CN217296479U

CN217296479U - Self-closing powder unloading head

Info

Publication number: CN217296479U
Application number: CN202220424038.1U
Authority: CN
Inventors: 郝光云
Original assignee: Dezhou Power Plant of Huaneng International Power Co Ltd
Current assignee: Dezhou Power Plant of Huaneng International Power Co Ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-08-26
Anticipated expiration: 2032-03-01

Abstract

The utility model discloses a self-closing powder unloading head, which comprises a blanking hopper, a powder suction hopper and an unloading cylinder, wherein the unloading cylinder is arranged in the powder suction hopper; and the sealing assembly comprises a central pipe, an installation block arranged at the top of the central pipe, a gravity sealing head arranged at the bottom of the central pipe, a limiting pipe sliding on the surface of the central pipe, and a locking nut in threaded connection with the bottom of the central pipe, wherein a gas outlet is formed in the surface of the locking nut, the powder dust hopper arranged on the device can be used for collecting falling dust in the unloading process, and the powder dust hopper can be used for collecting the falling dust in the lifting process when the device is lifted and transported, so that the device can ensure the neatness and cleanness of equipment.

Description

Self-closing powder unloading head

Technical Field

The utility model relates to an extracting tool technical field, especially self-closing type powder unloading head.

Background

In the powder unloading process, the unloading heads of the related powder of the similar enterprises are all non-plugging type, and the powder shaking and floating phenomena are generated during the work unloading process, so that the environmental pollution and the equipment fouling are caused. Meanwhile, the facility lifting steel wire ropes are large in quantity, improper in adjustment and inclined, the steel wire ropes are complex and inconvenient to replace, the lifting limiting is not accurate, the discharging head is damaged, potential safety hazards are high, and the like.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the abstract and the title of the present application to avoid obscuring the purpose of this section, the abstract and the title of the present application, and such simplifications or omissions cannot be used to limit the scope of the present invention.

The utility model discloses a solve the problem that exists in above-mentioned and/or current self-closing type powder discharge head, provide the utility model.

Therefore, the utility model aims to solve the problem of how to solve the environmental pollution problem of shaking off the powder that wafts when unloading.

In order to solve the technical problem, the utility model provides a following technical scheme: the self-closing type powder unloading head comprises a discharging hopper, a discharging barrel and a discharging pipe, wherein the discharging hopper comprises a powder dust hopper, and the discharging barrel is arranged inside the powder dust hopper; and the sealing assembly comprises a central pipe, an installation block arranged at the top of the central pipe, a gravity sealing head arranged at the bottom of the central pipe, a limiting pipe sliding on the surface of the central pipe, and a locking nut in threaded connection with the bottom of the central pipe, wherein the surface of the locking nut is fixedly provided with an air outlet.

As the utility model discloses a preferred scheme of self-closing powder discharge head, wherein: the powder dust absorption hopper and the discharge cylinder are both in the shape of a cylinder at one end and a circular truncated cone at the other end, a supporting plate is fixedly mounted on the inner wall of the conical surface of the powder dust absorption hopper, and the other end of the supporting plate is fixed on the outer wall of the conical surface of the discharge cylinder and is fixedly connected with the outer wall of the conical surface of the discharge cylinder.

As the utility model discloses a preferred scheme of self-closing powder discharge head, wherein: the sealing assembly further comprises a puncture-proof cover arranged at the top, and the puncture-proof cover is conical.

As a self-closing powder discharge head's an optimal selection scheme, wherein: the sealing assembly further comprises a plurality of reinforcing screws arranged on the center pipe in a circle, and one ends of the reinforcing screws are in threaded connection with the surface of the gravity sealing head.

As the utility model discloses a preferred scheme of self-closing powder discharge head, wherein: a plurality of reinforcing plate ribs are fixedly mounted on the surface of the limiting pipe, and the other ends of the reinforcing plate ribs are fixedly connected to the inner wall of the conical surface of the discharging cylinder.

As the utility model discloses a preferred scheme of self-closing powder discharge head, wherein: the sealing assembly further comprises two symmetrical fixing blocks arranged at the top of the central pipe, the fixing blocks are fixedly provided with arch pull rings, and two ends of each arch pull ring are respectively arranged on the surfaces of the two fixing blocks.

As the utility model discloses a preferred scheme of self-closing powder discharge head, wherein: the surface of the mounting block is fixedly provided with a plurality of holes which are matched with the sizes of the reinforcing screws, and the other ends of the reinforcing screws penetrate through the holes and are fixed on the surface of the mounting block by fixing nuts.

As the utility model discloses a preferred scheme of self-closing powder discharge head, wherein: the gravity sealing head is characterized in that a boss is arranged on the surface of the gravity sealing head, the end with the small diameter of the boss is smaller than the end with the small diameter of the circular table of the discharging cylinder, and the end with the large diameter of the boss is larger than the end with the large diameter of the circular table of the discharging cylinder.

