CN216296681U

CN216296681U - Electric tar precipitator with double insurance function

Info

Publication number: CN216296681U
Application number: CN202122069234.XU
Authority: CN
Inventors: 李凯旋; 韩军英; 刘子强
Original assignee: Hebei Huafeng Energy Technology Development Co Ltd
Current assignee: Hebei Huafeng Energy Technology Development Co Ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-04-15
Anticipated expiration: 2031-08-31

Abstract

The electrical tar precipitator with the double-fuse function comprises an electrical precipitation barrel, a first corona wire fixing frame, a second corona wire fixing frame, a corona wire, a fuse corona wire and a corona wire tensioning assembly, wherein the first corona wire fixing frame, the second corona wire fixing frame and the corona wire, the fuse corona wire and the corona wire tensioning assembly are arranged in the electrical precipitation barrel; the corona wire tensioning assembly can act on the corona wire to tension the corona wire and the fuse corona wire. According to the electrical tar precipitator, due to the reasonable structural arrangement of the fuse corona wire and the corona wire tensioning assembly, the corona wire in the electrical tar precipitator can be tensioned for the second time, so that the effect of preventing the corona wire from being broken is achieved, the service cycle of the electrical tar precipitator is prolonged, the maintenance time is fixed, abnormal shutdown can be effectively avoided, and the use requirements of enterprises are met.

Description

Electric tar precipitator with double insurance function

Technical Field

The utility model belongs to the technical field related to separation of tar droplets and coal gas, and particularly relates to an electric tar precipitator with a double-insurance function.

Background

The electric tar precipitator is coke oven gas primary cooling equipment for separating tar fog drops and gas by using the action of a high-voltage direct-current electric field, can be arranged in front of or behind a coke oven gas blower, has the characteristics of high tar precipitation efficiency, small resistance loss, large gas handling capacity and the like compared with a mechanical tar precipitator, can ensure the requirements of subsequent processes on gas quality, improve the product recovery rate and obviously improve the operating environment, and adopts three structural forms, namely a concentric circle type, a tubular type and a honeycomb type, and the like, and the working principle of the electric tar precipitator is that high-voltage direct-current electricity is applied between a metal lead and a metal pipe wall (or a polar plate) to maintain an electric field which is enough for gas to generate ionization so as to form a corona region between a cathode and an anode.

The corona wire inside the electrical tar precipitator is often deviated or loosened in the use process, the corona wire is easy to discharge and contact with the inner wall of the precipitation tube, a circuit is short-circuited, and equipment cannot normally operate.

At present, the existing electrical tar precipitator usually adopts a mode of shutdown replacement when the corona wire is broken, however, in the actual operation, replacing one corona wire requires two days of time for preparation, and the internal air of the electrical tar precipitator needs to be replaced to plug a gas inlet and outlet blind plate, so that unnecessary loss is brought to manpower and production time.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide an electrical tar precipitator with a double safety function in order to solve the technical problems in the prior art.

An electrical tar precipitator with double safety function comprises an electrical precipitation barrel, a first corona wire fixing frame, a second corona wire fixing frame and a corona wire, wherein the first corona wire fixing frame, the second corona wire fixing frame and the corona wire are arranged in the electrical precipitation barrel; two ends of the corona wire are mounted on the first corona wire fixing frame and the second corona wire fixing frame, wherein a part of the corona wire extending out of the second corona wire fixing frame downwards is connected with a counterweight so as to tension the corona wire;

the electrical tar precipitator also comprises a fuse corona wire and a corona wire tensioning assembly, the fuse corona wire is mounted on the corona wire and the second corona wire fixing frame, and the corona wire can be connected with the second corona wire fixing frame through the fuse corona wire; the corona wire tensioning component can act on the corona wire to tension the corona wire and the fuse corona wire.

In one embodiment, the length of the fused corona wire is greater than the length of the portion of the corona wire corresponding to the fused corona wire.

