CN114552409A

CN114552409A - Power distribution cabinet with ventilation and dehumidification structure for ship

Info

Publication number: CN114552409A
Application number: CN202210441611.4A
Authority: CN
Inventors: 杨清
Original assignee: Baojia Intelligent Technology Nantong Co ltd
Current assignee: Baojia Intelligent Technology Nantong Co ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-05-27
Anticipated expiration: 2042-04-26
Also published as: CN114552409B

Abstract

The invention discloses a power distribution cabinet with a ventilation and dehumidification structure for a ship, which belongs to the field of power distribution cabinets and comprises a cabinet, wherein a dehumidification box is fixedly installed at the bottom of the cabinet, and a drying box is fixedly welded on the back surface of the dehumidification box, so that continuous moisture absorption operation can be performed on airflow entering the interior of the cabinet.

Description

Power distribution cabinet with ventilation and dehumidification structure for ship

Technical Field

The invention relates to the field of power distribution cabinets, in particular to a power distribution cabinet with a ventilation and dehumidification structure for a ship.

Background

The power distribution cabinet for the ship is box equipment for collecting and tidying circuit control elements on the ship, can effectively provide protection, control, supervision and other operations for the circuit control elements, and is one of important components in a ship power control system.

In prior art, because boats and ships navigate by water for a long time on the surface of water, the humidity that leads to among the switch board operational environment on boats and ships is higher, stability for the work of guarantee switch board internal circuit component, can have the moisture absorption subassembly at the internally mounted of switch board usually, so that in time take out the inside moisture that gets into of switch board, the most direct fixed mounting of moisture absorption subassembly commonly used is inside the switch board, need regularly maintain the change in long-time use, be difficult to continuously carry out the dehumidification operation to boats and ships switch board inside, the inside dehumidification operation that leads to boats and ships switch board receives the influence easily.

Therefore, we propose a distribution cabinet for ships with a ventilation and dehumidification structure to solve some of the problems in the prior art.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a power distribution cabinet with a ventilation and dehumidification structure for a ship, which can realize continuous moisture absorption operation on air flow entering a cabinet, wherein a drying box is fixedly connected to the back of the dehumidification box, a plurality of moisture absorption balls floating above the drying box are filled in the dehumidification box, and the moisture absorption balls can absorb moisture in the dehumidification box and discharge moisture in the drying box by virtue of a through groove and a return groove formed between the dehumidification box and the drying box, so that a continuous dehumidification mode of circular flow is formed, the uninterrupted dehumidification operation on the air entering the cabinet is facilitated, and the ventilation and dehumidification effects of the device are effectively improved.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A ship power distribution cabinet with a ventilation and dehumidification structure comprises a cabinet, wherein a dehumidification box is fixedly installed at the bottom of the cabinet, a drying box is fixedly welded on the back surface of the dehumidification box, a transversely-arranged through groove is formed below an end wall on one side where the dehumidification box and the drying box are attached, a transversely-arranged backflow groove is formed above the end wall on one side where the dehumidification box and the drying box are attached, a plurality of moisture absorption balls are filled in the dehumidification box, the moisture absorption balls comprise hollow small balls arranged at the middle positions in the dehumidification box, activated carbon is uniformly attached to the outer surfaces of the hollow small balls, light gas is filled in the hollow small balls, a plurality of fans arranged above the dehumidification box are fixedly installed in the cabinet, a plurality of air inlet through holes are uniformly formed in the front surface, the top part and the outer end walls on the left side and the right side of the dehumidification box, a through pipe is fixedly communicated with the outer end walls of the cabinet, and the other end of the through pipe is communicated with the left side of the drying box, a plurality of exhaust through holes are uniformly formed in the outer end wall of the back surface of the drying box.

Furthermore, the bottom of the dehumidification box and the bottom of the drying box are arranged to be of a structure with one end inclined downwards at the back, and the top of the dehumidification box and the top of the drying box are arranged to be of a structure with one end inclined upwards at the front.

Further, the inside rotation that leads to the groove is connected with and changes board one, and fixed mounting has the first inductive switch of horizontal setting on the dehumidification case is close to the bottom inner end wall of changing board one side, and the inside rotation of backwash groove is connected with and changes board two, and fixed mounting has the second inductive switch of horizontal setting on the top inner end wall of changing board two one sides again the trunk.

