CN115954789B - Inflatable cabinet - Google Patents
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- CN115954789B CN115954789B CN202310227550.6A CN202310227550A CN115954789B CN 115954789 B CN115954789 B CN 115954789B CN 202310227550 A CN202310227550 A CN 202310227550A CN 115954789 B CN115954789 B CN 115954789B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The invention discloses an inflatable cabinet, which relates to the field of electrical switching equipment and comprises a cabinet body and a breathing cabinet, wherein the breathing cabinet comprises an outer plate body and a driving mechanism, and the driving mechanism drives the outer plate body to move towards or back to a side plate; a plurality of spiral barrels are connected between the side plates and the outer plate body, the spiral barrels are communicated with the air chamber of the cabinet body, and the spiral barrels are synchronously unfolded and folded along with the action of the outer plate body; the driving mechanism comprises a sliding column, a first electromagnet, a second electromagnet and a permanent magnet, wherein the sliding column is connected in a beam column of the cabinet body in a sliding way, and one end of the sliding column is fixedly connected with the outer plate body; the first electromagnet and the second electromagnet are both fixed in the beam column, the permanent magnet is fixed on the slide column, and the magnetic poles of the first electromagnet and the second electromagnet are oppositely arranged and alternately magnetically attracted with the permanent magnet; the driving mechanism further comprises a controller for controlling the magnetic pole commutation of the first electromagnet and the second electromagnet, and a pressure sensor is arranged in the air chamber and electrically connected with the controller. The invention can quickly respond and timely reduce the pressure, and avoid explosion accidents of the air charging cabinet.
Description
Technical Field
The invention relates to the field of electrical switching equipment, in particular to an inflatable cabinet.
Background
The constant-pressure sulfur hexafluoride gas is filled in the gas chamber of the gas-filled cabinet (gas-filled ring main unit), so that the gas chamber has strong insulation and arc extinguishing capability, and the gas-filled cabinet can safely and stably operate.
In the actual use process, arc faults may be caused due to the fact that insulation performance is reduced due to defects of equipment or severe working conditions, or due to misoperation of staff. After an arc fault occurs in the interior of the cabinet body, arc energy is sensitively transferred to surrounding gas, so that the air pressure in the cabinet body rises rapidly, and the temperature rises correspondingly. When serious, the cabinet body can explode, and life and property safety is threatened.
The current explosion-proof mode is to install an explosion-proof membrane on the pressure relief hole. Once the pressure in the air chamber suddenly rises, the explosion-proof membrane is pressed and deformed until the explosion-proof membrane breaks, so that the pressure relief function is realized, and the following problems exist in the mode:
1. the rupture disk is disposable and cannot be reused.
2. After pressure relief, the gas needs to be refilled, the pressure is regulated, and the maintenance work is complicated.
3. Is influenced by the characteristics of the rupture disk material, and is extremely easy to have the condition of untimely response.
4. The active heat dissipation function is lacking.
Disclosure of Invention
The invention aims to provide an inflatable cabinet, and aims to solve the technical problem that an inflatable cabinet in the prior art is poor in explosion-proof effect.
In order to solve the technical problems, the technical scheme of the invention is as follows:
the inflatable cabinet comprises a cabinet body and a breathing cabinet, wherein the breathing cabinet comprises an outer plate body and a driving mechanism, the outer plate body is positioned outside the cabinet body and is opposite to a side plate of the cabinet body, and the driving mechanism drives the outer plate body to move towards or back to the side plate;
a plurality of spiral barrels are connected between the side plates and the outer plate body, the spiral barrels are communicated with the air chamber of the cabinet body, and the spiral barrels are synchronously unfolded and folded along with the action of the outer plate body;
the driving mechanism comprises a sliding column, a first electromagnet, a second electromagnet and a permanent magnet, wherein the sliding column is connected in a beam column of the cabinet body in a sliding way, and one end of the sliding column, which is positioned outside the beam column, is fixedly connected with the outer plate body;
the first electromagnet, the second electromagnet and the permanent magnet are all positioned in the transverse beam column, the first electromagnet and the second electromagnet are both fixed on the inner wall of the transverse beam column, the permanent magnet is fixed on the sliding column, the permanent magnet is positioned between the first electromagnet and the second electromagnet, the magnetic poles of the first electromagnet and the second electromagnet are oppositely arranged, and the permanent magnet is alternately magnetically attracted with the permanent magnet;
the driving mechanism further comprises a controller for controlling the magnetic pole commutation of the first electromagnet and the second electromagnet, a pressure sensor is arranged in the air chamber, and the pressure sensor is electrically connected to the controller.
