CN218228575U

CN218228575U - Automatic ventilation structure of heat preservation refrigerator car

Info

Publication number: CN218228575U
Application number: CN202222500962.6U
Authority: CN
Inventors: 沈浩
Original assignee: Nantong Haobing Automobile Compartment Co ltd
Current assignee: Nantong Haobing Automobile Compartment Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-01-06
Anticipated expiration: 2032-09-21

Abstract

The utility model relates to a refrigerator car breather technical field, and an automatic structure of taking a breath of heat preservation refrigerator car is disclosed, including the pipeline of taking a breath, flashing board and threaded rod, the tip of pipeline of taking a breath sets up the protection subassembly, the pipeline of taking a breath and flashing board of glass steel texture have fine corrosion-resistant, rust-resistant and thermal insulation performance, be connected the pipeline of taking a breath in with the carriage through the pipeline, when the gas in the carriage is discharged from the pipeline of taking a breath, gas has certain pressure and velocity of flow, through promoting sealed the pad and the upset of returning face plate from the pipeline of taking a breath port combustion gas, the returning face plate promotes in the ejector pin slides in the guide bar, make sealed the port separation of filling up with the pipeline of taking a breath, the discharge gas flows from the sealed clearance of filling up with the pipeline port of taking a breath, and when the component of taking a breath stops, the ejector pin resets and promotes the port that the returning face plate and sealed the pad upset will take a breath pipeline to seal, reduce the gaseous excessive and then reduce the heat exchange in the carriage, the thermal insulation performance in improvement carriage.

Description

Automatic ventilation structure of heat preservation refrigerator car

Technical Field

The utility model relates to a refrigerator car breather technical field especially relates to an automatic structure of taking a breath of heat preservation refrigerator car.

Background

The retrieved prior art discloses an automatic ventilation structure of a heat preservation refrigerator car (CN 202021587271.9), which comprises a support plate, an air treatment piece, a filtering piece and a protecting piece, wherein the bottom end of the support plate is fixedly provided with a conduit and a connecting pipe, the top ends and the bottom ends of the conduit and the connecting pipe are integrally formed with a convex ring, four groups of convex rings are internally provided with a plurality of groups of screw holes, the conduit is internally fixed with an air inlet fan, the connecting pipe is internally fixed with an air outlet fan, the side walls of the conduit and the connecting pipe are respectively provided with a threading hole, the bottom end of the conduit is fixedly provided with a bent pipe, the top end of the bent pipe is integrally formed with another group of convex rings, the bottom end of the connecting pipe is fixedly provided with the air treatment piece, an activated carbon filter screen is arranged between the air treatment piece and the connecting pipe, the top ends of the support plate are fixedly provided with two groups of filtering pieces, the two groups of filtering pieces are respectively fixed with the protecting piece, and the bottom ends of the two groups of the filtering pieces are respectively communicated with the conduit and the connecting pipe. The automatic ventilation structure of the heat-preservation refrigerator car can improve the ventilation efficiency and protect the environment;

among the prior art, realize taking a breath through pipeline and subassembly intercommunication of taking a breath to set up filter assembly in the pipeline, but the pipeline is in open state, when stopping taking a breath, the low temperature in the carriage or high-temperature gas are easily excessive from the pipeline opening part and are realized the heat exchange, have increased the energy consumption to a certain extent, have caused unnecessary extravagant.

Therefore, an automatic ventilation structure of the heat preservation refrigerator car is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problems existing in the prior art and provides an automatic ventilation structure of a heat preservation refrigerator car.

In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme, an automatic structure of taking a breath of heat preservation refrigerator car, including pipeline, flashing board and threaded rod of taking a breath, the flashing board passes through the threaded rod and is connected with the pipeline dismantlement of taking a breath, and the intracavity of pipeline of taking a breath is provided with the active carbon filter screen, the tip of pipeline of taking a breath sets up protection component, protection component includes connecting rod, returning face plate, sealed pad, guide bar and ejector pin, connecting rod and pipeline fixed connection of taking a breath, returning face plate rotate with the connecting rod to be connected, sealed pad and returning face plate fixed connection, guide bar and connecting rod fixed connection, ejector pin and guide bar elastic connection and guide bar terminal surface and the laminating of returning face plate top surface.

As a further limitation of the above scheme, the ventilation pipeline and the rain-proof plate are both made of glass fiber reinforced plastics, the ventilation pipeline is provided with a round pipe part and a round ring part, the bottom of the round ring part of the ventilation pipeline is closed, the round pipe part of the ventilation pipeline protrudes out of the inner bottom surface of the round ring part of the ventilation pipeline, the connecting rod is fixedly connected with the inner bottom surface of the ventilation pipeline, and the sealing gasket is tightly attached to the end surface of the round pipe of the ventilation pipeline.

