CN219473559U - Dental steering head - Google Patents
Dental steering head Download PDFInfo
- Publication number
- CN219473559U CN219473559U CN202320596081.0U CN202320596081U CN219473559U CN 219473559 U CN219473559 U CN 219473559U CN 202320596081 U CN202320596081 U CN 202320596081U CN 219473559 U CN219473559 U CN 219473559U
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- dental
- butt joint
- sleeve
- steering head
- arc
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Abstract
The utility model discloses a dental steering head which comprises an arc installation frame and an arc frame, wherein connecting seats are fixedly arranged on two sides of the top end of the arc installation frame, the two connecting seats are respectively and fixedly connected with two ends of the arc frame, a rotating inner sleeve is fixedly arranged in the middle of the top end of the arc frame, a rotating connecting disc is arranged in the rotating inner sleeve, a butt joint installation sleeve is fixedly arranged at one end of the rotating connecting disc, a limiting assembly is fixedly arranged at one side of the butt joint installation sleeve, clamping grooves are fixedly arranged in the middle of two sides of the bottom end of the arc installation frame, and auxiliary installation grooves are formed in two sides of the bottom end of the arc installation frame. According to the utility model, the limiting assembly is formed by the butt joint mounting sleeve, the hollow sleeve body, the connecting sheet, the tension spring, the contact rod and the friction plate, so that the mounted connecting shaft can be limited, good connecting strength and stability are ensured, falling is avoided, and meanwhile, the butt joint mounting sleeve has a good dismounting effect, and the connecting shaft is conveniently and quickly separated from the butt joint mounting sleeve.
Description
Technical Field
The utility model belongs to the technical field of dental treatment chair accessories, and particularly relates to a dental steering head.
Background
The dental treatment chair is one of the main parts of the dental comprehensive treatment apparatus, is suitable for the examination, diagnosis and treatment of various dental diseases, and is used for treating the dental diseases by extending into the oral cavity, including a high-speed turbine dental drill and the like.
In order to ensure good light intensity, an illuminating lamp is generally arranged on a dental treatment chair, a steering head is required to be used for installing the illuminating lamp, and the patent number CN202122963801.6 discloses a steering connecting mechanism of the dental lamp, which relates to the technical field of medical machinery and comprises an elbow main body, a first rotating shaft, a second rotating shaft, a first limiting device and a second limiting device, wherein the first rotating shaft is connected to the lower part of the elbow main body through the first limiting device, and the second rotating shaft is connected to the upper part of the elbow main body through the second limiting device; the elbow body is provided with an opening for installing a first limiting device, and the first rotating shaft is provided with a first limiting groove on the periphery; the first limiting device comprises a sealing part and a first limiting part, a first protruding part is arranged on one side of the first limiting part, which is close to the first rotating shaft, and the first protruding part penetrates through the opening and is inserted into the first limiting groove; the sealing part is matched and clamped with the first limiting part; the periphery of the first rotating shaft is also provided with a fixed groove, and the steering connecting mechanism further comprises a resistance increasing piece which is sleeved in the fixed groove. The stability of being connected between the first pivot of this scheme steering coupling mechanism and the elbow main part is good, can effectually restrict the self-rotation of first pivot.
The steering connecting mechanism disclosed above has the defects that the mounting is inconvenient and the connecting force is not high at the position where the dental chair bracket is mounted quickly and firmly, and therefore, the steering head for the dental department is provided.
Disclosure of Invention
The present utility model is directed to a dental steering head that solves the above-mentioned problems of the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dental steering head, includes circular arc mounting bracket and arc frame, the equal fixed mounting in both sides on circular arc mounting bracket top has the connecting seat, two the connecting seat respectively with the both ends erection joint of arc frame, the middle part fixed mounting on arc frame top has the rotation endotheca, the internally mounted who rotates the endotheca has the rotation connection pad, the one end fixed mounting who rotates the connection pad has the butt joint installation cover, one side fixed mounting who butts the installation cover has spacing subassembly, the middle part fixed mounting of circular arc mounting bracket bottom both sides has the joint groove, auxiliary installation groove has all been seted up to the both sides on circular arc mounting bracket bottom.
