CN219198216U

CN219198216U - Reversing valve for pneumatic garbage conveying

Info

Publication number: CN219198216U
Application number: CN202223544594.1U
Authority: CN
Inventors: 许姚丽; 姚华峰
Original assignee: Zhejiang Kaihong Environmental Technology Co ltd
Current assignee: Zhejiang Kaihong Environmental Technology Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-06-16
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a reversing valve for garbage pneumatic conveying, which belongs to the technical field of garbage transfer equipment and comprises a shell and a material channel in the shell, wherein one end of the shell is provided with a feed inlet, the other end of the shell is provided with a first discharge outlet and a second discharge outlet, one end of the material channel is fixedly connected with the feed inlet, and the material channel is connected with a driving device on the shell. The utility model uses the driving device to drive the outlet end of the material channel to be in sealed butt joint with the first discharge port and the second discharge port in the shell, thereby changing the flow direction of the garbage and the gas in the material pipeline, leading the garbage to flow to the appointed separating equipment, having the characteristics of sensitive switching, safety, reliability, good sealing performance, light weight, convenient installation and the like, being capable of ensuring the normal operation of the garbage pneumatic conveying system, providing reliable guarantee for enhancing the garbage management and improving the ecological environment, and realizing the resource value and the economic value of the garbage.

Description

Reversing valve for pneumatic garbage conveying

Technical Field

The utility model belongs to the technical field of garbage transfer equipment, and particularly relates to a reversing valve for garbage pneumatic conveying.

Background

At present, a garbage pneumatic conveying system is an efficient, quick, airtight and sanitary garbage collecting and conveying mode, a fan is used as a power source in the running process of the system, garbage is driven by high-speed air flow to move to a central collecting station in a suspension or semi-suspension state in a conveying pipeline, the garbage is separated from the air flow by a gas-solid separator after passing through a reversing valve, the garbage is pushed into a garbage bin by a compactor, and the air enters deodorizing and dedusting equipment through an exhaust pipeline for treatment and is discharged. The technology has been developed rapidly in recent years, and has been widely used in other industries such as railways, hospitals, etc.

In the garbage pneumatic conveying system, a reversing valve is one of key equipment in the whole system, and has the function of realizing mutual standby of garbage classification and a gas-solid separator, and the operation capability of the reversing valve directly influences the stable operation of the system. However, in the prior art, the reversing valve has the characteristics of poor sealing performance, insensitive reversing, difficult installation and maintenance and the like due to the large conveying pipeline, so that the system is easy to have hidden trouble.

Disclosure of Invention

The utility model aims to provide a reversing valve for garbage pneumatic conveying, and aims to solve the technical problem that in the prior art, the reversing valve is easy to fail due to poor sealing performance, insensitive reversing and difficult installation and maintenance of the reversing valve.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the reversing valve for the pneumatic garbage conveying comprises a shell and a material channel in the shell, wherein one end of the shell is provided with a feed inlet, the other end of the shell is provided with a first discharge outlet and a second discharge outlet, one end of the material channel is fixedly connected with the feed inlet, and the material channel is connected with a driving device and is used for enabling the other end of the material channel to be in sealing butt joint with the first discharge outlet and the second discharge outlet in a staggered manner; the driving device is connected with the shell.

Preferably, the driving device comprises an inner transmission rod, an outer transmission rod and a telescopic mechanism, one end of the inner transmission rod is connected with the side wall of the outlet end of the material channel, and the other end of the inner transmission rod is fixedly connected to the side wall of the inlet end of the material channel; one end of the outer transmission rod is connected with the movable end of the telescopic mechanism, the other end of the outer transmission rod is fixedly connected with the other end of the inner transmission rod, the telescopic mechanism and the outer transmission rod are arranged outside the shell, and the inner transmission rod is arranged inside the shell.

