CN218547990U - Powder packing device and sealing packing system - Google Patents
Powder packing device and sealing packing system Download PDFInfo
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- CN218547990U CN218547990U CN202222847622.0U CN202222847622U CN218547990U CN 218547990 U CN218547990 U CN 218547990U CN 202222847622 U CN202222847622 U CN 202222847622U CN 218547990 U CN218547990 U CN 218547990U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The invention discloses a powder filling device and a sealing filling system, wherein the powder filling device comprises a filling barrel and a blocking hammer, the filling barrel comprises a barrel body, a cover plate and a feeding assembly, the top end of the barrel body is sealed through the cover plate, the bottom end of the barrel body is a powder outlet end, the cross section of the powder outlet end is in a reverse taper shape, the feeding assembly comprises a feeding port arranged on the side wall of the barrel body, the feeding port is used for inputting powder into the barrel body, the blocking hammer comprises a hammer body and a pull rod, the hammer body is arranged in the barrel body and used for blocking the powder outlet end, the shape of the hammer body is set to be matched with the powder outlet end, one end of the pull rod is connected with the hammer body, the other end of the pull rod penetrates through the cover plate, and when filling is carried out, the hammer body is driven to ascend so as to open the powder outlet end, and therefore the powder input from the feeding port is output from the barrel body. The powder outlet end of the powder filling device is in an inverted cone shape, so that powder can be effectively prevented from being retained in the powder filling device.
Description
Technical Field
The invention belongs to the technical field of nuclear industry, and particularly relates to a powder filling device and a sealing filling system comprising the same.
Background
Spent fuel, also known as irradiated nuclear fuel, is spent nuclear fuel subjected to radiation exposure and is typically produced by a nuclear reactor in a nuclear power plant. The spent fuel post-treatment is the most critical link in the later stage of nuclear fuel circulation, and is the most extensive treatment mode for the spent fuel discharged from the nuclear reactor at present. Spent fuel reprocessing typically requires a series of process conversions in a sealed glove box system, calcining to produce a product powder and homogenizing and cooling, the processed powder requiring filling into dedicated cup-shaped product containers for packaging.
This powder has strong radioactivity and toxicity, must go on in sealed environment during the filling, because the filling process is with the powder from a sealed environment transfer to another sealed environment in, consequently need guarantee in the filling process powder can not pollute the filling subassembly, on the other hand, the powder is at the strict control weight of filling in-process, it is the same to need to guarantee that the powder falls into the weight of each product container, current filling mode often can leave over the powder and attach on filling equipment, the sealed effect of product container when filling next time is influenced to the high possibility, the exposure dose when having increased personnel and having examined the maintenance simultaneously, danger is higher.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art and provides a powder filling device and a sealing filling system comprising the powder filling device. The powder packing device can effectively prevent powder from being retained in the powder packing device.
In order to solve the problems, the invention adopts the following technical scheme:
the utility model provides a powder filling device, includes packing bucket, stifled hammer, the packing bucket includes staving, apron and pan feeding subassembly, the top of staving is passed through the apron is sealed, the bottom of staving is the powder exit end, the cross-section of powder exit end is the back taper, the pan feeding subassembly is including locating pan feeding mouth on the staving lateral wall, the pan feeding mouth is used for to the staving in input powder, stifled hammer is including hammer block and pull rod, the hammer block is located in the staving for shutoff powder exit end, the shape of hammer block set up to be can with powder exit end looks adaptation, the one end of pull rod with the hammer block is connected, and the other end passes the apron, during the packing, rises through driving the hammer block to open the powder exit end, thereby will be exported from the staving from the powder of pan feeding mouth input.
Preferably, the powder filling device further comprises a lifting assembly, and the lifting assembly is connected with one end of the pull rod penetrating through the cover plate and used for driving the hammer body to move up and down.
Preferably, the lifting assembly comprises a linear module, a guide rail and a lifting driving motor, the guide rail is parallel to the pull rod, the linear module is mounted on the guide rail, one end of the linear module is connected with the pull rod, and the lifting driving motor is used for driving the linear module to move along the guide rail.
Preferably, the hammer body comprises an upper half part and a lower half part which are connected into a whole, the upper half part is of a conical structure with a small upper part and a large lower part, the lower half part is of a spherical structure, and the upper half part is connected with the pull rod.
Preferably, the feeding assembly further comprises an inclined tube and a blanking tube, one end of the inclined tube is communicated with the feeding port, the other end of the inclined tube is communicated with the blanking tube through a flange, and the feeding port is connected with the upper portion of the powder outlet end.
