CN216333106U - Cone air bag valve - Google Patents

Abstract

The utility model discloses a cone air bag valve, which belongs to the field of packaging industry, and adopts the technical scheme that the cone air bag valve comprises a material pipe, wherein fixing plates are fixedly connected to the left side and the right side of the outer side wall of the material pipe, air cylinders are respectively arranged at the other ends of the two fixing plates, and pull rods are respectively arranged at the output ends of the two air cylinders; seal structure, seal structure installs between two pull rods, be used for sealed material pipe opening, the cylinder is connected with external power supply, the cylinder shrink can drive pull rod and the whole upward movement of seal structure, external diameter because of the water conservancy diversion seat is less than the internal diameter of material pipe, so can not produce the friction at the removal in-process, when the cylinder withdrawal targets in place, the gasbag inflation, the inflation back gasbag is firmly laminated with the material intraductal wall of pipe, can not have any leakage to produce, and then realize that the bin gate is closed, when the bin gate need be opened, the gasbag is lost heart earlier and is retracted, the cylinder stretches out and drives pull rod and seal structure whole downstream, simultaneously because of the setting of water conservancy diversion seat, make the material can not pile up, the smoothness nature of unloading process has been guaranteed.

Description

Cone air bag valve

Technical Field

The utility model relates to the field of packaging industry, in particular to a cone air bag valve.

Background

At present, a material closing door of a scale body device generally adopts a flap type material door, as shown in fig. 1, the flap type material door mainly comprises a material pipe 5, a flap 3, a hinge 4, a cylinder 1, a pull rod 2 and the like, the cylinder 1 is connected with the pull rod 2, the pull rod 2 is connected with the flap 3, the material pipe 1 is connected with the flap 3 through the hinge 4, the cylinder 1 extends out or retracts, the flap 3 can be rotated through the pull rod, and finally the material pipe 5 material door is opened or the material door is closed.

The drawbacks of this mechanism are mainly:

1. the hinge can be abraded when the turning plate 3 is turned over, and foreign matters can be generated due to abrasion;

2. in the packaging process, a small amount of accumulated materials are accumulated at the contact part of the turning plate 3 and the material pipe 5, so that a gap can exist between the material pipe 5 and the turning plate 3, the material door is not tightly closed, leakage can be generated, and the material door cannot be used for packaging ultrafine materials.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the problems and provides a cone air bag valve to solve the problems.

The utility model is realized in such a way that the cone air bag valve comprises a material pipe, wherein the left side and the right side of the outer side wall of the material pipe are fixedly connected with fixing plates, the other ends of the two fixing plates are respectively provided with an air cylinder, and the output ends of the two air cylinders are respectively provided with a pull rod;

and the sealing structure is arranged between the two pull rods and is used for sealing the opening of the material pipe.

In order to avoid friction, the sealing structure preferably comprises a flow guide seat, the outer diameter of the flow guide seat is smaller than the inner diameter of the material pipe, a groove is formed in the outer side wall of the flow guide seat, and an air bag is mounted inside the groove.

For convenience of inflation and exhaust, the conical airbag valve is preferably used as the conical airbag valve provided by the utility model, the lower end surface of the flow guide seat is provided with an installation groove, the left side and the right side of the inner side wall of the airbag are both communicated with an inflation tube and an exhaust tube, the other ends of the inflation tube and the exhaust tube both penetrate through the flow guide seat and extend into the installation groove, and the other end of the inflation tube is provided with a miniature inflator pump.

In order to prevent the material from being accumulated, it is preferable that the upper end surface of the guide seat is conical as a cone-shaped air bag valve of the present invention.

In order to improve the elastic performance of the air bag, the air bag is preferably made of silica gel as the cone air bag valve.

For convenience of installation of the sealing structure, it is preferable that both of the pull rods are L-shaped as one of the cone air bag valves of the present invention.

Compared with the prior art, the utility model has the beneficial effects that:

this kind of cone gasbag valve, the cylinder is connected with external power source, the cylinder shrink can drive pull rod and the whole rebound of seal structure, the external diameter because of the water conservancy diversion seat is less than the internal diameter of material pipe, so can not produce the friction at the removal in-process, when the cylinder withdrawal targets in place, the gasbag inflation, the inflation back gasbag is firmly laminated with the material intraductal wall, can not have any leakage to produce, and then realize that the bin gate is closed, when the bin gate need be opened, the gasbag is lost heart earlier and is retracted, the cylinder stretches out and drives pull rod and the whole downstream of seal structure, simultaneously because of the setting of water conservancy diversion seat, make the material can not produce at the unloading in-process and pile up, the smoothness nature of unloading process has been guaranteed.

Drawings

FIG. 1 is a prior art block diagram;

FIG. 2 is a view showing the structure of the opening of the bin gate according to the present invention;

fig. 3 is a view showing a closing structure of the bin gate according to the present invention.

In the figure, 1, a material pipe; 101. a fixing plate; 2. a cylinder; 201. a pull rod; 3. a sealing structure; 301. a flow guide seat; 302. a groove; 303. an air bag; 3031. an inflation tube; 3032. an exhaust pipe; 304. mounting grooves; 305. A micro inflator pump.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-3, a cone airbag valve includes a material pipe 1, fixing plates 101 are fixedly connected to the left and right sides of the outer side wall of the material pipe 1, cylinders 2 are mounted at the other ends of the two fixing plates 101, and pull rods 201 are mounted at the output ends of the two cylinders 2;

and the sealing structure 3 is arranged between the two pull rods 201, and the sealing structure 3 is used for sealing the opening of the material pipe 1.