As a further limitation of the above scheme, the protection assembly further comprises a sliding groove and an elastic spring, the sliding groove is formed in the end surface of the guide rod, the ejector rod is slidably connected with the sliding groove, the elastic spring is located in the sliding groove, and the elastic spring is fixedly connected with the ejector rod.

As a further limitation of the scheme, the guide rod is an arc-shaped plate, the sliding groove is an arc-shaped groove and is concentric with the guide rod, the ejector rod is an arc-shaped rod and has the same diameter as the sliding groove, one end of the elastic spring is fixedly connected with the end face of the ejector rod positioned in the sliding groove, the other end of the elastic spring is fixedly connected with the inner wall face of the guide rod, and the end face of the ejector rod positioned outside the sliding groove is attached to the top face of the turnover plate.

As a further limitation of the above scheme, the protection assembly further comprises an inner chute and a limiting fixture block, the inner chute is formed in the inner wall surface of the guide rod, the limiting fixture block is connected with the inner chute in a sliding manner, and the limiting fixture block is fixedly connected with the ejector rod.

As a further limitation of the scheme, the inner sliding groove is an arc-shaped groove, the length of the inner sliding groove is smaller than that of the sliding groove, the limiting clamping block is an arc-shaped block and is matched with the inner sliding groove, and the limiting clamping block is fixedly connected with the outer circumferential surface of the ejector rod.

Advantageous effects

The utility model provides an automatic structure of taking a breath of heat preservation refrigerator car. The method has the following beneficial effects:

(1) This automatic structure of taking a breath of heat preservation refrigerator car, set up cylindric active carbon filtering component in the intracavity of pipeline of taking a breath, the screw hole is seted up to pipeline of taking a breath's up end, threaded rod and pipeline of taking a breath's screw hole threaded connection, be convenient for the flashboard with take a breath pipeline disassemble with change the filtering component in the pipeline of taking a breath, and glass steel texture's pipeline of taking a breath and flashboard have fine corrosion-resistant, rust-resistant and thermal insulation performance, be connected pipeline of taking a breath with the subassembly of taking a breath in the carriage through the pipeline, when the gas in the carriage is discharged from the pipeline of taking a breath, gas has certain pressure and velocity of flow, through promoting sealed the pad and the returning face plate upset from pipeline of taking a breath port combustion gas, the returning face plate promotes in the ejector pin slides in the guide bar, make sealed pad and pipeline of taking a breath's port separation, the combustion gas is from the sealed pad and the clearance outflow of pipeline port of taking a breath, and when the subassembly stops, the ejector pin resets and promotes the port that the returning face plate and seals pipeline of taking a breath's upset pipeline of taking a breath pipeline, reduce the gaseous excessive and then reduce the heat exchange, improve the thermal insulation performance in the carriage.

(2) This automatic structure of taking a breath of heat preservation refrigerator car, through when the sealed upset of pad is sealed in gaseous promotion, drive the returning face plate through sealed pad and promote the ejector pin upset, the ejector pin slides and compression spring in the sliding tray, the ejector pin drives including spacing fixture block and slides in the spout simultaneously, when stopping taking a breath, the elasticity of spring promotes the ejector pin and resets and then compresses tightly the sealed port position that fills up at the pipeline of taking a breath and realize the closure to the pipeline port of taking a breath, improve the sealed effect of pipeline of taking a breath, and simultaneously, through setting up spacing fixture block, the gliding maximum distance of interior spout restriction spacing fixture block, prevent that the ejector pin from breaking away from in the sliding tray, it is more excellent with the anticreep effect to the stability of ejector pin operation.

Drawings

The structures, proportions, sizes, and other elements shown in the specification are for the understanding of the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined by the claims, but rather by the claims.

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

FIG. 2 is a schematic view of the installation of the protection assembly and the ventilation duct of the utility model;

fig. 3 is a cross sectional view of the utility model guide bar.

Illustration of the drawings:

10. a ventilation duct; 11. a flashing board; 12. a threaded rod; 20. a connecting rod; 21. a turnover plate; 22. a gasket; 23. a guide bar; 24. a top rod; 30. a sliding groove; 31. a spring; 32. an inner chute; 33. and a limiting clamping block.

