CN113823429A - Shielding lead door and lead taking plug component - Google Patents

Shielding lead door and lead taking plug component Download PDF

Info

Publication number
CN113823429A
CN113823429A CN202010568411.6A CN202010568411A CN113823429A CN 113823429 A CN113823429 A CN 113823429A CN 202010568411 A CN202010568411 A CN 202010568411A CN 113823429 A CN113823429 A CN 113823429A
Authority
CN
China
Prior art keywords
shielding
lead
door
tank
pull rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010568411.6A
Other languages
Chinese (zh)
Inventor
吴中华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Our United Corp
Original Assignee
Our United Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Our United Corp filed Critical Our United Corp
Priority to CN202010568411.6A priority Critical patent/CN113823429A/en
Publication of CN113823429A publication Critical patent/CN113823429A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F1/00—Shielding characterised by the composition of the materials
    • G21F1/02—Selection of uniform shielding materials
    • G21F1/08—Metals; Alloys; Cermets, i.e. sintered mixtures of ceramics and metals
    • G21F1/085—Heavy metals or alloys
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F3/00—Shielding characterised by its physical form, e.g. granules, or shape of the material

Landscapes

  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Ceramic Engineering (AREA)
  • Pressure Vessels And Lids Thereof (AREA)

Abstract

The application provides a shielding lead door, which comprises a shell and a shielding block, wherein the shell forms a containing cavity for containing the shielding block, a passage from the top to the bottom of the shell is arranged on the shell, the passage is provided with a first opening arranged at the top of the shell and a second opening arranged at the bottom of the shell, and the shielding block can move relative to the shell to close the passage or open the passage; the shielding lead door provided by the embodiment of the application has the advantages of simple structure, convenience in operation and high safety.