In one embodiment, the fuse corona wire is fixedly connected with the corona wire through a connecting joint.

In one embodiment, the corona wire tensioning component is installed on the first corona wire fixing frame, and when the corona wire passes through the fuse corona wire is fixed on the second corona wire fixing frame, the corona wire tensioning component can act on the corona wire, so as to tension the corona wire and the fuse corona wire.

In one embodiment, the corona wire is connected with first subsection and second subsection in the one end of keeping away from the second corona wire mount, the length of second subsection is greater than the length of first subsection, wherein first subsection install in on the first corona wire mount, the second subsection install in on the taut subassembly of corona wire.

In one of them embodiment, the taut subassembly of corona wire includes the pull rod, the second subdivision install in the one end of pull rod, the spring has been cup jointed with the mode of precompression to the pull rod, just the spring can push up the pull rod is towards keeping away from the direction motion of first corona wire mount, in order with second subdivision, corona wire reach the fuse corona wire is taut.

In one embodiment, the corona wire tensioning assembly further comprises a mounting frame fixedly connected to the first corona wire fixing frame, the upper pull rod is slidably mounted on the mounting frame, and one end of the spring is abutted to the mounting frame.

In one of them embodiment, the taut subassembly of corona wire still includes adjusting bolt, adjusting bolt part stretch into to in the last pull rod, just adjusting bolt stretch into to go up the interior part of pull rod with go up pull rod threaded connection, the other end of spring support by in adjusting bolt's bolt head is overhead.

In one embodiment, the number of the corona wires is multiple, and the electrical tar precipitator is provided with one of the fuse corona wires and one of the corona wire tensioning assemblies on each of the corona wires respectively.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

according to the electrical tar precipitator, due to the reasonable structural arrangement of the fuse corona wire and the corona wire tensioning assembly, the corona wire in the electrical tar precipitator can be tensioned for the second time, so that the effect of preventing the corona wire from being broken is achieved, the service cycle of the electrical tar precipitator is prolonged, the maintenance time is fixed, abnormal shutdown can be effectively avoided, and the use requirements of enterprises are met.

Drawings

Fig. 1 is a schematic structural diagram of an electrical tar precipitator with a double safety function according to an embodiment of the present application.

Fig. 2 is a schematic view of the corona wire installed on the first corona wire fixing frame and the second corona wire fixing frame.

Fig. 3 is a schematic structural diagram of another working state of fig. 2.

10, an electric catching cylinder body; 20. a first corona wire fixing frame; 30. a second corona wire fixing frame; 40. Corona wire; 41. a first section; 42. a second subsection; 50. a counterweight; 60. a fuse corona wire; 61. Connecting a joint; 70. a corona wire tensioning assembly; 71. an upper pull rod; 711. a fixing ring; 72. a spring; 73. A mounting frame; 74. and adjusting the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Referring to fig. 1 to 3, an electrical tar precipitator with a dual fail-safe function according to an embodiment of the present invention includes an electrical precipitator body 10, a first corona wire fixing frame 20, a second corona wire fixing frame 30 and a corona wire 40 disposed in the electrical precipitator body 10.

The corona wire 40 of the present embodiment has two ends mounted on the first corona wire fixing frame 20 and the second corona wire fixing frame 30, wherein a portion of the corona wire 40 extending downward out of the second corona wire fixing frame 30 is connected with a weight 50 to tension the corona wire 40, so as to meet the use requirement of the electrical tar precipitator.

In this embodiment, the electrical tar precipitator of this embodiment further includes a corona fuse 60 and a corona fuse tensioning assembly 70, the corona fuse 60 is mounted on the corona fuse 40 and the second corona fuse holder 30, and the corona fuse 40 can be connected to the second corona fuse holder 30 through the corona fuse 60; the corona wire tensioning assembly 70 is capable of acting on the corona wire 40 to tension the corona wire 40 and the corona fuse 60.

