plate 9 to move laterally, so that the fixed top plate 32 of the upper fixed portion 10 extends into the port of the gas relay 11 .

For better effect, the end of the moving support plate 9 is provided with a short moving rod 23, and the short moving rod 23 passes through the front guide plate 8 and the guide groove 7 in sequence and is connected to the rear guide plate 15, The moving support plate 9 is fixedly connected with the front guide plate 8; the moving support plate 9 is further guided and limited by the front guide plate 8 and the rear guide plate 15 clamping the vertical plate 1 to ensure the stability during the movement.

The described method for using a fixing device for debugging a gas relay comprises the following steps:

Step 1. Place the gas relay 11 on the support plate 3 of the support part 13, adjust the height of the support plate 3 by adjusting the length of the first inner slide bar 5, so that the port height of the gas relay 11 is consistent with the fixed part 10 ;

Step 2. By rotating the first adjusting screw 22, the driving screw 17 is driven to rotate by the meshing of the driving bevel gear 19 and the driven bevel gear 18, and the driving screw 17 drives its lateral movement through the threaded connection with the driving plate 16, thereby driving the moving support. The plate 9 is moved laterally, so that the fixed top plate 32 of the upper fixed part 10 extends into the port of the gas relay 11;

Step 3. Rotate the second adjusting screw 24, drive the driving sleeve 28 to move along its length direction through the threaded connection between the second adjusting screw 24 and the driving sleeve 28, so as to push the second inner sliding rod 31 through the driving connecting rod 27 in the first position. The two outer sleeves 30 are moved upwardly, so that the fixed top plate 32 on the two outer sleeves 30 presses against the inner wall of the port of the gas relay 11 to fix it.

In a fixing device for debugging a gas relay of the present invention, the lower part of the front side of the vertical plate 1 is provided with a support part 13 , the support part 13 includes a support plate 3 with adjustable height, and the support part 13 is used to pass the support plate 3 from the bottom. The gas relay 11 is supported, and the gas relay 11 of various heights can be supported by adjusting the height of the support plate 3, so that the height of its port is consistent with the fixed part 10; the upper part of the front side of the vertical plate 1 is provided with a guide groove 7, One end of the movable support plate 9 extends into the guide groove 7 and is slidably connected with the vertical plate 1. The movable support plate 9 is provided with a fixed portion 10, and the fixed portion 10 is provided with a plurality of arc-shaped fixed top plates 32. The fixed portion 10 is used for The gas relay 11 is fixed by inserting each fixed top plate 32 into the port of the gas relay 11 and pressing the inner wall of the port to fix the gas relay 11; the upper part of the rear side of the vertical plate 1 is provided with a driving part 20, and the driving part 20 is in phase with the moving support plate 9 connected, the driving part 20 is used to drive the moving support plate 9 to move along the guide groove 7; the distance between the two moving support plates 9 is adjusted by the driving part 20, so that the fixed top plate 32 of the fixed part 10 extends into the port of the gas relay 11, The gas relay 11 of various widths can be adapted, and by adjusting the distance between the fixed top plates 32, the inner wall of the port with different diameters can be pressed and fixed; the fixing device for debugging a gas relay of the present invention has a reasonable structure and is easy to operate and use. It is convenient and can quickly fix various types and sizes of Buchholz relays.

Claims (9)