Description

Shielding lead door and lead taking plug component
Technical Field
The embodiment of the application relates to the technical field of radiotherapy, in particular to a shielding lead door.
Background
In the process of installing or replacing a radioactive source in radiation equipment, the radioactive source is generally radioactive, the radioactive source is generally stored in a completely shielded source transporting tank, the radioactive source needs to be taken out of the source transporting tank, the opening process needs to be completely shielded in order to prevent radioactive leakage when the source transporting tank is opened, and the requirement causes the opening equipment of the source transporting tank to have a complex structure and is difficult to operate.
Disclosure of Invention
In view of the above, one of the technical problems to be solved by the present application is to provide a lead shielding door and a lead plug assembly, which can conveniently, safely and quickly open the lead plug of the source transportation tank while ensuring the sealing and shielding performance.
In a first aspect, an embodiment of the present application provides a shielding lead door, which includes a housing and a shielding block;
the housing forms a containing cavity for containing the shielding block, a channel is arranged on the housing from the top to the bottom of the housing, the channel is provided with a first opening arranged at the top of the housing and a second opening arranged at the bottom of the housing, and the shielding block can move relative to the housing to close the channel or open the channel.
Optionally, in an embodiment of the present application, the shielding lead door further includes a connecting shaft and a driving assembly;
the shielding block is movably connected with the driving component through the first connecting shaft and moves under the driving of the driving component.
Optionally, in an embodiment of the present application, the driving assembly includes a linkage and a support shaft;
the back shaft is fixed on the outer wall of casing, the trace with the back shaft rotates and connects, the one end of trace is provided with the spout, the connecting axle set up in the spout, the connecting axle along the spout removes.
Optionally, in an embodiment of the present application, the shielding lead door further includes a support structure, and the support structure is fixedly connected to an outer wall of the housing.
Optionally, in an embodiment of the present application, the shielding block is provided with a limiting groove, and the housing is provided with a limiting screw engaged with the limiting groove.
In a second aspect, an embodiment of the present application provides a lead extraction plug assembly, including: the shielding lead door, the shielding can and the pull rod are arranged on the frame;
wherein the shielding lead door is the shielding lead door described in any embodiment of the application,
a cavity for containing a lead plug of the source transportation tank is formed in the shielding tank, a lead plug inlet is formed in the first end of the shielding tank, a pull rod insertion hole is formed in one end, far away from the lead plug inlet, of the shielding tank, and the pull rod extends into or out of the cavity of the shielding tank through the pull rod insertion hole;
the size of lead plug entry with the first opening size adaptation of shielding lead door, the one end of shielding jar lead plug entry with the first end of shielding lead door is connected.
Optionally, in an embodiment of the present application, the tie rod includes a first connecting rod, a second connecting rod, and at least one extension rod;
the second end of the first connecting rod is connected with the first end of the at least one extension rod, and the second end of the extension rod is fixedly connected with the first end of the second connecting rod;
and the second end of the second connecting rod is provided with a connecting structure, and the connecting structure is matched with the connecting structure on the source transportation tank lead plug.
Optionally, in an embodiment of the present application, the first end of the first connecting rod is provided with a handle.
Optionally, in an embodiment of the present application, the lead plug taking assembly further includes a positioning pin, the positioning pin is disposed at a position of a pull rod insertion hole of the shielding can, the pull rod is provided with at least one pin insertion hole, and the positioning pin can be inserted into the at least one pin insertion hole, so that the positions of the pull rod and the shielding can are relatively fixed.
Optionally, in an embodiment of the present application, the front plug assembly further includes a shielding ring, the shielding ring can be sleeved on an outer side of a butt joint of the first opening of the shielding lead door and the source outlet of the source transporting tank.
The application provides a shielding lead door, which comprises a shell, a shielding block and a containing cavity, wherein the shell forms a containing cavity for containing the shielding block, a channel from the top to the bottom of the shell is arranged on the shell, a first opening is arranged at the top of the shell, a second opening is arranged at the bottom of the shell, the shielding block is arranged between the first opening and the second opening in the channel, and the channel can be closed or opened by moving the shielding block in the containing cavity of the shell; the lead plug of the shielding lead door movable source transporting tank has the advantages of good sealing property, simple structure, convenience in operation and high safety.
Drawings
Fig. 1A is a schematic structural diagram of a shielding lead door according to an embodiment of the present disclosure;
fig. 1B is a schematic structural diagram of a driving assembly according to an embodiment of the present disclosure;
fig. 2A is a schematic structural diagram of a lead plug taking assembly according to an embodiment of the present disclosure;
fig. 2B is a schematic structural diagram of a shielding lead door and a supporting bracket according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of a pull rod according to an embodiment of the present disclosure;
fig. 4A is a schematic structural diagram of a lead body outside a stent according to an embodiment of the present disclosure;
fig. 4B is a schematic view of an installation position of a bracket external premise provided by an embodiment of the present application.
Detailed Description
The following further describes specific implementation of the embodiments of the present invention with reference to the drawings.
The first embodiment,
An embodiment of the present application provides a shielding lead door, as shown in fig. 1A, fig. 1A is a schematic structural diagram of a shielding lead door 10 provided in an embodiment of the present application, where the shielding lead door includes a housing 101 and a shielding block 102;