As the utility model discloses a preferred scheme of self-closing powder discharge head, wherein: the mounting block side fixed mounting has the intake pipe, intake pipe one end communicates in the inside of center tube, and the other end extends to the device outer mother and passes powder dust hopper and discharge cylinder.

As the utility model discloses a preferred scheme of self-closing powder discharge head, wherein: and a sealing gasket is arranged on the surface of the gravity sealing head.

The utility model discloses beneficial effect does: the utility model discloses a powder dust absorption fill that sets up the device, can receive the dust of unloading the in-process to wafing, setting through seal assembly, can be when handling the device, make its inside powder can not shake off or spill over, setting through the venthole to intake pipe and lock nut bottom, because it plugs up to tell the gas pocket when filling with the powder, internal pressure rises, can know from the air inlet, thereby can in time stop, setting through installation piece surface pull ring and the setting of strengthening the screw rod, can just can hang down naturally without the deliberate adjustment when the handling.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:

FIG. 1 is an overall configuration view of a self-closing type powder discharge head in example 1.

FIG. 2 is an overall structural view of the self-closing type powder discharge head in example 1.

FIG. 3 is a sectional view showing the construction of the self-closing type powder discharge head in example 2.

FIG. 4 is a partial block diagram of the self-closing powder discharge head of example 2.

FIG. 5 is a partial block diagram of the self-closing powder discharge head of example 2.

FIG. 6 is a partial block diagram of the self-closing powder discharge head of example 2.

FIG. 7 is a sectional view showing a partial structure of a self-closing type powder discharge head in example 3.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the present invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 ~ 7, for the utility model discloses a first embodiment, this embodiment provides a self-closing type powder discharge head, self-closing type powder discharge head includes powder suction hopper 101 and stripper 102, set up in the inside of powder suction hopper 101, powder suction hopper 101 and stripper 102 can carry out the unloading and produce the powder and shake off when collecting the unloading, and realize the device through cooperation between the two that the powder that prevents to produce at the unloading in-process shakes off and showy phenomenon, and can not cause environmental pollution and equipment stained.

The three supporting plates 103 are arranged between the powder dust hopper 101 and the discharging cylinder 102 and are uniformly distributed around the powder dust hopper 101 and used for reinforcing connection between the powder dust hopper 101 and the discharging cylinder 102, so that powder can shake off when the powder dust hopper is used for discharging materials, the fixing mode can be welding or glue fixing in the prior art, specifically, the powder dust hopper 101 and the discharging cylinder 102 are both in a shape that one end is a cylinder and the other end is a circular truncated cone, the supporting plates 103 are fixedly arranged on the inner wall of the conical surface of the powder dust hopper 101, the other ends of the supporting plates 103 are fixedly connected with the outer wall of the conical surface of the discharging cylinder 102, and the fixing mode can be welding in the prior art or glue fixing.

Example 2

Referring to fig. 1 to 7, a second embodiment of the present invention is based on the previous embodiment, and is different from the first embodiment in that: the seal assembly 200 includes a centertube 201, a mounting block 202 disposed at the top of the centertube 201, and a gravity sealing head 203 disposed at the bottom of the centertube 201, and a retainer tube 204 that slides over the surface of the centertube 201.

Specifically, center tube 201 sets up the center at the device, be used for fixed reinforcing screw 207 and drive the gravity of lower extreme and seal head 203 main connecting piece, the installation piece sets up the top 202 at center tube 201, be used for installation arch pull ring 209 to conveniently carry out the handling to the device, gravity seals head 203 and sets up the bottom at center tube 201, be used for shutoff feed opening when the device removes, and lean on self gravity pull-down to open and seal the mouth when transferring the unloading, spacing pipe 204 slides on the surface of center tube 201, be used for tensile center tube 201 when the handling to carry out spacingly to it.

Furthermore, spacing pipe 204 fixed surface installs a plurality of reinforcing plate muscle 204a, reinforcing plate muscle 204a other end fixed connection is at the conical surface inner wall of discharge cylinder 102, through the setting to reinforcing plate muscle 204a to consolidate the discharge cylinder 102 inner wall, thereby prevent to crush the device because of the weight of powder when the unloading, cause the damage of internals, sealing assembly 200 is still including setting up a plurality of reinforcing screw 207 at center tube 201 a week, reinforcing screw 207's one end and gravity closed head 203 surface threaded connection, reinforcing screw 207's quantity is three, and even distribution is in the a week of center tube 201, and through reinforcing screw 207's setting can effectual protection center tube 201 be unlikely by the collision bending deformation when the unloading and cause the motion to be obstructed to influence unloading speed.