Further, the spacing subassembly includes the cavity cover body and contradicts the pole, the cavity cover body sets up the through-hole department at butt joint installation cover side, the through-hole swing joint of butt joint installation cover side is supported the feeler lever, the connection piece is installed to the one end of supporting the feeler lever, the extension spring is all installed at the both ends of connection piece, two the extension spring is all connected with the inner wall of the cavity cover body.
Further, the other end of the abutting rod extends to the inside of the abutting installation sleeve and is fixedly provided with a friction plate.
Further, the circular arc mounting frame and the two connecting seats are of an integrated structure.
Further, the inner surface and the outer surface of the circular arc installation frame are coated with metal wear-resistant layers.
Further, the diameter of the rotating connecting disc is larger than that of the butt joint mounting sleeve, and the diameter of the rotating connecting disc is smaller than that of the rotating inner sleeve.
The beneficial effects of the utility model are as follows: through the butt joint installation cover and cavity cover body, connection piece, extension spring, support feeler lever and the friction disc constitution spacing subassembly that are equipped with, can carry out spacingly to the connecting axle of installation, guarantee good connection dynamics and stability, avoid taking place to drop, also have good dismantlement effect simultaneously, make connecting axle and butt joint installation cover separate convenient quick.
Drawings
FIG. 1 is a schematic view of a dental steering head according to the present utility model;
FIG. 2 is a schematic view of a dental steering head stop assembly according to the present utility model;
fig. 3 is a schematic structural view of a metal wear layer of the dental steering head provided by the utility model.
In the figure, 1, an arc mounting rack; 2. a connecting seat; 3. a clamping groove; 4. a butt joint mounting sleeve; 5. an arc-shaped frame; 6. an auxiliary installation groove; 7. rotating the inner sleeve; 8. rotating the connecting disc; 9. a hollow sleeve body; 10. a connecting sheet; 11. a tension spring; 12. a touch-up rod; 13. a friction plate; 14. and a metal wear-resistant layer.
Detailed Description
For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.
Referring to fig. 1 to 3, a dental steering head according to an embodiment of the present utility model will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, fig. 2 and fig. 3, the dental steering head comprises an arc mounting rack 1 and an arc rack 5, wherein connecting seats 2 are fixedly installed on two sides of the top end of the arc mounting rack 1, the arc mounting rack 1 and the two connecting seats 2 are of an integrated structure, the two connecting seats 2 are respectively connected with two ends of the arc rack 5 in a mounting manner, a rotating inner sleeve 7 is fixedly installed in the middle of the top end of the arc rack 5, a rotating connecting disc 8 is installed in the inner sleeve 7, a butt joint mounting sleeve 4 is fixedly installed at one end of the rotating connecting disc 8, a limiting component is fixedly installed on one side of the butt joint mounting sleeve 4, clamping grooves 3 are fixedly installed on two sides of the bottom end of the arc mounting rack 1, and auxiliary mounting grooves 6 are formed in two sides of the bottom end of the arc mounting rack 1.
In this embodiment, spacing subassembly includes cavity cover body 9 and conflict pole 12, cavity cover body 9 sets up the through-hole department at butt joint installation cover 4 side, the through-hole swing joint of butt joint installation cover 4 side is held up to the conflict pole 12, connection piece 10 is installed to the one end of conflict pole 12, extension spring 11 is all installed at the both ends of connection piece 10, two extension springs 11 all are connected with the inner wall of cavity cover body 9, the other end of conflict pole 12 extends to the inside of butt joint installation cover 4 and fixed mounting has friction disc 13. The aim at that sets up like this can carry out spacingly to the connecting axle of installation, guarantees good connection dynamics and stability, avoids taking place to drop, also has good dismantlement effect simultaneously, makes the connecting axle separate with the butt joint installation cover 4 convenient quick.