the inside of the shell is provided with a containing cavity for containing a shielding block 102, a channel from the top to the bottom of the shell is arranged on the shell, a first opening 103 communicated with the channel is arranged at the top end of the shell, a second opening 104 communicated with the channel is arranged at the bottom end of the shell, the shielding block is arranged between the first opening 103 and the second opening 104 in the channel, and the shielding block can move relative to the shell to close the channel or open the channel.
Optionally, in an implementation manner of this embodiment, as shown in fig. 1A, the shielding lead door further includes a supporting structure 105, and the supporting structure 105 is fixedly connected to the outer wall of the housing.
In the process of getting the plumbous stopper, in the use of shielding lead door, because the weight of shielding lead door is heavier, set up bearing structure 105, will shield lead door stable placing on the platform through bearing structure 105 for the second opening 104 of shielding lead door is more stable with the source mouth butt joint process of leading of fortune source jar.
Optionally, in one implementation of the present embodiment regarding the supporting structure, the supporting structure 105 may be a supporting panel, and the supporting panel is fixedly connected with the outer wall of the casing.
Optionally, in an implementation manner of the present embodiment regarding the shielding lead door, the shielding lead door 10 further includes a connecting shaft 106 and a driving assembly 107, and a third opening 109 is provided on a side surface of the housing;
the shielding block 103 is movably connected to the driving assembly 107 through a connecting shaft 106, so that the shielding block 103 can move in a direction approaching or separating from the third opening 109 under the driving of the driving assembly 107.
The shielding block 103 is made of a material having a shielding effect on a radioactive source, such as lead/tungsten, optionally, in an implementation manner of this embodiment, in order to save weight and reduce cost, the shielding block may also be made of a material of lead-clad steel, and this embodiment is only an exemplary illustration of the shielding block 103, and does not represent that the present application is limited thereto.
Optionally, in an implementation manner of the present embodiment, as shown in fig. 1B, fig. 1B is a schematic structural diagram of a driving assembly provided in the embodiment of the present application, where the driving assembly includes a linkage 110, a supporting shaft 111, and a connecting shaft 112;
the support shaft 111 is fixed on the outer wall of casing, and trace 110 and support shaft 111 rotate to be connected, and the one end of trace is provided with spout 113, and connecting axle 112 sets up in spout 113, and connecting axle 112 can remove along spout 113 to when making to remove the shielding piece through this drive assembly, the removal orbit of shielding piece is on a straight line, and reducing wear, and remove more convenient laborsaving of in-process.
Optionally, in an implementation manner of the present application, a limiting groove 114 is disposed on the shielding block, and a limiting screw 115 that is engaged with the limiting groove 114 is disposed on the housing. The limiting screw 115 is matched with the limiting groove 114 to ensure that the shielding block cannot be separated from the shell of the shielding lead door in the moving process, and the sealing performance and the safety of the shielding lead door are further improved.
Optionally, in an implementation manner of this embodiment, the lead plug taking assembly further includes a shielding ring, the shielding ring can be sleeved outside a position where the second opening in the bottom of the housing is in butt joint with the source transportation tank source guiding port, and the shielding ring is used for closing a gap at the position of the butt joint to prevent radiation leakage in the lead plug taking process.
The shielding lead door comprises a shell and a shielding block, wherein the shell forms an accommodating cavity for accommodating the shielding block, a channel is arranged on the shell from the top to the bottom of the shell, the channel is provided with a first opening arranged on the top of the shell and a second opening arranged on the bottom of the shell, and the shielding block can move relative to the shell to close the channel or open the channel; the shielding lead door provided by the embodiment of the application has the advantages of simple structure, convenience in operation and high safety.
Example II,
Based on the shielding lead door described in the first embodiment, an embodiment of the present application further provides a lead plug taking assembly, as shown in fig. 2A, fig. 2A is a schematic structural diagram of the lead plug taking assembly provided in the first embodiment of the present application, and the lead plug taking assembly includes: a shielding lead door 201, a shielding can 202 and a pull rod 203;
the shielding lead door 201 is any one of the shielding lead doors described in the first embodiment of the present application, a cavity 2001 for accommodating a lead plug of a source tank is formed inside a shielding tank, a lead plug inlet 2002 is arranged at a first end of the shielding tank, a pull rod insertion hole 2003 is arranged at one end of the shielding tank 202 away from the lead plug inlet 2002, and the pull rod 203 can be inserted into or pulled out of the cavity 2001 of the shielding tank 202 through the pull rod insertion hole 2003;
the lead plug inlet 2002 is sized to fit the first opening of the shield lead door 201 such that when the lead plug 2020 is removed, one end of the lead plug inlet 2002 of the shield can 202 is coupled to the first end of the shield lead door 201 and the lead plug inlet 2002 of the shield can 202 is mated with the first opening of the shield lead door such that the lead plug 2020 of the carrier can is moved into the cavity 2001 of the shield can 202 through the first opening of the shield lead door 201 and the lead plug inlet 2002.
Optionally, in an implementation manner of the present application, the lead plug taking subassembly further includes a support bracket 2010, an opening structure 2011 is provided on an upper end surface of the support bracket 2010, a size of the opening structure 2011 is greater than a diameter of a second opening at the bottom of the housing and/or a diameter of the shielding ring, so that the second opening at the bottom of the housing can be butted with the source outlet of the source transporting tank through the opening structure 2011 of the support bracket, and the shielding ring can be sleeved on an outer side of a butt joint of the second opening of the shielding lead door and the source outlet of the source transporting tank through the opening structure 2011, so that the lead plug taking subassembly of the present embodiment is ensured to have better sealing performance in a use process, and radiation leakage caused by unexpected displacement is avoided.
Optionally, in an implementation manner of the present application, at least one lifting lug 2021 is further disposed on the outer surface of the shielding can 202, and the at least one lifting lug 2021 is used for moving the shielding can 202.