Example 3

Referring to fig. 1 to 7, a third embodiment of the present invention is different from the above two embodiments: the seal assembly 200 also includes a lock nut 205 threadably coupled to the bottom of the centertube 201, the lock nut 205 being configured to enhance securement between the gravity sealing head 203 and the seal assembly 200.

Specifically, the sealing assembly 200 includes a locking nut 205 in threaded connection with the bottom of the center tube 201, an air outlet 205a is fixedly formed in the surface of the locking nut 205, an air inlet tube 202b is fixedly mounted on the side of the mounting block 202, one end of the air inlet tube 202b is communicated with the inside of the center tube 201, and the other end of the air inlet tube 202b extends to the outer nut of the device and penetrates through the powder dust hopper 101 and the discharge cylinder 102.

When the device is used for blanking, the air inlet pipe 202b and the air outlet 205a are arranged, when blanking is started, the air inlet pipe 202b is connected with a small pressure fan, the central pipe 201 is used as a pressure film switch box body arranged between air channels, when blanking is not fully performed, the air outlet 205a at the bottom of the locking nut 205 is not blocked, air pressure is low, once powder reaches an outlet position, the air outlet 205a is blocked, the pressure in the air channels rises, the pressure of the pressure film box body rises, films swell and deform, and blanking can be immediately stopped.

It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.

It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or substituted by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. Self-closing powder unloading head, its characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the blanking hopper (100) comprises a powder dust suction hopper (101), and a discharging cylinder (102) is arranged in the powder dust suction hopper (101); and

seal assembly (200), including center tube (201), set up installation piece (202) at center tube (201) top, and set up at gravity closed head (203) of center tube (201) bottom, and slide spacing pipe (204) on center tube (201) surface to and threaded connection is in lock nut (205) of center tube (201) bottom, air outlet (205a) have been seted up to lock nut (205) fixed surface.

2. A self-closing powder discharge head as claimed in claim 1, wherein: the powder dust suction hopper (101) and the discharge cylinder (102) are both in the shape of a cylinder at one end and a circular truncated cone at the other end, a supporting plate (103) is fixedly installed on the inner wall of the conical surface of the powder dust suction hopper (101), and the other end of the supporting plate (103) is fixedly connected with the outer wall of the conical surface of the discharge cylinder (102).

3. A self-closing powder discharge head as claimed in claim 2, wherein: the seal assembly (200) further comprises a stab-resistant shield (206) disposed at the top, the stab-resistant shield (206) being conical.

4. A self-closing powder discharge head as claimed in claim 3, wherein: the sealing assembly (200) further comprises a plurality of reinforcing screws (207) arranged on the periphery of the central pipe (201), and one end of each reinforcing screw (207) is in threaded connection with the surface of the gravity closing head (203).

5. The self-closing powder discharge head as recited in claim 4, wherein: the surface of the limiting pipe (204) is fixedly provided with a plurality of reinforcing plate ribs (204a), and the other ends of the reinforcing plate ribs (204a) are fixedly connected to the inner wall of the conical surface of the discharging cylinder (102).

6. The self-closing powder discharge head as claimed in claim 5, wherein: the sealing assembly (200) further comprises two symmetrical fixing blocks (208) arranged at the top of the central pipe (201), the fixing blocks (208) are fixedly provided with arch pull rings (209), and two ends of each arch pull ring (209) are respectively arranged on the surfaces of the two fixing blocks (208).

7. The self-closing powder discharge head as claimed in claim 6, wherein: the surface of the mounting block (202) is fixedly provided with a plurality of holes (202a) which are matched with the size of the reinforcing screw rod (207), and the other end of the reinforcing screw rod (207) penetrates through the holes (202a) and is fixed on the surface of the mounting block (202) by a fixing nut (207 a).

8. A self-closing powder discharge head as claimed in claim 7, wherein: the gravity closing head (203) is characterized in that a boss (203a) is arranged on the surface of the gravity closing head (203), the end, with the small diameter, of the boss (203a) is smaller than the end, with the small diameter, of the circular table of the discharging barrel (102), and the end, with the large diameter, of the boss (203a) is larger than the end, with the large diameter, of the circular table of the discharging barrel (102).

9. A self-closing powder discharge head as claimed in claim 8, wherein: the powder dust collecting device is characterized in that an air inlet pipe (202b) is fixedly mounted on the side edge of the mounting block (202), one end of the air inlet pipe (202b) is communicated with the inside of the central pipe (201), and the other end of the air inlet pipe (202b) extends out of the device and penetrates through the powder dust collecting hopper (101) and the discharging cylinder (102).

10. A self-closing powder discharge head as claimed in claim 9, wherein: and a sealing gasket (203b) is arranged on the surface of the gravity closing head (203).