Preferably, the two inner transmission rods and the two outer transmission rods are symmetrically arranged on two sides of the material channel, the tail ends of the two outer transmission rods are connected through a linkage rod, and the middle of the linkage rod is connected with the movable end of the telescopic mechanism.

Preferably, the telescopic mechanism is a cylinder, the cylinder body of the cylinder is fixed on the outer wall of the shell, and the tail end of a piston rod of the cylinder is connected with the linkage rod.

Preferably, one end of the outer transmission rod connected with the inner transmission rod is in rotary fit with the shell through a bearing.

Preferably, the cross section of the shell is of a fan-shaped structure matched with the movement track of the outlet end of the material channel, the feeding port is arranged on one side of the plane of the shell, and the first discharging port and the second discharging port are arranged on the arc-shaped side surface of the shell at intervals; and sealing gaskets are arranged around the outlet end of the material channel and are used for being matched with the inner wall of the arc-shaped side face in a sealing way.

Preferably, the included angle between the first discharging hole and the second discharging hole is 45 degrees.

Preferably, the material channel is a tubular elastic steel wire hose, the outlet end of the steel wire hose can be in sealing butt joint with the first discharge port and the second discharge port through a first connector, and the inlet end of the steel wire hose is fixedly connected with the feed inlet through a second connector.

Preferably, the feeding hole, the first discharging hole and the second discharging hole are respectively communicated with the shell through connecting pup joints.

The beneficial effects of adopting above-mentioned technical scheme to produce lie in: compared with the prior art, the utility model has the advantages that the outlet end of the material channel is driven by the driving device to be in sealed butt joint with the first discharge port and the second discharge port in the shell, so that the flow direction of garbage and gas in the material pipeline is changed, the garbage flows to the designated separation equipment, the utility model has the characteristics of sensitive switching, safety, reliability, good sealing performance, light weight, convenient installation and the like, can ensure the normal operation of the garbage pneumatic conveying system, and provides reliable guarantee for enhancing garbage management and improving ecological environment, and realizes the resource value and economic value of the garbage.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

Fig. 1 is a schematic structural diagram of a reversing valve for pneumatic conveying of garbage (a state diagram of a material channel being in butt joint with a first discharge port) provided by an embodiment of the utility model;

FIG. 2 is an A-direction view of the diverter valve for pneumatic waste transport of FIG. 1;

FIG. 3 is a view showing a state of butt joint of the material channel and the second discharge port in FIG. 1;

in the figure: 1. a feed inlet; 2-1, a first discharge hole; 2-2, a second discharge hole; 3. a housing; 4-1, a first joint; 4-2, a second linker; 5. a sealing gasket; 6-1, an inner transmission rod; 6-2, an outer drive rod; 7. a bearing; 8. a linkage rod; 9. a telescoping mechanism; 10. a fixing seat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 3, the reversing valve for pneumatic garbage conveying provided by the utility model comprises a shell 3 and a material channel 4 inside the shell, wherein one end of the shell 3 is provided with a feed inlet 1, the other end of the shell is provided with two discharge outlets 2, the two discharge outlets 2 are respectively a first discharge outlet 2-1 and a second discharge outlet 2-2, one end of the material channel 4 is fixedly connected with the feed inlet 1, the material channel 4 is connected with a driving device, and the other end of the material channel 4 is in sealing butt joint with the first discharge outlet 2-1 and the second discharge outlet 2-2 in a staggered manner; the drive means are connected to the housing 3. Adopt this scheme accessible drive arrangement to realize the switching of material passageway between two discharge gates, use safe and reliable, feed inlet and the discharge gate of casing link to each other with rubbish pipeline is sealed respectively simultaneously, can guarantee rubbish air conveying system normal operating.