Optionally, in an implementation manner of this embodiment, the lead plug taking assembly further includes a positioning pin, the positioning pin is disposed at the position of the pull rod insertion hole 2003 of the shielding can 202, the pull rod 203 is provided with at least one pin insertion hole that is fixedly adapted to the positioning pin, and the positioning pin can be inserted into the at least one pin insertion hole on the pull rod 203, so that the positions of the pull rod 203 and the shielding can 202 can be relatively fixed. Of course, the embodiment is only an exemplary illustration of one implementation way of fixing the positions of the pull rod 203 and the shielding can 202, and does not represent that the application is limited thereto.
Optionally, in an implementation manner of the present application, as shown in fig. 2B, fig. 2B is a schematic structural diagram of a shielding lead door and a supporting bracket provided in the embodiment of the present application, where the shielding lead door is further provided with at least one positioning hole 2031, and the supporting bracket is provided with a guide pin 2032 (not shown in the figure) corresponding to the at least one positioning hole 2031; in the process of realizing the butt joint of the shielding lead door on the supporting bracket, the positioning hole is only required to be connected with the corresponding guide pin in a matching manner, so that the second opening at the bottom of the shielding lead door can be accurately butted with the source outlet of the source transporting tank, and the collision or abrasion between the shielding lead door and the supporting bracket in the butt joint process is reduced, so that the radioactive source leakage is prevented.
Optionally, in an implementation manner of this embodiment, the positioning holes and the guide pins correspond to each other and are respectively disposed on the shielding lead door and the guide source bracket, the number of the positioning holes and the number of the guide pins may be one or multiple, and this embodiment is only described by using one positioning hole and one guide pin by way of example, and the application is not limited thereto.
Optionally, in an implementation manner of the present application, as shown in fig. 3, fig. 3 is a schematic structural diagram of a pull rod 30 provided in an embodiment of the present application, where the pull rod 30 includes a first connecting rod 301, a second connecting rod 302, and at least one extension rod 303;
the second end of the first connecting rod 301 can be fixedly connected with the first end of the extension rod 303, and the second end of the extension rod 303 can be fixedly connected with the first end of the second connecting rod 302;
the second end of the second connecting rod 302 is provided with a connecting structure 304, the connecting structure 304 fitting with a connecting structure on a lead plug of a source tank.
Optionally, in an embodiment of the present application, a handle 305 is disposed at a first end of the first connecting rod 301, and the handle 305 is disposed to make the use of the pull rod more convenient and labor-saving.
Optionally, in an implementation manner of the present application regarding the pull rod, a groove may be provided at the second end of the first connecting rod, and a surface of the groove is provided with a thread; a first end of the second connecting rod is provided with a convex block, and the surface of the convex block is provided with a thread matched with the thread on the surface of the groove; a first end of the extension rod is provided with a convex block, and the convex block of the extension rod is also provided with a thread matched with the thread on the surface of the groove of the first connecting rod; a groove is formed in the second end of the extension rod, and the groove of the extension rod is the same as the groove in the first connecting rod;
can utilize the mode that the recess corresponds the lug to carry out fixed connection between two arbitrary in head rod, second connecting rod, the extension rod, when using the pull rod, can also use a plurality of extension rods and carry out length adjustment to the pull rod, and this embodiment here is just explained the connected mode of head rod, second connecting rod and extension rod, and does not take this application to be limited to this.
Optionally, in an implementation manner of this embodiment, marking lines may be further disposed on the first connecting rod, the second connecting rod, and the extension rod, when any two of the first connecting rod, the second connecting rod, and the extension rod are fixedly connected, positions of two adjacent marking lines are relatively fixed, and a relative position of each joint of the pull rod is marked by using the marking lines, and a user may determine whether the adjacent joint is loose through the relative position of the adjacent marking lines, so as to prevent that when the pull rod is used to pull the lead plug, the joints of each part of the pull rod are loose and turn over, thereby affecting normal use of the pull rod.
Optionally, in another implementation manner of the present embodiment regarding the pull rod, as shown in fig. 3, a lock pin hole for inserting a lock pin is further provided at a connection point of every two adjacent connecting rods and/or extending rods of the pull rod, when the lock pin is inserted into the lock pin hole, looseness of each connection point on the pull rod can be avoided, and rotation or displacement occurs when the lead extraction plug is pulled and moved by the pull rod.
Optionally, in an implementation manner of the present application, the lead plug taking assembly further includes a support outer lead body, as shown in fig. 4A, fig. 4A is a schematic structural diagram of the support outer lead body 40 provided in an embodiment of the present application, the support outer lead body 40 is disposed on an outer side of the support, the support outer lead body 40 is disposed on the support for further enhancing a shielding effect, as shown in fig. 4B, fig. 4B is a schematic mounting position diagram of the support outer lead body provided in an embodiment of the present application, the lead plug taking assembly includes at least two support outer lead bodies 411 and 412, the at least two support outer lead bodies are correspondingly disposed at two relative positions on the outer side of the support, and are fixedly connected to the support.
In the process of using the lead plug component, because two lifting lugs are arranged at the upper end of the source carrying tank, the shape of the lifting lugs protrudes from the source carrying tank body, and the two support outer lead bodies provided by the embodiment can shield radioactive rays leaked from the joint of the two lifting lugs on the source carrying tank body and the lead plug component, so that the joint where the shielding lead door and the source carrying tank are relatively connected has better shielding performance in the process of using the lead plug component of the embodiment to take the lead plug.
