Radiation-proof swing door assembly

Abstract

The utility model relates to the technical field of radiation-proof doors, and discloses a radiation-proof swing door assembly, including an upper track, a motor compartment fixedly installed on one side of the upper track, a servo motor fixedly installed inside the motor compartment, a transmission rod spline-connected to the output end of the servo motor, an opening and closing mechanism fixedly arranged at one end of the transmission rod, two groups of threaded tubes threadedly connected to the surface of the opening and closing mechanism, and an A lead door plate fixedly arranged at the bottom of one group of the threaded tubes. The radiation-proof swing door assembly is connected to an external power supply through the setting of the opening and closing mechanism and the closing plate, the servo motor drives the positive screw to rotate, and the reverse screw follows the rotation, so that the two groups of threaded tubes move in opposite directions, thereby achieving the effect of driving the A lead door plate and the B lead door plate to open and close automatically. When closing, the closing plate is inserted into the splicing groove to seamlessly close the connection between the A lead door plate and the B lead door plate to avoid radiation leakage.

Description

Technical Field

[0001] The utility model relates to the technical field of radiation-proof doors, in particular to a radiation-proof swing door assembly. Background Art

[0002] Radiation-proof doors, also known as CT room doors, radiation center doors, and lead doors, are mainly divided into single-opening doors and double-opening doors. They are used at entrances and exits where radiation needs to be blocked, and have strict standards. In the decoration and construction of hospitals, it is necessary to build radiation-proof swing doors.

[0003] Traditional radiation-proof swing door assemblies have the following disadvantages: the sealing between the door panels is poor, which makes it easy for radiation leakage to occur, and there is also a lack of emergency start and stop functions for the radiation-proof door. When someone passes through the radiation-proof door while it is closing, it is easy to pinch and injure the person.

[0004] Therefore, a radiation-proof swing door assembly is proposed. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] The technical problem solved by the utility model is to provide a radiation-proof swing door assembly which is highly practical, can be simply operated and has a relatively simple structure. It solves the problem mentioned in the above background technology that the sealing between the door panels is poor, radiation leakage is prone to occur, and the emergency start and stop function of the radiation-proof door is lacking. When people pass through the radiation-proof door during closing, they are easily injured.

[0007] (II) Technical solution

[0008] To achieve the above objectives, the utility model is implemented through the following technical solutions: a radiation proof swing door assembly, comprising an upper track, a motor compartment fixedly installed on one side of the upper track, a servo motor fixedly installed inside the motor compartment, a transmission rod splined at the output end of the servo motor, an opening and closing mechanism fixedly arranged at one end of the transmission rod, two groups of threaded tubes threadedly connected to the surface of the opening and closing mechanism, one group of threaded tubes having an A lead door plate fixedly arranged at the bottom, and the other group of threaded tubes having a B lead door plate fixedly arranged at the bottom, a closing plate fixedly arranged on one side of the B lead door plate, the bottoms of the surfaces of the A lead door plate and the B lead door plate are both slidably connected to a lower track, and an anti-pinch mechanism is fixedly arranged in the middle of one side of the upper track.

[0009] As a further solution of the utility model, the opening and closing mechanism includes a positive screw fixedly arranged at one end of the transmission rod, and a reverse screw is fixedly arranged at one end of the positive screw. The positive screw and the reverse screw are used to drive the two groups of threaded tubes to move in opposite directions.

[0010] As a further solution of the utility model, rollers are fixedly provided at the bottom of the A lead door plate and the B lead door plate, and a splicing groove is opened on one side of the A lead door plate, and the splicing groove is adapted to the closing plate, and the splicing groove facilitates the insertion of the closing plate.

[0011] As a further solution of the utility model, the anti-pinch mechanism includes an infrared sensor fixedly arranged on one side of the upper track, the infrared sensor is electrically connected to a controller, the controller is electrically connected to the servo motor, and the controller is used to control the opening and closing of the servo motor.

[0012] As a further solution of the utility model, an embedding groove is provided on the surface of the motor cabin, and a heat dissipation net is fixedly provided inside the embedding groove, and the heat dissipation net facilitates the heat dissipation of the servo motor.

[0013] As a further solution of the utility model, mounting strips are welded on both sides of the upper rail and the lower rail surface, the surface of the mounting strips is provided with mounting holes, the internal threads of the mounting holes are penetrated by mounting bolts, and the mounting bolts are used to fix the upper rail and the lower rail.