In one embodiment of the present utility model, as shown in fig. 1 and 2, the driving device includes an inner transmission rod 6-1, an outer transmission rod 6-2 and a telescopic mechanism 9, one end of the inner transmission rod 6-1 is connected with the side wall of the outlet end of the material channel 4, and the other end of the inner transmission rod 6-1 is fixedly connected to the side wall of the inlet end of the material channel 4; one end of the outer transmission rod 6-2 is connected with the movable end of the telescopic mechanism 9, the other end of the outer transmission rod 6-2 is fixedly connected with the other end of the inner transmission rod 6-1, the telescopic mechanism 9 and the outer transmission rod 6-2 are arranged outside the shell 3, and the inner transmission rod 6-1 is arranged inside the shell 3. The outer transmission rod and the inner transmission rod are driven to swing simultaneously through the telescopic mechanism, and then the outlet end of the material channel is driven to switch between the two discharge holes.

Further optimizing the above technical scheme, as shown in fig. 1 and 2, the number of the inner transmission rods 6-1 and the outer transmission rods 6-2 is two, the two inner transmission rods 6-1 are symmetrically arranged on two sides of the material channel 4, the tail ends of the two outer transmission rods 6-2 are connected through a linkage rod 8, and the middle part of the linkage rod 8 is connected with the movable end of the telescopic mechanism 9. By adopting the structure, the stress on two sides of the material channel is balanced, and the rapid displacement of the outlet end of the material channel can be realized.

In a specific design, the telescopic mechanism 9 is an air cylinder, the cylinder body of the air cylinder is fixed on the outer wall of the shell 3 through a fixing seat 10, and the tail end of a piston rod of the air cylinder is connected with the linkage rod 8. The cylinder is more convenient to maintain relative to the hydraulic cylinder, and meanwhile, the equipment investment cost is reduced.

Meanwhile, one end of the outer transmission rod 6-2 connected with the inner transmission rod 6-1 is in running fit with the shell 3 through a bearing 7. During specific manufacturing, the outer transmission rod and the inner transmission rod can be welded and fixed on the rotating shaft, the bearing is sleeved on the rotating shaft, friction force born by the rotating shaft can be reduced by means of the bearing, and the rotating shaft is ensured to rotate flexibly relative to the shell 3.

As a preferable structure, as shown in fig. 1, the cross section of the shell 3 is a fan-shaped structure matched with the motion track of the outlet end of the material channel 4, the feeding port 1 is arranged on one side of the plane of the shell 3, and the first discharging port 2-1 and the second discharging port 2-2 are arranged on the arc-shaped side surface of the shell 3 at intervals; and sealing gaskets 5 are arranged around the outlet end of the material channel 4 and are used for being matched with the inner wall of the arc-shaped side face in a sealing way. The sealing gasket can be a rubber gasket, and when the steel wire hose is freely switched, the rubber gasket is tightly adhered to the inner wall of the shell all the time, so that the sealing gasket has certain sealing performance and effectively prevents air flow from leaking. By adopting the structure, the whole reversing valve shell can form a closed space, so that the garbage is effectively prevented from overflowing and odor is effectively diffused.

During specific manufacturing, the included angle between the first discharging hole 2-1 and the second discharging hole 2-2 is 45 degrees. Of course, other angles may be used as desired. Meanwhile, the included angle between the outer transmission rod and the inner transmission rod is 90 degrees, and the angle can be adjusted to other angles according to actual conditions.

In a specific embodiment of the present utility model, the material channel 4 is a tubular elastic steel wire hose, an outlet end of the steel wire hose can be in sealing butt joint with the first discharge port 2-1 and the second discharge port 2-2 through the first connector 4-1, and an inlet end of the steel wire hose is fixedly connected with the feed port 1 through the second connector 4-2. The flexible steel wire hose is adopted to be more convenient to adjust to any posture.

During specific manufacturing, the feed inlet 1, the first discharge outlet 2-1 and the second discharge outlet 2-2 are respectively communicated with the shell 3 through connecting pup joints, and flange plates are arranged on the opening sides of the feed inlet 1, the first discharge outlet 2-1 and the second discharge outlet 2-2, so that the connection and the fixation with a garbage conveying pipeline are facilitated.