Furthermore, the outer end walls of the upper side and the lower side of the dehumidifying box are respectively provided with a strong magnetic strip which corresponds to the first transfer plate and the second transfer plate.

Furthermore, the upper end of the through pipe is fixedly communicated with the upper outer end wall of the cabinet, and the outer side of the through pipe is fixedly wrapped with a heat insulation layer.

Further, fixed mounting has the frame on the left side outer end wall of redrying case, and the inside fixed of frame is inlayed and is had two and is transferred the first fixed sleeve that corresponds the setting with transfer board two, two fixed sleeve's inside all rotates and is connected with the spline sleeve, two spline sleeves respectively with transfer board one with transfer board two's left end fixed connection, the inside grafting that fixed sleeve one end was kept away from to the spline sleeve has the spline round pin, and fixed mounting has the connecting rod on the outside one end of spline round pin, the one fixed welding has the spline pole on the end that the spline round pin was kept away from to the connecting rod, and the outside cover of spline pole is equipped with the axle sleeve, the siphunculus is attached to fixed mounting on the inner end wall of redrying case one side has the support, and the intermediate position department of support rotates and is connected with the turbofan, be connected through the driving belt transmission between turbofan and two axle sleeves.

Furthermore, a filter screen is fixedly arranged at the communication position of the through pipe and the drying box.

Further, the inside fixed mounting of frame has two electric putter, and two electric putter's flexible end is connected with two spline pole rotations respectively, and spline round pin activity is inserted and is established in the telescopic inside of spline, and the cross-section of spline round pin sets up to regular hexagon structure, the telescopic inside size of spline and the outside size looks adaptation of spline round pin.

Furthermore, the end of the spline pin close to one side of the spline sleeve is of a hemispherical structure.

Further, the cross-section of spline rod sets up to regular hexagon structure, and the inside dimension of axle sleeve and the outside size looks adaptation of spline rod, axle sleeve rotate to be connected in the inside of frame.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme is through the back with compound dry box fixed connection at the dehumidification case to it has a plurality of moisture absorption balls of floating above to fill in the inside of dehumidification case, makes the moisture absorption ball can be at the inside moisture absorption of dehumidification incasement, at the inside hydrofuge of compound dry box, thereby forms the continuous dehumidification mode that the circulation flows, is convenient for carry out incessant dehumidification operation to the gas that gets into the inside of cabinet, the effectual ventilation dehumidification effect that has promoted the device.

(2) The bottom through with dehumidification case and compound trunk all sets up to back one end downward sloping structure, make drop after the moisture absorption and can follow the automatic smooth and easy removal to compound trunk portion in the bottom of dehumidification case and compound trunk slope, and simultaneously, top through with dehumidification case and compound trunk sets up to positive one end tilt up structure, make after the dehumidification float the moisture absorption ball in the top can be along the automatic smooth and easy removal to dehumidification incasement portion in the top of compound trunk and the slope of dehumidification case, the effectual smooth and easy nature of moisture absorption ball at dehumidification case and compound trunk internal circulation removal of having ensured, be convenient for ensure the stability of this device during operation.

(3) Through will changeing board one and change board two and rotate respectively and connect in the inside that leads to groove and backward flow groove, can carry out the air current to keep apart between cabinet and the compound case when realizing that the moisture absorption ball normally flows, effectual dehumidification case and the direct circulation of compound case inner wall air current influence that causes of having reduced is convenient for promote the device's job stabilization nature.

(4) Through with strong magnetic stripe fixed mounting on the upper and lower both sides outer end wall of dehumidification case for strong magnetic stripe is corresponding with the position of transfer board one, transfer board two, with the help of strong magnetic stripe to the magnetism attraction of transfer board one, transfer board two, makes transfer board one and transfer board two stir the wet ball after the rotation, can automatic vertical hover, the effectual job stabilization nature that has ensured the device.

(5) Through being connected the upper end outer end wall with the siphunculus with the top of cabinet, the effectual heat of having ensured flows in to the inside efficiency of siphunculus along with the air current, simultaneously, has the heat preservation through fixed parcel on the outer end wall at the siphunculus, is favorable to reducing the outside efficiency of dissipating of heat in the air current, is convenient for promote the hot gas flow and toasts the effect of getting rid of to the inside moisture that absorbs of moisture absorption ball.

