Valve weighing device

Abstract

The utility model provides a valve weighing device, which relates to the technical field of material conveying equipment, and comprises an outer sleeve, a material conveying valve and an inner connecting pipe, one end of the material conveying valve is connected to the inner connecting pipe, the other end of the material conveying valve is connected to a material conveying container, the outer sleeve and the inner connecting pipe are vertically arranged, and the outer sleeve is sleeved on the inner connecting pipe; the sleeving end of the outer sleeve is connected with an air bag ring, and the air bag ring is provided with an air inlet and an air outlet. The inflatable air bag ring is arranged between the discharging outer sleeve and the conveying inner connecting pipe, the air bag ring is deflated, interference is rapidly eliminated, materials are weighed, the air bag is inflated, material discharging is achieved, and therefore durability and accuracy are improved, the structure is simple, the size is small, and installation and maintenance are convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to material conveying equipment technical field, especially valve weighing device. BACKGROUND

[0002] At present, in powder conveying, measurement, part of products need to be weighed quickly and need to have requirements to weighing precision, and exclude the influence of soft connection on weighing precision. In order to pursue precision, the conventional soft connection on the market is relatively thin, and is easy to be damaged. If a relatively thick soft connection is used, although the damage can be reduced, the measurement precision is influenced. SUMMARY

[0003] In order to solve the problems in the prior art, at least one embodiment of the utility model provides a valve weighing device, which can realize material weighing by quickly excluding interference under the conventional soft connection, and greatly improves durability and precision.

[0004] The utility model discloses a valve weighing device, including sleeve pipe, feed valve and inner connector, one end of feed valve is connected in inner connector, the other end of feed valve is connected in feed container, sleeve pipe and inner connector are perpendicular, and sleeve pipe is set in inner connector, the sleeve end of sleeve pipe is connected with air bag ring, and air bag ring is equipped with air inlet and exhaust port.

[0005] In some embodiments, the utility model provides a valve weighing device, the sleeve end of sleeve pipe is connected with external annular baffle and internal annular baffle, and air bag ring is arranged between external annular baffle and internal annular baffle.

[0006] In some embodiments, the utility model provides a valve weighing device, external annular baffle is connected to the end of sleeve pipe, and internal annular baffle is connected to the inner wall of sleeve pipe.

[0007] In some embodiments, the utility model provides a valve weighing device, external annular baffle is the pressing plate flange, the end of sleeve pipe is connected with the first butt flange corresponding to external annular baffle, and external annular baffle is connected to the first butt flange through bolt.

[0008] In some embodiments, the utility model provides a valve weighing device, and sealing pad is arranged between external annular baffle and the first butt flange.

[0009] In some embodiments, the utility model provides a valve weighing device, and the side of air bag ring is equipped with internal pipe leading to air inlet, internal pipe is connected in sleeve pipe, and one end of internal pipe is connected with gas control valve.

[0010] In some embodiments, the valve weighing device further comprises an external pipe, and the exhaust port is arranged on one side of the external pipe; the external pipe is sleeved on one end of the internal pipe, and one end of the external pipe is connected to the sleeve pipe; the other end of the external pipe is connected to the gas control valve.

[0011] In some embodiments, the valve weighing device further comprises an external pipe, and the exhaust port is arranged on one side of the external pipe; the external pipe is sleeved on one end of the internal pipe, and one end of the external pipe is connected to the sleeve pipe; the other end of the external pipe is connected to the gas control valve.

[0012] In some embodiments, the valve weighing device further comprises an external pipe, and the exhaust port is arranged on one side of the external pipe; the external pipe is sleeved on one end of the internal pipe, and one end of the external pipe is connected to the sleeve pipe; the other end of the external pipe is connected to the gas control valve.

[0013] In some embodiments, the valve weighing device further comprises an external pipe, and the exhaust port is arranged on one side of the external pipe; the external pipe is sleeved on one end of the internal pipe, and one end of the external pipe is connected to the sleeve pipe; the other end of the external pipe is connected to the gas control valve.

[0014] It can be seen that the valve weighing device has the following advantages: the air bag ring is arranged between the discharging sleeve pipe and the feeding internal pipe, the air bag ring is deflated to quickly remove the interference and weigh the material, and the air bag ring is inflated to realize the material discharging, so that the durability and accuracy are improved, and the structure is simple, small and convenient to install and maintain. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0016] Figure 1 The structure of the valve weighing device is shown in the structure schematic view of the valve weighing device in the embodiment of the present application.

[0017] Figure 2 The structure of the valve weighing device is shown in the structure schematic view of the valve weighing device in the embodiment of the present application. Figure 1 The structure of the valve weighing device is shown in the structure schematic view of the valve weighing device in the embodiment of the present application.