1. A fixing device for debugging a gas relay, comprising a vertical plate (1), characterized in that: the lower part of the front side of the vertical plate (1) is provided with a support part (13), and the support part (13) includes There is a height-adjustable support plate (3), and the support portion (13) is used to support the gas relay (11) from the bottom through the support plate (3); the upper part of the front side of the vertical plate (1) A guide groove (7) is provided, one end of the moving support plate (9) extends into the guide groove (7) and is slidably connected with the vertical plate (1), and a fixed part is provided on the moving support plate (9). (10), a plurality of arc-shaped fixed top plates (32) are provided on the fixed portion (10), and the fixed portion (10) is used for inserting each of the fixed top plates (32) into the gas relay (11) inside the port and press the inner wall of the port to fix the gas relay (11); the upper part of the rear side of the vertical plate (1) is provided with a driving part (20), the driving part (20) and the moving part The support plates (9) are connected, and the driving part (20) is used to drive the moving support plates (9) to move along the guide grooves (7). 2 . The fixing device for debugging a gas relay according to claim 1 , wherein the support part ( 13 ) further comprises an upper platform plate ( 4 ) which is fixedly arranged on the lower part of the front side of the vertical plate ( 1 ). 3 . ) and the lower platform plate (12), the first outer sleeve (6) passes through the upper platform plate (4) and is fixedly connected with the lower platform plate (12), the inner part of the first outer sleeve (6) A first inner sliding rod (5) is slidably arranged, and the top end of the first inner sliding rod (5) is fixedly connected with the supporting plate (3). 3. A fixing device for debugging a gas relay according to claim 1, characterized in that: both ends of the lower part of the front side of the vertical plate (1) are provided with foot plates (2), the foot plates (2) ) is perpendicular to the vertical plate (1) and is used to support the vertical plate (1). 4. A fixing device for debugging a gas relay according to claim 1, characterized in that: the fixing part (10) further comprises a second adjusting screw (24), and the second adjusting screw (24) passes through The moving support plate (9) is rotatably connected with it, the end of the second adjusting screw (24) is rotatably connected with a center plate (29), and a plurality of second outer sleeves are arranged on the center plate (29). (30), the second outer sleeve (30) is slidably provided with a second inner sliding rod (31), and the end of the second inner sliding rod (31) is connected with the fixed top plate (32); The second adjusting screw (24) is threadedly connected with a driving sleeve (28), one end of the driving connecting rod (27) is rotatably connected with the driving sleeve (28), and the other end is connected with the second inner sliding rod (28). 31) The upper turning connection. 5. A fixing device for debugging a gas relay according to claim 4, characterized in that: the side of the driving sleeve (28) is connected with a limit insert rod (26), and the moving support plate (9) A guide sleeve (25) is provided on the side surface of the guide sleeve, and one end of the limit insertion rod (26) is inserted into the guide sleeve (25) and is slidably connected with it. 6 . The fixing device for debugging a gas relay according to claim 4 , wherein a fixed end plate ( 33 ) is fixedly arranged on the top surface of the fixed top plate ( 32 ), and the fixed end plate ( 33 ). 7 . ) is located at one end of the fixed top plate (32) close to the moving support plate (9). 7 . The fixing device for debugging a gas relay according to claim 1 , wherein the driving part ( 20 ) comprises a first fixing plate ( 14 ) fixedly arranged on the upper part of the rear side of the vertical plate ( 1 ). 8 . ), a drive screw (17) is rotatably arranged between the two first fixing plates (14), a drive plate (16) is threadedly connected to the drive screw (17), and the drive plate (16) is fixedly connected There is a rear guide plate (15), and the end of the moving support plate (9) is fixedly connected with the rear guide plate (15); the end of the driving screw (17) is connected with a driven bevel gear (18), so A second fixing plate (21) is arranged in the middle of the rear side of the vertical plate (1), the first adjusting screw (22) passes through the second fixing plate (21) and is rotatably connected with it, and the first adjusting screw (21) The end of 22) is connected with a drive bevel gear (19), and the drive bevel gear (19) meshes with the driven bevel gear (18). 8 . The fixing device for debugging a gas relay according to claim 7 , wherein: the end of the moving support plate ( 9 ) is provided with a moving short rod ( 23 ), and the moving short rod ( 23 ) After passing through the front guide plate (8) and the guide groove (7) in sequence, it is connected with the rear guide plate (15), and the moving support plate (9) is fixedly connected with the front guide plate (8). 9. the using method of a kind of gas relay debugging fixing device as claimed in claim 1, is characterized in that, it comprises the following steps: Step 1. Place the gas relay (11) on the support plate (3) of the support part (13), and adjust the height of the support plate (3) by adjusting the length of the first inner slide bar (5), so that the gas relay The port height of (11) is consistent with the fixed part (10); Step 2. By rotating the first adjusting screw (22), the driving screw (17) is driven to rotate by the meshing of the driving bevel gear (19) and the driven bevel gear (18), and the driving screw (17) passes through the drive plate (16) The threaded connection of the screw drives its lateral movement, thereby driving the moving support plate (9) to move laterally, so that the fixed top plate (32) of the upper fixed part (10) extends into the port of the gas relay (11); Step 3. Rotate the second adjusting screw (24), and drive the driving sleeve (28) to move along its length direction through the threaded connection between the second adjusting screw (24) and the driving sleeve (28), so as to pass the driving connecting rod (27) ) push the second inner sliding rod (31) to move upward in the second outer sleeve (30), so that the fixed top plate (32) on it presses the inner wall of the port of the gas relay (11) to fix it.

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