Preferably, the feeding assembly further comprises an oscillator, and the oscillator is mounted on the outer wall of the inclined tube.
Preferably, the cover plate is provided with air holes, and filter sheets are arranged in the air holes.
Preferably, the powder outlet end downwardly extending of staving has a linkage segment, the linkage segment is used for being connected with outside receiving material container, the linkage segment is the column, still be equipped with the sealing washer on the outer wall of linkage segment, can effectively prevent that the powder of unloading in-process from lifting and escaping.
The invention also provides a sealing and filling system, which comprises a sealing box body and the powder filling device, wherein the powder filling device also comprises a lifting assembly, the lifting assembly is arranged outside the sealing box body, other components are arranged inside the sealing box body, and the pull rod penetrates through the sealing assembly on the sealing box body and then is connected with the lifting assembly.
The powder outlet end of the powder filling device is arranged in the inverted cone shape, so that powder can be effectively prevented from being attached to the side wall of the powder filling device, the powder output from the powder filling device can be completely output to the product container, and the same amount of the powder falling into each product container can be ensured.
Drawings
FIG. 1 is a perspective view of a powder packing device in example 1 of the present invention;
fig. 2 is a sectional view of a stuffing barrel and a blocking hammer of the powder stuffing apparatus in example 1 of the present invention.
In the figure: 1-barrel body, 2-blocking hammer, 21-hammer body, 22-pull rod, 3-cover plate, 31-air hole, 4-blanking pipe, 5-inclined pipe, 6-oscillator, 7-sealing ring, 8-linear module and 9-lifting driving motor.
Detailed Description
The technical solutions in the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "on" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are merely for convenience and simplicity of description, and do not indicate or imply that the device or element referred to must be provided with a specific orientation, constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected," "disposed," "mounted," "fixed," and the like are to be construed broadly, e.g., as being fixedly or removably connected, or integrally connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The invention provides a powder filling device which comprises a filling barrel and a blocking hammer, wherein the filling barrel comprises a barrel body, a cover plate and a feeding assembly, the top end of the barrel body is sealed through the cover plate, the bottom end of the barrel body is a powder outlet end, the cross section of the powder outlet end is in a reverse taper shape, the feeding assembly comprises a feeding port arranged on the side wall of the barrel body, the feeding port is used for inputting powder into the barrel body, the blocking hammer comprises a hammer body and a pull rod, the hammer body is arranged in the barrel body and used for blocking the powder outlet end, the shape of the hammer body is set to be capable of being matched with the powder outlet end, one end of the pull rod is connected with the hammer body, the other end of the pull rod penetrates through the cover plate, and when filling is carried out, the hammer body is driven to rise to open the powder outlet end, so that the powder input from the feeding port is output from the barrel body.
The invention also provides a sealing and filling system which comprises a sealing box body and the powder filling device, wherein the powder filling device also comprises a lifting assembly, the lifting assembly is arranged outside the sealing box body, other components are arranged inside the sealing box body, and the pull rod penetrates through the sealing assembly on the sealing box body and then is connected with the lifting assembly.
Example 1
As shown in fig. 1, the present embodiment discloses a powder filling device, including the filling bucket, block hammer 2, the filling bucket includes staving 1, apron 3 and pan feeding subassembly, the shape of staving 1 is the cylinder, the top of staving 1 is sealed through apron 3, the bottom of staving 1 is the powder exit end, the cross-section of powder exit end is the back taper, thereby be favorable to the powder to flow, the pan feeding subassembly is including locating the pan feeding mouth on the staving 1 lateral wall, the pan feeding mouth is used for to the input powder in staving 1, block hammer 2 includes hammer block 21 and pull rod 22, hammer block 21 locates in staving 1, be used for the shutoff powder exit end, the shape of hammer block 21 sets up to be can with powder exit end looks adaptation, can block up the powder exit end effectively, pull rod 22 is the columniform stock, its one end and hammer block 21 fixed connection, the other end passes apron 3, when filling, pull rod 22 rises through driving hammer block 21, in order to open the powder exit end, thereby export the powder input from the pan feeding mouth from staving 1 output.
In this embodiment, the powder filling device further includes a lifting component, and the lifting component is connected to one end of the pull rod 22 and is used for driving the hammer 21 to move up and down.