It can be understood that the electrical tar precipitator of the present embodiment is configured by the structure of the corona wire 60 and the corona wire tensioning assembly 70, so that when the corona wire 40 falls off from the second corona wire fixing frame 30, the corona wire 40 can also be connected with the second corona wire fixing frame 30 through the corona wire 60, and then the corona wire 40 and the corona wire 60 are tensioned by the corona wire tensioning assembly 70, so as to meet the use requirement of the electrical tar precipitator. Namely, the corona wire 40 in the electrical tar precipitator can be tensioned for the second time, so that the effect of preventing the corona wire 40 from being broken is achieved, the service cycle of the electrical tar precipitator is prolonged, the maintenance time is fixed, abnormal shutdown can be effectively avoided, and the use requirements of enterprises are met.

The length of the corona fuse 60 of the present embodiment is greater than the length of the portion of the corona fuse 40 corresponding to the corona fuse 60. So that the fuse 60 is in a relaxed state when the corona wire 40 is normally attached to the second corona wire fixing frame 30, so that the fuse 60 does not participate in the work when the corona wire is not broken.

Specifically, the corona fuse 60 of the present embodiment is fixedly connected to the corona fuse 40 through the connecting joint 61, so that the corona fuse 60 and the corona fuse 40 are fixedly connected to each other. It should be noted that the above-mentioned connecting joint 61 may be a conventional connecting piece, and will not be described herein.

In the present embodiment, the corona wire tensioning assembly 70 of the present embodiment is mounted on the first corona wire fixing frame 20, and when the corona wire 40 is fixed on the second corona wire fixing frame 30 by the fuse corona wire 60, the corona wire tensioning assembly 70 can act on the corona wire 40 to tension the corona wire 40 and the fuse corona wire 60. This achieves the mounting of the corona wire tensioning arrangement 70 in the electrical tar precipitator.

The corona wire 40 of the present embodiment is connected to a first subsection 41 and a second subsection 42 at an end away from the second corona wire fixing frame 30, the length of the second subsection 42 is greater than that of the first subsection 41, wherein the first subsection 41 is installed on the first corona wire fixing frame 20, and the second subsection 42 is installed on the corona wire tensioning assembly 70. It should be noted that, when the corona wire 40 is not detached from the second corona wire fixing frame 30, the corona wire 40 is tensioned to the first corona wire fixing frame 20 by the first portion 41, and meanwhile, the corona wire 40 is tensioned to the corona wire tensioning assembly 70 by the second portion 42.

Specifically, the corona wire tensioning assembly 70 of the present embodiment includes an upper rod 71, the second section 42 is mounted at one end of the upper rod 71, and can be mounted on the upper rod 71 through a fixing ring 711, the upper rod 71 is sleeved with a spring 72 in a pre-compression manner, and the spring 72 can push the upper rod 71 to move away from the first corona wire fixing frame 20, so as to tension the second section 42, the corona wire 40, and the corona wire 60. That is, the corona wire tensioning assembly 70 of the present embodiment specifically utilizes the elastic deformation of the spring 72 to tension the second section 42, the corona wire 40 and the corona fuse 60.

The corona wire tensioning assembly 70 of this embodiment further includes a mounting bracket 73 fixedly connected to the first corona wire fixing bracket 20, the upper pull rod 71 is slidably mounted on the mounting bracket 73, and one end of the spring 72 abuts against the mounting bracket 73, so as to realize the assembly connection of the corona wire tensioning assembly 70 on the first corona wire fixing bracket 20 and the elastic abutment of the spring 72.

Secondly, the corona wire tensioning assembly 70 of this embodiment further includes an adjusting bolt 74, a portion of the adjusting bolt 74 extends into the upper pull rod 71, and a portion of the adjusting bolt 74 extending into the upper pull rod 71 is in threaded connection with the upper pull rod 71, and the other end of the spring 72 abuts against a bolt head of the adjusting bolt 74, so as to realize abutting support of the other end of the spring 72.