In summary, the utility model has the advantages of simple and compact structure and sensitive reversing, the hollow shell is light and is well installed, the material channel is freely butted with two discharge holes in the shell under the drive of the air cylinder, and then the flowing direction of garbage and gas in the pipeline is changed, so that the garbage flows to the appointed separating equipment; the sealing performance of the shell is ensured in the switching process by means of the sealing gasket, so that the leakage of garbage and peculiar smell is avoided. The utility model effectively solves the problems of poor sealing performance, insensitive reversing and difficult installation and maintenance of the existing reversing valve, ensures the normal operation of the garbage pneumatic conveying system, provides reliable guarantee for strengthening garbage management and improving ecological environment, and realizes the resource value and economic value of garbage.

In the foregoing description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed above.

Claims

1. The utility model provides a rubbish reversing valve for pneumatic conveying which characterized in that: the device comprises a shell and a material channel in the shell, wherein one end of the shell is provided with a feed inlet, the other end of the shell is provided with a first discharge outlet and a second discharge outlet, one end of the material channel is fixedly connected with the feed inlet, and the material channel is connected with a driving device and is used for enabling the other end of the material channel to be in sealing butt joint with the first discharge outlet and the second discharge outlet in a staggered manner; the driving device is connected with the shell.

2. The reversing valve for pneumatic conveying of garbage according to claim 1, wherein: the driving device comprises an inner transmission rod, an outer transmission rod and a telescopic mechanism, one end of the inner transmission rod is connected with the side wall of the outlet end of the material channel, and the other end of the inner transmission rod is fixedly connected to the side wall of the inlet end of the material channel; one end of the outer transmission rod is connected with the movable end of the telescopic mechanism, the other end of the outer transmission rod is fixedly connected with the other end of the inner transmission rod, the telescopic mechanism and the outer transmission rod are arranged outside the shell, and the inner transmission rod is arranged inside the shell.

3. The reversing valve for pneumatic conveying of garbage according to claim 2, wherein: the two inner transmission rods are symmetrically arranged on two sides of the material channel, the tail ends of the two outer transmission rods are connected through a linkage rod, and the middle of the linkage rod is connected with the movable end of the telescopic mechanism.

4. A diverter valve for pneumatic waste transport as claimed in claim 3, wherein: the telescopic mechanism is an air cylinder, the cylinder body of the air cylinder is fixed on the outer wall of the shell, and the tail end of a piston rod of the air cylinder is connected with the linkage rod.

5. The reversing valve for pneumatic conveying of garbage according to claim 2, wherein: one end of the outer transmission rod connected with the inner transmission rod is in running fit with the shell through a bearing.

6. The reversing valve for pneumatic conveying of garbage according to claim 2, wherein: the cross section of the shell is of a fan-shaped structure matched with the movement track of the outlet end of the material channel, the feeding port is arranged on one side of the plane of the shell, and the first discharging port and the second discharging port are arranged on the arc-shaped side surface of the shell at intervals; and sealing gaskets are arranged around the outlet end of the material channel and are used for being matched with the inner wall of the arc-shaped side face in a sealing way.

7. The reversing valve for pneumatic conveying of garbage as set forth in claim 6, wherein: the included angle between the first discharge hole and the second discharge hole is 45 degrees.

8. A diverter valve for pneumatic waste transport according to any one of claims 1-7, characterized in that: the material passageway is tubular elastic steel wire hose, steel wire hose's exit end can with sealed butt joint of first discharge gate and second discharge gate through first joint, steel wire hose's entrance point passes through the second and connects fixedly with the feed inlet.

9. The directional control valve for pneumatic conveying of waste as claimed in claim 8, wherein: the feeding hole, the first discharging hole and the second discharging hole are respectively communicated with the shell through connecting pup joints.