(6) Through installing the turbofan in the inside of siphunculus, can effectually shelter from the velocity of flow of the inside hot gas flow of siphunculus, thereby reduce the hot gas flow and to the effort of blowing of the inside wet absorption ball of redrying case, guaranteed the stability of wet absorption ball by drying and dehumidification in redrying incasement portion, and simultaneously, it is rotatory to promote the turbofan through the hot gas flow, connect with the help of driving belt's transmission, can provide power support for shifting board one and shifting board two, the effectual energy utilization that utilizes, be convenient for promote the device's energy-concerving and environment-protective nature.

(7) Through installing the filter screen in the junction of siphunculus and double-dry box, can effectually shelter from the moisture absorption ball that the double-dry box inside got into, avoid the moisture absorption ball to go into to the siphunculus in disorder from the double-dry box inside, the effectual job stabilization who ensures the device.

(8) Through setting up the spline round pin to can slide and insert and establish to the telescopic inside of spline, and set up the telescopic inside of spline into the regular hexagon structure with spline round pin outside looks adaptation, make flexible promotion through electric putter can nimble control spline round pin and the telescopic power of spline insert, set up to the hemisphere type structure through the one end of being close to the spline round pin in the spline sleeve, can improve the smooth and easy nature that the spline round pin inserted to the inside of spline sleeve, the effectual stability when having ensured the device regulation and control operation.

(9) Through cup jointing the axle sleeve activity in the spline pole outside that regular hexagon structure set up, when guaranteeing that the spline pole is nimble to be removed, can also effectually ensure the power transmission stability between axle sleeve and the spline pole, simultaneously, through rotating the axle sleeve and connecting in the inside of frame, the effectual stability when guaranteeing the axle sleeve rotation.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a side cross-sectional view of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2;

FIG. 4 is a front cross-sectional view of the present invention;

FIG. 5 is a schematic view of the structure at B in FIG. 4;

FIG. 6 is a schematic view of the internal structure of the present invention;

FIG. 7 is a schematic view of the backside structure of the present invention;

FIG. 8 is a schematic view of the structure at C in FIG. 7;

FIG. 9 is a structural cross-sectional view of the interior of the frame of the present invention;

figure 10 is a cross-sectional view of an absorbent ball of the present invention.

The reference numbers in the figures illustrate:

1. a cabinet; 2. a dehumidification box; 201. drying in a drying box; 202. a through groove; 203. a first transfer plate; 204. a first inductive switch; 205. a reflux tank; 206. a second transfer plate; 207. a second inductive switch; 208. a strong magnetic stripe; 209. a moisture-absorbing bulb; 3. a fan; 301. pipe passing; 4. a frame; 401. fixing the sleeve; 402. a spline sleeve; 403. a spline pin; 404. a connecting rod; 405. a spline bar; 406. a shaft sleeve; 407. an electric push rod; 5. a support; 501. a turbofan; 502. a drive belt.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "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 invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-10, a power distribution cabinet for ships with a ventilation and dehumidification structure comprises a cabinet 1, a dehumidification box 2 is fixedly installed at the bottom of the cabinet 1, a drying box 201 is fixedly welded at the back of the dehumidification box 2, a through groove 202 transversely arranged is formed below the end wall at one side where the dehumidification box 2 and the drying box 201 are jointed, a backflow groove 205 transversely arranged is formed above the end wall at one side where the dehumidification box 2 and the drying box 201 are jointed, a plurality of moisture absorption balls 209 are filled in the dehumidification box 2, each moisture absorption ball 209 comprises a hollow small ball arranged at the middle position in the dehumidification box, activated carbon is uniformly attached to the outer surface of each hollow small ball, light gas is filled in each hollow small ball, a plurality of fans 3 arranged above the dehumidification box 2 are fixedly installed in the cabinet 1, and a plurality of air inlet through holes are uniformly formed in the front surface, the top and the outer end walls at the left side and the right side of the dehumidification box 2, the outer end wall of the cabinet 1 is fixedly communicated with a through pipe 301, the other end of the through pipe 301 is communicated with the outer end wall of the left side of the redrying box 201, and the outer end wall of the back face of the redrying box 201 is uniformly provided with a plurality of exhaust through holes.

