CN210682528U - Radioactive activated carbon discharge apparatus - Google Patents
Radioactive activated carbon discharge apparatus Download PDFInfo
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- CN210682528U CN210682528U CN201921796326.4U CN201921796326U CN210682528U CN 210682528 U CN210682528 U CN 210682528U CN 201921796326 U CN201921796326 U CN 201921796326U CN 210682528 U CN210682528 U CN 210682528U
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Abstract
The utility model discloses a radioactive activated carbon discharge apparatus, include: a rotating hand wheel, a connecting rod, a rotating impeller, a filtering part, a waste water outlet pipe and an activated carbon discharge valve; the exit end at the equipment low head is installed to the active carbon discharge valve, and the filter part upper end docks with the upper end of equipment low head, and the filter part lower extreme docks with the entry end of active carbon discharge valve, has the clearance between filter part outer wall and the equipment low head inner wall, and connecting rod one end is connected with the rotatory hand wheel that is located the equipment low head outside, connects the other end and extends to the equipment low head outside after passing equipment low head and filter part, is equipped with rotatory impeller in the filter part, rotatory impeller is fixed on the connecting rod, waste water outlet pipe one end extends to the clearance between filter part outer wall and the equipment low head inner wall, and this device can realize unloading to the safety of useless active carbon, smooth and easy, controllability, and can promote the loose flow of local of active carbon, reaches the technological requirement that radioactive useless active carbon.
Description
Technical Field
The utility model relates to a nuclear is established and is emitted radioactive waste treatment field, specifically relates to a radioactive activity charcoal discharge apparatus.
Background
Active carbon filtration is adopted as a pre-pretreatment process in radioactive waste liquid treatment of nuclear power stations and research reactors, so that a large amount of radioactive waste active carbon is inevitably generated, and the waste active carbon is required to be unloaded from a filter device and loaded into a barrel before treatment. The side face of a bottom seal head of the filtering equipment is provided with a large hand hole for discharging, and the discharging process cannot be controlled by the mode and can be scattered on the ground. The collection barrel needs to be set for the radioactive active carbon discharging consideration, the discharging process is controlled, and the conventional discharging mode cannot completely meet the use requirement. Therefore, the development of a set of radioactive waste activated carbon unloading device which is feasible in technology, safe, reliable, simple, practical, economical and reasonable is necessary.
The conventional waste activated carbon unloading process comprises the following steps:
the activated carbon is widely applied to common industrial wastewater treatment technologies, is mainly used for filtering impurities, adsorbing active agents and the like, and is low in harmfulness after failure, so that a hand hole is usually formed in a lower end socket of equipment, and when the activated carbon fails, the hand hole cover is manually opened and a tool such as a shovel is used for digging out the activated carbon. The disadvantages of this discharge operation are: 1) in the process of opening the hand hole cover and digging out the activated carbon, the activated carbon can be scattered on the ground; 2) the controllability of the discharging process is poor; 3) in the unloading process, the personnel always take out the active carbon and put the active carbon into the barrel, so the workload is large; 4) in the process of manually taking out the activated carbon, the generated dust can enter air and harm human health.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can set up the useless activated carbon discharge apparatus in the filtration equipment bottom, the device can realize that useless activated carbon local mixs loose, simultaneously through setting up the bottom valve, realizes that useless activated carbon smoothly unloads and can control the process of unloading. In the occasions of filtering radioactive waste liquid or other media with high harmfulness by using the active carbon, the device is adopted at the bottom of the filtering equipment for discharging, and the device has obvious advantages. 1) The problems of scattering, more personnel contact and large pollution in the traditional unloading process by opening the lower end socket handhole cover of the equipment are solved; 2) the unloading process can be effectively controlled; 3) the operation is simple, and only manual operation is needed; 4) the investment cost of the project is low, and the social benefit is achieved.
In order to realize the above utility model purpose, this application provides a radioactive activity charcoal discharge apparatus, the device includes:
a rotating hand wheel, a connecting rod, a rotating impeller, a filtering part, a waste water outlet pipe and an activated carbon discharge valve;
the exit end at the equipment low head is installed to the active carbon discharge valve, and the filter house both ends are the opening form, and the filter house is located the equipment low head, and the butt joint of the upper end of filter house upper end and equipment low head, the butt joint of the entry end of filter house lower extreme and active carbon discharge valve have the clearance between filter house outer wall and the equipment low head inner wall, connecting rod one end with be located the outer rotatory hand wheel connection of equipment low head, connect the other end and extend to the equipment low head outside after passing equipment low head and filter house, be equipped with rotatory impeller in the filter house, rotatory impeller is fixed on the connecting rod, waste water outlet pipe one end extends to the clearance between filter house outer wall and the equipment low head inner wall, and the waste water outlet pipe other end is.