It can be understood that the abutting of the adjusting bolt 74 screwed on the upper pull rod 71 to the other end of the spring 72 enables the assembling position between the adjusting bolt 74 and the upper pull rod 71 to be adjustable, so as to realize the acting force of elastically pushing the upper pull rod 71 when the spring 72 is assembled on the upper pull rod 71, thereby ensuring that the corona wire tensioning assembly 70 can tension the fuse 60, the corona wire 40 and the second sub-part 42 when in operation.

In addition, it should be noted that the number of the corona wires 40 of the embodiment is plural, and the electrical tar precipitator is provided with one fuse corona wire 60 and one corona wire tensioning assembly 70 on each corona wire 40, so that each corona wire 40 on the electrical tar precipitator can perform the function of secondary tensioning.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An electrical tar precipitator with double safety function comprises an electrical precipitation barrel, a first corona wire fixing frame, a second corona wire fixing frame and a corona wire, wherein the first corona wire fixing frame, the second corona wire fixing frame and the corona wire are arranged in the electrical precipitation barrel; two ends of the corona wire are mounted on the first corona wire fixing frame and the second corona wire fixing frame, wherein a part of the corona wire extending out of the second corona wire fixing frame downwards is connected with a counterweight so as to tension the corona wire;

the electrical tar precipitator is characterized by further comprising a fuse corona wire and a corona wire tensioning assembly, wherein the fuse corona wire is mounted on the corona wire and the second corona wire fixing frame, and the corona wire can be connected with the second corona wire fixing frame through the fuse corona wire; the corona wire tensioning component can act on the corona wire to tension the corona wire and the fuse corona wire.

2. The electrical tar precipitator with dual fuse function according to claim 1, wherein the length of the fused corona wire is greater than the length of the portion of the corona wire corresponding to the fused corona wire.

3. The electrical tar precipitator with double insurance function of claim 2, wherein the fuse corona wire is fixedly connected with the corona wire through a connecting joint.

4. The electrical tar precipitator with dual fuse function according to claim 1, wherein the corona wire tensioning assembly is installed on the first corona wire fixing frame, and when the corona wire is fixed on the second corona wire fixing frame through the fuse corona wire, the corona wire tensioning assembly can act on the corona wire to tension the corona wire and the fuse corona wire.

5. The electrical tar precipitator with dual fail-safe function of claim 4, wherein the corona wire is connected with a first section and a second section at an end away from the second corona wire fixing frame, the length of the second section is greater than the length of the first section, wherein the first section is installed on the first corona wire fixing frame, and the second section is installed on the corona wire tensioning assembly.

6. The electrical tar precipitator with dual fail-safe function of claim 5, wherein the corona wire tensioning assembly comprises an upper pull rod, the second section is installed at one end of the upper pull rod, the upper pull rod is sleeved with a spring in a pre-compression mode, and the spring can push the upper pull rod to move towards a direction away from the first corona wire fixing frame, so as to tension the second section, the corona wire and the corona wire.

7. The electrical tar precipitator with dual fail-safe function of claim 6, wherein the corona wire tensioning assembly further comprises a mounting bracket fixedly connected to the first corona wire fixing bracket, the upper pull rod is slidably mounted on the mounting bracket, and one end of the spring abuts against the mounting bracket.

8. The electrical tar precipitator with the double safety function as claimed in claim 6, wherein the corona wire tensioning assembly further comprises an adjusting bolt, the adjusting bolt partially extends into the upper pull rod, the portion of the adjusting bolt extending into the upper pull rod is in threaded connection with the upper pull rod, and the other end of the spring abuts against a bolt head of the adjusting bolt.

9. The electrical tar precipitator with a dual fuse function according to claim 1, wherein the number of the corona wires is plural, and the electrical tar precipitator is provided with one of the fuse corona wires and one of the corona wire tensioning assemblies on each of the corona wires.