Air cooling structure of gas chromatograph

Abstract

An air cooling structure of a gas chromatograph belongs to the technical field of air cooling equipment of the gas chromatograph, comprises a protective shell, a clamping device, an air cooling device, a connecting snap ring, an air cooling fan, a sealing cover plate and a filtering through hole, and is characterized in that the clamping device is inserted into the middle of the upper surface of the protective shell; an air cooling device is inserted in the circle center of the upper surface of the clamping device in a penetrating mode, a connecting clamping ring is inserted in the lower portion of the side surface of the interior of the air cooling device, air cooling fans are connected to the peripheral edges of the upper surface of the connecting clamping ring, and a sealing cover plate is connected to the circle center of the upper surface of the air cooling device; a plurality of filtering through holes are evenly distributed in the circle center of the upper surface of the sealing cover plate, a worker can assemble and disassemble the air cooling device without using an auxiliary tool, the worker can assemble and disassemble the air cooling device quickly at any time, and when a fan is replaced, the whole air cooling device does not need to be disassembled to replace the fan through the opening.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of air cooling structure of gas chromatograph, belong to air cooling equipment technical field for gas chromatograph. BACKGROUND

[0002] The existing air cooling device of gas chromatograph needs to use auxiliary tools when being assembled and disassembled, and a large amount of time is needed for the staff to assemble and disassemble the air cooling device, and when replacing the fan of the air cooling machine, the entire air cooling device needs to be disassembled before the fan can be replaced, which is inconvenient for the staff to operate and use and reduces work efficiency. CONTENT OF THE UTILITY MODEL

[0003] The utility model discloses a kind of air cooling devices of gas chromatograph, belong to air cooling equipment technical field for gas chromatograph.

[0004] The air-cooled structure of a gas chromatograph comprises a protective shell 1, a clamping device 2, an air-cooled device 3, a connecting clamping ring 4, an air-cooled fan 5, a sealing cover plate 6 and filter through holes 7, characterized in that the clamping device 2 is internally inserted in the middle of the upper surface of the protective shell 1, the air-cooled device 3 is penetratedly inserted in the center of the upper surface of the clamping device 2, the connecting clamping ring 4 is internally inserted below the side surface of the air-cooled device 3, the air-cooled fan 5 is connected to the upper surface of the connecting clamping ring 4 around the edge, the sealing cover plate 6 is connected to the center of the upper surface of the air-cooled device 3, a plurality of filter through holes 7 are evenly distributed in the center of the upper surface of the sealing cover plate 6, the protective shell 1 comprises a box body 1-1, a round hole 1-2, a slot 1-3, a sliding groove 1-4 and a clamping hole 1-5, the round hole 1-2 is arranged in the middle of the upper surface of the box body 1-1, the slots 1-3 are symmetrically arranged on the outer side edges of the upper surface of the round hole 1-2, the sliding grooves 1-4 are arranged around the middle of the inner side surface of the round hole 1-2, and the clamping holes 1-5 are symmetrically arranged on the inner upper surface of the sliding grooves 1-4, the main machine of the gas chromatograph is arranged on the inner lower surface of the box body 1-1, the clamping device 2 comprises a rotating ring 2-1, a support plate 2-2, a spring 2-3 and a clamping column 2-4, the support plates 2-2 are symmetrically connected to the outer side surfaces of the rotating ring 2-1, the spring 2-3 is internally connected to the middle of the upper surface of the support plate 2-2, the clamping column 2-4 is connected to the center of the upper surface of the spring 2-3, the rotating ring 2-1 is inserted in the round hole 1-2, the support plate 2-2 is inserted in the sliding groove 1-4, the clamping column 2-4 is clamped in the clamping hole 1-5, the size of the slot 1-3 is matched with the size of the support plate 2-2, the air-cooled device 3 comprises an outer pipe 3-1, an air pipe 3-2, a magnetic sheet 3-3 and an internal thread 3-4, the air pipe 3-2 is connected to the lower surface of the outer pipe 3-1 around the edge, the magnetic sheets 3-3 are symmetrically connected to the lower inner side surface of the outer pipe 3-1, the internal thread 3-4 is arranged around the upper edge of the inner side surface of the outer pipe 3-1, the outer pipe 3-1 is penetratedly inserted in the center of the upper surface of the rotating ring 2-1, the connecting clamping ring 4 is clamped on the upper surface of the magnetic sheet 3-3, and the sealing cover plate 6 and the outer pipe 3-1 are connected by the internal thread 3-4.

