CN215543395U - Defrosting device suitable for circular pipeline - Google Patents
Defrosting device suitable for circular pipeline Download PDFInfo
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- CN215543395U CN215543395U CN202121534224.2U CN202121534224U CN215543395U CN 215543395 U CN215543395 U CN 215543395U CN 202121534224 U CN202121534224 U CN 202121534224U CN 215543395 U CN215543395 U CN 215543395U
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Abstract
A defrosting device suitable for a circular pipeline comprises a base, a displacement part, a control handle, a PLC and a blowing part; the base is arranged right below the pipeline, and the central line of the base is parallel to the axial line of the pipeline; the displacement part is arranged on the upper end surface of the base; the purging part is arranged on the upper end surface of the displacement part; the control handle is held by a worker; the displacement part comprises a motor, a lead screw nut and a connecting block; the shell of the motor is arranged on the upper end surface of the base; one end of the screw rod is connected with an output shaft of the motor, and the other end of the screw rod is connected with the bearing seat; the lower extreme of connecting block is provided with screw nut, and screw nut is worn to establish by the lead screw. The utility model improves the pipeline frost removing efficiency and reduces the labor intensity of workers.
Description
Technical Field
The utility model relates to a defrosting device, in particular to a device capable of removing frost on the outer wall of a circular pipeline, and belongs to the technical field of pipeline defrosting equipment.
Background
In steel production enterprises, some production procedures require low-temperature fluid to participate in reaction, and at the moment, the low-temperature fluid needs to be transported by a pipeline and transported to a reaction site; in the process of transporting the cryogenic fluid by the pipeline, due to the problems of sealing and temperature difference, the outer wall of the transporting pipeline is frosted, the frosting can not only increase the whole load of the pipeline, but also accelerate the aging of the sealing, so that the frosted pipeline needs to be periodically defrosted, and the pipeline is prevented from being collapsed by the overweight frost; at present, for defrosting operation of a frosted pipeline, the frosted pipeline is generally defrosted by holding a shovel by a worker, and the defrosting operation mode is not only low in efficiency, but also cannot completely clean the frost; there is a need for a defrosting apparatus that efficiently and deeply clears the frost from the pipeline to ensure safe operation of the pipeline transporting the cryogenic fluid.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a defrosting device suitable for a circular pipeline, which can reduce the labor intensity of workers and improve the defrosting efficiency.
The problems of the utility model are solved by the following technical scheme:
a defrosting device suitable for a circular pipeline comprises a base, a displacement part, a control handle, a PLC and a blowing part; the base is arranged right below the pipeline, and the central line of the base is parallel to the axial line of the pipeline; the displacement part is arranged on the upper end surface of the base; the purging part is arranged on the upper end surface of the displacement part; the control handle is held by a worker; the displacement part comprises a motor, a lead screw nut and a connecting block; the shell of the motor is arranged on the upper end surface of the base; one end of the screw rod is connected with an output shaft of the motor, and the other end of the screw rod is connected with the bearing seat; the lower end of the connecting block is provided with a screw nut, and the screw penetrates through the screw nut; the lower end face of the connecting block is attached to the upper end face of the base; sliding grooves are formed in the two sides of the base along the direction of the center line of the base, sliding blocks are arranged at the lower ends of the connecting blocks, and the sliding blocks are inserted into the sliding grooves of the base to slide; the signal output end of the control handle is connected with the signal input end of the PLC; and the signal control end of the motor is connected with the signal output end of the PLC.
In the defrosting device suitable for the circular pipeline, the purging part comprises two purging mechanisms with completely consistent structures; the two blowing mechanisms are symmetrically arranged on two sides of the connecting block; the connecting line of the central points of the two blowing mechanisms is vertical to the axis of the pipeline; the purging mechanism comprises a propelling piece and a purging piece; the propelling part is arranged on the connecting block, and the purging part is arranged on the propelling part.
The defrosting device suitable for the circular pipeline is characterized in that the pushing piece comprises a cylinder and a pushing block; the air cylinder is arranged on one side of the upper end face of the connecting block, and the axial lead of a piston rod of the air cylinder is parallel to the central line of the connecting block; the upper end of the connecting block is provided with a concave mortise groove along the central line of the connecting block, the lower end of the pushing block is provided with a convex tenon block, and the convex tenon block is clamped in the concave mortise groove and slides; a piston rod of the cylinder is connected with the push block; and the signal control end of the air cylinder is connected with the signal output end of the PLC.
