阅读说明：本技术 一种六氟化硫气体检测自动式固定装置及生产工艺 (Automatic fixing device for sulfur hexafluoride gas detection and production process ) 是由 张鹏俏 冯晓明 苑峰 张博 郑薇 杨心池 张旭阳 夏晓雷 秦宁川 孟岩峰 孙守道 于 2021-06-23 设计创作，主要内容包括：一种六氟化硫气体检测自动式固定装置,U型挡板能固定电气设备端取气口,U型夹脚固定检测仪端气体接头,凹槽使其固定不跑偏；推杆采用笔式驱动器,一端连接U型夹脚,另一端连接固定板；控制器连接在推杆与电源之间,电源采用锂电池结构。六氟化硫气体检测自动式固定装置生产工艺,制作过程：激光切割,折弯,卷圆,氩弧焊；激光切割：辅助气体为氧气,切割速度120cm/min,激光功率500w；氩弧焊：氩气纯度>99.7％,焊接电流120A,氩气流量14L/min。本发明的优点：能明显提高气体检测效率,保护人身安全。同时装置便于携带、操作简单,可以减少操作人员而且经久耐用,具有推广应用价值。(An automatic fixing device for sulfur hexafluoride gas detection is characterized in that a U-shaped baffle can fix a gas taking port at the end of electrical equipment, a U-shaped clamping pin fixes a gas connector at the end of a detector, and a groove enables the gas connector to be fixed and not to deviate; the push rod adopts a pen type driver, one end of the push rod is connected with the U-shaped clamping pin, and the other end of the push rod is connected with the fixing plate; the controller is connected between the push rod and the power supply, and the power supply adopts a lithium battery structure. The production process of the sulfur hexafluoride gas detection automatic fixing device comprises the following steps: laser cutting, bending, rounding and argon arc welding; laser cutting: the auxiliary gas is oxygen, the cutting speed is 120cm/min, and the laser power is 500 w; argon arc welding: the purity of argon gas is more than 99.7 percent, the welding current is 120A, and the argon gas flow is 14L/min. The invention has the advantages that: the gas detection efficiency can be obviously improved, and the personal safety is protected. Meanwhile, the device is convenient to carry and simple to operate, can reduce operators, is durable, and has popularization and application values.)

1. The utility model provides a sulfur hexafluoride gas detection automatic type fixing device which characterized in that: the automatic fixing device for sulfur hexafluoride gas detection comprises a U-shaped baffle (1), U-shaped clamping feet (2), a groove (3), a push rod (4), a fixing plate (5), a controller (6) and a power supply (7);

wherein: the U-shaped baffle (1) can fix an air intake port at the end of the electrical equipment and play a role in supporting an air intake joint; the U-shaped clamping leg (2) fixes a gas joint at the detector end, and the groove (3) is used for manufacturing a semi-circular arc process according to the shapes of two circular joints, so that the surrounding joint can be well supported and fixed without deviation; the push rod (4) adopts a pen type driver, one end of the push rod is connected with the U-shaped clamping pin (2), and the other end of the push rod is connected with the fixing plate (5), so that a check valve spring at an air outlet can be completely jacked; the length-width ratio of the fixing plate (5) is 5:2, the controller (6) is connected between the push rod (4) and the power supply (7), and the power supply (7) adopts a lithium battery structure.

2. The automatic sulfur hexafluoride gas detection fixing device as claimed in claim 1, wherein: the U-shaped clamping feet (2) are of semicircular ring structures, stress is uniform, the width of each circular ring is 20mm, and the thickness of each circular ring is 5 mm.

3. The automatic sulfur hexafluoride gas detection fixing device as claimed in claim 1, wherein: the length-width ratio of the fixing plate (5) is 5:2, and the fixing plate is made of stainless steel.

4. The production process of the sulfur hexafluoride gas detection automatic fixing device according to claim 1, characterized by comprising: the specific production process comprises the following steps: laser cutting, bending, rolling, and welding by argon arc welding;

the steel plate is made of: the thickness of the stainless steel is 201 mm, wherein the thickness of the U-shaped clamping leg (2) is 5 mm;

laser cutting: the auxiliary gas is oxygen, the cutting speed is 120cm/min, and the laser power is 500 w;

bending and rolling: bending the edge rolling according to the drawing size, paying attention to the curvature of the edge rolling and the bending inner diameter, and avoiding the outer diameter from generating wire drawing;

argon arc welding: introducing argon protective gas around the electric arc welding to isolate air outside the welding area and prevent the oxidation of the welding area; and (4) checking whether the welding groove is qualified or not, preventing the surface of the groove from being polluted by oil and rust, and removing oil and rust within 200mm of the two sides of the welding line.

5. The sulfur hexafluoride gas detection automatic fixing device production process according to claim 4, wherein: the purity of argon gas is more than 99.7 percent, the welding current is 120A, and the argon gas flow is 14L/min.

Technical Field

The invention relates to the field of machinery and welding processes, in particular to an automatic fixing device for sulfur hexafluoride gas detection and a production process.

Background

Sulfur hexafluoride gas is used as an insulating medium in sulfur hexafluoride electrical equipment, and the sulfur hexafluoride gas is detected and quality monitored, so that the sulfur hexafluoride electrical equipment is one of means for ensuring the reliable operation of the electrical equipment. In the process of carrying out sulfur hexafluoride gas detection test, a detection instrument and electrical equipment need to be connected through a special interface in a gas circuit mode, because the pressure of sulfur hexafluoride gas in a gas detection port is generally 0.5-0.6 MPa, an operator can prop the special interface open a spring of a check valve with great strength, and then the special interface is installed and fixed on the detection port through three screws or a movable wrench, the phenomenon that the interface is not pushed open frequently or the movable wrench falls off is caused, the phenomenon that three persons join in force is often needed to finish the test, the field test is troublesome, the efficiency is low, the personnel waste is caused, and the personal safety problem is caused to the tester. Therefore, the gas detection fixing device is simple to operate, consumes less time, can solve the problem of unreliable joint connection, can effectively save joint installation time, improves gas detection efficiency, and ensures the safety of power grid personnel and the stable and reliable operation of equipment.

Disclosure of Invention

The invention aims to overcome the problems and particularly provides an automatic fixing device for sulfur hexafluoride gas detection and a production process.

The invention provides an automatic fixing device for sulfur hexafluoride gas detection, which is characterized in that: the sulfur hexafluoride gas detection automatic fixing device comprises a U-shaped baffle 1, U-shaped clamping feet 2, a groove 3, a push rod 4, a fixing plate 5, a controller 6 and a power supply 7;

wherein: the U-shaped baffle 1 can fix an air intake port at the end of the electrical equipment and plays a role in supporting an air intake joint; the U-shaped clamping leg 2 fixes a gas joint at the detector end, and the groove 3 is manufactured into a semi-circular arc process according to the shape of two circular joints, so that the surrounding joint can be well supported and fixed without deviation; the push rod 4 adopts a pen type driver, one end of the push rod is connected with the U-shaped clamping leg 2, and the other end of the push rod is connected with the fixing plate 5, so that a check valve spring at an air outlet can be completely jacked; the length-width ratio of the fixing plate 5 is 5:2, and the fixing plate is made of 304 stainless steel and is durable and wear-resistant; the controller 6 is connected between the push rod 4 and the power supply 7, so that the stroke of the push rod 4 can be conveniently controlled, and the power supply 7 adopts a lithium battery structure.

The U-shaped clamping legs 2 are of semicircular ring structures, stress is uniform, the width of each circular ring is 20mm, and the thickness of each circular ring is 5 mm.

The length-width ratio of the fixing plate 5 is 5:2, and the fixing plate is made of stainless steel.

A production process of an automatic fixing device for sulfur hexafluoride gas detection is characterized in that: the specific production process comprises the following steps of,

the manufacturing process comprises the following steps: laser cutting, bending, rolling and welding argon arc welding;

the steel plate is made of: the thickness of the stainless steel 201 is 3mm, wherein the thickness of the U-shaped clamping leg 2 plate is 5 mm;

laser cutting: the auxiliary gas is oxygen, the cutting speed is 120cm/min, and the laser power is 500 w;

bending and rolling: bending the edge rolling according to the drawing size, paying attention to the curvature of the edge rolling and the bending inner diameter, and avoiding the outer diameter from generating wire drawing;

argon arc welding: introducing argon protective gas around the electric arc welding to isolate air outside the welding area and prevent the oxidation of the welding area; checking whether the welding groove is qualified, wherein the surface of the groove is not required to be greasy dirt and rust, and removing oil and rust within 200mm of the two sides of the welding line;

argon purity > 99.7%, welding current 120A, argon flow 14L/min, welding effect: silver white or gold yellow.

The U-shaped baffle 1 can fix an air intake port at the end of the electrical equipment and plays a role in supporting an air intake joint; the U-shaped clamping leg 2 is used for fixing a gas joint at the detector end, a semicircular ring structure is adopted, the stress is uniform, the width of the circular ring is 20mm, the thickness of the circular ring is 5mm, and the circular ring is not easy to bend and deform; the groove 3 is made into a semi-circular arc process according to the shapes of the two circular joints, so that the surrounding joints can be well borne and fixed without deviation; the push rod 4 adopts a pen type driver, has small volume, one end is connected with the U-shaped clamping pin 2, the other end is connected with the fixed plate 5, the maximum thrust can reach 150N, the push rod can completely push against a check valve spring at an air outlet, the stroke speed is slow, and the stroke size can be conveniently adjusted at any time; the fixing plate 5 is 200mm long and 80mm wide, is the central connecting part of the whole device, is made of 304 stainless steel and is durable and wear-resistant; the controller 6 is connected between the push rod 4 and the power supply 7, is convenient for controlling the stroke condition of the push rod 4, has three functions of advancing, retreating and stopping, adopts a plectrum type adjusting button, and has simple structure and convenient operation; the power supply 7 adopts a lithium battery structure, has small volume, is convenient to carry, can be charged and discharged freely, and can replace replacement.

When the gas detector is installed, the gas taking connector is aligned with a gas taking port at the end of the electrical equipment and is placed in a groove of the device together, the angle of the U-shaped clamping pin is adjusted, the center line of the U-shaped clamping pin is consistent with the center line of the device, the controller switch is pulled down to enable the push rod of the controller switch to move forward, after the gas flow value of the gas detector is normal, the controller switch is pulled up to enable the push rod of the controller switch to stop moving, and the detection of the instrument to be detected is finished; when the gas pipeline is disassembled, the controller switch is pulled up to enable the push rod to retreat, the gas joint is gradually separated from the gas taking port, the check valve spring in the gas taking port automatically closes the gas pipeline, the controller switch is closed, and the gas joint is completely disassembled. The whole process not only greatly saves time and cost, but also can realize one-man one-key operation.

The invention has the advantages that:

the automatic fixing device for sulfur hexafluoride gas detection and the production process can obviously improve the gas detection efficiency and protect the personal safety. Meanwhile, the device is convenient to carry and simple to operate, can reduce operators, is durable, and has popularization and application values.

Drawings

The invention is described in further detail below with reference to the following figures and embodiments:

fig. 1 is a schematic structural view of an automatic fixing device for sulfur hexafluoride gas detection.

Detailed Description

Example 1

The invention provides an automatic fixing device for sulfur hexafluoride gas detection, which is characterized in that: the sulfur hexafluoride gas detection automatic fixing device comprises a U-shaped baffle 1, U-shaped clamping feet 2, a groove 3, a push rod 4, a fixing plate 5, a controller 6 and a power supply 7;

wherein: the U-shaped baffle 1 can fix an air intake port at the end of the electrical equipment and plays a role in supporting an air intake joint; the U-shaped clamping leg 2 fixes a gas joint at the detector end, and the groove 3 is manufactured into a semi-circular arc process according to the shape of two circular joints, so that the surrounding joint can be well supported and fixed without deviation; the push rod 4 adopts a pen type driver, one end of the push rod is connected with the U-shaped clamping leg 2, and the other end of the push rod is connected with the fixing plate 5, so that a check valve spring at an air outlet can be completely jacked; the length-width ratio of the fixing plate 5 is 5:2, and the fixing plate is made of 304 stainless steel and is durable and wear-resistant; the controller 6 is connected between the push rod 4 and the power supply 7, so that the stroke of the push rod 4 can be conveniently controlled, and the power supply 7 adopts a lithium battery structure.

The U-shaped clamping legs 2 are of semicircular ring structures, stress is uniform, the width of each circular ring is 20mm, and the thickness of each circular ring is 5 mm.

The length-width ratio of the fixing plate 5 is 5:2, and the fixing plate is made of stainless steel.

A production process of an automatic fixing device for sulfur hexafluoride gas detection is characterized in that: the specific production process comprises the following steps of,

the manufacturing process comprises the following steps: laser cutting, bending, rolling and welding argon arc welding;

the steel plate is made of: the thickness of the stainless steel 201 is 3mm, wherein the thickness of the U-shaped clamping leg 2 plate is 5 mm;

laser cutting: the auxiliary gas is oxygen, the cutting speed is 120cm/min, and the laser power is 500 w;

bending and rolling: bending the edge rolling according to the drawing size, paying attention to the curvature of the edge rolling and the bending inner diameter, and avoiding the outer diameter from generating wire drawing;

argon arc welding: introducing argon protective gas around the electric arc welding to isolate air outside the welding area and prevent the oxidation of the welding area; checking whether the welding groove is qualified, wherein the surface of the groove is not required to be greasy dirt and rust, and removing oil and rust within 200mm of the two sides of the welding line;

argon purity > 99.7%, welding current 120A, argon flow 14L/min, welding effect: silver white or gold yellow.

The U-shaped baffle 1 can fix an air intake port at the end of the electrical equipment and plays a role in supporting an air intake joint; the U-shaped clamping leg 2 is used for fixing a gas joint at the detector end, a semicircular ring structure is adopted, the stress is uniform, the width of the circular ring is 20mm, the thickness of the circular ring is 5mm, and the circular ring is not easy to bend and deform; the groove 3 is made into a semi-circular arc process according to the shapes of the two circular joints, so that the surrounding joints can be well borne and fixed without deviation; the push rod 4 adopts a pen type driver, has small volume, one end is connected with the U-shaped clamping pin 2, the other end is connected with the fixed plate 5, the maximum thrust can reach 150N, the push rod can completely push against a check valve spring at an air outlet, the stroke speed is slow, and the stroke size can be conveniently adjusted at any time; the fixing plate 5 is 200mm long and 80mm wide, is the central connecting part of the whole device, is made of 304 stainless steel and is durable and wear-resistant; the controller 6 is connected between the push rod 4 and the power supply 7, is convenient for controlling the stroke condition of the push rod 4, has three functions of advancing, retreating and stopping, adopts a plectrum type adjusting button, and has simple structure and convenient operation; the power supply 7 adopts a lithium battery structure, has small volume, is convenient to carry, can be charged and discharged freely, and can replace replacement.

When the gas detector is installed, the gas taking connector is aligned with a gas taking port at the end of the electrical equipment and is placed in a groove of the device together, the angle of the U-shaped clamping pin is adjusted, the center line of the U-shaped clamping pin is consistent with the center line of the device, the controller switch is pulled down to enable the push rod of the controller switch to move forward, after the gas flow value of the gas detector is normal, the controller switch is pulled up to enable the push rod of the controller switch to stop moving, and the detection of the instrument to be detected is finished; when the gas pipeline is disassembled, the controller switch is pulled up to enable the push rod to retreat, the gas joint is gradually separated from the gas taking port, the check valve spring in the gas taking port automatically closes the gas pipeline, the controller switch is closed, and the gas joint is completely disassembled. The whole process not only greatly saves time and cost, but also can realize one-man one-key operation.