When the device works, the fan 3 arranged in the cabinet 1 is electrified and started to drive the airflow in the device to flow, so that the outside air flow enters the inside of the dehumidifying box 2 through the air inlet through holes arranged on the front surface and the outer end walls at the left side and the right side of the dehumidifying box 2, and enters the cabinet 1 through an air inlet through hole arranged on the outer end wall of the top of the dehumidifying box 2, since a plurality of moisture absorption balls 209 float above the inside of the dehumidifying case 2, when the air flow passes through the moisture absorption balls 209, the moisture carried in the cabinet is absorbed by the active carbon on the moisture absorption ball 209 to dry the airflow, the dried airflow flows into the cabinet 1 to carry out the heat generated by the electrical elements in the cabinet 1 when working, so that the heat enters the interior of the drying box 201 along the through pipe 301 and is discharged outside through a plurality of exhaust through holes formed in the back of the drying box 201.

When the activated carbon in the moisture absorption ball 209 absorbs enough moisture, the weight of the activated carbon increases, the weighted moisture absorption ball 209 falls down to the bottom of the dehumidification box 2, enters the inside of the redrying box 201 through the through groove 202 formed between the dehumidification box 2 and the redrying box 201, the moisture absorption ball 209 absorbing the moisture is dried by passing hot airflow in the redrying box 201, the moisture absorption ball 209 removing the moisture floats upwards again, flows back to the inside of the dehumidification box 2 through the return groove 205 arranged at the upper position between the redrying box 201 and the dehumidification box 2, performs automatic dehumidification circularly, fixedly connects the redrying box 201 to the back of the dehumidification box 2, and fills a plurality of moisture absorption balls 209 floating above in the dehumidification box 2, so that the moisture absorption ball 209 can absorb moisture in the dehumidification box 2 and discharge moisture in the redrying box 201, thereby forming a continuous dehumidification mode of circulating flow, be convenient for carry out incessant dehumidification operation to the gas that gets into 1 inside of cabinet, the effectual ventilation dehumidification effect that has promoted the device.

Referring to fig. 2, the bottoms of the dehumidifying box 2 and the drying box 201 are set to be a structure with a downward inclination at the back side, and the tops of the dehumidifying box 2 and the drying box 201 are set to be a structure with an upward inclination at the front side, so that the moisture absorption ball 209 falling to the bottom of the dehumidifying box 2 after moisture absorption can automatically and smoothly move to the inside of the drying box 201 along the inclined bottoms of the dehumidifying box 2 and the drying box 201 when the device is in operation, and meanwhile, the top of the dehumidifying box 2 and the drying box 201 is set to be a structure with an upward inclination at the front side, so that the moisture absorption ball 209 floating above after moisture absorption can automatically and smoothly move to the inside of the dehumidifying box 2 along the inclined tops of the drying box 201 and the dehumidifying box 2, thereby effectively ensuring the smoothness of the circulation movement of the moisture absorption ball 209 in the dehumidifying box 2 and the drying box 201, the stability of the device during operation is convenient for guarantee.

Referring to fig. 3, a first rotating and shifting plate 203 is rotatably connected inside the through groove 202, a first transversely-arranged inductive switch 204 is fixedly installed on the inner end wall of the bottom of the dehumidifying box 2 close to one side of the first rotating and shifting plate 203, a second rotating and shifting plate 206 is rotatably connected inside the return groove 205, a second transversely-arranged inductive switch 207 is fixedly installed on the inner end wall of the top of the drying box 201 close to one side of the second rotating and shifting plate 206, when the device works, when the hygroscopic balls 209 absorbing moisture drop and move onto the first inductive switch 204, the first rotating and shifting plate 203 starts to rotate, and the hygroscopic balls 209 above the first inductive switch 204 can be shifted into the drying box 201.

Similarly, when the bobble after the dehumidification floats to second inductive switch 207 below, transfer board two 206 starts rotatoryly, it floats to the wet-absorbing ball 209 of second inductive switch 207 below after the compound futilely to dehumidify 2 insides to transfer board, it stirs to the rotation of dehumidification board two 206 to transfer board one 203, realize the active control to wet ball 209 flow, through transferring board one 203 and transfer board two 206 and rotate the inside of connecting in logical groove 202 and backward flow groove 205 respectively, can be when realizing that wet-absorbing ball 209 normally flows, carry out the air current isolation between cabinet 1 and the compound trunk 201, the effectual influence that dehumidifies case 2 and the direct circulation of compound trunk 201 inner wall air current and cause that has reduced, be convenient for promote the device's job stabilization nature.

