Contact box for switch cabinet

Abstract

The utility model provides a contact box for a switch cabinet, which relates to the technical field of power equipment and comprises a heat dissipation base and a contact box body, an upper sealing plate and a lower sealing plate are both connected with a lifting mechanism, a first moving plate is arranged on the upper portion in a groove, and a second moving plate is arranged on the lower portion in the groove. The first moving plate and the second moving plate are both connected with the driving part, a movable groove is formed in the first moving plate, a movable upper positioning plate is arranged in the movable groove, the adjusting assembly is connected with the movable upper positioning plate, and a fixed lower positioning plate is arranged at the top of the second moving plate; according to the utility model, the first moving plate and the second moving plate are arranged in the groove, and the driving part is arranged to drive the first moving plate and the second moving plate, so that a wire penetrating into the docking port can be respectively positioned and separated by using the plurality of movable upper positioning plates and the plurality of fixed lower positioning plates which are symmetrically arranged; multiple wires are prevented from being entangled together, and the movable upper positioning plate can be singly adjusted through the adjusting assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of electric power equipment, in particular to a contact box for a switch cabinet. Background Art

[0002] The switch cabinet is made of steel and is used to protect the normal operation of components. Its main function is to open and close, control and protect electrical equipment during the power generation, transmission, distribution and energy conversion of the power system. The switch cabinet is usually placed directly on the floor of the indoor planning by its own gravity. The contact box is an epoxy resin APG process pressure gel molding structure, which is used in various trolley-type switch cabinets to play the role of insulation isolation and connection transition. Under rated current, the temperature rise of the outlet end of the contact box under long-term operation does not exceed 65 degrees. The contact box is used in various trolley-type switch cabinets, and the use condition is that the altitude does not exceed 1000M.

[0003] Since the docking interfaces of most existing contact boxes are relatively spacious rectangular docking interfaces, more wires can be inserted, but such docking interface structures lack directionality and separation for the wires. Multiple wires are easily entangled, making maintenance and replacement difficult. In addition, the entangled wires are prone to generate heat due to their own resistance and contact resistance, and the heat dissipation effect of the contacts is an important reason that affects their service life.

[0004] Therefore, the utility model provides a contact box for a switch cabinet to solve the deficiencies in the prior art. Summary of the invention

[0005] In view of the above problems, the purpose of the utility model is to provide a contact box for a switch cabinet. By arranging a first movable plate and a second movable plate in the groove, and by arranging a driving component to drive the first movable plate and the second movable plate, the wires inserted into the docking interface can be positioned and separated by using a plurality of symmetrically arranged movable upper positioning plates and a fixed lower positioning plate, respectively, to avoid entanglement of multiple wires, and the movable upper positioning plate can be individually adjusted by an adjusting component to realize convenient replacement of a single wire, and the utility model is highly convenient to use.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A contact box for a switch cabinet comprises a heat dissipation base and a contact box body, wherein the contact box body is arranged above the heat dissipation base, an exhaust port is arranged on the top of the contact box body, an exhaust fan is arranged in the exhaust port, an upper sealing plate is arranged above the exhaust port, a lower sealing plate is arranged below the heat dissipation base, a lifting mechanism is arranged on one side of the contact box body, the upper sealing plate and the lower sealing plate are both connected to the lifting mechanism, a groove is arranged on the front side of the upper end of the contact box body, a docking port is arranged inside the groove, the docking port is communicated with the inside of the contact box body, a first movable plate is arranged above the inside of the groove, and the groove A second movable plate is provided at the lower part of the groove, mounting grooves are provided on the contact box body on both sides of the groove, a driving component is provided in the mounting groove, the first movable plate and the second movable plate are both connected to the driving component, a movable groove is provided inside the first movable plate, and there are multiple movable grooves, a movable upper positioning plate is provided in the movable groove, an adjustment component adapted to the movable upper positioning plate is provided on the first movable plate, the adjustment component is connected to the movable upper positioning plate, a fixed lower positioning plate is provided on the top of the second movable plate, and the number and position of the fixed lower positioning plate are adapted to the number and position of the movable upper positioning plate.

