CN217872533U

CN217872533U - Lead-free radiation protection door

Info

Publication number: CN217872533U
Application number: CN202220055310.3U
Authority: CN
Inventors: 雷震东
Original assignee: Nanjing X Ray Protection Technology Co ltd
Current assignee: Nanjing X Ray Protection Technology Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-11-22
Anticipated expiration: 2032-01-10

Abstract

The utility model relates to a guard gate equipment technical field provides leadless type radiation protection door, including door frame and radiation protection baffle and the radiation protection door of setting mutual overlap in the door frame, the top internalization of door frame is provided with the displacement board, install the fixed block on the displacement board, the cavity has been seted up to the top both sides of door frame, be provided with the capstan winch that has the twisted tape in the cavity, two twisted tapes are connected at the both ends of same fixed block, two connection chambeies have been seted up on the radiation protection door, it is connected with two diaphragms that have the insection to connect the intracavity, splint have been cup jointed on the diaphragm, the one end of splint is provided with wears to be equipped with the screw rod, the other end of splint extends to connect the chamber and connects on the displacement board. The utility model overcomes prior art's is not enough, reasonable in design, and compact structure, through the capstan winch that sets up, the position of displacement board can be controlled to the capstan winch to the displacement of radiation door is prevented in the drive, conveniently replaces the lead screw, can realize self-locking function with radiation door.

Description

Lead-free radiation protection door

Technical Field

The utility model relates to a guard gate equipment technical field, concretely relates to leadless type radiation protection door.

Background

Tumor radiotherapy is a method for treating malignant tumors by using radioactive rays such as alpha, beta and gamma rays generated by radioactive isotopes and x rays, electron beams, proton beams and other particle beams generated by various x-ray therapeutic machines or accelerators;

the existing radiation-proof door is opened and closed into a screw rod, can not be locked by self when in use, so that potential safety hazards exist in the use process, and the installation and the disassembly are inconvenient.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a leadless type radiation protection door, the not enough of prior art has been overcome, and reasonable in design, compact structure, capstan winch through setting up, the position of displacement board can be controlled to the capstan winch, thereby the displacement of radiation protection door is prevented in the drive, conveniently replace the lead screw, can realize self-locking function with radiation protection door, splint and screw rod through setting up, screw rod cooperation splint can be with the diaphragm centre gripping, convenient and radiation protection door is fixed, be convenient for install and dismantle, through the antiskid tooth that sets up, the antiskid tooth can with the insection meshing on the diaphragm, prevent that the diaphragm from sliding in the recess, thereby guarantee opening and shutting of protection door.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

unleaded type radiation protection door, including the door frame with set up radiation protection baffle and the radiation protection door of mutual overlap in the door frame, the top internalization of door frame is provided with the displacement plate, install the fixed block on the displacement plate, the cavity has been seted up to the top both sides of door frame, be provided with the capstan winch that has the hank area in the cavity, two hank areas are connected at the both ends of same fixed block, radiation protection has been seted up on the door and has been connected the chamber two, it is connected with two diaphragms that have the insection to connect the intracavity, splint have been cup jointed on the diaphragm, the one end of splint is provided with wears to be equipped with the screw rod, the other end of splint extends to connect the chamber and connects on the displacement plate.

Preferably, the bottom of the door frame is provided with a sliding cavity capable of placing part of the radiation-proof door, and the bottom of the radiation-proof door is provided with a plurality of pulleys.

Preferably, two sets of opposite grooves are formed in the inner side wall of the clamping plate, and anti-skidding teeth which can correspond to the transverse plate are arranged in the grooves.

Preferably, the interval of two sets of recesses is the same with the interval of two diaphragm, and the recess is the same with the diaphragm size.

(III) advantageous effects

The embodiment of the utility model provides a leadless type radiation protection door. The method has the following beneficial effects:

1. through the capstan winch that sets up, the position of displacement board can be controlled to the capstan winch to the displacement of radiation-proof door is driven, conveniently replaces the lead screw, can realize self-locking function with radiation-proof door.

2. Through the splint and the screw rod that set up, screw rod cooperation splint can be with the diaphragm centre gripping, convenient and radiation-proof door is fixed, the installation and dismantlement of being convenient for.

3. Through the anti-skidding tooth that sets up, the anti-skidding tooth can with the insection meshing on the diaphragm, prevent that the diaphragm from sliding in the recess to guarantee opening and shutting of guard gate.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial schematic view of the present invention;

fig. 3 is a partial schematic view of the present invention.

In the figure: 1. a door frame; 11. a cavity; 12. a winch; 13. twisting the belt; 14. a slide chamber; 2. a radiation-proof baffle plate; 3. a radiation-proof door; 31. a connecting cavity; 32. a transverse plate; 33. a pulley; 4. a splint; 41. a groove; 42. anti-slip teeth; 43. a screw; 5. a displacement plate; 51. and (5) fixing blocks.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a lead-free radiation protection door, including a door frame 1, and a radiation protection baffle 2 and a radiation protection door 3 disposed in the door frame 1 and overlapping each other, the radiation protection baffle 2 is fixed on one side of the door frame 1, the radiation protection door 3 is movably disposed on the other side of the door frame 1, a displacement plate 5 is movably disposed in the top of the door frame 1, a fixing block 51 is installed at the center position of the displacement plate 5, a cavity 11 is disposed on both sides of the top of the door frame 1, a winch 12 with a winch belt 13 is disposed in the cavity 11, the two winch belts 13 are connected at both ends of the same fixing block 51, the radiation protection door 3 can be driven to displace by the electrification rotation of the different winch 12, thereby realizing the opening and closing of the radiation protection door 3, two connecting cavities 31 are disposed on the radiation protection door 3, two transverse plates 32 with teeth are connected in the connecting cavities 31, a clamping plate 4 is sleeved on the transverse plate 32, a screw 43 is disposed at one end of the clamping plate 4, the clamping plate 32 can clamp the transverse plate 32, and the radiation protection door can be conveniently fixed with the radiation protection door, and is conveniently mounted and dismounted, and the clamping plate 31 is connected to the radiation protection door 3.

In this embodiment, the bottom of the door frame 1 is provided with a sliding cavity 14 capable of accommodating a part of the radiation-proof door 3, the bottom of the radiation-proof door 3 is provided with a plurality of pulleys 33, and the arranged pulleys 33 can facilitate the displacement of the radiation-proof door in the sliding cavity 14.

In this embodiment, set up two sets of relative recesses 41 on the inside wall of splint 4, be provided with in the recess 41 can with diaphragm 32 to the anti-skidding tooth 42 that corresponds, anti-skidding tooth 42 can with the insection meshing on the diaphragm 32, prevent that diaphragm 32 from sliding in the recess to guarantee opening and shutting of guard gate.

In this embodiment, the interval of two sets of recesses 41 is the same with the interval of two diaphragm 32, and recess 41 is the same with diaphragm 32 size, makes things convenient for recess 4 and diaphragm 32 to centre gripping each other.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The lead-free radiation protection door comprises a door frame (1), and a radiation protection baffle (2) and a radiation protection door (3) which are arranged in the door frame (1) and are mutually overlapped;

the method is characterized in that: a displacement plate (5) is movably arranged in the top of the door frame (1), a fixed block (51) is mounted on the displacement plate (5), cavities (11) are formed in two sides of the top of the door frame (1), winches (12) with twisted belts (13) are arranged in the cavities (11), and the two twisted belts (13) are connected to two ends of the same fixed block (51);

two connecting cavities (31) are formed in the radiation-proof door (3), two transverse plates (32) with insection are connected in the connecting cavities (31), the transverse plates (32) are sleeved with the clamping plates (4), one ends of the clamping plates (4) are provided with threaded rods (43) in a penetrating mode, and the other ends of the clamping plates (4) extend out of the connecting cavities (31) to be connected onto the displacement plate (5).

2. The lead-free radiation shielded door of claim 1 wherein: the bottom of the door frame (1) is provided with a sliding cavity (14) capable of placing part of the radiation-proof door (3), and the bottom of the radiation-proof door (3) is provided with a plurality of pulleys (33).

3. The lead-free radiation shielded door of claim 1 wherein: two sets of opposite grooves (41) are formed in the inner side wall of the clamping plate (4), and anti-skidding teeth (42) which can correspond to the transverse plate (32) are arranged in the grooves (41).

4. The lead-free radiation shielded door of claim 3 wherein: the interval between the two groups of grooves (41) is the same as that between the two transverse plates (32), and the size of the grooves (41) is the same as that of the transverse plates (32).