Referring to fig. 3, the outer end walls on the upper side and the lower side of the dehumidification box 2 are respectively provided with a strong magnetic strip 208 correspondingly arranged with the first transfer plate 203 and the second transfer plate 206, when the device works, the strong magnetic strips 208 are fixedly arranged on the outer end walls on the upper side and the lower side of the dehumidification box 2, so that the positions of the strong magnetic strips 208 and the first transfer plate 203 and the second transfer plate 206 correspond to each other, and the first transfer plate 203 and the second transfer plate 206 can automatically vertically hover after the moisture absorption balls 209 are rotationally transferred by means of the magnetic attraction of the strong magnetic strips 208 to the first transfer plate 203 and the second transfer plate 206, thereby effectively ensuring the working stability of the device.

Please refer to fig. 1, fig. 4 and fig. 6, the upper end of the through pipe 301 is fixedly connected to the upper outer end wall of the cabinet 1, the outside of the through pipe 301 is fixedly wrapped with a heat insulation layer, when the device is in operation, the heat inside the cabinet 1 is collected at the upper position inside the cabinet under the driving of the airflow, the upper end of the through pipe 301 is connected to the upper outer end wall of the cabinet 1, thereby effectively ensuring the efficiency of the heat flowing into the through pipe 301 along with the airflow, meanwhile, the heat insulation layer is fixedly wrapped on the outer end wall of the through pipe 301, which is beneficial to reducing the efficiency of heat dissipating outwards in the airflow, and facilitating the improvement of the effect of the hot airflow for baking and removing the moisture absorbed inside the moisture absorption ball 209.

Referring to fig. 7-9, a frame 4 is fixedly mounted on the left outer end wall of the drying box 201, two fixed sleeves 401 which are arranged corresponding to the first transfer plate 203 and the second transfer plate 206 are fixedly embedded in the frame 4, spline sleeves 402 are rotatably connected in the two fixed sleeves 401, the two spline sleeves 402 are respectively fixedly connected with the left ends of the first transfer plate 203 and the second transfer plate 206, a spline pin 403 is inserted in one end of the spline sleeve 402 far away from the fixed sleeve 401, and a connecting rod 404 is fixedly mounted on one end of the outer side of the spline pin 403, a spline rod 405 is fixedly welded on one end of the connecting rod 404 far away from the spline pin 403, and the outer side of the spline rod 405 is sleeved with a shaft sleeve 406, the inner end wall of the through pipe 301 close to one side of the drying box 201 is fixedly provided with a bracket 5, and the middle position of the bracket 5 is rotatably connected with a turbofan 501, and the turbofan 501 is in transmission connection with the two shaft sleeves 406 through a transmission belt 502.

When the device works, when hot air flows in the through pipe 301, the turbofan 501 rotatably connected to the middle position of the bracket 5 is pushed to rotate, the two spline rods 405 correspondingly connected with the first transfer plate 203 and the second transfer plate 206 are enabled to rotate through the transmission connection of the transmission belt 502, power support is provided for the first transfer plate 203 and the second transfer plate 206 to rotatably shift the moisture absorption ball 209, the turbofan 501 is installed in the through pipe 301, the flow rate of the hot air flow in the through pipe 301 can be effectively shielded, the blowing acting force of the hot air flow on the moisture absorption ball 209 in the drying box 201 is reduced, the stability of drying and dehumidifying of the moisture absorption ball 209 in the drying box 201 is ensured, meanwhile, the turbofan 501 is pushed to rotate through the hot air flow, power support can be provided for the first transfer plate 203 and the second transfer plate 206 through the transmission connection of the transmission belt 502, and energy is effectively utilized, the energy-saving and environment-friendly performance of the device is convenient to improve.

The intercommunication department fixed mounting of siphunculus 301 and double-dry box 201 has the filter screen, and the device during operation through installing the filter screen in the junction of siphunculus 301 and double-dry box 201, can effectually shelter from the moisture absorption ball 209 of the inside entering of double-dry box 201, avoids moisture absorption ball 209 from double-dry box 201 random access to siphunculus 301 inside, the effectual job stabilization who ensures the device.

Referring to fig. 8-9, two electric push rods 407 are fixedly mounted inside the frame 4, and the telescopic ends of the two electric push rods 407 are respectively rotatably connected to the two spline rods 405, the spline pin 403 is movably inserted inside the spline sleeve 402, the cross section of the spline pin 403 is a regular hexagon structure, the inner size of the spline sleeve 402 is adapted to the outer size of the spline pin 403, when the device works, the first inductive switch 204 is electrically connected to the electric push rod 407 located below, the second inductive switch 207 is electrically connected to the electric push rod 407 located above, when the moisture absorption ball 209 touches the first inductive switch 204, the electric push rod 407 located below is powered on to start to push the spline rod 405 connected to the telescopic end thereof, so that the spline rod 405 moves leftwards to drive the spline pin 403 on the connecting rod 404 to move, so that the spline pin 403 is inserted inside the spline sleeve 402, at this time, power transfer is realized between the spline pin 403 and the spline sleeve 402, and the turbofan 501 is driven by hot airflow to rotate the first input value transfer plate 203, so as to drive the first transfer plate 203 to rotate to transfer the moisture absorption balls 209, so that the moisture absorption balls 209 smoothly enter the drying box 201.

After the moisture absorption ball 209 is separated from the first inductive switch 204, the electric push rod 407 drives the spline pin 403 to withdraw from the inside of the spline sleeve 402, power transmission is interrupted, the first transfer plate 203 keeps a vertical state under the magnetic adsorption of the strong magnetic strip 208 to seal the through groove 202, and similarly, when the moisture absorption ball 209 touches the second inductive switch 207, the electric push rod 407 located above drives the spline pin 403 located above to be inserted into the spline sleeve 402 located above, power drive is provided for the second transfer plate 206, the moisture absorption ball 209 is shifted to the inside of the dehumidification box 2 from the inside of the drying box 201, if the moisture absorption ball 209 is separated from the second inductive switch 207, the electric push rod 407 located above also drives the spline pin 403 to withdraw from the inside of the spline sleeve 402, and power access can be provided in time when the device needs to shift the moisture absorption ball 209 through the extension and retraction of the upper and lower electric push rods 407.

Through setting up spline round pin 403 to can slide and insert the inside of establishing to spline sleeve 402 to set up the inside of spline sleeve 402 to the regular hexagon structure with spline round pin 403 outside looks adaptation, make the flexible power access that can nimble control spline round pin 403 and spline sleeve 402 of promoting through electric putter 407, the effectual nimble stability of guaranteeing the device control.

Referring to fig. 9, the end of the spline pin 403 close to the spline sleeve 402 is a hemispherical structure, and when the device works, the end of the spline pin 403 close to the spline sleeve 402 is a hemispherical structure, so that the smoothness of inserting the spline pin 403 into the spline sleeve 402 can be improved, and the stability of the device during regulation and control operations can be effectively guaranteed.

Please refer to fig. 8, the cross section of the spline rod 405 is set to be a regular hexagon structure, the inner size of the shaft sleeve 406 is matched with the outer size of the spline rod 405, the shaft sleeve 406 is rotatably connected inside the frame 4, when the device works, the shaft sleeve 406 is movably sleeved outside the spline rod 405 set in the regular hexagon structure, while the spline rod 405 is ensured to move flexibly, the power transmission stability between the shaft sleeve 406 and the spline rod 405 can be effectively ensured, and meanwhile, the shaft sleeve 406 is rotatably connected inside the frame 4, thereby effectively ensuring the stability of the shaft sleeve 406 during rotation.