The damping mechanism comprises a first limiting ring, a second limiting ring and a third limiting ring which are arranged along the sliding direction of the sliding column, wherein the first limiting ring and the second limiting ring are fixed in the transverse beam column, the third limiting ring is fixed on the sliding column, and an elastic piece is installed at the end part of the third limiting ring.
The corrugated plate is characterized in that a corrugated belt is connected between the side plate and the outer plate body, through holes are formed in the surface of the corrugated belt, the spiral cylinder is located in a closed area surrounded by the corrugated belt, the side plate and the outer plate body, and a heat dissipation fan is arranged in the closed area.
The corrugated belt comprises a belt body and T-shaped adhesive tapes arranged at the edge of the belt body, wherein the belt body comprises two layers of attached annular filter screens, a plurality of pipe rings are inserted between the two layers of annular filter screens, and the pipe rings are arranged at intervals along the width direction of the annular filter screens;
the opposite sides of the side plate and the outer plate body are respectively provided with a T-shaped annular groove, and the T-shaped adhesive tape is clamped in the T-shaped annular grooves.
The side plate is hinged with a first mounting frame, the outer plate body is hinged with a second mounting frame, the opposite sides of the first mounting frame and the second mounting frame are hinged, and the first mounting frame and the second mounting frame are provided with heat dissipation fans.
The sliding columns are arranged in a matrix manner in the vertical plane, the outer sides of the side plates are rotationally connected with rotating sleeves, the rotating sleeves are sleeved on the sliding columns, spiral tracks are arranged on the inner sides of the rotating sleeves, sliding blocks are mounted on the outer side parts of the sliding columns, and the sliding blocks are in sliding connection with the spiral tracks;
the outer side of the rotating sleeve is provided with an annular groove, and the rotating sleeve further comprises a closed traction rope which is tensioned on the four rotating sleeves and is matched in the annular groove;
the two traction ropes are arranged at intervals along the axial direction of the rotating sleeve, a third mounting frame is connected between the two traction ropes, and a heat dissipation fan is mounted on the third mounting frame.
The outer plate body is provided with a plurality of air inlets communicated with the sealed area, the air inlets are covered with a filter screen, and at least one third mounting frame is arranged between two adjacent sliding columns.
The spiral tube comprises a spiral tube, a rubber belt is connected between adjacent tube sections of the spiral tube, heat conducting oil is filled in the spiral tube, one end of the spiral tube is sealed, the other end of the spiral tube is in sealing connection with a ceramic rod, and the ceramic rod is connected to the side plate in a connection mode and extends to the air chamber.
Wherein, the spiral pipe is inserted with a radiating fin which extends to the inner side of the spiral pipe.
Wherein, rotate on the planking body and be connected with the heat dissipation post, be equipped with the screw thread groove on the heat dissipation post, the spiral pipe twines in the screw thread groove towards the pipeline section of planking body, has cup jointed flexible cover on the heat dissipation post, flexible cover elastic support is between spiral pipe and heat dissipation post.
After the technical scheme is adopted, the invention has the beneficial effects that:
1. when the pressure of the air chamber is suddenly increased, the driving mechanism can quickly respond, so that the spiral cylinder is quickly unfolded, then the volume of the whole air chamber is increased, quick depressurization is realized, and the explosion of the inflatable cabinet is avoided.
2. After the spiral cylinder is unfolded, the contact area with air is increased, and the heat dissipation efficiency of the air charging cabinet is improved.