[0014] (III) Beneficial effects

[0015] The utility model provides a radiation-proof swing door assembly, which has the following beneficial effects:

[0016] 1. The radiation-proof swing door assembly is connected to an external power supply through the setting of the opening and closing mechanism and the closing plate. The servo motor drives the positive screw to rotate, and the reverse screw follows the rotation, so that the two groups of threaded tubes move in opposite directions, thereby achieving the effect of driving the A lead door plate and the B lead door plate to open and close automatically. When closing, the closing plate is inserted into the splicing groove to seamlessly close the connection between the A lead door plate and the B lead door plate to avoid radiation leakage.

[0017] 2. The radiation-proof swing door assembly, through the setting of the anti-pinch mechanism, the infrared sensor senses whether there is a person below, and then controls the operation of the servo motor through the controller to avoid the A lead door plate and the B lead door plate from pinching people when closing, thereby improving safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the opening and closing mechanism of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of lead door plate A and lead door plate B of the utility model;

[0021] Figure 4 It is a schematic diagram of the upper track and the lower track structure of the utility model.

[0022] In the figure: 1. upper track; 2. motor compartment; 3. servo motor; 4. transmission rod; 5. opening and closing mechanism; 501. positive screw; 502. reverse screw; 6. threaded tube; 7. A lead door plate; 8. B lead door plate; 9. closing plate; 10. lower track; 11. anti-pinch mechanism; 1101. infrared sensor; 1102. controller; 12. roller; 13. mounting strip. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figures 1 to 4 The utility model provides a technical solution: a radiation-proof swing door assembly, including an upper track 1, a motor cabin 2 is fixedly installed on one side of the upper track 1, a servo motor 3 is fixedly installed inside the motor cabin 2, a transmission rod 4 is splined at the output end of the servo motor 3, an opening and closing mechanism 5 is fixedly arranged at one end of the transmission rod 4, two groups of threaded tubes 6 are threadedly connected on the surface of the opening and closing mechanism 5, one group of threaded tubes 6 is fixedly arranged with an A lead door plate 7 at the bottom, and the other group of threaded tubes 6 is fixedly arranged with a B lead door plate 8 at the bottom, and a closing plate 9 is fixedly arranged on one side of the B lead door plate 8. Through the setting of the opening and closing mechanism 5 and the closing plate 9, an external power supply is connected, and the servo motor 3 drives the positive screw 501 to rotate, and the reverse screw The rod 502 rotates accordingly, causing the two groups of threaded tubes 6 to move in opposite directions, thereby achieving the effect of driving the A lead door plate 7 and the B lead door plate 8 to open and close automatically. When closing, the closing plate 9 is inserted into the splicing groove to seamlessly close the connection between the A lead door plate 7 and the B lead door plate 8 to avoid radiation leakage. The bottom of the surface of the A lead door plate 7 and the B lead door plate 8 are both slidably connected to the lower track 10, and the middle part of one side of the upper track 1 is fixedly provided with an anti-pinch mechanism 11. Through the setting of the anti-pinch mechanism 11, the infrared sensor 1101 senses whether there is a person below, and then controls the servo motor 3 to operate through the controller 1102 to avoid the A lead door plate 7 and the B lead door plate 8 from pinching people when closing, thereby improving safety.

[0025] The opening and closing mechanism 5 includes a positive screw 501 fixedly arranged at one end of the transmission rod 4, and a reverse screw 502 is fixedly arranged at one end of the positive screw 501. Through the setting of the opening and closing mechanism 5, the external power supply is connected, and the servo motor 3 drives the positive screw 501 to rotate, and the reverse screw 502 follows the rotation, so that the two groups of threaded tubes 6 move in opposite directions, thereby achieving the effect of driving the A lead door plate 7 and the B lead door plate 8 to open and close automatically.

[0026] Rollers 12 are fixedly arranged at the bottom of the A lead door plate 7 and the B lead door plate 8. A splicing groove is opened on one side of the A lead door plate 7, and the splicing groove is adapted to the closing plate 9. Through the setting of the closing plate 9, when closing, the closing plate 9 is inserted into the splicing groove to seamlessly close the connection between the A lead door plate 7 and the B lead door plate 8 to avoid radiation leakage.

