CN219334561U - Insulator insulation can of wet-type electrostatic precipitator - Google Patents

Abstract

The utility model provides an insulator insulation can of wet-type electrostatic precipitator, including base and insulation can barrel, the access hole has been seted up on the lateral wall of insulation can barrel, be provided with the frame on the outer wall of insulation can barrel, be equipped with the access door in the frame, still be provided with driving structure on the outer wall of insulation can barrel, driving structure includes the diaphragm, a motor, movable plate, spout has been seted up to the lower terminal surface of diaphragm, the one end that deviates from the insulation can barrel on the diaphragm is installed to the motor, the output shaft of motor penetrates in the spout and fixedly connected with lead screw, the other end and the opposite side cell wall rotation of spout are connected, the outside cover of lead screw is equipped with the nut seat, the one end of nut seat wears out the spout and with the top fixed connection of movable plate, the bottom in the movable plate is installed to the pneumatic cylinder, the piston rod and the L type connecting rod fixed connection of pneumatic cylinder, the other end and the access door fixed connection of L type connecting rod. The access door is convenient to open and close, and time and labor are saved.

Description

Insulator insulation can of wet-type electrostatic precipitator

Technical Field

The utility model relates to the technical field of dust collectors, in particular to an insulator insulation can of a wet-type electric dust collector.

Background

With the development of modern industry, the pollution of dust to the environment and the influence of human health are increasingly serious, the dust pollution is treated, and the living environment of human is purified, so that the dust pollution and the human health are the consensus of all people. In order to maintain clean production environment, the sites polluted by dust must be cleaned in time. The electric dust collector can be widely applied to cleaning and polishing machines, automobiles, motorcycles, spring grinding machines in spring industry, chemical industry, cement building materials, wood processing, grain processing, pharmacy and mechanical processing energy industry. The electric dust collector mainly comprises a shell, a cathode system, a dust collection anode and other parts arranged in the shell, wherein the cathode part in the cathode system is mainly fixed at the top of the shell in a top hanging mode. The cathode hanging point is supported on the shell through an insulator, and an insulation box is covered outside to isolate and seal the cathode hanging point from the outside. The existing insulation can generally be provided with an access hole and an access door, when equipment inside the insulation can needs to be maintained, maintenance personnel can enter the insulation can from the access hole to carry out maintenance operation, but the sealing performance between the existing access door and the insulation can is general, heat loss inside the insulation can is easily caused, and the insulation effect of the insulation can is affected.

The Chinese patent with the bulletin number of CN209918075U discloses an insulator insulation can for a wet electric precipitator, which comprises an insulation can barrel, wherein an access hole and a frame positioned on the periphery of the access hole are arranged on the side wall of the insulation can barrel, an access door is arranged on the outer side of the frame, a sealing strip is arranged between the access door and the frame, a pair of shaft seats are arranged on the outer wall of the insulation can barrel, a rotating shaft is connected between the pair of shaft seats, and the rotating shaft is fixedly connected with the access door through a connecting rod; be equipped with the bearing plate on the access door, be equipped with the fixed plate that corresponds with the bearing plate on the outer wall of insulation can barrel, be equipped with a pair of fixed block on the fixed plate, be connected with the dead lever between this pair of fixed block, be equipped with the rotation cover on the dead lever, be fixed with locking screw on the rotation cover, the bearing plate is equipped with the open slot that supplies locking screw to put into, locking screw arranges in the open slot, be connected with the lock nut who supports in the bearing plate on the locking screw. The insulator insulation box for the wet electric dust collector is beneficial to improving the sealing performance between an access door and the insulation box.

However, when the access door is required to be opened, the locking nuts are required to be unscrewed in sequence, so that the locking nuts are separated from the bearing plate, the locking screw is pulled out of the opening groove, and finally the access door is opened through the U-shaped handle. Similarly, when the access door is closed, each bearing plate needs to be operated first. The process of opening and closing the access door is time consuming and laborious, and is extremely inconvenient.

Therefore, the utility model provides a technical scheme for solving the problems that the process of opening and closing the access door is time-consuming and labor-consuming and is inconvenient.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to solve the problems that the process of opening and closing an access door is time-consuming and labor-consuming and inconvenient, and provides an insulator insulation box of a wet electric dust collector.