3. The driving mechanism drives the closed area to shrink and expand, and the air exhaust of the heat dissipation fan realizes the active heat dissipation function.
Drawings
FIG. 1 is a schematic view of a first embodiment of an inflatable cabinet according to the present invention;
FIG. 2 is a partial cross-sectional view of FIG. 1;
FIG. 3 is a schematic view of a second embodiment of an inflatable cabinet according to the present invention;
FIG. 4 is a partial cross-sectional view of FIG. 3;
FIG. 5 is a partial cross-sectional view of a corrugated strip in a third embodiment of an inflatable cabinet according to the present invention;
FIG. 6 is a partial cross-sectional view of a fourth embodiment of an inflatable cabinet according to the invention;
FIG. 7 is an enlarged view of portion A of FIG. 6;
FIG. 8 is a cross-sectional view of a fifth embodiment of the inflatable cabinet of the present invention;
FIG. 9 is a cross-sectional view of a screw barrel in a sixth embodiment of the inflatable cabinet of the present invention;
in the figure, a cabinet body 1, an air chamber 10, a pressure sensor 100, a side plate 11, a beam column 12, a sliding sleeve 120, a rotating sleeve 13, a spiral track 130, a respiratory cabinet 2, an outer plate body 20, a T-shaped ring groove 200, an air inlet 201, a sliding column 21, a first electromagnet 210, a second electromagnet 211, a permanent magnet 212, a first limiting ring 213, a second limiting ring 214, a third limiting ring 215, an elastic piece 216, a sliding block 217, a heat dissipation fan 22, a first mounting frame 23, a second mounting frame 24, a third mounting frame 25, a traction rope 26, a spiral tube 3, a spiral tube 30, a rubber belt 31, a ceramic rod 32, a heat dissipation fin 33, a heat dissipation column 34, a thread groove 340, a corrugated belt 4, a belt body 40, an annular filter screen 400, a pipe ring 401 and a T-shaped adhesive tape 41.
Detailed Description
The invention is further elucidated below in conjunction with the accompanying drawings.
The directions related in the specification are all based on the directions of the inflatable cabinet in normal operation, are not limited to the directions of the inflatable cabinet in storage and transportation, and only represent relative position relations and not absolute position relations.
Example 1
As shown in fig. 1 and 2 together, the inflatable cabinet comprises a cabinet body 1 and a breathing cabinet 2. The breathing cabinet 2 may be mounted on the side or back of the cabinet 1.
The breathing cabinet 2 comprises an outer plate body 20 and a driving mechanism, wherein the outer plate body 20 is positioned outside the cabinet body 1, the outer plate body 20 is consistent with the side plate 11 of the cabinet body 1 in size, the outer plate body 20 and the side plate 11 of the cabinet body 1 are arranged at intervals in parallel, and the driving mechanism is used for connecting the outer plate body 20 and the cabinet body 1 and driving the outer plate body 20 to move towards or back to the side plate 11.
The utility model provides a be connected with a plurality of screw cylinder 3 between curb plate 11 and the planking body 20, a plurality of screw cylinder 3 arrange into the multirow in the vertical plane, adjacent two rows of screw cylinder 3 dislocation set, in this embodiment, screw cylinder 3 includes spiral pipe 30, be connected with rubber tape 31 between the adjacent pipeline section of spiral pipe 30, the axis direction of screw cylinder 3 is unanimous with the direction of movement of planking body 20, one end of screw cylinder 3 is fixed on curb plate 11, the other end is fixed on planking body 20, the one end of fixing on planking body 20 is closed, the air chamber 10 of the one end intercommunication cabinet body 1 on the curb plate 11, the inner chamber of screw cylinder 3 is the intercommunication with air chamber 10 promptly.
When the driving mechanism drives the outer plate body 20 to move, the spiral cylinder 3 moves synchronously, and the spiral cylinder 3 is gradually unfolded along with the movement of the outer plate body 20 back to the side plate 11, so that the inner cavity volume of the spiral cylinder is increased; on the contrary, the outer plate 20 moves towards the side plate 11, the spiral cylinder 3 is synchronously and gradually folded, and the inner cavity volume is reduced.