Wherein, the utility model discloses well discharge apparatus's principle does: the device is at first through the free water that exists between the active carbon clearance in the delivery port unloading equipment, then drives the rotatory impeller on the connecting rod through rotatory hand wheel and rotates the regional active carbon in loose toper bottom center, makes its active carbon smooth unload, can control the process of unloading through the bottom valve simultaneously.
Preferably, the connecting rod penetrates through a center hole of the rotary impeller, and the connecting rod can drive the rotary impeller to rotate.
Preferably, the waste water outlet pipe is positioned at the lower half part of the lower end enclosure of the equipment.
Preferably, the filtering component is provided with filtering holes, and the aperture of the filtering holes is smaller than the size of the radioactive activated carbon.
Preferably, the filter element is cone-barrel shaped.
Preferably, the apparatus further comprises a receiving ladle.
Preferably, the cone angle of the filtering component is in the range of 30-60 degrees, micron-sized filtering holes are uniformly distributed on the cone surface for wastewater circulation, and the part of the connecting rod penetrating through the filtering component is sealed by using a filler.
Preferably, the part of the connecting rod penetrating through the lower end enclosure of the equipment is sealed by using a filler.
Preferably, during the rotation of the rotating impeller, the top of the blade exceeds the circular center of the bottom of the filtering component by 5-10 mm.
One or more technical solutions provided by the present application have at least the following technical effects or advantages:
the device in the utility model is simple in structure, convenient operation, the speed of unloading is fast.
The device in the utility model can reduce the contact of personnel to the active carbon dust.
The utility model provides a device can reduce the secondary clearance of scattering wastes material, improves work efficiency.
The device in the utility model can effectively control the unloading process, and is convenient for receive the change of the steel drum.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention;
FIG. 1 is a schematic structural diagram of a radioactive waste activated carbon discharge device in the present application;
wherein, 1, the hand wheel is rotated, 2, the connecting rod, 3, the impeller is rotated, 4, the filler, 5, the sieve plate, 6, the waste water outlet pipe, 7, the lower seal head of the device, and 8, the activated carbon discharge valve.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflicting with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and the scope of the present invention is not limited by the specific embodiments disclosed below.
Referring to fig. 1, the present application provides a radioactive waste activated carbon discharge apparatus, which includes an auxiliary structure such as a rotary hand wheel, a connecting rod, a rotary impeller, a filler, a sieve plate, a waste water outlet pipe, an apparatus lower head, and an activated carbon discharge valve; the rotating hand wheel is connected with the connecting rod; the rotary impeller is attached to the connecting rod; the connecting rod is sealed by a filler; the sieve plate blocks the activated carbon to ensure the wastewater to flow; the waste water outlet pipe ensures that waste water passing through the sieve plate flows out of the device; and the activated carbon discharge valve is opened, so that the rotating hand wheel drives the connecting rod and the rotating impeller to rotate to discharge the loosened activated carbon.
In the embodiment of the application, the sieve plate is arranged in a conical shape, the cone angle is in the range of 30-60 degrees, micron-sized pores are uniformly distributed on the conical surface for wastewater circulation, and the part of the connecting rod penetrating through the sieve plate is sealed by using a filler.
Wherein, in this application embodiment, rotatory hand wheel drive rotatory impeller through the connecting rod and rotate loose activated carbon.
In the embodiment of the application, the lower end socket of the device is a conical end socket, a certain gap is formed between the lower end socket and the sieve pore plate, and wastewater is filled in the gap to ensure that the effluent passing through the wastewater outlet pipe is in a full-filling state.
In the embodiment of the application, the filler ensures that the sealing is not leaked when the connecting rod passes through the sieve plate and the lower end socket of the equipment.
In the embodiment of the application, the top of each blade of the rotary impeller exceeds the circular center of the bottom of the sieve plate by 5-10 mm in the rotating process so as to ensure loose flow in the bottom area.
In the embodiment of the application, the opening of the activated carbon discharge valve can ensure that the activated carbon loosened by the rotary impeller is smoothly discharged from the bottom, and the control operation of timely shutting off and preventing the activated carbon from flowing out can be carried out.