The utility model provides an insulator insulation can of wet-type electrostatic precipitator, includes the base and sets up the insulation can barrel on the base to and set up the heater in the insulation can barrel inside, the inside of insulation can barrel is equipped with the insulator, the annular electric heating pipe of insulator is located including the cover to the heater, the access hole has been seted up on the lateral wall of insulation can barrel, be provided with on the outer wall of insulation can barrel and be located the outlying frame of access hole, be equipped with the access door in the frame, still be provided with the drive structure who is used for removing the access door on the outer wall of insulation can barrel, drive structure includes diaphragm, motor, movable plate, pneumatic cylinder and L type connecting rod, the diaphragm is located the top of access door, and its one end and the lateral wall fixed connection of insulation can barrel, horizontal spout has been seted up to the lower terminal surface of diaphragm, the motor is installed to the one end of deviating from the insulation can barrel on the diaphragm, the output shaft of motor penetrates in the spout and fixedly connected with lead screw, the other end and the opposite side cell wall rotation of spout are connected, the outside cover of lead screw is equipped with the nut seat, with the nut seat in order to insert clearance fit in the mode in the spout with the piston rod, the bottom of L type connecting rod is connected with the piston rod is fixed with the end of L type connecting rod.

Through adopting above-mentioned technical scheme, when the access door needs to be opened, start the motor earlier, the output shaft rotation of motor drives rather than fixed connection's lead screw rotation, the rotation of lead screw drives the nut seat of cover and is established above that rotatory and remove in the spout along the lead screw, simultaneously because the spout has played circumference limiting effect to the nut seat, the nut seat is rotatory only to remove in the spout along the lead screw, the removal of nut seat drives the movable plate and removes, the removal of movable plate drives the pneumatic cylinder and removes, the removal of pneumatic cylinder drives L type connecting rod and removes, L type connecting rod drives the access door with its fixed connection and removes, thereby shift out the access door from the frame, then restart the pneumatic cylinder, the piston rod shrink of pneumatic cylinder drives the access door and upwards removes from the access hole. Similarly, when the access door is required to be closed on the access hole, the hydraulic cylinder is started to drive the access door to move downwards to the position of the access hole, and then the motor is started to enable the access door to move towards the frame. The access door is convenient to open and close, and time and labor are saved.

The utility model is further provided with: an annular clamping table for clamping the access door is arranged in the frame.

Through adopting above-mentioned technical scheme, the setting of annular clamping platform, the location access door that on the one hand can be better promotes the stability of access door in the frame. On the other hand, the tightness between the access door and the frame can be improved.

The utility model is further provided with: an annular sealing strip is arranged on the inner wall of the frame.

By adopting the technical scheme, the arrangement of the annular sealing strip further improves the tightness between the access door and the frame.

The utility model is further provided with: an annular cover plate for covering a gap between the access door and the frame is also fixed on the access door.

By adopting the technical scheme, the annular cover plate covers the gap between the access door and the frame, so that the tightness between the access door and the frame is further improved.

The utility model is further provided with: the annular cover plate is characterized in that an annular raised line is fixed on one side, close to the frame, of the annular cover plate, and an annular slot for inserting the annular raised line is formed in the frame.

Through adopting above-mentioned technical scheme, when access door and annular cassette contact, annular apron just contacts with the frame, and annular sand grip inserts in the annular slot, has further promoted the leakproofness between access door and the frame.

The utility model is further provided with: and a heat-insulating cotton layer is fixed on one side of the access door, which is close to the access opening.

By adopting the technical scheme, the heat insulation performance of the access door is improved due to the arrangement of the heat insulation cotton layer.

The utility model is further provided with: the motor is a band-type brake servo motor.

Through adopting above-mentioned technical scheme, band-type brake servo can cross and carry out the auto-lock to its output shaft, prevents that the output shaft of motor from taking place the rotation and leading to the access door to drop from the frame.

Compared with the prior art, the utility model has the beneficial effects that:

when the access door is required to be opened, the motor is started firstly, the output shaft of the motor rotates to drive the screw rod fixedly connected with the motor to rotate, the nut seat sleeved on the screw rod is rotated and moves in the sliding groove along the screw rod, meanwhile, the nut seat does not rotate and only moves in the sliding groove along the screw rod due to the circumferential limiting effect of the sliding groove on the nut seat, the movement of the nut seat drives the moving plate to move, the movement of the moving plate drives the hydraulic cylinder to move, the movement of the hydraulic cylinder drives the L-shaped connecting rod to move, the L-shaped connecting rod drives the access door fixedly connected with the L-shaped connecting rod to move, so that the access door is moved out of the frame, then the hydraulic cylinder is restarted, and the piston rod of the hydraulic cylinder contracts to drive the access door to move upwards, and the access door is moved away from the access hole. Similarly, when the access door is required to be closed on the access hole, the hydraulic cylinder is started to drive the access door to move downwards to the position of the access hole, and then the motor is started to enable the access door to move towards the frame. The access door is convenient to open and close, and time and labor are saved.

Drawings

Fig. 1 is a schematic structural view of an insulator insulation can of a wet electric precipitator;

fig. 2 is an enlarged view at a in fig. 1.

Reference numerals: 1. a base; 2. a cylinder body of the insulation box; 3. an access opening; 4. a frame; 5. an access door; 6. a cross plate; 7. a motor; 8. a moving plate; 9. a hydraulic cylinder; 10. an L-shaped connecting rod; 11. a chute; 12. a screw rod; 13. a nut seat; 14. an annular clamping table; 15. an annular sealing strip; 16. an annular cover plate; 17. annular raised strips; 18. and (5) a heat preservation cotton layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides an insulator insulation can of wet-type electrostatic precipitator, as shown in fig. 1 and 2, includes base 1 and the insulation can barrel 2 of setting on base 1 to and set up the inside heater at insulation can barrel 2, the inside of insulation can barrel 2 is equipped with the insulator, and the annular electric heating pipe of insulator is located including the cover to the heater. The above structures refer to a chinese patent with publication number CN209918075U, which is an insulator insulation can for a wet electric precipitator, and will not be described in detail herein.

An access hole 3 is formed in the side wall of the insulation box cylinder 2, a frame 4 located on the periphery of the access hole 3 is arranged on the outer wall of the insulation box cylinder 2, an annular clamping table 14 is fixed on the inner side wall of the frame 4, and an access door 5 clamped on the annular clamping table 14 is arranged in the frame 4. An annular sealing strip 15 is also provided on the inner wall of the frame 4 between the frame 4 and the access door 5. An annular cover plate 16 for covering a gap between the access door 5 and the frame 4 is fixed on one side of the access door 5, which is away from the access opening 3, an annular raised line 17 is fixed on one side of the annular cover plate 16, which is close to the frame 4, and an annular slot for inserting the annular raised line 17 is formed in the frame 4. A heat-insulating cotton layer 18 is fixed on one side of the access door 5 close to the access opening 3.

The outer wall of the insulation can cylinder 2 is also provided with a driving structure for moving the access door 5. The driving structure comprises a transverse plate 6, a motor 7, a movable plate 8, a hydraulic cylinder 9 and an L-shaped connecting rod 10, wherein the transverse plate 6 is positioned above the access door 5, one end of the transverse plate is fixedly connected with the outer side wall of the heat insulation box cylinder body 2, a transverse sliding groove 11 is formed in the lower end face of the transverse plate 6, the motor 7 adopts a band-type brake servo motor 7, the motor 7 is arranged at one end, deviating from the heat insulation box cylinder body 2, of the transverse plate 6, an output shaft of the motor 7 penetrates into the sliding groove 11 and is fixedly connected with a screw rod 12, the other end of the screw rod 12 is rotatably connected with the other side groove wall of the sliding groove 11, a nut seat 13 is sleeved outside the screw rod 12 and is inserted into the sliding groove 11 in a clearance fit mode, one end of the nut seat 13 penetrates out of the sliding groove 11 and is fixedly connected with the top end of the movable plate 8, the hydraulic cylinder 9 is arranged at the bottom end of the movable plate 8, a piston rod of the hydraulic cylinder 9 is fixedly connected with the L-shaped connecting rod 10, and the other end of the L-shaped connecting rod 10 is fixedly connected with the access door 5.