In this embodiment, the inner and outer surfaces of the circular arc mounting frame 1 are coated with a metal wear layer 14. This is provided for the purpose of corrosion resistance of the circular arc mounting frame 1, and the metal wear layer 14 may be prepared by a known technique in the art (refer specifically to CN 201410638907.0).
In this embodiment, the diameter of the rotating connection disc 8 is larger than the diameter of the docking mounting sleeve 4, and the diameter of the rotating connection disc 8 is smaller than the diameter of the rotating inner sleeve 7. The purpose of this is to prevent the swivel connection disc 8 from coming out of the swivel inner sleeve.
When the connecting shaft is specifically used, the connecting shaft corresponds to the butt joint installation sleeve 4, the connecting shaft is arranged at the lower edge in the installation process, the generated lateral thrust enables the tension spring 11 to be opened for a certain distance, the tension spring 11 generates a reaction force, the connecting shaft can be limited through the connecting shaft with better effect of the contact rod 12 and the friction plate 13, good connecting force and stability are guaranteed, falling is avoided, meanwhile, the connecting shaft has good dismounting effect, and the connecting shaft is conveniently and rapidly separated from the butt joint installation sleeve 4.
The lamp is installed, and then the mounting plate of the lamp is clamped and installed through the clamping groove 3 and the auxiliary mounting groove 6.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Dental steering head, including circular arc mounting bracket (1) and arc frame (5), a serial communication port, equal fixed mounting in both sides on circular arc mounting bracket (1) top has connecting seat (2), two connecting seat (2) respectively with the both ends erection joint of arc frame (5), the middle part fixed mounting on arc frame (5) top has rotation endotheca (7), the internally mounted who rotates endotheca (7) has rotation connection pad (8), the one end fixed mounting who rotates connection pad (8) has butt joint installation cover (4), one side fixed mounting of butt joint installation cover (4) has spacing subassembly, the middle part fixed mounting of circular arc mounting bracket (1) bottom both sides has joint groove (3), auxiliary installation groove (6) have all been seted up to the both sides on circular arc mounting bracket (1) bottom.
2. The dental steering head according to claim 1, wherein the limiting assembly comprises a hollow sleeve body (9) and a collision rod (12), the hollow sleeve body (9) is arranged at a through hole on the side edge of the butt joint installation sleeve (4), the collision rod (12) is movably connected with the through hole on the side edge of the butt joint installation sleeve (4), a connecting sheet (10) is arranged at one end of the collision rod (12), tension springs (11) are arranged at two ends of the connecting sheet (10), and the two tension springs (11) are connected with the inner wall of the hollow sleeve body (9).
3. Dental steering head according to claim 2, characterized in that the other end of the abutment lever (12) extends into the interior of the abutment mounting sleeve (4) and is fixedly fitted with a friction plate (13).
4. Dental steering head according to claim 1, characterized in that the circular arc mounting bracket (1) is of integral construction with two connection seats (2).
5. Dental steering head according to claim 1, characterized in that the inner and outer surfaces of the circular arc mounting bracket (1) are coated with a metal wear layer (14).
6. Dental steering head according to claim 1, characterized in that the diameter of the swivel connection disc (8) is larger than the diameter of the docking mounting sleeve (4), the diameter of the swivel connection disc (8) being smaller than the diameter of the swivel inner sleeve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320596081.0U CN219473559U (en) | 2023-03-24 | 2023-03-24 | Dental steering head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320596081.0U CN219473559U (en) | 2023-03-24 | 2023-03-24 | Dental steering head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219473559U true CN219473559U (en) | 2023-08-04 |
Family
ID=87461766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320596081.0U Active CN219473559U (en) | 2023-03-24 | 2023-03-24 | Dental steering head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219473559U (en) |
-
2023
- 2023-03-24 CN CN202320596081.0U patent/CN219473559U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |