CN115116809B - Fuse auxiliary dismounting device and using method - Google Patents

Abstract

The invention relates to an auxiliary fuse disassembly device and its use method, which includes a support belt, an operating rod and a placement cylinder. When the device is in use, the staff first wraps the strap around the waist, and when it is necessary to remove the original fuse tube , connect the operating rod to the socket, move the end of the rod to the position of the fuse tube of the fuse, use the cross bar to remove one end of the fuse tube through the hook ring, put the fuse tube into the vertical cylinder, and the clips The fuse tube is clamped and fixed. When installing a new fuse tube, in the same way, first clamp and fix the fuse tube inside the vertical cylinder, and pre-fix the pin end of the fuse tube with the fuse. Just turn the end of the rod to drive the vertical tube and the fuse tube to rotate, and the hook ring end of the fuse tube can be directly connected to the fuse. The installation can be completed after the cylinder is removed; the invention has the advantages of energy saving, easy manipulation, good clamping effect and high work efficiency.

Description

A fuse auxiliary dismounting device and using method

technical field

The invention belongs to the technical field of fuse disassembly and assembly equipment, and in particular relates to an auxiliary fuse disassembly and assembly device and a use method.

Background technique

Fuse refers to an electrical appliance that fuses the melt with the heat generated by itself and disconnects the circuit when the current exceeds the specified value. Drop-out fuse is the most commonly used short circuit in branch lines of distribution lines and distribution transformers. Protection switch, which has the characteristics of economy, convenient operation, and strong adaptability to outdoor environments, is widely used in distribution lines and distribution transformer primary side for protection and equipment switching and switching operations. The maintenance and replacement of the distribution network has also become one of the most common operations in the operation and maintenance of the distribution network. In the traditional operation mode, the fuse tube is usually disassembled and replaced by an insulating rod and a hook. The hook can only be used with the fuse tube. There is a single position contact, which cannot have a good fixing effect on the fuse tube. The fuse tube is easy to shake during operation, and it is not easy to install on the fuse. If the fuse tube falls, it will cause a safety accident. Moreover, the drop type The fuses are usually located at a height of more than 4 meters. In the traditional method, the length of the insulating rod needs to be longer, and the staff is extremely physically exhausted to lift and move. They need to rest many times during work to recover their physical strength. The work efficiency is low and the construction progress is affected.

Contents of the invention

The object of the present invention is to overcome the deficiencies of the prior art, and provide an auxiliary fuse dismounting device and usage method that save physical strength, are easy to manipulate, have a good clamping effect, and have high working efficiency.

The object of the present invention is achieved in the following way: an auxiliary fuse disassembly device, which includes a support belt, an operating rod and a placement cylinder, a pressure plate is provided in the middle of the support belt, and binding plates are provided at the left and right ends of the pressure plate. belt, the end of the strap is provided with a buckle, the upper side of the support waist belt is provided with a base, and a ball joint is provided inside the base, and the ball joint can rotate freely inside the base. A socket is provided on the front side of the ball hinge, and an operating rod is provided above the supporting waist belt. The operating rod includes a grip rod and a rod end. There is a plug handle, the plug handle can be installed inside the socket, the inside of the handle is provided with a through hole, the right side of the handle is provided with a chute, and the inside of the chute is provided with a control rod. The left end of the control rod is provided with a clasp, the outside of the clasp is provided with a control line, the control line passes through the through hole, the upper end of the control rod is provided with a rod end, and the rod end is The right side of the head is provided with a cross bar, the inside of the rod end is provided with a guide wheel, the left side of the rod end is provided with a bearing seat, the inside of the bearing seat is provided with a rotating rod, and the left side of the operating rod The side is provided with a placement cylinder, the placement cylinder includes a rotating plate and a vertical cylinder, the rotating plate is fixedly connected with the rotating rod, the left side of the rotating plate is provided with a spring seat, and the left end of the spring seat is provided with a top Rod, the middle part of the ejector rod is fixedly connected with the control line, a vertical tube is arranged on the left side of the rotary plate, the vertical tube is connected with the rotary plate through a fixed plate, and the outer side of the vertical tube is hollowed out, so There is a gap in the middle of the vertical cylinder, a fuse pipe is arranged inside the vertical cylinder, a hanging pin and a shackle are respectively arranged at the upper and lower ends of the fuse pipe, and the shackle and the slit cooperate with each other.

A liner is arranged inside the pressure plate, and the material of the liner is sponge.

The shape of the pressing plate is arc.

The material of the strap is nylon, and the length of the strap can be adjusted freely.

Both the outside of the base and the outside of the handle are provided with connecting blocks, and connecting ropes are arranged between the connecting blocks, and the connecting ropes can be stretched.

The control lines can respectively pass through the inside of the bearing seat, the rotary plate and the fixed plate.

The limit block is arranged at the end of the cross bar, and the shape of the limit block is hemispherical.

The upper and lower ends of the ejector rod are provided with clips, and the shape of the clips is arc.

A method for using the auxiliary fuse dismounting device, which includes the following steps:

Step 1: Take out the device, insert the buckle to see if it can be connected normally, check whether the ball joint can rotate inside the base, and check whether the vertical cylinder can be rotated on the bearing The seat rotates inside, and whether the control rod moving down can drive the ejector rod to move;

Step 2: Fix the support belt on the waist through the buckle, place the handle inside the base, and lift the end of the rod to the fuse through the handle Nearby, remove the original fuse tube of the fuse through the cross bar, and put the fuse tube into the placement cylinder and move it to the ground;

Step 3: Place the fuse tube that needs to be replaced inside the vertical cylinder, and pre-install the end of the hanger pin on the fuse through the operating rod, without putting the fuse tube Take it out, rotate the vertical cylinder through the operating rod, install the end of the hook and loop on the fuse, and at this time, the replacement of the fuse tube is completed;

Step 4: After the operation is completed, take out the handle from the inside of the base, open the buckle, remove the support belt from the waist, recover the tools and equipment, and clean up the site.

Beneficial effects of the present invention: when the device is in use, the staff first wraps the strap around the waist, and uses buckles to fix the supporting belt. Insert the handle to the inside of the socket, move the end of the rod to the position of the fuse tube of the fuse, use the cross bar to remove one end of the fuse tube through the hook ring, pull the control rod to move down, and the control rod drives the ejector rod through the control line Move to the inner wall of the vertical tube, put the fuse tube into the vertical tube, loosen the control lever, the spring seat rebounds and drive the ejector rod to move to the middle of the vertical tube, the clip clamps and fixes the fuse tube, and then inserts the new fuse tube During the installation process of the fuse tube, in the same way, first clamp and fix the fuse tube inside the vertical cylinder, with the pin end facing up, and after pre-fixing the pin end of the fuse tube and the fuse, there is no need to remove the fuse tube from the To take out the inside of the vertical tube, just turn the end of the rod, and under the action of the bearing seat, the vertical tube and the fuse tube are driven to rotate, and the hook ring end of the fuse tube can be directly connected to the fuse. Release the clamping of the fuse tube and remove the vertical tube to complete the installation. This device can effectively solve the problems of cumbersome operation and easy shaking and falling of the fuse tube during the disassembly and assembly of the fuse tube, increasing construction safety. coefficient, the present invention has the advantages of energy saving, easy manipulation, good clamping effect and high working efficiency.

Description of drawings

Fig. 1 is a front view of an auxiliary fuse dismounting device according to the present invention.

Fig. 2 is a sectional view of a base structure of an auxiliary fuse dismounting device according to the present invention.

Fig. 3 is a cross-sectional view of a chute structure of an auxiliary fuse dismounting device according to the present invention.

FIG. 4 is a schematic diagram of a crossbar structure of an auxiliary fuse dismounting device according to the present invention.

Fig. 5 is a front view of the placement cylinder connection of an auxiliary fuse dismounting device according to the present invention.

Fig. 6 is a cross-sectional view of the structure of the vertical cylinder and the rod end of an auxiliary fuse dismounting device according to the present invention.

Fig. 7 is a vertical side view of an auxiliary fuse dismounting device according to the present invention.

In the figure: 1, support belt 2, operating rod 3, placement cylinder 4, pressure plate 5, strap 6, buckle 7, base 8, ball hinge 9, socket 10, connection block 11, connection rope 12, liner 13, Grip rod 14, rod end 15, plug handle 16, through hole 17, chute 18, control rod 19, buckle ring 20, control line 21, cross bar 22, limit block 23, guide wheel 24, bearing seat 25, Rotating rod 26, rotary plate 27, push rod 28, clip 29, spring seat 30, fixed plate 31, vertical cylinder 32, gap 33, fuse pipe 34, hanging pin 35, shackle.

Detailed ways

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

Example 1

As shown in Figure 1-7, a fuse auxiliary disassembly device, which includes a support belt 1, an operating rod 2 and a placement cylinder 3, the middle part of the support belt 1 is provided with a pressure plate 4, and the left and right sides of the pressure plate 4 Both ends are provided with a strap 5, the end of the strap 5 is provided with a buckle 6, the upper side of the support belt 1 is provided with a base 7, and the inside of the base 7 is provided with a ball hinge 8, and the The ball hinge 8 can rotate freely inside the base 7, a socket 9 is provided on the front side of the ball hinge 8, and an operating rod 2 is provided above the support belt 1, and the operating rod 2 includes a grip rod 13 and a rod end Head 14, the outer side of the handle 13 is provided with anti-slip lines, the lower end of the handle 13 is provided with a plug 15, the plug 15 can be installed inside the socket 9, and the inside of the handle 13 is provided with Through hole 16, the right side of the handle bar 13 is provided with a chute 17, the inside of the chute 17 is provided with a control rod 18, the left end of the control rod 18 is provided with a clasp 19, and the clasp 19 A control line 20 is provided on the outside, and the control line 20 passes through the through hole 16. The upper end of the operating rod 2 is provided with a rod end 14, and the right side of the rod end 14 is provided with a cross bar 21. The inside of the rod end 14 is provided with a guide wheel 23, the left side of the rod end 14 is provided with a bearing seat 24, the inside of the bearing seat 24 is provided with a rotating rod 25, and the left side of the operating rod 2 A placement cylinder 3 is provided, and the placement cylinder 3 includes a rotating plate 26 and a vertical cylinder 31. The rotating plate 26 is fixedly connected to the rotating rod 25, and a spring seat 29 is provided on the left side of the rotating plate 26. The The left end of the spring seat 29 is provided with a push rod 27, the middle part of the push rod 27 is fixedly connected with the control line 20, and the left side of the rotary plate 26 is provided with a vertical tube 31, and the vertical tube 31 is connected to the fixed plate 30 The rotary plate 26 is connected, the outside of the vertical tube 31 is hollowed out, the middle part of the vertical tube 31 is provided with a gap 32, and the inside of the vertical tube 31 is provided with a fuse tube 33, and the fuse tube 33 is up and down. Hanging pins 34 and shackles 35 are respectively arranged at both ends, and the shackles 35 cooperate with the slits 32 .

A method for using the auxiliary fuse dismounting device, which includes the following steps:

Step 1: Take out the device, insert the buckle 6 to see if it can be connected normally, check whether the ball hinge 8 can rotate inside the base 7, and check whether the shaft 31 can be rotated on the inside of the base 7 The internal rotation of the bearing seat 24, whether the control rod 18 moving down can drive the moving of the ejector rod 27;

Step 2: Fix the support belt 1 to the waist through the buckle 6, place the handle 15 inside the base 7, and secure the rod end through the handle 13 Lift the head 14 to the vicinity of the fuse, remove the original fuse tube 33 of the fuse through the cross bar 21, and put the fuse tube 33 into the placement cylinder 3 and move it to the ground ;

Step 3: Place the fuse tube 33 that needs to be replaced inside the vertical cylinder 31, and pre-install the end of the hanger pin 34 on the fuse through the operating rod 2, without placing the The fuse tube 33 is taken out, the vertical tube 31 is rotated by the operating lever 2, and the end of the shackle 35 is installed on the fuse, and the fuse tube 33 is replaced now;

Step 4: After the operation is completed, take out the handle 15 from the inside of the base 7, open the buckle 6, remove the support belt 1 from the waist, recover the tools and equipment, and clean up the site.

When the present invention is in use, the staff first wraps the strap 5 around the waist, and uses the buckle 6 to fix the supporting belt 1. When it is necessary to remove the original fuse tube 33, the operator picks up the operating lever 2, and the bottom of the operating lever 2 Connect the handle 15 to the inside of the socket 9, move the rod end 14 to the position of the fuse tube 33 of the fuse, use the cross bar 21 to remove one end of the fuse tube 33 through the shackle 35, and pull the control rod 18 to move down. The control rod 18 drives the ejector rod 27 to move to the inner wall of the vertical cylinder 31 through the control line 20, put the fuse tube 33 into the interior of the vertical cylinder 31, release the control rod 18, and the spring seat 29 rebounds to drive the ejector rod 27 to the middle of the vertical cylinder 31 Move, the clip 28 clamps and fixes the fuse tube 33, and in the process of installing the new fuse tube 33, in the same way, the fuse tube 33 is first clamped and fixed inside the vertical cylinder 31, and the pin 34 ends Upward, after pre-fixing the fuse tube 33 hanging pin 34 end with the fuse, it is not necessary to take out the fuse tube 33 from the inside of the vertical tube 31, just turn the rod end 14, and under the action of the bearing seat 24, drive the vertical The tube 31 and the fuse tube 33 are rotated, and the fuse tube 33 hook ring 35 end can be directly clamped with the fuse. At this time, the clamping of the fuse tube 33 is released by the control rod 18, and the vertical tube 31 is taken out. The device can effectively solve the problems of cumbersome operation and easy shaking and falling of the fuse tube 33 during the disassembly and assembly process of the fuse tube 33, and increase the construction safety factor. The advantages of good clamping effect and high work efficiency.

Example 2

As shown in Figure 1-7, a fuse auxiliary disassembly device, which includes a support belt 1, an operating rod 2 and a placement cylinder 3, the middle part of the support belt 1 is provided with a pressure plate 4, and the left and right sides of the pressure plate 4 Both ends are provided with a strap 5, the end of the strap 5 is provided with a buckle 6, the upper side of the support belt 1 is provided with a base 7, and the inside of the base 7 is provided with a ball hinge 8, and the The ball hinge 8 can rotate freely inside the base 7, a socket 9 is provided on the front side of the ball hinge 8, and an operating rod 2 is provided above the support belt 1, and the operating rod 2 includes a grip rod 13 and a rod end Head 14, the outer side of the handle 13 is provided with anti-slip lines, the lower end of the handle 13 is provided with a plug 15, the plug 15 can be installed inside the socket 9, and the inside of the handle 13 is provided with Through hole 16, the right side of the handle bar 13 is provided with a chute 17, the inside of the chute 17 is provided with a control rod 18, the left end of the control rod 18 is provided with a clasp 19, and the clasp 19 A control line 20 is provided on the outside, and the control line 20 passes through the through hole 16. The upper end of the operating rod 2 is provided with a rod end 14, and the right side of the rod end 14 is provided with a cross bar 21. The inside of the rod end 14 is provided with a guide wheel 23, the left side of the rod end 14 is provided with a bearing seat 24, the inside of the bearing seat 24 is provided with a rotating rod 25, and the left side of the operating rod 2 A placement cylinder 3 is provided, and the placement cylinder 3 includes a rotating plate 26 and a vertical cylinder 31. The rotating plate 26 is fixedly connected with the rotating rod 25, and a spring seat 29 is provided on the left side of the rotating plate 26. The left end of the spring seat 29 is provided with a push rod 27, the middle part of the push rod 27 is fixedly connected with the control line 20, the left side of the rotating plate 26 is provided with a vertical tube 31, and the vertical tube 31 is connected to the fixed plate 30 The rotary plate 26 is connected, the outside of the vertical tube 31 is hollowed out, the middle part of the vertical tube 31 is provided with a gap 32, and the inside of the vertical tube 31 is provided with a fuse tube 33, and the fuse tube 33 is up and down. Hanging pins 34 and shackles 35 are respectively arranged at both ends, and the shackles 35 cooperate with the slits 32 .

For a better effect, a liner 12 is provided inside the pressing plate 4, and the material of the liner 12 is sponge, and the liner 12 can protect the waist of the worker.

For a better effect, the shape of the pressing plate 4 is arc-shaped, which can be more fitted to the shape of the waist of the staff.

For better effect, the material of the strap 5 is nylon, the length of the strap 5 can be adjusted freely, and the material of the strap 5 is strong and durable.

For a better effect, connecting blocks 10 are arranged on the outside of the base 7 and the outside of the handle 15, and connecting ropes 11 are arranged between the connecting blocks 10, and the connecting ropes 11 can be stretched. 11 Prevent the operating rod 2 from being difficult to find when placed separately from the support belt 1 .

For better effect, the control line 20 can pass through the bearing housing 24 , the rotary plate 26 and the fixed plate 30 respectively.

For a better effect, a limit block 22 is provided at the end of the cross bar 21 , and the shape of the limit block 22 is hemispherical, which facilitates the connection between the cross bar 21 and the shackle 35 .

For a better effect, clips 28 are provided at both upper and lower ends of the ejector rod 27, and the shape of the clips 28 is arc-shaped.

A method for using the auxiliary fuse dismounting device, which includes the following steps:

Step 1: Take out the device, insert the buckle 6 to see if it can be connected normally, check whether the ball hinge 8 can rotate inside the base 7, and check whether the shaft 31 can be rotated on the inside of the base 7 The internal rotation of the bearing seat 24, whether the control rod 18 moving down can drive the moving of the ejector rod 27;

Step 2: Fix the support belt 1 to the waist through the buckle 6, place the handle 15 inside the base 7, and secure the rod end through the handle 13 Lift the head 14 to the vicinity of the fuse, remove the original fuse tube 33 of the fuse through the cross bar 21, and put the fuse tube 33 into the placement cylinder 3 and move it to the ground ;

Step 3: Place the fuse tube 33 that needs to be replaced inside the vertical cylinder 31, and pre-install the end of the hanger pin 34 on the fuse through the operating rod 2, without placing the The fuse tube 33 is taken out, the vertical tube 31 is rotated by the operating lever 2, and the end of the shackle 35 is installed on the fuse, and the fuse tube 33 is replaced now;

Step 4: After the operation is completed, take out the handle 15 from the inside of the base 7, open the buckle 6, remove the support belt 1 from the waist, recover the tools and equipment, and clean up the site.

When the present invention is in use, the staff first wraps the strap 5 around the waist, and uses buckles 6 to fix the supporting belt 1, and the length of the strap 5 can be adjusted to suit the waist size of different workers. When 33 is disassembled, pick up the operating rod 2, install the handle 15 at the bottom of the operating rod 2 inside the socket 9, and provide support for the operating rod 2 through the base 7, so that the height of the operating rod 2 can be raised, and the end 14 of the rod can be moved To the position of the fuse tube 33 of the fuse, use the cross bar 21 to remove one end of the fuse tube 33 through the hook ring 35, pull the control rod 18 to move down, and the control rod 18 drives the ejector rod 27 to the inner wall of the vertical cylinder 31 through the control line 20 Move, put the fuse tube 33 into the vertical cylinder 31, the hook ring 35 can move along the gap 32, the gap 32 has a limiting effect on the fuse tube 33, release the control lever 18, the spring seat 29 rebounds to drive the ejector rod 27 moves to the middle of the vertical cylinder 31, and the clip 28 clamps and fixes the fuse tube 33. During the installation process of the new fuse tube 33, similarly, the fuse tube 33 is clamped and fixed on the vertical tube 31 first. Inside, the end of the hanging pin 34 faces upwards. After the fuse tube 33 and the end of the hanging pin 34 are pre-fixed with the fuse, there is no need to take out the fuse tube 33 from the inside of the vertical tube 31, just turn the rod end 14, and place it on the bearing seat. Under the action of 24, the vertical cylinder 31 and the fuse tube 33 are driven to rotate, and the hook ring 35 end of the fuse tube 33 can be directly clamped with the fuse, and at this time, the clamping of the fuse tube 33 is released by the control rod 18 , and the installation can be completed by removing the vertical cylinder 31. According to the past experience of the staff, the most labor is consumed during the process of lifting and lowering the operating rod 2. Therefore, when the device is lifting and releasing the operating rod 2, it can pass through the pressure plate 4 and the socket. 9 provides support for the operating rod 2, which effectively reduces physical loss. The socket 9 can be adjusted in angle by using the ball hinge 8. According to specific needs, the plug handle 15 can be taken out from the inside of the socket 9. It is flexible to use. This device can effectively solve the problem of fuse blowout. During disassembly and assembly of the wire tube 33, the operation is cumbersome and the fuse tube 33 is easy to shake and fall, which increases the construction safety factor. The present invention has the advantages of energy saving, easy manipulation, good clamping effect and high work efficiency.

Claims (9)

1. A fuse auxiliary disassembly device, which includes a support belt, an operating rod and a placement cylinder, characterized in that: the middle part of the support belt is provided with a pressure plate, and the left and right ends of the pressure plate are provided with straps, so Buckles are provided at the ends of the straps, a base is provided on the upper side of the support belt, and a ball joint is provided inside the base, and the ball joint can rotate freely inside the base. There is a socket on the side, and an operating rod is arranged above the support belt, and the operating rod includes a grip rod and a rod end. The outer side of the grip rod is provided with anti-skid lines, and the lower end of the grip rod is provided with a handle , the handle can be installed inside the socket, the inside of the handle is provided with a through hole, the right side of the handle is provided with a chute, the inside of the chute is provided with a control rod, the control A clasp is provided at the left end of the rod, and a control line is provided on the outside of the clasp, and the control line passes inside the through hole. The upper end of the operating rod is provided with a rod end, and the right side of the rod end is A cross bar is provided, a guide wheel is provided inside the end of the rod, a bearing seat is provided on the left side of the end of the rod, a rotating rod is provided inside the bearing seat, and a The placement cylinder, the placement cylinder includes a rotating plate and a vertical cylinder, the rotating plate is fixedly connected with the rotating rod, the left side of the rotating plate is provided with a spring seat, and the left end of the spring seat is provided with a push rod, so The middle part of the ejector rod is fixedly connected with the control line, and a vertical tube is arranged on the left side of the rotary plate, and the vertical tube is connected with the rotary plate through a fixed plate, and the outer side of the vertical tube is hollowed out, and the vertical tube is There is a crack in the middle of the tube, a fuse tube is set inside the vertical tube, and hanging pins and shackles are respectively set at the upper and lower ends of the fuse tube, and the shackle and the crack cooperate with each other. 2 . The auxiliary fuse dismounting device according to claim 1 , wherein a gasket is arranged inside the pressure plate, and the gasket is made of sponge. 3 . 3. An auxiliary fuse dismounting device according to claim 2, characterized in that: said pressure plate is arc-shaped. 4. An auxiliary fuse dismounting device according to claim 1, characterized in that: the material of the strap is nylon, and the length of the strap can be adjusted freely. 5. A fuse auxiliary dismounting device according to claim 1, characterized in that: connecting blocks are provided on the outside of the base and the outside of the handle, and connecting ropes are arranged between the connecting blocks, so that The connecting rope described above can be stretched. 6. An auxiliary fuse dismounting device according to claim 1, characterized in that: said control wires can respectively pass through the inside of the bearing seat, the rotating plate and the fixing plate. 7. An auxiliary fuse dismounting device according to claim 1, characterized in that: the end of the cross bar is provided with a limit block, and the shape of the limit block is hemispherical. 8 . The fuse auxiliary dismounting device according to claim 1 , wherein clips are provided at both upper and lower ends of the ejector rod, and the shape of the clips is arc-shaped. 9 . 9. A method for using an auxiliary fuse dismounting device according to claim 1, characterized in that it includes the following steps: Step 1: Take out the device, insert the buckle to see if it can be connected normally, check whether the ball joint can rotate inside the base, and check whether the vertical cylinder can be rotated on the bearing The seat rotates inside, and whether the control rod moving down can drive the ejector rod to move; Step 2: Fix the support belt on the waist through the buckle, place the handle inside the base, and lift the end of the rod to the fuse through the handle Nearby, remove the original fuse tube of the fuse through the cross bar, and put the fuse tube into the placement cylinder and move it to the ground; Step 3: Place the fuse tube that needs to be replaced inside the vertical cylinder, and pre-install the end of the hanger pin on the fuse through the operating rod, without putting the fuse tube Take it out, rotate the vertical cylinder through the operating rod, install the end of the hook and loop on the fuse, and at this time, the replacement of the fuse tube is completed; Step 4: After the operation is completed, take out the handle from the inside of the base, open the buckle, remove the support belt from the waist, recover the tools and equipment, and clean up the site.