The present embodiments provide a shielded lead door and lead extraction plug assembly, comprising: the shielding lead door, the shielding can and the pull rod are arranged on the frame; a cavity for accommodating a lead plug of the source tank is formed in the shielding tank, a lead plug inlet is formed at the first end of the shielding tank, a pull rod insertion hole is formed in one end, far away from the lead plug inlet, of the shielding tank, and the pull rod can extend into or be pulled out of the cavity of the shielding tank through the pull rod insertion hole; the size of the lead plug inlet and the first opening size adaptation of the shielding lead door, the shielding tank is provided with one end of the lead plug inlet, the first end of the shielding lead door is connected, the lead plug assembly is taken by using the lead plug assembly provided by the embodiment, the shielding property is high, the structure is simple, and the use is convenient.
Example III,
Based on the shielding lead door and the lead plug taking assembly provided in the first and second embodiments of the present application, the third embodiment of the present application provides a lead plug taking method, which is, of course, only exemplary and not meant to limit the present application.
The first step is as follows: the source transporting tank is placed on the ground or other platforms,
optionally, when the lead plug taking assembly comprises the support bracket, the source carrying tank is placed in the support bracket, so that the source carrying tank is prevented from being inclined during the lead plug taking process, and radioactive rays are prevented from leaking.
Optionally, when the shielding lead door is provided with the supporting structure, the shielding lead door is stably placed on the supporting bracket by using the supporting structure.
The second step is that: butting a second opening of the shielding lead door with a source outlet of the source transporting tank;
optionally, when the shielding lead door comprises the shielding ring, the shielding ring is sleeved at the butt joint gap between the second opening of the shielding lead door and the source outlet of the source transporting tank, so that radioactive ray leakage is avoided when the lead plug of the source transporting tank is opened, and the lead plug taking assembly is guaranteed to have better shielding performance in the using process.
Optionally, when the support bracket is provided with the positioning hole and the shielding lead door is provided with the guide pin corresponding to the positioning hole, the position of the shielding lead door relative to the support bracket is adjusted by matching the positioning hole and the guide pin corresponding to the shielding lead door, so that the butt joint process of the shielding lead door and the source transporting tank is more convenient and the butt joint is more accurate.
Optionally, when the lead plug taking assembly comprises at least two support outer lead bodies, the at least two support outer lead bodies and the support are fixedly connected and correspondingly placed at the protruding positions of the source transporting tank lifting lugs, so that the shielding lead door and the source transporting tank are better shielded at the butt joint position.
The third step: and butting the inlet of the lead plug of the shielding tank with the first opening at the top of the shielding lead door, and fixedly connecting the shielding tank with the shielding lead door.
The fourth step: the pull rod extends into the shielding tank through a pull rod jack on the shielding tank, the shielding lead door is opened, the pull rod is enabled to pass through the first opening and the second opening, the pull rod and the lead plug are fixedly connected, and the lead plug is lifted into the cavity of the shielding tank by the pull rod; it should be noted that, in the process of extending the pull rod into the shielding tank, the length of the pull rod may not be enough to be connected to the lead plug of the transportation source tank, at this time, the second connecting rod may be detached at the tail of the pull rod, and one or more extension rods are fixedly connected between the first connecting rod and the second connecting rod to extend the length of the pull rod, and similarly, when the pull rod is pulled out, the pull rod is limited by the space of the site, or after a part of the pull rod is pulled out, the pulled-out part of the extension rods is detached, and the pull rod is continuously pulled out until the lead plug is moved into the shielding tank through the pull rod;
optionally, when the lead plug taking assembly comprises a positioning bolt, after the lead plug is confirmed to be lifted to the shielding tank, the positioning bolt is inserted into the pull rod insertion hole, so that the positions of the pull rod and the shielding tank are relatively fixed;
and fifthly, moving the shielding block to close the shielding lead door.
Optionally, when the lead extraction assembly of this embodiment includes a drive assembly, the drive assembly is used to move the shielding block to its initial position, thereby closing the shielding lead door, so that the source tank from which the lead extraction plug is removed is in a shielded enclosure.
And finally, separating the shielding tank from the shielding lead door to finish the lead taking plug.
In various embodiments, the description with reference to the figures. Certain embodiments, however, may be practiced without one or more of these specific details, or in conjunction with other known methods and structures. In the following description, numerous specific details are set forth, such as specific structures, dimensions, processes, etc., in order to provide a thorough understanding of the present application. In other instances, well-known semiconductor processing techniques and manufacturing techniques have not been described in particular detail in order to avoid obscuring the present application. Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, configuration, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearance of the phrase "in one embodiment" in various places throughout the specification are not necessarily referring to the same example. Furthermore, the particular features, structures, configurations, or characteristics may be combined in any suitable manner in one or more embodiments.
The expressions "first", "second", "said first" or "said second" used in various embodiments of the present disclosure may modify various components regardless of order and/or importance, but these expressions do not limit the respective components. The foregoing description is only for the purpose of distinguishing elements from other elements. For example, the first user equipment and the second user equipment represent different user equipment, although both are user equipment. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present disclosure.
When an element (e.g., a first element) is referred to as being "operably or communicatively coupled" or "connected" (operably or communicatively) to "another element (e.g., a second element) or" connected "to another element (e.g., a second element), it is understood that the element is directly connected to the other element or the element is indirectly connected to the other element via yet another element (e.g., a third element). In contrast, it is understood that when an element (e.g., a first element) is referred to as being "directly connected" or "directly coupled" to another element (a second element), no element (e.g., a third element) is interposed therebetween.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (10)