The above are merely preferred embodiments of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a switch board for boats and ships with ventilation dehumidification structure, includes cabinet (1), its characterized in that: the air-conditioning cabinet is characterized in that a dehumidifying box (2) is fixedly mounted at the bottom of the cabinet (1), a drying box (201) is fixedly welded at the back of the dehumidifying box (2), a transversely-arranged through groove (202) is formed below the end wall of one side, which is jointed with the dehumidifying box (2) and the drying box (201), a transversely-arranged return groove (205) is formed above the end wall of one side, which is jointed with the dehumidifying box (2) and the drying box (201), a plurality of moisture absorption balls (209) are filled in the dehumidifying box (2), the moisture absorption balls (209) comprise small hollow balls arranged at the inner middle positions, activated carbon is uniformly attached to the outer surfaces of the small hollow balls, light gas is filled in the small hollow balls, a plurality of fans (3) arranged above the dehumidifying box (2) are fixedly mounted in the cabinet (1), and a plurality of air inlet through holes are uniformly formed in the outer end walls of the front, the top and the left side and the right side of the dehumidifying box (2), fixed intercommunication has siphunculus (301) on the outer end wall of cabinet (1), and the other end of siphunculus (301) and the left side outer end wall of redrying case (201) communicate mutually, evenly seted up a plurality of exhaust through-holes on the back outer end wall of redrying case (201), the inside rotation that leads to groove (202) is connected with and changes board (203), dehumidification case (2) are close to on the bottom inner end wall of transferring board (203) one side fixed mounting have horizontal first inductive switch (204) that set up, the inside rotation of backward flow groove (205) is connected with and changes board two (206), fixed mounting has horizontal second inductive switch (207) that set up on the top inner end wall of transferring board two (206) one side is close to in redrying case (201).

2. The marine power distribution cabinet with the ventilation and dehumidification structure according to claim 1, wherein: the bottom of the dehumidification box (2) and the bottom of the drying box (201) are arranged to be of a structure with one end inclined downwards at the back, and the top of the dehumidification box (2) and the top of the drying box (201) are arranged to be of a structure with one end inclined upwards at the front.

3. The marine power distribution cabinet with the ventilation and dehumidification structure according to claim 1, wherein: and the outer end walls of the upper side and the lower side of the dehumidifying box (2) are respectively provided with a strong magnetic strip (208) which is correspondingly arranged with a first transfer plate (203) and a second transfer plate (206).

4. The marine power distribution cabinet with the ventilation and dehumidification structure according to claim 1, wherein: the upper end of the through pipe (301) is fixedly communicated with the upper outer end wall of the cabinet (1), and the outer side of the through pipe (301) is fixedly wrapped with a heat insulation layer.

5. The marine power distribution cabinet with the ventilation and dehumidification structure according to claim 1, wherein: the outer end wall of the left side of the double-trunk tank (201) is fixedly provided with a frame (4), two fixing sleeves (401) which are arranged corresponding to a transfer plate I (203) and a transfer plate II (206) are fixedly embedded in the frame (4), spline sleeves (402) are rotatably connected in the two fixing sleeves (401), the two spline sleeves (402) are fixedly connected with the left ends of the transfer plate I (203) and the transfer plate II (206), a spline pin (403) is inserted into the inner part of one end, away from the fixing sleeve (401), of the spline sleeve (402), a connecting rod (404) is fixedly installed at one end of the outer side of the spline pin (403), a spline rod (405) is fixedly welded at one end, away from the spline pin (403), of the connecting rod (404), an outer side shaft sleeve (406) of the spline rod (405) is sleeved on, and a support (5) is fixedly installed on the inner end wall, close to one side of the double-trunk tank (201), of the through pipe (301), and the middle position of the bracket (5) is rotatably connected with a turbofan (501), and the turbofan (501) is in transmission connection with the two shaft sleeves (406) through a transmission belt (502).

6. The marine power distribution cabinet with the ventilation and dehumidification structure according to claim 5, wherein: and a filter screen is fixedly arranged at the communication part of the through pipe (301) and the drying box (201).

7. The marine power distribution cabinet with the ventilation and dehumidification structure according to claim 5, wherein: the inside fixed mounting of frame (4) has two electric putter (407), and the flexible end of two electric putter (407) rotates with two spline pole (405) respectively and is connected, spline round pin (403) activity is inserted and is established the inside of spline sleeve (402), the cross-section of spline round pin (403) sets up to regular hexagon structure, the inside size of spline sleeve (402) and the outside size looks adaptation of spline round pin (403).

8. The marine power distribution cabinet with the ventilation and dehumidification structure according to claim 7, wherein: the end of the spline pin (403) close to one side of the spline sleeve (402) is arranged to be of a hemispherical structure.

9. The marine power distribution cabinet with the ventilation and dehumidification structure according to claim 7, wherein: the cross section of the spline rod (405) is arranged to be a regular hexagon structure, the inner size of the shaft sleeve (406) is matched with the outer size of the spline rod (405), and the shaft sleeve (406) is rotatably connected to the inner portion of the frame (4).