Detailed Description

An automatic ventilation structure of a heat preservation refrigerator car is shown in figures 1-2 and comprises a ventilation pipeline 10, a rain-proof plate 11 and a threaded rod 12, wherein the rain-proof plate 11 is detachably connected with the ventilation pipeline 10 through the threaded rod 12, an activated carbon filter screen is arranged in a cavity of the ventilation pipeline 10, a protection component is arranged at the end part of the ventilation pipeline 10 and comprises a connecting rod 20, a turnover plate 21, a sealing gasket 22, a guide rod 23 and a push rod 24, the connecting rod 20 is fixedly connected with the ventilation pipeline 10, the turnover plate 21 is rotatably connected with the connecting rod 20, the sealing gasket 22 is fixedly connected with the turnover plate 21, the guide rod 23 is fixedly connected with the connecting rod 20, the push rod 24 is elastically connected with the guide rod 23, the end face of the guide rod 23 is attached to the top face of the turnover plate 21, the ventilation pipeline 10 and the rain-proof plate 11 are both made of glass fiber reinforced plastic, the ventilation pipeline 10 is provided with a round pipe part and a round ring part, and the bottom of the round ring part of the ventilation pipeline 10 is closed, the circular tube part of the ventilation pipeline 10 protrudes out of the inner bottom surface of the circular ring part of the ventilation pipeline 10, the connecting rod 20 is fixedly connected with the inner bottom surface of the ventilation pipeline 10, the sealing gasket 22 is tightly attached to the circular tube end surface of the ventilation pipeline 10, a cylindrical activated carbon filtering component is arranged in the cavity of the ventilation pipeline 10, a threaded hole is formed in the upper end surface of the ventilation pipeline 10, the threaded rod 12 is in threaded connection with the threaded hole of the ventilation pipeline 10, the rain-proof plate 11 and the ventilation pipeline 10 are convenient to disassemble and replace the filtering component in the ventilation pipeline 10, the ventilation pipeline 10 and the rain-proof plate 11 which are made of glass fiber reinforced plastic have good corrosion resistance, rust resistance and heat insulation performance, the ventilation pipeline 10 is connected with the ventilation component in a carriage through the pipeline, when gas in the carriage is discharged from the ventilation pipeline 10, the gas has certain pressure and flow rate, the sealing gasket 22 and the turnover plate 21 are pushed to turn by gas discharged from the port of the ventilation pipeline 10, the turnover plate 21 pushes the ejector rod 24 to slide into the guide rod 23, so that the sealing gasket 22 is separated from the port of the ventilation pipeline 10, discharged gas flows out from a gap between the sealing gasket 22 and the port of the ventilation pipeline 10, and when the ventilation assembly stops ventilation, the ejector rod 24 resets to push the turnover plate 21 and the sealing gasket 22 to turn over to seal the port of the ventilation pipeline 10, thereby reducing the overflow of the gas in the carriage, further reducing heat exchange and improving the heat insulation performance of the carriage.

An automatic ventilation structure of a heat preservation refrigerator car, as shown in fig. 2-3, a protective assembly further includes a sliding groove 30 formed in an end surface of a guide rod 23 of a sliding groove 30 and an elastic spring 31, a push rod 24 is slidably connected with the sliding groove 30, the elastic spring 31 is located in the sliding groove 30, the elastic spring 31 is fixedly connected with the push rod 24, the guide rod 23 is an arc plate, the sliding groove 30 is an arc groove, the sliding groove 30 and the guide rod 23 are concentric, the push rod 24 is an arc rod, the push rod 24 and the sliding groove 30 have the same diameter as the push rod 24, one end of the elastic spring 31 is fixedly connected with an end surface of the push rod 24 located in the sliding groove 30, the other end of the elastic spring 31 is fixedly connected with an inner wall surface of the guide rod 23, the end surface of the push rod 24 located outside the sliding groove 30 is attached to a top surface of a turnover plate 21, the protective assembly further includes an inner sliding groove 32 and a limiting fixture block 33, the inner sliding groove 32 is formed in an inner wall surface of the guide rod 23, the limiting fixture block 32 is slidably connected with the inner sliding groove 32, the limiting fixture block 33 is fixedly connected with the push rod 24 and the push rod 24, the push rod 24 and the push-through the sealing gasket 22, the sealing gasket 22 is pushed by the limiting fixture block 32, the push rod 24, the sealing gasket 22, the sliding groove 32, the sealing gasket 10, the sealing gasket is compressed air exchange effect is improved, the sealing gasket, the push rod 24, the sealing gasket 22 is further, the ejector pin 24 is prevented from being separated from the sliding groove 30, and the operation stability and the anti-drop effect of the ejector pin 24 are better.