According to the defrosting device suitable for the circular pipeline, the sweeping part comprises an air inlet pipe, an air source pipe, an air inlet, an arc-shaped plate, a brush, an air nozzle and a distance sensor; the air inlet pipe is arranged on the upper end face of the push block; the lower end of the air inlet pipe is provided with an air inlet, an air source pipe is connected with the air inlet pipe through the air inlet, and the air source pipe is provided with an electromagnetic valve; the outer arc surface of the arc plate is connected with the air outlet of the air inlet pipe; the inner part of the arc-shaped plate is of a cavity structure, and gas in the gas inlet pipe flows into the cavity in the arc-shaped plate; a plurality of air nozzles and a hairbrush are uniformly arranged on the inner arc surface of the arc-shaped plate, and the length of the hairbrush is greater than that of the air nozzles; an air inlet of the air nozzle is communicated to the inner cavity of the arc-shaped plate; the arc-shaped profile of the arc-shaped plate is matched with the arc-shaped profile of the outer wall of the pipeline; the opening direction of the cambered surface of the cambered plate points to the pipeline; the distance sensor is arranged on the side plane of the arc-shaped plate, and the central line of the distance sensor is crossed with the axial lead of the pipeline; the signal output end of the distance sensor is connected with the signal input end of the PLC; and the signal control end of the electromagnetic valve is connected with the signal output end of the PLC.
According to the utility model, through the matching of the displacement part and the blowing part, the frost on the whole pipeline is effectively removed, the labor intensity of workers is reduced, the pipeline frost removing efficiency is improved, and the problem of low efficiency of manually removing the frost in the past is avoided.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic diagram of a partially enlarged structure of the present invention a.
The list of labels in the figure is: 1. the automatic hair dryer comprises a base, a motor, a lead screw nut, a connecting block, a cylinder, a push block, an air inlet pipe, an air inlet, an arc-shaped plate, a hair brush, an air nozzle and a distance sensor, wherein the motor is 2, the lead screw is 3, the lead screw nut is 4, the connecting block is 5, the air cylinder is 6, the push block is 7, the air inlet pipe is 8, the air inlet pipe is 9, the arc-shaped plate is 10, the hair brush is 11, the air nozzle is 12, and the distance sensor is 13.
Detailed Description
Referring to fig. 1 and 2, the present invention includes a base 1, a displacement part, a control handle, a PLC, and a purge part; the displacement part is used for driving the blowing part to move on the pipeline so as to clear the frost on the whole pipeline; the base 1 is arranged right below the pipeline, and the central line of the base 1 is parallel to the axial line of the pipeline; the displacement part is arranged on the upper end surface of the base 1; the purging part is arranged on the upper end surface of the displacement part; the control handle is held by a worker; the operator controls the action of the displacement part and the blowing part through the control handle.
The displacement part comprises a motor 2, a lead screw 3, a lead screw nut 4 and a connecting block 5; the shell of the motor 2 is arranged on the upper end surface of the base 1; one end of the screw rod 3 is connected with an output shaft of the motor 2, and the other end of the screw rod 3 is connected with the bearing seat; the lower end of the connecting block 5 is provided with a screw nut 4, and the screw 3 penetrates through the screw nut 4; the motor 2 drives the screw rod 3 to rotate, so as to drive the screw rod nut 4 to move along the axial lead direction of the screw rod 3, and further drive the connecting block 5 to slide on the base 1 along the axial lead of the screw rod 3; the lower end face of the connecting block 5 is attached to the upper end face of the base 1; sliding grooves are formed in the two sides of the base 1 along the central line direction of the base 1, sliding blocks are arranged at the lower ends of the connecting blocks 5, and the sliding blocks are inserted into the sliding grooves of the base 1 to slide; the sliding block is connected with the sliding groove in an inserting and sliding manner, so that the connecting block 5 can move more stably; the signal output end of the control handle is connected with the signal input end of the PLC; and the signal control end of the motor 2 is connected with the signal output end of the PLC.
The purging part comprises two purging mechanisms with completely consistent structures; the two blowing mechanisms are symmetrically arranged on two sides of the connecting block 5; the two blowing mechanisms which are symmetrically arranged are close to each other and clamp the pipeline, so that the frost on the pipeline is removed in an all-around manner; the connecting line of the central points of the two blowing mechanisms is vertical to the axis of the pipeline; the purging mechanism comprises a propelling piece and a purging piece; the propelling part is arranged on the connecting block 5, and the purging part is arranged on the propelling part.