[0018] The following is a reference to the reference signs in the drawings of the specification:

[0019] The sleeve pipe 1, the external annular baffle 11, the internal annular baffle 12, the first butt flange 13, the feeding valve 2, the valve starting actuator 21, the internal pipe 3, the third butt flange 31, the feeding container 4, the second butt flange 41, the air bag ring 5, the internal pipe 52, the gas control valve 53, the external pipe 54, and the flange internal pipe 6. Detailed Implementation

[0020] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0021] It should be noted that, in this document, relational terms such as "first" and "second" are used merely to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. In this document, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes that element.

[0022] In existing technologies, the flexible connectors used for weighing conventional materials on the market are relatively thin in order to achieve accuracy, making them prone to damage. While using thicker flexible connectors can reduce breakage, it affects measurement accuracy. This embodiment provides the following solution:

[0023] like Figures 1 to 2 As shown, this embodiment provides a valve weighing device, including an outer tube 1, a conveying valve 2, and an inner tube 3. One end of the conveying valve 2 is connected to the inner tube 3, and the other end of the conveying valve 2 is connected to a conveying container 4. The outer tube 1 and the inner tube 3 are both vertically arranged, with the outer tube 1 fitted over the inner tube 3. An air bladder ring 5 is connected to the fitted end of the outer tube 1, and the air bladder ring 5 has an air inlet and an air outlet.

[0024] It should be noted that the outer sleeve 1 is connected to the downstream storage device, the air bag ring 5 is inflated through the air inlet of the air bag ring 5 by the external inflation device, the air bag ring 5 is rapidly inflated, so that the outer sleeve 1 and the inner connecting pipe 3 are in a tightly connected state, in addition, the air inflation amount of the air bag ring 5 can be adjusted according to the particle size of the material, so that it can better control the material dust overflow. When the material is transported to the downstream storage device, the material is quickly transported to the downstream storage device by the material conveying valve 2. When the material in the downstream storage device needs to be weighed, the air bag ring 5 is deflated through the air outlet, at this time the outer sleeve 1 and the inner connecting pipe 3 are no longer in a connected state, avoiding the interference of external connections such as soft connections, so as to realize rapid interference removal and weighing, increase the weighing accuracy, and facilitate installation and operation due to small size and light weight.

[0025] In some embodiments, the outer sleeve 1 is connected with an external annular baffle 11 and an internal annular baffle 12, and the air bag ring 5 is arranged between the external annular baffle 11 and the internal annular baffle 12.

[0026] It should be noted that the external annular baffle 11 and the internal annular baffle 12 control the position of the air bag ring 5, so that the air bag ring 5 is more stable after being inflated and connected with the inner connecting pipe 3.

[0027] In some embodiments, the external annular baffle 11 is connected to the end of the outer sleeve 1, and the internal annular baffle 12 is connected to the inner wall of the outer sleeve 1. The external annular baffle 11 is a pressing plate flange, the end of the outer sleeve 1 is connected with a first butt flange 13 corresponding to the external annular baffle 11, and the external annular baffle 11 is connected to the first butt flange 13 by bolts.

[0028] It should be noted that when the external annular baffle 11 adopts a pressing plate flange, a plurality of connection holes are arranged, at this time corresponding to the connection holes on the first butt flange 13, the bolts pass through the connection holes and are locked by nuts, so that the external annular baffle 11 and the outer sleeve 1 can be more stably connected.

[0029] In some embodiments, a sealing gasket is arranged between the external annular baffle 11 and the first butt flange 13, so as to improve the sealing between the external annular baffle 11 and the outer sleeve 1, and prevent the material dust from overflowing and polluting the environment.

[0030] In some embodiments, one side of the air bag ring 5 is provided with an internal pipe 52 leading to the air inlet, the internal pipe 52 penetrates the outer sleeve 1, and one end of the internal pipe 52 is connected with a gas control valve 53.

[0031] It should be noted that the gas control valve 53 is connected to the external inflation device, when inflation is needed, the gas control valve 53 is opened, and the air bag ring 5 is inflated through the internal pipe 52.

[0032] In some embodiments, the device further comprises an outer tube 54, the exhaust port is arranged on one side of the outer tube 54, the outer tube 54 is sleeved on one end of the inner tube 52, and one end of the outer tube 54 is connected to the sleeve pipe 1, and the other end of the outer tube 54 is connected to the gas control valve 53.

[0033] It can be understood that the outer tube 54 can better fix the gas control valve 53, thereby increasing the stability during inflation.

[0034] In some embodiments, the air bag ring 5 is made of rubber material, so as to have better stretchability and can quickly eliminate interference connection.

[0035] In some embodiments, the inner side of the air bag ring 5 is increased with water lines, so as to better ensure the air tightness of the connection.

[0036] In some embodiments, the feeding port of the feeding container 4 is provided with a second flange 41, and one end of the inner tube 3 is provided with a third flange 31 corresponding to the second flange 41. One end of the feeding valve 2 is connected to the second flange 41, and the other end of the feeding valve 2 is connected to the third flange 31.