As shown in fig. 1, the lifting assembly comprises a linear module 8, a guide rail and a lifting driving motor 9, the guide rail is arranged in parallel with the pull rod 22 and is arranged along the vertical direction, the linear module 8 is arranged on the guide rail, one end of the linear module is connected with the pull rod 22, the lifting driving motor 9 is connected with the linear module 8 through a connecting shaft and is used for driving the linear module 8 to move along the length of the guide rail, and then the pull rod is driven to move up and down.
As shown in fig. 2, the hammer body 21 is disposed inside the barrel 1, the hammer body 21 includes an upper half and a lower half that are connected into a whole, the upper half is a tapered structure with a small top and a large bottom, it can be understood that the tapered structure of the upper half is to prevent powder from accumulating on the upper half of the hammer body 21; the lower half part is of a spherical structure, the upper half part is connected with the pull rod 22, and the spherical structure of the lower half part can be matched with the opening at the bottom end of the powder outlet end so as to completely block the opening at the powder outlet end when the hammer body 21 falls.
Alternatively, the entire hammer body 21 may be provided in a spherical shape as a whole.
Optionally, the feeding assembly further comprises an inclined tube 5 and a blanking tube 4, wherein the inclined tube 5 and the barrel body 1 are of an integral structure, one end of the inclined tube 5 is communicated with the feeding port, the other end of the inclined tube is communicated with the blanking tube 4 through a flange, a sealing gasket is arranged between the flanges for sealing, and the feeding port is preferably arranged on the upper portion of the powder outlet end in a connected mode, so that powder enters the inclined tube 5 through the blanking tube 4 and then enters the feeding port, and further the powder can be smoothly output through an inclined wall of the powder outlet end.
Optionally, the pan feeding subassembly still includes oscillator 6, and oscillator 6 adopts pneumatic oscillator, and oscillator 6 installs on the outer wall of pipe chute 5, and oscillator 6 is used for vibrating pipe chute 5 to prevent that the powder from piling up the jam in pipe chute 5, because pipe chute 5 and staving 1 adopt the integral type structure, so oscillator 6 also can play a role to staving 1.
Optionally, the cover plate 3 is provided with an air hole 31, a filter sheet is arranged in the air hole 31, the air hole 31 is formed in the cover plate 3 to balance air pressure inside and outside the barrel body 1, so that powder can be smoothly discharged along the powder outlet end, and the filter sheet is used for preventing radioactive contamination diffusion inside the barrel body 1.
In this embodiment, the powder outlet end of the barrel body 1 extends downwards to form a connecting section, the connecting section is used for being connected with an external part, specifically, the connecting section is used for being connected with a product container for containing powder, the connecting section is cylindrical, a sealing ring 7 is further arranged on the outer wall of the connecting section, and an opening of the product container is cylindrical with the same diameter, so that the product container can be connected with the connecting section in a sealing manner, and the powder can enter the product container without overflowing and falling.
The working process of the powder filling device in this example is as follows:
during filling, the lifting assembly drives the pull rod 22 to move upwards, so as to drive the hammer body to move upwards, and thus the powder outlet end is opened;
a specified amount of powder is poured from the feeding port, and the powder enters the powder outlet end along the blanking pipe 4 and the inclined pipe 5 (when the inclined pipe 5 is blocked by the powder, the oscillator 6 can be started to enable the powder to fall);
the product container is arranged below the powder outlet end and is connected with the connecting section to receive the falling powder;
the hammer body 21 and the product container are kept in the existing state for a period of time to wait for the powder to fall, then the lifting assembly drives the pull rod 22 to fall, and further the hammer body 21 falls to block the powder outlet end, and then the connection between the product container and the connecting section is disconnected to finish powder charging.
As an alternative, before the product container is removed, the hammer block 21 may be moved up and down inside the tub 1 several times by the lifting assembly to vibrate the powder adhered to the inner wall of the tub 1 or the hammer block 21.
The powder filler device in this embodiment is the back taper, and hammer block upper portion is positive toper, and the homoenergetic prevents effectively that the powder from being detained inside it, specifically prevents that the powder from adhering on its lateral wall to through the cooperation of staving 1 and hammer block 21, can guarantee that the powder fills completely to the product container in, have good filler and sealed effect.
Example 2
The embodiment discloses a sealing filler system, including the powder filler device in sealed box and embodiment 1, the powder filler device still includes the lifting unit, and the lifting unit sets up in sealed box outside, and other part settings are inside sealed box, and pull rod 22 passes behind the sealing unit on the sealed box and is connected with the lifting unit through the connecting axle.
In this embodiment, set up staving 1 and hammer block 21 and pan feeding subassembly in the seal box, set up the lifting unit outside the seal box, can reduce effectively and have radioactive powder to the radiation of lifting unit, also be convenient for change lifting unit simultaneously moreover.