[0008] A further improvement is that the driving component includes a bidirectional screw, a first rotating wheel and a guide rod, a bidirectional screw is rotatably arranged in the installation groove on one side, and a guide rod is arranged in the installation groove on the other side, the upper end of the bidirectional screw passes through the top of the contact box body and is installed with the first rotating wheel, one end of the first movable plate and the second movable plate are respectively threadedly connected to the bidirectional screw through a movable block, and the other end of the first movable plate and the second movable plate are respectively slidably connected to the guide rod through a movable block.

[0009] Further improvements are: the adjustment component includes an adjusting screw and a second rotating wheel, an adjusting screw is rotatably provided inside the movable groove, the top of the movable upper positioning plate is threadedly connected to the adjusting screw through a movable sleeve, both sides of the movable upper positioning plate are slidably connected to the movable groove, and a second rotating wheel is provided after the upper end of the adjusting screw extends out of the top of the first movable plate.

[0010] Further improvements are: the heat dissipation base includes a base body, an air inlet fan and a hygroscopic isolation component, a horizontal plate is provided inside the base body, the air inlet fan is installed on the horizontal plate, the air outlet of the air inlet fan is connected to the air inlet end of the bottom of the contact box body, and a hygroscopic isolation component is provided between the air outlet of the air inlet fan and the air inlet end of the bottom of the contact box body, and the lower sealing plate is arranged at a position below the air inlet of the air inlet fan.

[0011] Further improvements are: the hygroscopic isolation component includes a dust removal frame, a dust net, a dehumidification frame and hygroscopic cotton, a dust removal frame is detachably installed between the air outlet of the air inlet fan and the air inlet end at the bottom of the contact box body, a dust net is provided inside the dust removal frame, a dehumidification frame is detachably installed on the top of the dust removal frame, and hygroscopic cotton is provided inside the dehumidification frame.

[0012] Further improvements are: the lifting mechanism includes a first movable rod, a second movable rod, a rack, a driving shaft and a gear, the first movable rod and the second movable rod are slidably provided on the side walls of the contact box body respectively, one end of the first movable rod is connected to the upper sealing plate, and one end of the second movable rod is connected to the lower sealing plate, a wing plate is provided on the side wall of the contact box body, a driving shaft is rotatably provided on the wing plate, a gear is installed on the driving shaft, and the first movable rod and the second movable rod are provided with racks meshing with gears on the inner sides.

[0013] The beneficial effects of the utility model are as follows: the utility model arranges the first movable plate and the second movable plate in the groove, and arranges a driving component to drive the first movable plate and the second movable plate, so that the wires inserted into the docking port can be positioned and separated by using a plurality of symmetrically arranged movable upper positioning plates and a fixed lower positioning plate, respectively, to avoid entanglement of a plurality of wires, and the movable upper positioning plate can be individually adjusted by an adjusting component to realize convenient replacement of a single wire, and the utility model is highly convenient to use; by arranging a heat dissipation base and an exhaust fan, efficient heat dissipation of the interior of the contact box body can be achieved, and at the same time, the upper sealing plate and the lower sealing plate connected to the lifting mechanism can be used to seal the interior of the contact box body to prevent the interior of the contact box body from getting damp. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the docking structure of the utility model;

[0016] Figure 3 It is a top view schematic diagram of the installation structure of the contact box body of the utility model;

[0017] Figure 4 It is a schematic diagram of the front view of the lifting mechanism structure of the utility model.

[0018] Wherein: 1. heat dissipation base; 101. base body; 102. air inlet fan; 103. dust removal frame; 104. dust net; 105. dehumidification frame; 106. moisture-absorbing cotton; 2. contact box body; 3. exhaust port; 4. exhaust fan; 5. upper sealing plate; 6. lower sealing plate; 7. lifting mechanism; 701. first movable rod; 702. second movable rod; 703. rack; 704. drive shaft; 705. gear; 706. wing plate; 8. groove; 9. docking port; 10. first movable plate; 11. second movable plate; 12. mounting groove; 13. movable upper positioning plate; 14. fixed lower positioning plate; 15. bidirectional screw; 16. first rotating wheel; 17. guide rod; 18. adjusting screw; 19. second rotating wheel; 20. movable sleeve. DETAILED DESCRIPTION

[0019] In order to deepen the understanding of the present invention, the present invention will be further described in detail below in conjunction with an embodiment. The embodiment is only used to explain the present invention and does not constitute a limitation on the protection scope of the present invention.