The utility model discloses a theory of operation: set up cylindric active carbon filtering component in the intracavity of pipeline of taking a breath 10, the screw hole is seted up to the up end of pipeline of taking a breath 10, threaded rod 12 and pipeline of taking a breath 10's screw hole threaded connection, the pipeline is connected pipeline of taking a breath 10 with the subassembly of taking a breath in the carriage, when the gas in the carriage is discharged from pipeline of taking a breath 10, gas has certain pressure and velocity of flow, through promoting sealed pad 22 and the upset of returning face plate 21 from pipeline of taking a breath 10 port combustion gas, returning face plate 21 promotes the ejector pin 24 motion, ejector pin 24 slides and compress spring 31 in sliding tray 30, ejector pin 24 drives including sliding chute 32 and slides spacing fixture block 33 simultaneously, when stopping taking a breath, the elasticity of spring 31 promotes ejector pin 24 and resets and then compresses tightly sealed pad 22 and realize the closure to pipeline of taking a breath 10 port position of pipeline 10.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides an automatic structure of taking a breath of heat preservation refrigerator car, includes pipeline of taking a breath (10), flashing board (11) and threaded rod (12), flashing board (11) are connected through threaded rod (12) and pipeline of taking a breath (10) dismantlement, and the intracavity of pipeline of taking a breath (10) is provided with active carbon filter screen, its characterized in that: the tip of pipeline of taking a breath (10) sets up protective assembly, protective assembly includes connecting rod (20), returning face plate (21), sealed pad (22), guide bar (23) and ejector pin (24), connecting rod (20) and pipeline of taking a breath (10) fixed connection, returning face plate (21) rotate with connecting rod (20) and are connected, sealed pad (22) and returning face plate (21) fixed connection, guide bar (23) and connecting rod (20) fixed connection, ejector pin (24) and guide bar (23) elastic connection and guide bar (23) terminal surface laminate with returning face plate (21) top surface.

2. The automatic ventilation structure of a thermal refrigerator car as claimed in claim 1, wherein: pipeline of taking a breath (10) and flashing board (11) are made by the glass steel, and pipeline of taking a breath (10) have round pipe portion and ring portion, and the ring part bottom of pipeline of taking a breath (10) seals, and the round pipe portion of pipeline of taking a breath (10) is outstanding to take a breath the ring part inner bottom surface of pipeline (10), connecting rod (20) and the interior bottom surface fixed connection of pipeline of taking a breath (10), and sealed pad (22) closely laminates with the pipe terminal surface of pipeline of taking a breath (10).

3. The automatic ventilation structure for a thermal refrigerator car as claimed in claim 1, wherein: the protection assembly further comprises a sliding groove (30) and an elastic spring (31), the sliding groove (30) is formed in the end face of the guide rod (23), the ejector rod (24) is in sliding connection with the sliding groove (30), the elastic spring (31) is located in the sliding groove (30), and the elastic spring (31) is fixedly connected with the ejector rod (24).

4. The automatic ventilation structure of a thermal refrigerator car as claimed in claim 3, wherein: the guide rod (23) is an arc-shaped plate, the sliding groove (30) is an arc-shaped groove, the sliding groove (30) and the guide rod (23) are concentric, the ejector rod (24) is an arc-shaped rod, the ejector rod (24) and the sliding groove (30) are equal in diameter, one end of the elastic spring (31) is fixedly connected with the end face, located in the sliding groove (30), of the ejector rod (24), the other end of the elastic spring (31) is fixedly connected with the inner wall face of the guide rod (23), and the end face, located outside the sliding groove (30), of the ejector rod (24) is attached to the top face of the turnover plate (21).

5. The automatic ventilation structure of a thermal refrigerator car as claimed in claim 3, wherein: the protection assembly further comprises an inner sliding groove (32) and a limiting clamping block (33), the inner sliding groove (32) is formed in the inner wall surface of the guide rod (23), the limiting clamping block (33) is connected with the inner sliding groove (32) in a sliding mode, and the limiting clamping block (33) is fixedly connected with the ejector rod (24).

6. The automatic ventilation structure of a thermal refrigerator car as claimed in claim 5, wherein: the inner sliding groove (32) is an arc-shaped groove, the length of the inner sliding groove (32) is smaller than that of the sliding groove (30), the limiting clamping block (33) is an arc-shaped block, the limiting clamping block (33) is matched with the inner sliding groove (32), and the limiting clamping block (33) is fixedly connected with the outer circumferential surface of the ejector rod (24).