In the embodiment of the application, the outlet pipe is arranged at the bottommost part of the lower end socket of the equipment, so that more than 99% of free water in the equipment can be discharged before discharging.
When the active carbon became invalid, for waste water and useless active carbon coexistence state in the equipment, when launching this device, waste water can enter into the clearance between orifice plate and equipment low head through the orifice plate earlier in the equipment, and useless active carbon is blockked at the orifice plate inboardly, and later waste water is through the waste water outlet pipe drainage of bottommost, can realize the free water of more than 99% and empty, treats after the free water empties, places and receives the steel drum at active carbon discharge valve bottom, later opens the active carbon discharge valve. The rotary hand wheel is rotated to drive the rotary impeller to rotate and loosen the active carbon at the bottommost region, so that the active carbon flows into the steel barrel smoothly, and the active carbon at the upper part is automatically filled downwards under the action of gravity, so that the waste active carbon is in dynamic flow. When the steel drum is filled with the activated carbon, the activated carbon discharge valve is closed in time to replace the steel drum, so that the controllability of the waste activated carbon discharge is realized. The filler can prevent waste water from flowing to the outside from the equipment low head in the unloading process, and prevent the waste activated carbon from flowing out from the sieve plate.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. A radioactive activated carbon discharge apparatus, comprising:
a rotating hand wheel, a connecting rod, a rotating impeller, a filtering part, a waste water outlet pipe and an activated carbon discharge valve;
the exit end at the equipment low head is installed to the active carbon discharge valve, and the filter house both ends are the opening form, and the filter house is located the equipment low head, and the butt joint of the upper end of filter house upper end and equipment low head, the butt joint of the entry end of filter house lower extreme and active carbon discharge valve have the clearance between filter house outer wall and the equipment low head inner wall, connecting rod one end with be located the outer rotatory hand wheel connection of equipment low head, connect the other end and extend to the equipment low head outside after passing equipment low head and filter house, be equipped with rotatory impeller in the filter house, rotatory impeller is fixed on the connecting rod, waste water outlet pipe one end extends to the clearance between filter house outer wall and the equipment low head inner wall, and the waste water outlet pipe other end is.
2. The radioactive activated carbon discharge apparatus according to claim 1, wherein the connecting rod passes through a central hole of the rotary impeller, and the connecting rod can drive the rotary impeller to rotate.
3. The radioactive activated carbon discharge apparatus according to claim 1, wherein the waste water outlet pipe is located at a lower half portion of the lower head of the apparatus.
4. The radioactive activated carbon discharge device according to claim 1, wherein the filter member is provided with a filter hole, and the pore diameter of the filter hole is smaller than the size of the radioactive activated carbon.
5. The radioactive activated carbon discharge apparatus according to claim 1, wherein the filter member is in particular cone-barrel shaped.
6. The radioactive activated carbon discharge apparatus of claim 1, further comprising a receiving steel drum.
7. The radioactive activated carbon discharging device according to claim 5, wherein the cone angle of the filtering member is in the range of 30-60 degrees, micron-sized filtering holes are uniformly distributed on the cone surface for wastewater to flow through, and the part of the connecting rod penetrating through the filtering member is sealed by using a filler.
8. The radioactive activated carbon discharging device according to claim 1, wherein the part of the connecting rod passing through the lower end enclosure of the equipment is sealed by using a filler.
9. The radioactive activated carbon discharging device according to claim 1, wherein the top of the blade exceeds the circular center of the bottom of the filtering component by 5-10 mm during the rotation of the rotating impeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921796326.4U CN210682528U (en) | 2019-10-24 | 2019-10-24 | Radioactive activated carbon discharge apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921796326.4U CN210682528U (en) | 2019-10-24 | 2019-10-24 | Radioactive activated carbon discharge apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN210682528U true CN210682528U (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921796326.4U Active CN210682528U (en) | 2019-10-24 | 2019-10-24 | Radioactive activated carbon discharge apparatus |
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| CN (1) | CN210682528U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113198289A (en) * | 2021-04-01 | 2021-08-03 | 中国核电工程有限公司 | Equipment is changed to active carbon |
-
2019
- 2019-10-24 CN CN201921796326.4U patent/CN210682528U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113198289A (en) * | 2021-04-01 | 2021-08-03 | 中国核电工程有限公司 | Equipment is changed to active carbon |
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