[0037] In some embodiments, a plurality of flange inner tubes 6 are connected between the second flange 41 and the third flange 31, and bolts are inserted into the flange inner tubes 6. It can be understood that the bolts are fastened by nuts after passing through the flange inner tubes 6, and the flange inner tubes 6 increase the stability of the feeding valve 2 after installation.

[0038] In some embodiments, the feeding valve 2 is a clamping disc valve, and the feeding valve 2 is connected with a valve starting actuator 21.

[0039] It should be noted that the opening and closing of the clamping disc valve can be controlled by the valve starting actuator 21, and the valve starting actuator 21 can correctly display the valve core opening and closing position and give feedback in cooperation with the back transmitter.

[0040] In summary, the embodiments of the utility model provide a valve weighing device, which is arranged between the feeding sleeve pipe and the feeding inner tube and provided with an inflatable air bag ring. The air bag ring is deflated to quickly eliminate interference and weigh the material, and the air bag is inflated to realize material feeding, so as to improve the durability and accuracy, and the structure is simple, small in size and convenient to install and maintain.

[0041] The above is only a specific embodiment of the present application, and the protection scope of the present application is not limited thereto. Those skilled in the art can make changes or replacements within the technical range disclosed in the present application, and these changes or replacements shall be within the protection scope of the present application.

[0042] Those skilled in the art will appreciate that the features of the various embodiments can be combined with features of other embodiments, as understood by one of ordinary skill in the art. One skilled in the art will further appreciate that aspects of the disclosure described in this detailed description can be implemented independently of one another and that not all implementations of some aspects of the disclosure will necessarily benefit or require the incorporation of other aspects of the disclosure.

[0043] While the embodiments of the present application have been described in connection with the preferred embodiments thereof with reference to the Figures to provide a understanding of embodiments of the present application, various changes and modifications can be suggested to one skilled in the art, and it is intended that the present application encompass such changes and modifications as fall within the scope of the appended claims.

Claims

1. A valve weighing device comprising an outer sleeve (1), a material transfer valve (2) and an inner adapter (3), one end of the material transfer valve (2) being connected to the inner adapter (3) and the other end of the material transfer valve (2) being connected to a material transfer container (4), characterized in that The outer sleeve (1) and the inner sleeve (3) are vertically arranged, the outer sleeve (1) is sleeved on the inner sleeve (3); the sleeving end of the outer sleeve (1) is connected with an air bag ring (5), and the air bag ring (5) is provided with an air inlet and an air outlet.

2. The valve weighing apparatus according to claim 1, characterized in that, The sleeving end of the outer sleeve (1) is connected with an external annular baffle (11) and an internal annular baffle (12), and the air bag ring (5) is arranged between the external annular baffle (11) and the internal annular baffle (12).

3. The valve weighing apparatus according to claim 2, wherein The external annular baffle (11) is connected to the end of the outer sleeve (1), and the internal annular baffle (12) is connected to the inner wall of the outer sleeve (1).

4. The valve weighing apparatus according to claim 3, wherein The external annular baffle (11) is a pressing plate flange, the end of the outer sleeve (1) is connected with a first butt flange (13) corresponding to the external annular baffle (11), and the external annular baffle (11) is connected to the first butt flange (13) through bolts.

5. The valve weighing apparatus according to claim 4, wherein A sealing gasket is arranged between the external annular baffle (11) and the first butt flange (13).

6. The valve weighing apparatus according to claim 1, wherein One side of the air bag ring (5) is provided with an internal pipe (52) leading to the air inlet, the internal pipe (52) penetrates the outer sleeve (1), and one end of the internal pipe (52) is connected with a gas control valve (53).

7. The valve weighing apparatus according to claim 6, wherein An external pipe (54) is further included, the air outlet is arranged on one side of the external pipe (54); the external pipe (54) is sleeved on one end of the internal pipe (52), one end of the external pipe (54) is connected to the outer sleeve (1), and the other end of the external pipe (54) is connected to the gas control valve (53).

8. The valve weighing apparatus of claim 1, wherein, The feeding port of the feeding container (4) is provided with a second butt flange (41), one end of the inner sleeve (3) is provided with a third butt flange (31) corresponding to the second butt flange (41); one end of the feeding valve (2) is connected to the second butt flange (41), and the other end of the feeding valve (2) is connected to the third butt flange (31).

9. The valve weighing apparatus according to claim 8, wherein A plurality of flange inner pipes (6) are connected between the second butt flange (41) and the third butt flange (31), and bolts penetrate the flange inner pipes (6).

10. The valve weighing apparatus of claim 1, wherein, The feeding valve (2) is a double-disc valve, and the feeding valve (2) is connected with a valve starting actuator (21).

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