The cross beam column 12 of the inflatable cabinet is of a hollow structure, and a sliding sleeve 120 is arranged in the inner cavity of the cross beam column 12. The driving mechanism comprises a sliding column 21, a first electromagnet 210, a second electromagnet 211 and a permanent magnet 212, wherein the sliding column 21 is slidably connected in the sliding sleeve 120, and one end of the sliding column 21, which is positioned outside the beam column 12, is fixed on the outer plate body 20. In this embodiment, four slide posts 21 are provided, and the four slide posts 21 are arranged in a matrix in the vertical plane, that is, the cross beam posts 12 at four corners of the cabinet body 1 are respectively and correspondingly provided with one slide post 21.
The first electromagnet 210, the second electromagnet 211 and the permanent magnet 212 are all located in the inner cavity of the beam column 12, the permanent magnet 212 is located between the first electromagnet 210 and the second electromagnet 211, the first electromagnet 210, the second electromagnet 211 and the permanent magnet 212 are all of annular structures, the first electromagnet 210 and the second electromagnet 211 are fixed on the inner wall of the beam column 12, the permanent magnet 212 is fixedly sleeved on the sliding column 21, the magnetic poles of the opposite ends of the first electromagnet 210 and the second electromagnet 211 are always opposite, and the sliding column 21 can pass through the first electromagnet 210 and the second electromagnet 211.
The driving mechanism further comprises a controller installed in the cabinet body 1, the first electromagnet 210 and the second electromagnet 211 are electrically connected to the controller, and the magnetic pole directions of the first electromagnet 210 and the second electromagnet 211 are controlled by the controller. That is, the contact end of the first electromagnet 210 is N-pole, and at this time, the contact end of the second electromagnet is S-pole, and the controller controls the first electromagnet 210 to switch the positive-negative electrode connection potential, so that the contact end of the first electromagnet 210 becomes S-pole, and at the same time, the contact end of the second electromagnet is controlled to become N-pole.
The permanent magnet 212 has an S-pole at an end facing the first electromagnet 210 and an N-pole at an end facing the second electromagnet 211.
The pressure sensor 100 is installed in the air chamber 10, and the pressure sensor 100 is electrically connected to the controller for monitoring the pressure value of the air chamber 10 in real time.
When in use, when the contact end of the first electromagnet 210 is N pole, the S pole of the permanent magnet 212 will magnetically attract the contact end of the first electromagnet 210, and the outer plate 20 is located at the position closest to the side plate 11, i.e. the initial position, and the spiral cylinder 3 is folded to the minimum state.
When the pressure in the air chamber 10 suddenly increases to exceed a preset pressure value, the pressure sensor 100 timely transmits the detected pressure information to the controller, then the controller controls the contact end of the first electromagnet 210 to be changed from N pole to S pole, the contact end of the second electromagnet 211 is changed from S pole to N pole, repulsive force is generated between the first electromagnet 210 and the permanent magnet 212 to drive the permanent magnet 212 to move towards a direction away from the first electromagnet 210, and after the permanent magnet 212 enters the magnetic force range of the second electromagnet 211, attractive force is generated between the contact end of the second electromagnet 211 and the permanent magnet 212, so that the permanent magnet 212 is adsorbed.
When the pressure in the air chamber 10 is restored, the controller controls the contact end of the first electromagnet 210 to be changed from the S pole to the N pole, and the contact end of the second electromagnet 211 to be changed from the N pole to the S pole, the second electromagnet 211 drives the permanent magnet 212 to move towards the first electromagnet 210, and when the permanent magnet 212 enters the magnetic force range of the first electromagnet 210, the first electromagnet 210 adsorbs the permanent magnet 212, so that the reset function is realized.