In this embodiment, the sealing filler system can be arranged in a special concrete equipment room, the linear module in the sealing box body and the lifting assembly is arranged inside the equipment room, the lifting driving motor 9 in the lifting assembly is arranged outside the equipment room, and the connecting shaft of the lifting driving motor 9 penetrates through the wall body through the wall penetrating shaft assembly to be connected with the linear module. The lifting driving motor 9 is arranged outside the equipment room, so that the radioactive environment inside the treatment chamber can be effectively isolated, the service life of the lifting driving motor 9 is prolonged, and the safety of operators is protected.
It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and scope of the invention, and such modifications and improvements are also considered to be within the scope of the invention.
Claims (9)
1. A powder filling device is characterized by comprising a filling barrel and a blocking hammer (2),
the filling barrel comprises a barrel body (1), a cover plate (3) and a feeding assembly, the top end of the barrel body (1) is sealed through the cover plate (3), the bottom end of the barrel body (1) is a powder outlet end, the cross section of the powder outlet end is in an inverted cone shape, the feeding assembly comprises a feeding port arranged on the side wall of the barrel body (1), the feeding port is used for inputting powder into the barrel body (1),
the blocking hammer (2) comprises a hammer body (21) and a pull rod (22), the hammer body (21) is arranged in the barrel body (1) and used for blocking a powder outlet end, the shape of the hammer body (21) is set to be matched with the powder outlet end, one end of the pull rod (22) is connected with the hammer body (21), the other end of the pull rod penetrates through the cover plate (3),
during filling, the hammer body (21) is driven to rise to open the powder outlet end, so that the powder input from the feeding port is output from the barrel body (1).
2. A powder packing device as claimed in claim 1, further comprising a lifting assembly,
the lifting assembly is connected with one end of the pull rod (22) penetrating through the cover plate (3) and used for driving the hammer body (21) to move up and down.
3. Powder filling device according to claim 2, wherein the lifting assembly comprises a linear die set (8), a guide rail and a lifting drive motor (9),
the guide rail is arranged in parallel with the pull rod (22), the linear module (8) is arranged on the guide rail, one end of the linear module is connected with the pull rod (22),
the lifting driving motor (9) is used for driving the linear module (8) to move along the guide rail.
4. Powder filling device according to claim 2, wherein the hammer (21) comprises an upper half and a lower half that are connected into a whole, the upper half having a conical structure with a small top and a large bottom, the lower half having a spherical structure, and the upper half being connected to the pull rod (22).
5. Powder filling device according to claim 2, wherein the feed assembly further comprises a chute (5) and a down pipe (4),
one end of the inclined tube (5) is communicated with the feeding port, the other end of the inclined tube is communicated with the blanking tube (4) through a flange,
the position of the feeding port is connected with the upper part of the powder outlet end.
6. Powder filling apparatus according to claim 5, wherein the feed assembly further comprises an oscillator (6), the oscillator (6) being mounted on an outer wall of the chute (5).
7. The powder filling device according to claim 6, wherein a vent hole (31) is formed in the cover plate (3), and a filter sheet is arranged in the vent hole (31).
8. The powder filling device according to any one of claims 1 to 7, wherein a connecting section extends downwards from the powder outlet end of the barrel body (1), the connecting section is used for being connected with an external material receiving container, the connecting section is columnar, and a sealing ring (7) is further arranged on the outer wall of the connecting section, so that powder in the blanking process can be effectively prevented from being raised and escaping.
9. A sealing and filling system, comprising a sealing box and a powder filling apparatus according to any one of claims 1 to 8,
the powder filling device further comprises a lifting assembly, the lifting assembly is arranged outside the sealed box body, other parts are arranged inside the sealed box body, and the pull rod (22) penetrates through the sealed assembly on the sealed box body and then is connected with the lifting assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222847622.0U CN218547990U (en) | 2022-10-27 | 2022-10-27 | Powder packing device and sealing packing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222847622.0U CN218547990U (en) | 2022-10-27 | 2022-10-27 | Powder packing device and sealing packing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218547990U true CN218547990U (en) | 2023-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222847622.0U Active CN218547990U (en) | 2022-10-27 | 2022-10-27 | Powder packing device and sealing packing system |
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| Country | Link |
|---|---|
| CN (1) | CN218547990U (en) |
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2022
- 2022-10-27 CN CN202222847622.0U patent/CN218547990U/en active Active
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