Light source assembly for CBCT (cone beam computed tomography) equipment
By designing a light source component structure of a CBCT equipment including a slider, a shutter, a guide plate and a slider, the problems of difficulty and high cost of moving the traditional light source component devices are solved, and the smooth up and down movement and low-cost processing of the laser lamp are achieved.
Patent Information
- Application Number
- CN202421753800.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-24
- Publication Date
- 2025-05-06
- Estimated Expiration
- 2034-07-24
AI Technical Summary
The light source component devices of traditional CBCT equipment are either fixed and cannot meet the needs of customers; or they can move, but they are difficult to move up and down, and are prone to lag, stagnation, etc., and have high costs and high processing accuracy requirements.
A light source component structure including a skateboard, a shutter, a guide plate and a slider is designed. The shutter and slider are driven up and down through the dialing shaft on the slider to achieve smooth up and down movement of the laser light. This structure ensures a tight fit between the slider and the slider through a compression spring and a guide pin to avoid lag.
It realizes smooth up and down movement of laser lamps, avoids lag, has a simple structure and is easy to install, and has low processing cost.
Smart Images
Figure CN222836790U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of CBCT equipment, in particular to a light source component used for CBCT equipment. Background Art
[0002] CBCT equipment, that is, cone beam computed tomography X-ray equipment, provides many application advantages for the dental department. Its characteristics include fast scanning, high-precision imaging, large-range coverage and low radiation dose. These characteristics enable CBCT to provide rich and efficient information flow in the clinic, breaking through the traditional diagnosis and treatment model, and greatly improving the efficiency of oral disease diagnosis and treatment technology and patient satisfaction. Laser lamps are installed in CBCT equipment as light source components. The laser lamps are installed on the side of the CBCT equipment to help customers with positioning.
[0003] However, traditional light source components have the following disadvantages:
[0004] Currently, the laser lamps on the market are used as light source components on CBCT equipment. Traditional light source component devices are either fixed, which makes it difficult to meet the customer's usage needs; or they are movable, but it is difficult to move up and down, and it is easy to get stuck, stagnant, etc.; in addition, the cost is high and the processing accuracy of the parts is required to be high. Utility Model Content
[0005] The purpose of the utility model is to provide a light source assembly for CBCT equipment to solve the problem mentioned in the above background technology that the laser lamp currently on the market is used as the light source assembly of the CBCT equipment. The traditional light source assembly device is either fixed, which makes it difficult to meet the usage needs of customers; or movable, but it is difficult to move up and down, and is prone to jamming, stagnation, etc.; and the cost is high and the processing accuracy of the parts is required to be high.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a light source assembly for a CBCT device, comprising a slide plate, a shield plate is provided inside the slide plate, a first fastener is installed on one side of the slide plate, a first guide plate is installed on the slide plate through the first fastener, a second fastener is installed on the other side of the slide plate, a second guide plate is installed on the slide plate through the second fastener, a third fastener is installed on the surface of the shield plate, a first slider is installed on the shield plate through the third fastener, a second slider is provided on one side of the first slider, a straight-line light source fixing plate is fixedly installed on one end of one side of the second slider, and a laser lamp is fixedly installed on one side of the straight-line light source fixing plate.
[0007] Preferably, guide pins slidably connected to the second slider are fixedly installed at both ends of one side of the first slider, and two compression springs are fixedly installed on the first slider and are located on one side of the guide pins. The two compression springs have one end away from the first slider and are fixedly connected to the side opposite to the second slider. The first slider and the second slider are connected together through the guide pins and the compression springs. The compression springs are pre-compressed and then inserted into the slide plate, and the shield, the first slider, the second slider and the linear light source fixing plate are locked through the shift shaft.
[0008] Preferably, a shifting shaft is mounted on the surface of the skateboard, and the skateboard is connected to the shield plate via the shifting shaft. The user mounts the shield plate on the skateboard via the shifting shaft.
[0009] Preferably, the first fastener and the second fastener both include a bolt and a first washer, one side of the bolt is in contact and connected with one side of the first washer, the middle part of the bolt is threadedly connected with a first nut, and a second washer is sleeved at the connection between the bolt and the first nut, and the first washer and the second washer are both made of rubber material to avoid scratches caused by friction at the installation site.
[0010] Preferably, the bolt on the first fastener and the bolt on the second fastener are both connected to the side opposite the skateboard. The user passes the bolt through the skateboard, and then the user screws the first nut. The thread on the inner wall of the first nut matches the thread on the surface of the bolt, thereby fixing the guide plate on the skateboard.