Working principle: when the access door 5 needs to be opened, the motor 7 is started firstly, the output shaft of the motor 7 rotates clockwise to drive the screw rod 12 fixedly connected with the motor to rotate clockwise, the screw rod 12 rotates to drive the nut seat 13 sleeved on the screw rod 12 to rotate and move leftwards in the sliding groove 11 along the screw rod 12, meanwhile, the sliding groove 11 plays a circumferential limiting role on the nut seat 13, the nut seat 13 does not rotate and only moves in the sliding groove 11 along the screw rod 12, the nut seat 13 moves leftwards to drive the moving plate 8 to move leftwards, the moving plate 8 moves to drive the hydraulic cylinder 9 to move, the hydraulic cylinder 9 moves to drive the L-shaped connecting rod 10 to move leftwards, the L-shaped connecting rod 10 drives the access door 5 fixedly connected with the L-shaped connecting rod to move leftwards, so that the access door 5 is moved out of the frame 4, the motor 7 is closed, and the output shaft of the motor 7 is self-locking. Then the hydraulic cylinder 9 is started again, and the piston rod of the hydraulic cylinder 9 is contracted to drive the access door 5 to move upwards and move away from the access opening 3. Similarly, when the access door 5 needs to be closed on the access opening 3, the hydraulic cylinder 9 is started to drive the access door 5 to move downwards to the position of the access opening 3, the motor 7 is started again, the access door 5 moves rightwards until the access door 5 is clamped on the annular clamping table 14, at the moment, the annular cover plate 16 just contacts with the frame 4, and the annular raised strips 17 are inserted into the annular slots. The arrangement of the annular clamping table 14, the annular sealing strip 15, the annular cover plate 16 and the annular raised strips 17 can promote the tightness between the access door 5 and the frame 4, the heat preservation effect of the heat preservation box cylinder 2 is improved, and the heat preservation cotton layer 18 is arranged on the access door 5, so that the heat preservation performance of the access door 5 is further optimized.

The process of opening and closing the access door 5 is convenient, and time and labor are saved.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. The utility model provides an insulator insulation can of wet-type electrostatic precipitator, includes base (1) and sets up insulation can barrel (2) on base (1) to and set up the heater in insulation can barrel (2) inside, the inside of insulation can barrel (2) is equipped with the insulator, the annular electric heating pipe of insulator is located including the cover to the heater, access hole (3) have been seted up on the lateral wall of insulation can barrel (2), be provided with on the outer wall of insulation can barrel (2) and be located access hole (3) outlying frame (4), be equipped with access door (5), its characterized in that in frame (4): the utility model is characterized in that a driving structure for moving the access door (5) is further arranged on the outer wall of the heat preservation box cylinder body (2), the driving structure comprises a transverse plate (6), a motor (7), a moving plate (8), a hydraulic cylinder (9) and an L-shaped connecting rod (10), the transverse plate (6) is positioned above the access door (5), one end of the transverse plate is fixedly connected with the outer side wall of the heat preservation box cylinder body (2), a transverse sliding groove (11) is formed in the lower end face of the transverse plate (6), the motor (7) is arranged at one end of the transverse plate (6) which is far away from the heat preservation box cylinder body (2), an output shaft of the motor (7) penetrates into the sliding groove (11) and is fixedly connected with a screw rod (12), the other end of the screw rod (12) is rotationally connected with the other side wall of the sliding groove (11), a nut seat (13) is sleeved outside the screw rod (12), one end of the nut seat (13) is inserted into the sliding groove (11) in a clearance fit manner, one end of the nut seat (13) penetrates out of the sliding groove (11) and is fixedly connected with the top end of the moving plate (8), the output shaft of the motor (7) penetrates into the sliding groove (11), the other end of the sliding groove (9) which is fixedly connected with the hydraulic cylinder (9), the other end of the L-shaped connecting rod (10) is fixedly connected with the access door (5).

2. The insulation can of a wet electric precipitator as claimed in claim 1, wherein: an annular clamping table (14) for clamping the access door (5) is arranged in the frame (4).

3. The insulation can of a wet electric precipitator as claimed in claim 1, wherein: an annular sealing strip (15) is arranged on the inner wall of the frame (4).

4. The insulation can of a wet electric precipitator as claimed in claim 1, wherein: an annular cover plate (16) for covering a gap between the access door (5) and the frame (4) is also fixed on the access door (5).

5. The insulation can of a wet electric precipitator of claim 4, wherein: an annular raised line (17) is fixed on one side, close to the frame (4), of the annular cover plate (16), and an annular slot for inserting the annular raised line (17) is formed in the frame (4).

6. The insulation can of a wet electric precipitator as claimed in claim 1, wherein: and a heat-insulating cotton layer (18) is fixed on one side of the access door (5) close to the access opening (3).

7. The insulation can of a wet electric precipitator as claimed in claim 1, wherein: the motor (7) is a band-type brake servo motor.

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