Example 2

The invention provides an automatic fixing device for sulfur hexafluoride gas detection, which is characterized in that: the sulfur hexafluoride gas detection automatic fixing device comprises a U-shaped baffle 1, U-shaped clamping feet 2, a groove 3, a push rod 4, a fixing plate 5, a controller 6 and a power supply 7;

wherein: the U-shaped baffle 1 can fix an air intake port at the end of the electrical equipment and plays a role in supporting an air intake joint; the U-shaped clamping leg 2 fixes a gas joint at the detector end, and the groove 3 is manufactured into a semi-circular arc process according to the shape of two circular joints, so that the surrounding joint can be well supported and fixed without deviation; the push rod 4 adopts a pen type driver, one end of the push rod is connected with the U-shaped clamping leg 2, and the other end of the push rod is connected with the fixing plate 5, so that a check valve spring at an air outlet can be completely jacked; the length-width ratio of the fixing plate 5 is 5:2, and the fixing plate is made of 304 stainless steel and is durable and wear-resistant; the controller 6 is connected between the push rod 4 and the power supply 7, so that the stroke of the push rod 4 can be conveniently controlled, and the power supply 7 adopts a lithium battery structure.

A production process of an automatic fixing device for sulfur hexafluoride gas detection is characterized in that: the specific production process comprises the following steps of,

the manufacturing process comprises the following steps: laser cutting, bending, rolling and welding argon arc welding;

the steel plate is made of: the thickness of the stainless steel 201 is 3mm, wherein the thickness of the U-shaped clamping leg 2 plate is 5 mm;

laser cutting: the auxiliary gas is oxygen, the cutting speed is 120cm/min, and the laser power is 500 w;

bending and rolling: bending the edge rolling according to the drawing size, paying attention to the curvature of the edge rolling and the bending inner diameter, and avoiding the outer diameter from generating wire drawing;

argon arc welding: introducing argon protective gas around the electric arc welding to isolate air outside the welding area and prevent the oxidation of the welding area; checking whether the welding groove is qualified, wherein the surface of the groove is not required to be greasy dirt and rust, and removing oil and rust within 200mm of the two sides of the welding line;

argon purity > 99.7%, welding current 120A, argon flow 14L/min, welding effect: silver white or gold yellow.

The U-shaped baffle 1 can fix an air intake port at the end of the electrical equipment and plays a role in supporting an air intake joint; the U-shaped clamping leg 2 is used for fixing a gas joint at the detector end, a semicircular ring structure is adopted, the stress is uniform, the width of the circular ring is 20mm, the thickness of the circular ring is 5mm, and the circular ring is not easy to bend and deform; the groove 3 is made into a semi-circular arc process according to the shapes of the two circular joints, so that the surrounding joints can be well borne and fixed without deviation; the push rod 4 adopts a pen type driver, has small volume, one end is connected with the U-shaped clamping pin 2, the other end is connected with the fixed plate 5, the maximum thrust can reach 150N, the push rod can completely push against a check valve spring at an air outlet, the stroke speed is slow, and the stroke size can be conveniently adjusted at any time; the fixing plate 5 is 200mm long and 80mm wide, is the central connecting part of the whole device, is made of 304 stainless steel and is durable and wear-resistant; the controller 6 is connected between the push rod 4 and the power supply 7, is convenient for controlling the stroke condition of the push rod 4, has three functions of advancing, retreating and stopping, adopts a plectrum type adjusting button, and has simple structure and convenient operation; the power supply 7 adopts a lithium battery structure, has small volume, is convenient to carry, can be charged and discharged freely, and can replace replacement.

When the gas detector is installed, the gas taking connector is aligned with a gas taking port at the end of the electrical equipment and is placed in a groove of the device together, the angle of the U-shaped clamping pin is adjusted, the center line of the U-shaped clamping pin is consistent with the center line of the device, the controller switch is pulled down to enable the push rod of the controller switch to move forward, after the gas flow value of the gas detector is normal, the controller switch is pulled up to enable the push rod of the controller switch to stop moving, and the detection of the instrument to be detected is finished; when the gas pipeline is disassembled, the controller switch is pulled up to enable the push rod to retreat, the gas joint is gradually separated from the gas taking port, the check valve spring in the gas taking port automatically closes the gas pipeline, the controller switch is closed, and the gas joint is completely disassembled. The whole process not only greatly saves time and cost, but also can realize one-man one-key operation.