[0011] Preferably, the third fastener includes a screw and a second nut, the middle part of the screw is connected to the internal thread of the second nut, one end of the screw is slidably connected to a limit rod, the surface of the screw is threadedly connected to a locking screw, and the screw is fixedly connected to the limit rod through the locking screw.
[0012] Preferably, the screw rod is connected to the baffle, the user slides the limit rod along the screw rod, and then the user turns the locking screw to fix the limit rod on the screw rod, the screw rod passes through the baffle, and then the user turns the second nut, the thread on the inner wall of the second nut matches the thread on the surface of the screw rod, and the second nut pushes the first slider from one side to fix the first slider on the baffle.
[0013] Compared with the prior art, the beneficial effects of the utility model are:
[0014] 1. By setting the first slider, compression spring, guide pin and second slider, the laser light can move up and down smoothly through the straight line light source fixing plate without jamming. The whole light source assembly has a simple structure, is easy to install and has low processing cost.
[0015] 2. After fixing the slide plate, the shutter, the first slider, the second slider and the straight line light source fixing plate are moved up and down by moving the dial shaft in the waist-shaped groove on the slide plate, thereby driving the laser light to move up and down. The operation is simple and convenient. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is an exploded view of the utility model;
[0017] Figure 2 It is the front view of the utility model;
[0018] Figure 3 It is a top view of the utility model;
[0019] Figure 4 It is a side view of the utility model;
[0020] Figure 5 It is a side view of the first fastener of the utility model;
[0021] Figure 6 It is a side view of the third fastener of the utility model.
[0022] In the figure: 1, the dial shaft; 2, the first guide plate; 3, the slide plate; 4, the shield plate; 5, the first slider; 6, the compression spring; 7, the guide pin; 8, the second slider; 9, the second guide plate; 10, the straight line light source fixing plate; 11, the laser light; 12, the first fastener; 121, the bolt; 122, the first washer; 123, the second washer; 124, the first nut; 13, the second fastener; 14, the third fastener; 141, the screw; 142, the second nut; 143, the limit rod; 144, the locking screw. DETAILED DESCRIPTION
[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.
[0024] See also Figure 1-6 The utility model provides a light source assembly for a CBCT device, including a slide plate 3, a shield plate 4 is provided inside the slide plate 3, a first fastener 12 is installed on one side of the slide plate 3, a first guide plate 2 is installed on the slide plate 3 through the first fastener 12, a second fastener 13 is installed on the other side of the slide plate 3, a second guide plate 9 is installed on the slide plate 3 through the second fastener 13, a third fastener 14 is installed on the surface of the shield plate 4, a first slider 5 is installed on the shield plate 4 through the third fastener 14, a second slider 8 is provided on one side of the first slider 5, a straight line light source fixing plate 10 is fixedly installed on one end of one side of the second slider 8, and a laser lamp 11 is fixedly installed on one side of the straight line light source fixing plate 10.
[0025] Both ends of one side of the first slider 5 are fixedly installed with guide pins 7 that are slidably connected to the second slider 8. Two compression springs 6 are fixedly installed on the first slider 5 and are located on one side of the guide pin 7. The ends of the two compression springs 6 away from the first slider 5 are fixedly connected to the side opposite to the second slider 8. The first slider 5 and the second slider 8 are connected together through the guide pins 7 and the compression springs 6. The compression springs 6 are pre-stressed and then inserted into the slide plate 3. The shutter 4, the first slider 5, the second slider 8 and the straight-line light source fixing plate 10 are locked through the shift shaft 1.
[0026] A shifting shaft 1 is mounted on the surface of the slide plate 3 , and the slide plate 3 is connected to the shield plate 4 via the shifting shaft 1 . The user mounts the shield plate 4 on the slide plate 3 via the shifting shaft 1 .
[0027] The first fastener 12 and the second fastener 13 both include a bolt 121 and a first washer 122. One side of the bolt 121 is in contact with and connected to one side of the first washer 122. The middle of the bolt 121 is threadedly connected with a first nut 124. A second washer 123 is sleeved at the connection between the bolt 121 and the first nut 124. The first washer 122 and the second washer 123 are both made of rubber material to prevent scratches from friction at the installation site.
[0028] The bolt 121 on the first fastener 12 and the bolt 121 on the second fastener 13 are both connected to the side opposite to the skateboard 3. The user passes the bolt 121 through the skateboard 3, and then the user screws the first nut 124. The thread on the inner wall of the first nut 124 matches the thread on the surface of the bolt 121, thereby fixing the guide plate on the skateboard 3.