In this embodiment: cylinder 2 is connected with external power source, the cylinder 2 shrink can drive pull rod 201 and the whole rebound of seal structure 3, the external diameter because of water conservancy diversion seat 301 is less than the internal diameter of material pipe 1, so can not produce the friction at the removal in-process, when cylinder 2 withdrawal targets in place, gasbag 303 inflates and expands, inflation back gasbag 303 and the interior wall of material pipe 1 are laminated firmly, can not have any leakage to produce, and then realize that the bin gate is closed, when the bin gate need be opened, gasbag 303 loses heart earlier and contracts, cylinder 2 stretches out and drives pull rod 201 and the whole lapse of seal structure 3, simultaneously because of the setting of water conservancy diversion seat 301, make the material can not produce at the unloading in-process and pile up, the smoothness nature of unloading process has been guaranteed.

As a technical optimization scheme of the utility model, the sealing structure 3 comprises a flow guide seat 301, the outer diameter of the flow guide seat 301 is smaller than the inner diameter of the material pipe 1, a groove 302 is formed in the outer side wall of the flow guide seat 301, and an air bag 303 is installed inside the groove 302.

In this embodiment: through in installing gasbag 303 and recess 302 for the external diameter when gasbag 303 loses heart equals with water conservancy diversion seat 301 external diameter, and then has avoided the problem of gasbag 303 and the fricative of material pipe 1 inner wall.

As a technical optimization scheme of the utility model, the lower end surface of the diversion seat 301 is provided with a mounting groove 304, the left side and the right side of the inner side wall of the air bag 303 are both communicated with an inflation tube 3031 and an exhaust tube 3032, the other ends of the inflation tube 3031 and the exhaust tube 3032 penetrate through the diversion seat 301 and extend to the inside of the mounting groove 304, and the other end of the inflation tube 3031 is provided with a micro inflator 305.

In this embodiment: the micro inflator 305 is arranged to further facilitate the inflation of the air bag 303, and when the air is exhausted, a valve on the outer wall of the exhaust pipe 3032 is opened to exhaust the air.

As a technical optimization scheme of the utility model, the upper end surface of the guide base 301 is conical.

In this embodiment: the upper end surface of the guide seat 301 is conical, and the cone angle of the guide seat 301 is larger than the repose angle of the material, so that the material cannot be accumulated in the blanking process, and the smoothness of the blanking process is guaranteed.

As a technical optimization scheme of the utility model, the air bag 303 is made of silica gel.

In this embodiment: adopt the silica gel material through gasbag 303, the silica gel material has the softer characteristic of texture, and then improves gasbag 303's elasticity performance.

As a technical optimization scheme of the utility model, the two pull rods 201 are both L-shaped.

In this embodiment: be "L" type through pull rod 201, and then make things convenient for the staff to be connected pull rod 201 with seal structure 3.

The working principle and the using process of the utility model are as follows: when the charging door is closed, the air cylinder 2 contracts to drive the pull rod 201 and the flow guide seat 301 to integrally move upwards, the outer diameter of the flow guide seat 301 is far smaller than the inner diameter of the material pipe 1, so that friction cannot be generated in the moving process, when the air cylinder 2 retracts to the right position, the micro inflator pump 305 inflates the air bag 303, so that the air bag 303 expands, the air bag 303 is made of silica gel, the texture is soft, the expanded air bag 303 is firmly attached to the inner wall of the material pipe 1, no leakage is generated, and the charging door is closed through the whole action; when the bin gate needs to be opened, the valve on the outer wall of the exhaust pipe 3032 is opened, the air bag 303 begins to deflate and retract, the air cylinder 2 extends out to drive the pull rod 201 and the sealing structure 3 to integrally move downwards, and the material cannot be accumulated in the blanking process because the taper angle of the flow guide seat 301 is larger than the repose angle of the material, so that the smoothness of the blanking process is ensured.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A cone bladder valve comprising:

the device comprises a material pipe (1), wherein fixing plates (101) are fixedly connected to the left side and the right side of the outer side wall of the material pipe (1), cylinders (2) are mounted at the other ends of the two fixing plates (101), and pull rods (201) are mounted at the output ends of the two cylinders (2);

and the sealing structure (3) is arranged between the two pull rods (201) and used for sealing the opening of the material pipe (1).

2. A cone bladder valve according to claim 1 wherein: seal structure (3) are including water conservancy diversion seat (301), the external diameter of water conservancy diversion seat (301) is less than the internal diameter of material pipe (1), the lateral wall of water conservancy diversion seat (301) is seted up flutedly (302), the internally mounted of flutedly (302) has gasbag (303).

3. A cone bladder valve according to claim 2 wherein: the lower terminal surface of water conservancy diversion seat (301) has seted up mounting groove (304), the inside wall left and right sides of gasbag (303) all communicates has gas tube (3031) and blast pipe (3032), the other end of gas tube (3031) and blast pipe (3032) all runs through water conservancy diversion seat (301) and extends to the inside of mounting groove (304), and miniature pump (305) are installed to the other end of gas tube (3031).

4. A cone bladder valve according to claim 2 wherein: the upper end surface of the flow guide seat (301) is conical.

5. A cone bladder valve according to claim 2 wherein: the air bag (303) is made of silica gel.

6. A cone bladder valve according to claim 1 wherein: the two pull rods (201) are L-shaped.

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