[0027] The anti-pinch mechanism 11 includes an infrared sensor 1101 fixedly arranged on one side of the upper rail 1. The infrared sensor 1101 is electrically connected to a controller 1102. The controller 1102 is electrically connected to a servo motor 3. Through the setting of the anti-pinch mechanism 11, the infrared sensor 1101 senses whether there is a person below, and then controls the operation of the servo motor 3 through the controller 1102, thereby preventing the A lead door panel 7 and the B lead door panel 8 from pinching people when closing, thereby improving safety.

[0028] The surface of the motor compartment 2 is provided with an embedding groove, and a heat dissipation net is fixedly provided inside the embedding groove. The heat dissipation net is provided to facilitate heat dissipation of the servo motor 3.

[0029] Mounting strips 13 are welded on both sides of the upper rail 1 and the lower rail 10. Mounting holes are provided on the surface of the mounting strips 13. Mounting bolts penetrate the internal threads of the mounting holes. The mounting strips 13 are arranged to fix the upper rail 1 and the lower rail 10.

[0030] The model of infrared sensor 1101 is: HR942D infrared external sensor. The above parameters and models can be selected according to actual conditions.

[0031] In the utility model, the working steps of the device are as follows:

[0032] Step 1: Turn on the external power supply, the servo motor 3 drives the positive screw 501 to rotate, and the reverse screw 502 rotates accordingly, so that the two groups of threaded tubes 6 move in opposite directions, driving the A lead door plate 7 and the B lead door plate 8 to open and close automatically;

[0033] Step 2: When closing, the closing plate 9 is inserted into the splicing groove to seamlessly close the connection between the A lead door plate 7 and the B lead door plate 8 to avoid radiation leakage;

[0034] The third step: the infrared sensor 1101 senses whether there is a person below, and then controls the servo motor 3 to operate through the controller 1102 to prevent the A lead door plate 7 and the B lead door plate 8 from pinching people when closing, thereby improving safety.

[0035] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above-mentioned utility model, they can clearly know the details of its power mechanism, power supply system and control system. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by technical personnel in this field. Although the embodiments of the utility model have been shown and described, for ordinary technical personnel in this field, it can be understood that various changes, modifications, substitutions and modifications can be made to these embodiments without departing from the principle and spirit of the utility model. The scope of the utility model is defined by the attached claims and their equivalents.

Claims

1. A radiation-proof swing door assembly, comprising an upper track (1), characterized in that: A motor cabin (2) is fixedly installed on one side of the upper track (1), a servo motor (3) is fixedly installed inside the motor cabin (2), an output end of the servo motor (3) is spline-connected with a transmission rod (4), one end of the transmission rod (4) is fixedly provided with an opening and closing mechanism (5), the surface of the opening and closing mechanism (5) is threadedly connected with two groups of threaded tubes (6), one group of the threaded tubes (6) is fixedly provided with an A lead door plate (7) at the bottom, and the other group of the threaded tubes (6) is fixedly provided with a B lead door plate (8) at the bottom, a closing plate (9) is fixedly provided on one side of the B lead door plate (8), the bottoms of the surfaces of the A lead door plate (7) and the B lead door plate (8) are both slidably connected with a lower track (10), and an anti-pinch mechanism (11) is fixedly provided in the middle of one side of the upper track (1).

2. The radiation-proof swing door assembly according to claim 1, characterized in that: The opening and closing mechanism (5) comprises a positive screw (501) fixedly arranged at one end of the transmission rod (4), and a reverse screw (502) is fixedly arranged at one end of the positive screw (501).

3. The radiation-proof swing door assembly according to claim 1, characterized in that: Rollers (12) are fixedly arranged at the bottom of the A lead door plate (7) and the B lead door plate (8), and a splicing groove is opened on one side of the A lead door plate (7), and the splicing groove is adapted to the closing plate (9).

4. The radiation-proof swing door assembly according to claim 1, characterized in that: The anti-pinch mechanism (11) comprises an infrared sensor (1101) fixedly arranged on one side of the upper track (1); the infrared sensor (1101) is electrically connected to a controller (1102); and the controller (1102) is electrically connected to a servo motor (3).

5. The radiation-proof swing door assembly according to claim 1, characterized in that: The surface of the motor compartment (2) is provided with an embedding groove, and a heat dissipation net is fixedly arranged inside the embedding groove.

6. The radiation-proof swing door assembly according to claim 1, characterized in that: Mounting strips (13) are welded on both sides of the surface of the upper rail (1) and the lower rail (10), and mounting holes are provided on the surface of the mounting strips (13), and mounting bolts penetrate the internal threads of the mounting holes.

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