[0029] The third fastener 14 includes a screw rod 141 and a second nut 142. The middle part of the screw rod 141 is connected to the internal thread of the second nut 142. One end of the screw rod 141 is slidably connected to a limit rod 143. The surface of the screw rod 141 is threadedly connected to a locking screw 144. The screw 141 is fixedly connected to the limit rod 143 through the locking screw 144.
[0030] The screw rod 141 is connected to the baffle 4. The user slides the limiting rod 143 along the screw rod 141, and then the user turns the locking screw 144 to fix the limiting rod 143 on the screw rod 141. The screw rod 141 passes through the baffle 4, and then the user turns the second nut 142. The thread on the inner wall of the second nut 142 matches the thread on the surface of the screw rod 141. The second nut 142 pushes the first slider 5 from one side to fix the first slider 5 on the baffle 4.
[0031] When the embodiment of the present application is in use: the slide plate 3 in the present device is fixed, and the shutter 4, the first slider 5, the second slider 8 and the straight line light source fixing plate 10 are moved up and down by the dial shaft 1 in the waist-shaped groove on the slide plate 3, thereby driving the laser lamp 11 to move up and down; in order to move up and down smoothly, the shutter 4, the first slider 5 and the second slider 8 need to be made of self-lubricating materials; the first guide plate 2 and the second guide plate 9 mainly play the role of limiting the first slider 5 and the second slider 8, so that it can be ensured that the machine light moves up and down in a straight line on the equipment; the role of the compression spring 6 is to ensure that the first slider 5 and the second slider 8 and the slide plate 3 can be tightly fitted together, because the compression spring 6 is always in a compressed state, and there is pressure on both ends; the role of the guide pin 7 is to prevent the elastic force of the compression spring 6 from not being perpendicular to the surfaces of the two sliders during movement, which may cause jamming.
[0032] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.
Claims
1. A light source assembly for a CBCT device, comprising a slide plate (3), characterized in that: A shielding plate (4) is provided inside the slide plate (3); a first fastener (12) is installed on one side of the slide plate (3); a first guide plate (2) is installed on the slide plate (3) via the first fastener (12); a second fastener (13) is installed on the other side of the slide plate (3); a second guide plate (9) is installed on the slide plate (3) via the second fastener (13); a third fastener (14) is installed on the surface of the shielding plate (4); a first slider (5) is installed on the shielding plate (4) via the third fastener (14); a second slider (8) is provided on one side of the first slider (5); a straight-line light source fixing plate (10) is fixedly installed on one end of one side of the second slider (8); a laser light (11) is fixedly installed on one side of the straight-line light source fixing plate (10).
2. The light source assembly for CBCT equipment according to claim 1, characterized in that: Guide pins (7) slidably connected to the second slider (8) are fixedly mounted on both ends of one side of the first slider (5); two compression springs (6) located on one side of the guide pins (7) are fixedly mounted on the first slider (5); one end of the two compression springs (6) away from the first slider (5) is fixedly connected to a side of the second slider (8) opposite to the other end.
3. The light source assembly for CBCT equipment according to claim 1, characterized in that: A shifting shaft (1) is mounted on the surface of the slide plate (3), and the slide plate (3) is connected to the shielding plate (4) via the shifting shaft (1).
4. The light source assembly for a CBCT device according to claim 1, characterized in that: The first fastener (12) and the second fastener (13) both comprise a bolt (121) and a first washer (122); one side of the bolt (121) is in contact with and connected to one side of the first washer (122); a first nut (124) is threadedly connected to a middle portion of the bolt (121); and a second washer (123) is sleeved at a connection between the bolt (121) and the first nut (124).
5. The light source assembly for CBCT equipment according to claim 4, characterized in that: The bolt (121) on the first fastener (12) and the bolt (121) on the second fastener (13) are both connected to the side directly opposite the slide plate (3).
6. The light source assembly for a CBCT device according to claim 1, characterized in that: The third fastener (14) comprises a screw rod (141) and a second nut (142); the middle portion of the screw rod (141) is connected to the inner thread of the second nut (142); one end of the screw rod (141) is slidably connected to a limit rod (143); a locking screw (144) is threadedly connected to the surface of the screw rod (141); and the screw rod (141) is fixedly connected to the limit rod (143) via the locking screw (144).
7. The light source assembly for a CBCT device according to claim 6, characterized in that: The screw rod (141) is connected to the shield plate (4).