In the process, the sliding column 21 synchronously acts along with the action of the permanent magnet 212, so that the synchronous action of the outer plate body 20 and the spiral cylinder 3 is realized, the sliding of the sliding column 21 is realized by two sections of continuous driving, the two sections of acceleration are realized, and the moving stroke is increased;
once the pressure of the air chamber 10 is suddenly increased, the spiral cylinder 3 can be rapidly unfolded, and then the volume of the whole air chamber 10 is increased, so that rapid depressurization is realized, and the explosion of the inflatable cabinet is avoided. After the spiral cylinder 3 is unfolded, the contact area with air is increased, and the heat dissipation efficiency of the air charging cabinet is improved.
Further, a vibration damping mechanism is installed between the cross beam 12 and the strut 21. The vibration reduction mechanism comprises a first limiting ring 213, a second limiting ring 214 and a third limiting ring 215, wherein the first limiting ring 213, the second limiting ring 214 and the third limiting ring 215 are all positioned in the inner cavity of the beam column 12, and the third limiting ring 215 is positioned between the first limiting ring 213 and the second limiting ring 214.
The first limiting ring 213 and the second limiting ring 214 are fixed in the beam column 12, the third limiting ring 215 is fixed on the sliding column 21, the sliding column 21 can pass through the first limiting ring 213 and the second limiting ring 214, the two ends of the third limiting ring 215 are provided with elastic pieces 216, the elastic pieces 216 are springs or rubber pads or air bag bodies, the rubber pads are adhered to the two ends of the third limiting ring 215.
The two rubber pads are respectively defined as a first rubber pad and a second rubber pad, and when the permanent magnet 212 and the first electromagnet 210 are magnetically attracted, the first rubber pad is elastically supported between the first limiting ring 213 and the third limiting ring 215; when the permanent magnet 212 magnetically attracts the second electromagnet 211, the second rubber pad is elastically supported between the second limiting ring 214 and the third limiting ring 215, thereby realizing the vibration reduction function.
Example 2
The difference between this embodiment and the first embodiment is that, as shown in fig. 3 and 4, in order to avoid that external dust enters the area between the side plate 11 and the outer plate 20 and causes the surface of the spiral cylinder 3 to be covered with dust, and finally the heat dissipation performance of the spiral cylinder 3 is affected, the closed corrugated strip 4 is connected between the side plate 11 and the outer plate 20, and the corrugated strip 4 can be folded along with the movement of the outer plate 20. The spiral tube 3 is positioned in a closed area surrounded by the corrugated belt 4, the side plate 11 and the outer plate body 20, and realizes a dustproof function. In this embodiment, the corrugated strip 4 includes a strip 40 and a T-shaped adhesive tape 41 provided at the edge of the strip 40, and the strip 40 has a corrugated structure. The opposite sides of the side plate 11 and the outer plate 20 of the cabinet body 1 are respectively provided with a T-shaped annular groove 200, and the T-shaped adhesive tape 41 is clamped in the T-shaped annular groove 200.
Further, the corrugated strip 4 has a through hole formed in the surface thereof, and a heat dissipating fan 22 is provided in the closed region. The heat dissipation fan 22 actively dissipates heat, and the heat dissipation fan 22 can strengthen the air flow between the sealing area and the outside, thereby improving the heat dissipation efficiency. When the outer plate 20 moves toward the side plate 11, the hot air accumulated in the sealing area can be actively pushed out.
In this embodiment, two heat dissipating fans 22 are respectively installed on a first installation frame 23 and a second installation frame 24, one side of the first installation frame 23 is rotationally connected to the side plate 11 through a first rotating shaft, one side of the second installation frame 24 is rotationally connected to the outer plate 20 through a second rotating shaft, the other side of the first installation frame 23 is rotationally connected to the other side of the second installation frame 24 through a third rotating shaft, and the first rotating shaft, the second rotating shaft and the third rotating shaft are parallel.
When the outer panel 20 moves toward the side panel 11, the first mount 23 and the second mount 24 are folded into a V shape; when the outer panel 20 moves away from the side panel 11, the first mount 23 and the second mount 24 are gradually unfolded until they are integrated into a flat shape, and a completely flattened state is reached.