[0005] The air-cooled device can be assembled and disassembled without using auxiliary tools, and the air-cooled device can be quickly assembled and disassembled at any time, and the fan can be replaced without disassembling the entire air-cooled device. BRIEF DESCRIPTION OF DRAWINGS

[0006] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0007] Figure 2 It is a schematic diagram of the protective shell 1 structure of the utility model;

[0008] Figure 3 is the structure schematic view of the clamping device 2 of the utility model

[0009] Figure 4 is the structure schematic view of the air cooling device 3 of the utility model. CONCRETE EMBODIMENT

[0010] Refer to Figure 1 Figure 2 Figure 3 Figure 4 The utility model relates to a kind of air cooling structure of gas chromatograph, it includes protective housing 1, clamping device 2, air cooling device 3, connecting snap ring 4, air cooling fan 5, sealing cover plate 6, filter through-hole 7, it is characterized by: the inside of the middle part of the upper surface of protective housing 1 is inserted with clamping device 2, the air cooling device 3 is penetrated and inserted in the upper surface centric position of clamping device 2, the inside lateral surface lower portion of air cooling device 3 is inserted with connecting snap ring 4, the upper surface periphery of connecting snap ring 4 is connected with air cooling fan 5, the upper surface centric position of air cooling device 3 is connected with sealing cover plate 6, the upper surface centric position of sealing cover plate 6 is evenly distributed with a plurality of filter through-hole 7, the protective housing 1 includes box 1-1, round hole 1-2, slot 1-3, sliding slot 1-4 and clamping hole 1-5, the upper surface middle part of box 1-1 is equipped with round hole 1-2, the left and right symmetry of the upper surface outer side edge of round hole 1-2 is equipped with slot 1-3, the inside lateral surface middle part of round hole 1-2 is equipped with sliding slot 1-4 around, the inside upper surface front and back symmetry of sliding slot 1-4 is equipped with clamping hole 1-5, gas chromatograph host is set in the inside lower surface of box 1-1, clamping device 2 includes swivel ring 2-1, support plate 2-2, spring 2-3 and clamping column 2-4, the left and right middle part of the outer side surface of swivel ring 2-1 is connected with support plate 2-2, the inside of the upper surface middle part of support plate 2-2 is connected with spring 2-3, the upper surface centric position of spring 2-3 is connected with clamping column 2-4, swivel ring 2-1 is inserted in round hole 1-2, support plate 2-2 is inserted in sliding slot 1-4, clamping column 2-4 is clamped in clamping hole 1-5, the inside size of slot 1-3 and the size of support plate 2-2 are matched with each other, air cooling device 3 includes outer tube 3-1, air pipe 3-2, magnetic sheet 3-3 and internal thread 3-4, the lower surface periphery of outer tube 3-1 is connected with air pipe 3-2, the left and right symmetry of the inside lateral surface lower portion of outer tube 3-1 is connected with magnetic sheet 3-3, the inside lateral surface upper edge of outer tube 3-1 is equipped with internal thread 3-4 around, outer tube 3-1 is penetrated and inserted in the upper surface centric position of swivel ring 2-1, connecting snap ring 4 is clamped on the upper surface of magnetic sheet 3-3, sealing cover plate 6 and outer tube 3-1 are connected by internal thread 3-4.