1. A shielding lead door is characterized by comprising a shell and a shielding block;
the housing forms a containing cavity for containing the shielding block, a channel is arranged on the housing from the top to the bottom of the housing, the channel is provided with a first opening arranged at the top of the housing and a second opening arranged at the bottom of the housing, and the shielding block can move relative to the housing to close the channel or open the channel.
2. The shielded lead door of claim 1, further comprising a connecting shaft and a drive assembly;
the shielding block is connected with the driving assembly through the connecting shaft, and the shielding block can be driven by the driving assembly to move.
3. The screen lead door of claim 2, wherein the drive assembly includes a lever and a support shaft;
the back shaft is fixed on the outer wall of casing, the trace with the back shaft rotates and connects, the one end of trace is provided with the spout, the connecting axle set up in the spout, the connecting axle along the spout removes.
4. The shielded lead door of claim 1, further comprising a support structure fixedly attached to an outer wall of the housing.
5. The shielding lead door as claimed in claim 1, wherein the shielding block is provided with a limiting groove, and the housing is provided with a limiting screw engaged with the limiting groove.
6. A lead extraction plug assembly, comprising: the shielding lead door, the shielding can and the pull rod, wherein the shielding lead door is the shielding lead door of any one of claims 1-5;
a cavity for containing a lead plug of the source transportation tank is formed in the shielding tank, a lead plug inlet is formed in the first end of the shielding tank, a pull rod insertion hole is formed in one end, far away from the lead plug inlet, of the shielding tank, and the pull rod extends into or out of the cavity of the shielding tank through the pull rod insertion hole;
the size of lead plug entry with the first opening size adaptation of shielding lead door, the one end of lead plug entry on the shielding jar with the first end of shielding lead door is connected.
7. The lead extraction plug assembly of claim 6, wherein the tie rod comprises a first connecting rod, a second connecting rod, and at least one extension rod;
one end of the first connecting rod is connected with the first end of the at least one extension rod, and the second end of the at least one extension rod is fixedly connected with the first end of the second connecting rod; and a second end of the second connecting rod is provided with a connecting structure, and the connecting structure is matched with the connecting structure on the source transporting tank lead plug.
8. The lead extraction plug assembly of claim 7, wherein the second end of the first connecting rod is provided with a handle.
9. The lead extraction plug assembly as claimed in claim 6, further comprising a positioning pin, wherein the positioning pin is disposed at a position of the pull rod insertion hole, the pull rod is provided with at least one pin insertion hole, and the positioning pin can be inserted into the at least one pin insertion hole, so that the positions of the pull rod and the shielding can are relatively fixed.
10. The lead extraction plug assembly of claim 6, further comprising a shielding ring, wherein the shielding ring is capable of being sleeved outside a joint of the second opening of the shielding lead door and the source carrying tank outlet.
CN202010568411.6A 2020-06-19 2020-06-19 Shielding lead door and lead taking plug component Pending CN113823429A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010568411.6A CN113823429A (en) 2020-06-19 2020-06-19 Shielding lead door and lead taking plug component