The propelling part comprises a cylinder 6 and a pushing block 7; the cylinder 6 is arranged on one side of the upper end face of the connecting block 5, and the axial lead of a piston rod of the cylinder 6 is parallel to the central line of the connecting block 5; the air cylinder 6 pushes the push block 7 to slide on the upper end face of the connecting block 5; the upper end of the connecting block 5 is provided with a concave mortise groove along the central line of the connecting block 5, the lower end of the pushing block 7 is provided with a tenon block, and the tenon block is clamped in the concave mortise groove and slides; the tenon-and-mortise connection structure between the connecting block 5 and the pushing block 7 ensures that the sliding process of the pushing block 7 is more reliable and stable; a piston rod of the cylinder 6 is connected with the push block 7; and the signal control end of the air cylinder 6 is connected with the signal output end of the PLC.
The blowing part comprises an air inlet pipe 8, an air source pipe, an air inlet 9, an arc-shaped plate 10, a brush 11, an air nozzle 12 and a distance sensor 13; the air inlet pipe 8 is arranged on the upper end face of the push block 7; the lower end of the air inlet pipe 8 is provided with an air inlet 9, an air source pipe is connected with the air inlet pipe 8 through the air inlet 9, and an electromagnetic valve is arranged on the air source pipe; the high-pressure gas in the gas inlet pipe 8 is provided by a gas source pipe, an electromagnetic valve is arranged on the gas source pipe, and the on-off of the gas in the gas inlet pipe 8 is controlled by controlling the on-off of the electromagnetic valve; the outer arc surface of the arc-shaped plate 10 is connected with the air outlet of the air inlet pipe 8; the inner part of the arc-shaped plate 10 is of a cavity structure, and the gas in the gas inlet pipe 8 flows into the cavity in the arc-shaped plate 10; an air inlet 9 of the air nozzle 12 is communicated to the inner cavity of the arc-shaped plate 10; the gas in the pipe 8 enters the gas spray head 12 from the arc-shaped plate 10 recently, and the gas spray head 12 sprays high-pressure gas to the surface of the pipeline, so that the frost on the surface of the pipeline is removed; a plurality of air nozzles 12 and brushes 11 are uniformly arranged on the inner arc surface of the arc-shaped plate 10, and the length of each brush 11 is greater than that of each air nozzle 12; the brush 11 is used for sweeping the frost on the outer surface of the pipeline, and the gas sprayed by the gas spray head 12 is matched with the brush 11 to deeply clean the frost; the arc-shaped profile of the arc-shaped plate 10 is matched with the arc-shaped profile of the outer wall of the pipeline; the opening direction of the arc surface of the arc plate 10 points to the pipeline; the arc-shaped plates 10 on the two sides are close to each other and surround the pipeline, so that the pipeline is cleaned from frost in all directions; the distance sensor 13 is arranged on the side plane of the arc-shaped plate 10, and the central line of the distance sensor 13 is crossed with the axial lead of the pipeline; the distance sensor 13 can detect the distance from the inner arc surface of the arc-shaped plate 10 to the pipeline, so that the air nozzle 12 cannot collide with the pipeline while the brush 11 contacts the outer wall of the pipeline; the signal output end of the distance sensor 13 is connected with the signal input end of the PLC; and the signal control end of the electromagnetic valve is connected with the signal output end of the PLC.
The actual use process is as follows: after the staff discovers that the pipeline frosts, through brake valve lever to PLC signals, the cylinder 6 action of PLC control both sides, the arc 10 that makes both sides is close to the pipeline, until distance sensor 13 senses the interval between arc 10 and the pipeline in the assigned distance, then stop cylinder 6 actions, then PLC control solenoid valve action, intake pipe 8 provides the air supply for gas shower nozzle 12, gas shower nozzle 12 begins to spray high-pressure gas to the pipeline, then PLC control motor 2 action, make the arc 10 of both sides can remove along the axial lead direction of pipeline, thereby clear up the frost on the pipeline full line.
Claims (4)
1. The utility model provides a defroster suitable for circular pipeline which characterized in that: comprises a base (1), a displacement part, a control handle, a PLC and a blowing part; the base (1) is arranged right below the pipeline, and the central line of the base (1) is parallel to the axial line of the pipeline; the displacement part is arranged on the upper end surface of the base (1); the purging part is arranged on the upper end surface of the displacement part; the control handle is held by a worker; the displacement part comprises a motor (2), a lead screw (3), a lead screw nut (4) and a connecting block (5); the shell of the motor (2) is arranged on the upper end surface of the base (1); one end of the lead screw (3) is connected with an output shaft of the motor (2), and the other end of the lead screw (3) is connected with the bearing seat; the lower end of the connecting block (5) is provided with a screw nut (4), and the screw (3) penetrates through the screw nut (4); the lower end face of the connecting block (5) is attached to the upper end face of the base (1); sliding grooves are formed in the two sides of the base (1) along the central line direction of the base (1), sliding blocks are arranged at the lower ends of the connecting blocks (5), and the sliding blocks are inserted into the sliding grooves of the base (1) to slide; the signal output end of the control handle is connected with the signal input end of the PLC; and the signal control end of the motor (2) is connected with the signal output end of the PLC.
2. The defrosting apparatus for a circular pipe of claim 1, wherein: the purging part comprises two purging mechanisms with completely consistent structures; the two blowing mechanisms are symmetrically arranged on two sides of the connecting block (5); the connecting line of the central points of the two blowing mechanisms is vertical to the axis of the pipeline; the purging mechanism comprises a propelling piece and a purging piece; the propelling part is arranged on the connecting block (5), and the purging part is arranged on the propelling part.
3. The defrosting apparatus for a circular pipe of claim 2, wherein: the propelling part comprises a cylinder (6) and a push block (7); the air cylinder (6) is arranged on one side of the upper end face of the connecting block (5), and the axial lead of a piston rod of the air cylinder (6) is parallel to the central line of the connecting block (5); the upper end of the connecting block (5) is provided with a concave mortise groove along the central line of the connecting block (5), the lower end of the pushing block (7) is provided with a tenon block, and the tenon block is clamped in the concave mortise groove and slides; a piston rod of the air cylinder (6) is connected with the push block (7); and the signal control end of the air cylinder (6) is connected with the signal output end of the PLC.
4. The defrosting apparatus for a circular pipe of claim 3, wherein: the blowing part comprises an air inlet pipe (8), an air source pipe, an air inlet (9), an arc-shaped plate (10), a brush (11), an air nozzle (12) and a distance sensor (13); the air inlet pipe (8) is arranged on the upper end face of the push block (7); the lower end of the air inlet pipe (8) is provided with an air inlet (9), an air source pipe is connected with the air inlet pipe (8) through the air inlet (9), and an electromagnetic valve is arranged on the air source pipe; the outer arc surface of the arc-shaped plate (10) is connected with an air outlet of the air inlet pipe (8); the inner part of the arc-shaped plate (10) is of a cavity structure, and the gas in the gas inlet pipe (8) flows into the cavity in the arc-shaped plate (10); a plurality of air nozzles (12) and brushes (11) are uniformly arranged on the inner arc surface of the arc-shaped plate (10), and the length of each brush (11) is greater than that of each air nozzle (12); an air inlet (9) of the air nozzle (12) is communicated to the inner cavity of the arc-shaped plate (10); the arc-shaped profile of the arc-shaped plate (10) is matched with the arc-shaped profile of the outer wall of the pipeline; the opening direction of the cambered surface of the cambered plate (10) points to the pipeline; the distance sensor (13) is arranged on the side plane of the arc-shaped plate (10), and the central line of the distance sensor (13) is crossed with the axial lead of the pipeline; the signal output end of the distance sensor (13) is connected with the signal input end of the PLC; and the signal control end of the electromagnetic valve is connected with the signal output end of the PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121534224.2U CN215543395U (en) | 2021-07-07 | 2021-07-07 | Defrosting device suitable for circular pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121534224.2U CN215543395U (en) | 2021-07-07 | 2021-07-07 | Defrosting device suitable for circular pipeline |
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| Publication Number | Publication Date |
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| CN215543395U true CN215543395U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121534224.2U Active CN215543395U (en) | 2021-07-07 | 2021-07-07 | Defrosting device suitable for circular pipeline |
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| CN (1) | CN215543395U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114653689A (en) * | 2022-03-24 | 2022-06-24 | 魏想彬 | Self-adaptive multi-frequency ice-chiseling blowing type low-temperature pipeline defrosting device |
-
2021
- 2021-07-07 CN CN202121534224.2U patent/CN215543395U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114653689A (en) * | 2022-03-24 | 2022-06-24 | 魏想彬 | Self-adaptive multi-frequency ice-chiseling blowing type low-temperature pipeline defrosting device |
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