[0020] according to Figure 1-4 As shown, the present embodiment proposes a contact box for a switch cabinet, comprising a heat dissipation base 1 and a contact box body 2, wherein the contact box body 2 is provided above the heat dissipation base 1, an exhaust port 3 is provided at the top of the contact box body 2, an exhaust fan 4 is provided in the exhaust port 3, an upper sealing plate 5 is provided above the exhaust port 3, a lower sealing plate 6 is provided at the lower part of the heat dissipation base 1, a lifting mechanism 7 is provided on one side of the contact box body 2, the upper sealing plate 5 and the lower sealing plate 6 are both connected to the lifting mechanism 7, a groove 8 is provided on the front side of the upper end of the contact box body 2, a docking port 9 is provided inside the groove 8, the docking port 9 is communicated with the inside of the contact box body 2, a first movable plate 10 is provided above the inside of the groove 8, and the A second movable plate 11 is provided at the lower part of the groove 8, and mounting grooves 12 are provided on the contact box body 2 on both sides of the groove 8, and a driving component is provided in the mounting groove 12, and the first movable plate 10 and the second movable plate 11 are both connected with the driving component, and a movable groove is provided inside the first movable plate 10, and there are multiple movable grooves, and a movable upper positioning plate 13 is provided in the movable groove, and an adjustment component adapted to the movable upper positioning plate 13 is provided on the first movable plate 10, and the adjustment component is connected to the movable upper positioning plate 13, and a fixed lower positioning plate 14 is provided on the top of the second movable plate 11, and the number and position of the fixed lower positioning plates 14 are adapted to the number and position of the movable upper positioning plates 13.

[0021] When the contact box of the utility model is used, when the wire passes through the docking port 9, the first movable plate 10 and the second movable plate 11 are driven by the driving component to approach each other, and then the wires are positioned and separated by the movable upper positioning plate 13 and the fixed lower positioning plate 14 at the corresponding positions to prevent multiple wires from being entangled with each other. When it is necessary to open the movable upper positioning plate 13 and the fixed lower positioning plate 14 at a certain position to perform related maintenance and replacement operations on the fixed wires, the movable upper positioning plate 13 is driven to move upward by the adjustment component, so that the movable upper positioning plate 13 releases the positioning of the wires; the utility model The contact box of this type also has efficient heat dissipation capability. When the lifting mechanism 7 is used to control the upper sealing plate 5 and the lower sealing plate 6 to move away from each other, the heat dissipation base 1 can be used to introduce outside air into the contact box body 2 for heat dissipation. Finally, the hot air is discharged through the exhaust fan 4 in the exhaust port 3. When the heat dissipation operation is not performed, the upper sealing plate 5 and the lower sealing plate 6 are controlled to reset, so that the upper sealing plate 5 and the lower sealing plate 6 respectively seal the exhaust port 3 and the air inlet of the exhaust fan 4, so that outside water vapor cannot enter the contact box body 2 through the exhaust port 3 and the air inlet of the exhaust fan 4.

[0022] The driving component includes a bidirectional screw 15, a first rotating wheel 16 and a guide rod 17. The bidirectional screw 15 is rotatably arranged in the installation groove 12 on one side, and the guide rod 17 is arranged in the installation groove 12 on the other side. The upper end of the bidirectional screw 15 passes through the top of the contact box body 2 and is installed with the first rotating wheel 16. One end of the first movable plate 10 and the second movable plate 11 are respectively threadedly connected with the bidirectional screw 15 through a moving block, and the other end of the first movable plate 10 and the second movable plate 11 are respectively slidably connected with the guide rod 17 through a moving block. The bidirectional screw 15 is driven to rotate by rotating the first rotating wheel 16, so that the first movable plate 10 and the second movable plate 11 are synchronously moved relatively on the bidirectional screw 15 and the guide rod 17, so as to drive the movable upper positioning plate 13 and the fixed lower positioning plate 14 to position the wire.