Example 3
The difference between this embodiment and the second embodiment is that, as shown in fig. 5, the belt body 40 includes two layers of attached annular filter screens 400, a plurality of pipe rings 401 are inserted between the two layers of annular filter screens 400, and the plurality of pipe rings 401 are arranged at intervals along the width direction of the annular filter screens 400.
Example 4
The difference between this embodiment and the second embodiment is that the mounting manner of the heat dissipating fan 22, as shown in fig. 6 and 7, further includes a rotating sleeve 13, a traction rope 26, and a third mounting frame 25, and the heat dissipating fan 22 is mounted on the third mounting frame 25.
The outside of curb plate 11 is equipped with the mount pad, and the hole of mount pad passes through bearing connection cover 13, and cover 13 cup joints on the traveller 21 for traveller 21 can slide in cover 13, and the inboard of cover 13 is equipped with spiral track 130, and slider 217 is installed to the outer end lateral part of traveller 21, and slider 217 sliding connection is in spiral track 130. Preferably, the sliding block 217 is a ball, and a ball groove is arranged on the outer side of the sliding column 21, and the ball is in rolling connection with the ball groove.
The outside of the rotating sleeve 13 is provided with annular grooves, the rotating sleeve 13 is totally four, the traction rope 26 is supported into a tensioning state by the four rotating sleeves 13, and the traction rope 26 is limited in the annular grooves. The traction ropes 26 are arranged in two, and the two traction ropes 26 are arranged at intervals along the axial direction of the rotating sleeve 13. Two parallel mounting holes are formed in the third mounting frame 25, each mounting hole is correspondingly provided with a traction rope 26 in a penetrating mode, threaded holes communicated with the mounting holes are formed in the side portions of the third mounting frame 25, bolts are connected in the threaded holes, and the traction ropes 26 are spun through the bolts, so that the third mounting frame 25 and the traction ropes 26 are fixedly connected.
When active heat dissipation is needed, the sliding column 21 reciprocates to drive the sliding blocks 217 to synchronously move, the sliding column 21 drives the rotating sleeve 13 to rotate in the sliding process of the spiral track 130, and the rotating sleeve 13 rotates to drive the traction rope 26 to synchronously move, so that the third mounting frame 25 and the heat dissipation fan 22 are driven to reciprocate, the air exhaust area of the heat dissipation fan 22 is improved, and the heat dissipation efficiency is improved.
Further, a plurality of air inlets 201 communicated with the sealed area are formed in the outer plate body 20, a filter screen is covered on the air inlets 201, at least one third mounting frame 25 is arranged between every two adjacent sliding columns 21, at least one cooling fan 22 is arranged on the periphery of the spiral cylinder 3, when the rotating sleeve 13 drives the traction rope 26 to move, the cooling fans 22 in the upper and lower directions move left and right, the cooling fans 22 in the left and right directions move up and down, external air enters through the air inlets 201, and then the external air is evenly led out through the corrugated strips 4 by the cooling fans 22, so that the cooling efficiency is further improved.
Example 5
The difference between this embodiment and the first embodiment is that, as shown in fig. 8, the spiral tube 30 contains heat conducting oil, one end of the spiral tube 30 is closed, the other end is inserted with a ceramic rod 32 in a sealing manner, the ceramic rod 32 has good insulation and heat conducting properties, the ceramic rod 32 is inserted on the side plate 11 in a sealing manner, and extends to the air chamber 10 after penetrating through the side plate 11, heat in the air chamber 10 is transferred to the heat conducting oil through the ceramic rod 32, and then is exchanged with the outside through the spiral tube 30, so that efficient heat dissipation is achieved.
Furthermore, the spiral tube 30 is inserted with a heat dissipation fin 33, the heat dissipation fin 33 extends to the inner side of the spiral tube 3, the heat dissipation fin 33 is made of ceramics, and the part of the heat dissipation fin 33 inserted in the spiral tube 30 is in direct contact with heat conduction oil. The heat radiating fin 33 can increase the contact area between the spiral tube 3 and air, and further improve the heat radiating performance.
Example 6
The difference between this embodiment and the fifth embodiment is that, as shown in fig. 9, the outer plate 20 is rotatably connected with a heat dissipation post 34, the heat dissipation post 34 is made of ceramic, the heat dissipation post 34 is rotatably connected to the outer plate 20 through a sealed bearing, the heat dissipation post 34 is provided with a thread groove 340, a pipe section of the spiral pipe 30 facing the outer plate 20 is wound in the thread groove 340, and the extendable area of the spiral cylinder 3 can be adjusted by rotating the heat dissipation post 34, so as to adjust the size of the whole extendable space of the spiral cylinder 3. The heat dissipation column 34 is sleeved with a flexible sleeve, preferably a rubber sleeve, which is elastically supported between the spiral tube 30 and the heat dissipation column 34, so that the tightness of the spiral tube 3 is ensured.
The present invention is not limited to the above-described specific embodiments, and various modifications may be made by those skilled in the art without inventive effort from the above-described concepts, and are within the scope of the present invention.
Claims (10)
1. The inflatable cabinet is characterized by comprising a cabinet body and a breathing cabinet, wherein the breathing cabinet comprises an outer plate body and a driving mechanism, the outer plate body is positioned outside the cabinet body and is opposite to a side plate of the cabinet body, and the driving mechanism drives the outer plate body to move towards or back to the side plate;
a plurality of spiral barrels are connected between the side plates and the outer plate body, the spiral barrels are communicated with an air chamber of the cabinet body, and the spiral barrels are synchronously unfolded and folded along with the action of the outer plate body;
the driving mechanism comprises a sliding column, a first electromagnet, a second electromagnet and a permanent magnet, wherein the sliding column is connected in a beam column of the cabinet body in a sliding way, and one end of the sliding column, which is positioned outside the beam column, is fixedly connected with the outer plate body;
the first electromagnet, the second electromagnet and the permanent magnet are all positioned in the cross beam column, the first electromagnet and the second electromagnet are both fixed on the inner wall of the cross beam column, the permanent magnet is fixed on the sliding column, the permanent magnet is positioned between the first electromagnet and the second electromagnet, and the magnetic poles of the first electromagnet and the second electromagnet are oppositely arranged and are alternately magnetically attracted with the permanent magnet;
the driving mechanism further comprises a controller for controlling the magnetic pole commutation of the first electromagnet and the second electromagnet, a pressure sensor is arranged in the air chamber, and the pressure sensor is electrically connected to the controller.
2. The inflatable cabinet of claim 1, wherein a vibration reduction mechanism is installed between the beam column and the sliding column, the vibration reduction mechanism comprises a first limiting ring, a second limiting ring and a third limiting ring which are arranged along the sliding direction of the sliding column, the first limiting ring and the second limiting ring are fixed on the beam Liang Zhuna, the third limiting ring is fixed on the sliding column, and an elastic piece is installed at the end part of the third limiting ring.
3. The inflatable cabinet of claim 1, wherein a corrugated belt is connected between the side plate and the outer plate body, through holes are formed in the surface of the corrugated belt, the spiral cylinder is located in an enclosed area surrounded by the corrugated belt, the side plate and the outer plate body, and a heat dissipation fan is arranged in the enclosed area.
4. The inflatable cabinet of claim 3, wherein the corrugated belt comprises a belt body and a T-shaped adhesive tape arranged at the edge of the belt body, the belt body comprises two layers of annular filter screens which are jointed, a plurality of pipe rings are inserted between the two layers of annular filter screens, and the pipe rings are arranged at intervals along the width direction of the annular filter screens;
the opposite sides of the side plates and the outer plate body are respectively provided with a T-shaped annular groove, and the T-shaped adhesive tape is clamped in the T-shaped annular grooves.
5. A cabinet according to claim 3, wherein the side panels are hinged with a first mounting frame, the outer panel is hinged with a second mounting frame, the first mounting frame is hinged with the opposite side of the second mounting frame, and the first mounting frame and the second mounting frame are each provided with a heat dissipating fan.
6. An inflatable cabinet as claimed in claim 3, wherein the sliding columns are arranged in a matrix in a vertical plane, the outer sides of the side plates are rotatably connected with rotating sleeves, the rotating sleeves are sleeved on the sliding columns, spiral tracks are arranged on the inner sides of the rotating sleeves, sliding blocks are arranged on the outer side parts of the sliding columns, and the sliding blocks are slidably connected in the spiral tracks;
the outer side of the rotating sleeve is provided with an annular groove, and the rotating sleeve further comprises a closed traction rope which is tensioned on the four rotating sleeves and is matched in the annular groove;
the two traction ropes are arranged at intervals along the axial direction of the rotating sleeve, a third mounting frame is connected between the two traction ropes, and a heat dissipation fan is mounted on the third mounting frame.
7. An inflatable cabinet according to claim 3, wherein the outer plate body is provided with a plurality of air inlet holes communicated with the sealing area, the air inlet holes are covered with filter screens, and at least one third mounting frame is arranged between two adjacent sliding columns.
8. An inflatable cabinet according to claim 1, wherein the spiral tube comprises a spiral tube, a rubber belt is connected between adjacent tube sections of the spiral tube, heat conduction oil is filled in the spiral tube, one end of the spiral tube is closed, the other end of the spiral tube is in sealing connection with a ceramic rod, and the ceramic rod is connected to the side plate in a plug-in mode and extends to the air chamber.
9. An inflatable cabinet as claimed in claim 8, wherein the spiral tube is plugged with heat dissipation fins which extend to the inside of the spiral tube.
10. The inflatable cabinet of claim 8, wherein the outer plate body is rotatably connected with a heat dissipation post, a thread groove is formed in the heat dissipation post, a pipe section of the spiral pipe facing the outer plate body is wound in the thread groove, a flexible sleeve is sleeved on the heat dissipation post, and the flexible sleeve is elastically supported between the spiral pipe and the heat dissipation post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310227550.6A CN115954789B (en) | 2023-03-10 | 2023-03-10 | Inflatable cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310227550.6A CN115954789B (en) | 2023-03-10 | 2023-03-10 | Inflatable cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115954789A CN115954789A (en) | 2023-04-11 |
| CN115954789B true CN115954789B (en) | 2023-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310227550.6A Active CN115954789B (en) | 2023-03-10 | 2023-03-10 | Inflatable cabinet |
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| CN (1) | CN115954789B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008055866A1 (en) * | 2008-11-05 | 2010-05-06 | Quintex Gmbh | Explosion-proof switching device and method for operating a switching device with an explosion-proof housing |
| CN208142573U (en) * | 2018-05-04 | 2018-11-23 | 广东电网有限责任公司 | A kind of switch controlling device of high-tension switch cabinet |
| CN213989878U (en) * | 2020-12-21 | 2021-08-17 | 深圳市锐志电力技术有限公司 | Explosion-proof structure of inflatable cabinet |
| CN113314976B (en) * | 2021-06-21 | 2023-07-11 | 陕西惠齐电力科技开发有限公司 | Intelligent power distribution cabinet based on data monitoring and application method thereof |
| CN113346392B (en) * | 2021-07-05 | 2022-06-17 | 中山市天博电气实业有限公司 | Wisdom city is with water proof formula switch board that has heat dissipation function |
| CN114883922A (en) * | 2022-05-20 | 2022-08-09 | 南通金茂防爆电气有限公司 | Explosion-proof power distribution cabinet for dust workshop |
| CN115441347A (en) * | 2022-09-26 | 2022-12-06 | 广东电网有限责任公司 | Explosion-proof pressure relief device of prefabricated cabin formula cubical switchboard |
| CN115498532A (en) * | 2022-11-10 | 2022-12-20 | 张笑毅 | Novel high-voltage power cabinet |
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2023
- 2023-03-10 CN CN202310227550.6A patent/CN115954789B/en active Active
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