[0011] In use, first, the staff inserts the air-cooling fan 5 into the outer tube 3-1 on the air-cooling device 3, and the connecting clasp 4 on the air-cooling fan 5 contacts and is adsorbed on the magnetic sheet 3-3, then the staff screws the sealing cover plate 6 on the outer tube 3-1 surface by matching the inner thread 3-4, then the staff inserts the rotating ring 2-1 on the clamping device 2 into the round hole 1-2 on the protective shell 1, and the supporting plate 2-2 is inserted into the sliding groove 1-4 through the slot 1-3, then the staff inserts the clamping column 2-4 into the supporting plate 2-2 by pressing it, then the staff rotates the outer tube 3-1 to drive the rotating ring 2-1 to rotate in the round hole 1-2, and the supporting plate 2-2 slides in the sliding groove 1-4, then when the clamping column 2-4 is aligned with the clamping hole 1-5, the spring 2-3 pushes the clamping column 2-4 to insert it into the clamping hole 1-5 and clamp it, finally the staff starts the air-cooling fan 5 to inject air into the protective shell 1 through the filter hole 7 to cool it, and because the air pipe 3-2 is in the shape of a cone, it can blow air in a large area in the protective shell 1 when blowing, and the cooling effect is better.

[0012] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A wind cooling structure of a gas chromatograph, comprising a protective shell (1), a clamping device (2), a wind cooling device (3), a connecting clasp (4), a wind cooling fan (5), a sealing cover plate (6), a filtering through hole (7), characterized in that: The protection shell (1) upper surface middle part is internally inserted with clamping device (2), the upper surface of clamping device (2) centric penetration is inserted with air cooling device (3), the inside side surface lower part of air cooling device (3) is inserted with connecting snap ring (4), the upper surface of connecting snap ring (4) around edge is connected with air cooling fan (5), the upper surface centric of air cooling device (3) is connected with sealing cover plate (6), the upper surface centric of sealing cover plate (6) is evenly distributed with several filter through holes (7).

2. The air-cooled structure of a gas chromatograph according to claim 1, characterized in that: The protection shell (1) includes box (1-1), round hole (1-2), slot (1-3), sliding groove (1-4) and clamping hole (1-5), the upper surface middle part of box (1-1) is provided with round hole (1-2), the upper surface outer side edge of round hole (1-2) is symmetrically provided with slot (1-3) left and right, the inside side surface middle part of round hole (2) is provided with sliding groove (1-4) around, the inside upper surface of sliding groove (1-4) is symmetrically provided with clamping hole (1-5) front and back, the main machine of gas chromatograph is arranged on the inside lower surface of box (1-1).

3. The air-cooled structure of a gas chromatograph according to claim 2, characterized in that: The clamping device (2) includes swivel ring (2-1), support plate (2-2), spring (2-3) and clamping column (2-4), the outer side surface left and right middle part of swivel ring (2-1) is symmetrically connected with support plate (2-2), the upper surface middle part of support plate (2-2) is internally connected with spring (2-3), the upper surface centric of spring (2-3) is connected with clamping column (2-4), the swivel ring (2-1) is inserted in the round hole (1-2), the support plate (2-2) is inserted in the sliding groove (1-4), the clamping column (2-4) is clamped in the clamping hole (1-5), the size of the slot (1-3) inside and the size of the support plate (2-2) are matched with each other.

4. The air-cooled structure of a gas chromatograph according to claim 3, characterized in that: The air cooling device (3) includes outer tube (3-1), air pipe (3-2), magnetic sheet (3-3) and internal thread (3-4), the lower surface around edge of outer tube (3-1) is connected with air pipe (3-2), the left and right symmetric connection of magnetic sheet (3-3) is arranged on the inside side surface lower part of outer tube (3-1), the inside side surface upper edge of outer tube (3-1) is provided with internal thread (3-4) around, the outer tube (3-1) is penetrated and inserted in the upper surface centric of swivel ring (2-1), the connecting snap ring (4) is clamped on the upper surface of magnetic sheet (3-3), the sealing cover plate (6) and the outer tube (3-1) are connected by the internal thread (3-4).

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