[0023] The adjustment assembly includes an adjustment screw 18 and a second rotating wheel 19. The adjustment screw 18 is rotatably arranged inside the movable groove. The top of the movable upper positioning plate 13 is threadedly connected to the adjustment screw 18 through a movable sleeve 20. Both sides of the movable upper positioning plate 13 are slidably connected to the movable groove. The upper end of the adjustment screw 18 is extended out of the top of the first movable plate 10 and is provided with a second rotating wheel 19. By rotating the adjustment screw 18, the movable upper positioning plate 13 threadedly connected to the adjustment screw 18 through the movable sleeve 20 is lifted and lowered, thereby realizing the loosening of the positioning of the wire.

[0024] The heat dissipation base 1 includes a base body 101, an air inlet fan 102 and a hygroscopic isolation component. A horizontal plate is provided inside the base body 101, and the air inlet fan 102 is installed on the horizontal plate. The air outlet of the air inlet fan 102 is connected to the air inlet end at the bottom of the contact box body 2, and a hygroscopic isolation component is provided between the air outlet of the air inlet fan 102 and the air inlet end at the bottom of the contact box body 2. The lower sealing plate 6 is arranged below the air inlet of the air inlet fan 102. When the air inlet of the air inlet fan 102 is opened, air is sucked into the contact box body 2. During the process of air being introduced, the air is dusted and dehumidified by the hygroscopic isolation component, and then the clean and dry air enters the contact box body 2 for heat dissipation.

[0025] The hygroscopic isolation component includes a dust removal frame 103, a dust net 104, a dehumidification frame 105 and hygroscopic cotton 106. The dust removal frame 103 is detachably mounted between the air outlet of the air inlet fan 102 and the air inlet end at the bottom of the contact box body 2. The dust removal frame 103 is provided with a dust net 104. The dehumidification frame 105 is detachably mounted on the top of the dust removal frame 103. The dehumidification frame 105 is provided with hygroscopic cotton 106. The detachable dust removal frame 103 and the dehumidification frame 105 can be replaced regularly to ensure that the hygroscopic isolation component has stable dust removal and dehumidification capabilities.

[0026] The lifting mechanism 7 includes a first movable rod 701, a second movable rod 702, a rack 703, a drive shaft 704 and a gear 705. The first movable rod 701 and the second movable rod 702 are slidably arranged on the side wall of the contact box body 2, one end of the first movable rod 701 is connected to the upper sealing plate 5, and one end of the second movable rod 702 is connected to the lower sealing plate 6. A wing plate 706 is arranged on the side wall of the contact box body 2, and a drive shaft 704 is rotatably arranged on the wing plate 706. A gear 705 is installed on the drive shaft 704. The inner sides of the first movable rod 701 and the second movable rod 702 are both provided with a rack 703 meshing with the gear 705. By rotating the drive shaft 704, the gear 705 drives the first movable rod 701 and the second movable rod 702 equipped with the rack 703 to move relative to each other, so as to realize synchronous movement or reset of the upper sealing plate 5 and the lower sealing plate 6.

[0027] The utility model arranges a first movable plate 10 and a second movable plate 11 in a groove 8, and arranges a driving component to drive the first movable plate 10 and the second movable plate 11. The wires inserted into the docking port 9 can be positioned and separated by a plurality of symmetrically arranged movable upper positioning plates 13 and a fixed lower positioning plate 14, respectively, to avoid entanglement of a plurality of wires. The movable upper positioning plate 13 can be individually adjusted by an adjusting component to realize convenient replacement of a single wire, and the utility model is highly convenient to use. The heat dissipation base 1 and the exhaust fan 4 are arranged to realize efficient heat dissipation of the interior of the contact box body 2. At the same time, the upper sealing plate 5 and the lower sealing plate 6 connected to the lifting mechanism 7 can be used to seal the interior of the contact box body 2 to prevent the interior of the contact box body 2 from getting damp.

[0028] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A contact box for a switch cabinet, characterized in that: The invention comprises a heat dissipation base (1) and a contact box body (2), wherein a contact box body (2) is arranged above the heat dissipation base (1), an exhaust port (3) is arranged at the top of the contact box body (2), an exhaust fan (4) is arranged inside the exhaust port (3), an upper sealing plate (5) is arranged above the exhaust port (3), a lower sealing plate (6) is arranged at the bottom of the heat dissipation base (1), a lifting mechanism (7) is arranged on one side of the contact box body (2), the upper sealing plate (5) and the lower sealing plate (6) are both connected to the lifting mechanism (7), a groove (8) is arranged at the front side of the upper end of the contact box body (2), a docking port (9) is arranged inside the groove (8), the docking port (9) is communicated with the inside of the contact box body (2), a first movable plate (10) is arranged above the inside of the groove (8), and the groove (8) is provided with a plurality of movable plates (11) disposed on the upper side of the contact box body (2). A second movable plate (11) is provided at the lower part of the groove (8), mounting grooves (12) are provided on the contact box body (2) on both sides of the groove (8), a driving component is provided in the mounting groove (12), the first movable plate (10) and the second movable plate (11) are both connected to the driving component, a movable groove is provided in the first movable plate (10), a plurality of movable grooves are provided, a movable upper positioning plate (13) is provided in the movable groove, an adjustment component adapted to the movable upper positioning plate (13) is provided on the first movable plate (10), the adjustment component is connected to the movable upper positioning plate (13), a fixed lower positioning plate (14) is provided on the top of the second movable plate (11), the number and position of the fixed lower positioning plate (14) are adapted to the number and position of the movable upper positioning plate (13).

2. A contact box for a switch cabinet according to claim 1, characterized in that: The driving component comprises a bidirectional screw (15), a first rotating wheel (16) and a guide rod (17); a bidirectional screw (15) is rotatably arranged in the installation groove (12) on one side, and a guide rod (17) is arranged in the installation groove (12) on the other side; the upper end of the bidirectional screw (15) passes through the top of the contact box body (2) and is installed with the first rotating wheel (16); one end of the first movable plate (10) and the second movable plate (11) are respectively threadedly connected to the bidirectional screw (15) through a movable block, and the other end of the first movable plate (10) and the second movable plate (11) are respectively slidably connected to the guide rod (17) through a movable block.

3. A contact box for a switch cabinet according to claim 1, characterized in that: The adjustment assembly comprises an adjustment screw (18) and a second rotating wheel (19); the adjustment screw (18) is rotatably arranged inside the movable groove; the top of the movable upper positioning plate (13) is threadedly connected to the adjustment screw (18) via a movable sleeve (20); both sides of the movable upper positioning plate (13) are slidably connected to the movable groove; and the second rotating wheel (19) is arranged after the upper end of the adjustment screw (18) extends out of the top of the first movable plate (10).

4. A contact box for a switch cabinet according to claim 1, characterized in that: The heat dissipation base (1) comprises a base body (101), an air inlet fan (102) and a moisture-absorbing isolation component. A transverse plate is provided inside the base body (101), and the air inlet fan (102) is mounted on the transverse plate. The air outlet of the air inlet fan (102) is connected to the air inlet end at the bottom of the contact box body (2), and a moisture-absorbing isolation component is provided between the air outlet of the air inlet fan (102) and the air inlet end at the bottom of the contact box body (2). The lower sealing plate (6) is arranged below the air inlet of the air inlet fan (102).

5. A contact box for a switch cabinet according to claim 4, characterized in that: The moisture-absorbing isolation component comprises a dust removal frame (103), a dust net (104), a dehumidification frame (105) and moisture-absorbing cotton (106); the dust removal frame (103) is detachably mounted between the air outlet of the air inlet fan (102) and the air inlet end at the bottom of the contact box body (2); a dust net (104) is arranged inside the dust removal frame (103); a dehumidification frame (105) is detachably mounted on the top of the dust removal frame (103); and moisture-absorbing cotton (106) is arranged inside the dehumidification frame (105).

6. A contact box for a switch cabinet according to claim 1, characterized in that: The lifting mechanism (7) comprises a first movable rod (701), a second movable rod (702), a rack (703), a drive shaft (704) and a gear (705); the first movable rod (701) and the second movable rod (702) are slidably provided on the side walls of the contact box body (2), one end of the first movable rod (701) is connected to the upper sealing plate (5), and one end of the second movable rod (702) is connected to the lower sealing plate (6); a wing plate (706) is provided on the side wall of the contact box body (2); a drive shaft (704) is rotatably provided on the wing plate (706), and a gear (705) is installed on the drive shaft (704); and a rack (703) meshing with the gear (705) is provided on the inner side of each of the first movable rod (701) and the second movable rod (702).

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