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010568411.6A CN113823429A (en) 2020-06-19 2020-06-19 Shielding lead door and lead taking plug component

Publications (1)

Publication Number Publication Date
CN113823429A true CN113823429A (en) 2021-12-21

Family

ID=78924800

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010568411.6A Pending CN113823429A (en) 2020-06-19 2020-06-19 Shielding lead door and lead taking plug component

Country Status (1)

Country Link
CN (1) CN113823429A (en)

Similar Documents

Publication Publication Date Title
DE19938142A1 (en) Wafer container for semiconductor wafers, aluminum discs and glass mask substrates has opening with hermetically-sealing lid with guides assisting correct closure
CN202749742U (en) Draw-out breaker shutter system and corresponding shutter device
EP0366113B1 (en) Image forming device
US11133116B2 (en) Radioactive source removing and introducing tooling, smart cart and source removing and introducing system
US20170297418A1 (en) Vehicle door module
CN212624813U (en) Shielding lead door and lead taking plug component
CN113823429A (en) Shielding lead door and lead taking plug component
CN107203020A (en) Optical connector
DE112011103463T5 (en) A tape feeding device and method for fixing the tape to the tape feeding device
DE112011103462T5 (en) A tape feeding device and method for fixing the tape to the tape feeding device
CN107837465B (en) Source guiding device and system
CN107020444A (en) A kind of welding equipment
EP2673103B1 (en) Welding device
DE102014226945A1 (en) Door connector for vehicle
US20210098145A1 (en) Sliding type transfer cask for spent nuclear fuel with easy installation and movement
CN105744792A (en) Tray bearing assembly for machine cabinet, and screen cabinet and prefabricated cabin equipped with same
CN212593547U (en) Source box device and source box splicing system
CN210110360U (en) Pull rod and source guiding device
KR102006288B1 (en) Handle device for vehicle door
CN216033703U (en) Unlocking mechanism and locking mechanism of battery pack
DE112011103464T5 (en) A tape feeding device and method for fixing the tape to the tape feeding device
CN211327831U (en) Source guiding tank and source guiding device
CN110641274B (en) Automatic change oil tank cap
DE19824014B4 (en) Automation cell for handling parts
CN110474204B (en) Connector assembly and plug component and socket component thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination