Telescopic positioning device and forehead support device

Abstract

The utility model discloses a telescopic positioning device and a forehead support device. The telescopic positioning device comprises a fixing piece, an adjusting assembly and a fixing support. A plurality of concave positions are arranged on the fixing piece; the adjusting assembly is arranged in the fixing support, the fixing piece extends into the fixing support, and the concave position is adjustably connected with the adjusting assembly; the fixing piece can be fixed to a positioning shell of the head positioning device. According to the forehead supporting device with the telescopic positioning device, the height position of the telescopic positioning device can be adjusted through the adjustable connection of the fixing part and the adjusting assembly, so that the forehead supporting device with the telescopic positioning device facilitates the positioning and supporting of foreheads of different types of people; the problem that the height direction of a traditional fixed forehead support device cannot be adjusted, so that the forehead of people cannot be supported is effectively solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to head positioning device technical field, concretely relates to a telescopic positioning device and frontal rest device. BACKGROUND

[0002] At present, when facial imaging equipment collects facial images, head positioning is needed, and when head positioning is performed, the head above is usually closely attached to the frontal rest device. Since the previous frontal rest device is fixed, it is difficult to adjust in the height direction, and individual head shapes and sizes differ, which may result in the head not being supported by the frontal rest device, leading to poor head positioning effect. In addition, the position of the previous frontal rest device attached to the head is difficult to deform, and may not be closely attached.

[0003] At present, there is a lack of a telescopic positioning device to flexibly adjust the position. At present, there is a lack of a frontal rest device with a new telescopic positioning device to better support the head.

[0004] Therefore, a new technology is needed to solve the problem of the lack of a telescopic positioning device in the prior art, and a new technology is needed to solve the problem of the lack of a new frontal rest device in the prior art. SUMMARY

[0005] To solve the above problems in the prior art, the utility model provides a telescopic positioning device which can flexibly adjust the position and can be used for a frontal rest device.

[0006] The utility model adopts the following technical solutions:

[0007] A telescopic positioning device comprises a fixing piece, an adjusting assembly and a fixing support. The fixing piece is provided with a plurality of recesses. The adjusting assembly is arranged in the fixing support, the fixing piece extends into the fixing support, and the recesses are adjustably connected with the adjusting assembly. The fixing piece can be fixed to the positioning shell of the head positioning device.

[0008] Further, the adjusting assembly comprises a spring and a wave ball. The first end of the spring is connected with the wave ball, and the second end is directly or indirectly connected with the fixing support. The wave ball abuts against the recess.

[0009] Further, the fixing support is provided with a spring wave ball sleeve, and the spring is telescopically arranged in the spring wave ball sleeve.

[0010] Further, the adjusting assembly further comprises a first housing; the spring is arranged in the first housing, and the second end of the spring is connected with the first housing; the first housing is arranged in the spring wave ball sleeve, and the second end of the spring is indirectly connected with the fixed support through the first housing.

[0011] Further, the recess is an arc-shaped recess, and the arc-shaped recess is matched with the outer contour of the wave ball.

[0012] Further, the arc-shaped recesses are sequentially connected together.

[0013] Another purpose of the utility model is to provide a forehead supporting device which can flexibly adjust the position and better support the forehead of people.

[0014] The utility model discloses a forehead supporting device which comprises a plurality of forehead supporting pieces and the telescopic positioning device.

[0015] Further, the fixed support comprises a bracket arm and a forehead bracket; the fixing piece is arranged at the first fixed end of the bracket arm; the forehead bracket is arranged at the second fixed end of the bracket arm; and the plurality of forehead supporting pieces are arranged on the forehead bracket.

[0016] Further, the bracket arm has a shell cavity; the adjusting assembly is arranged in the shell cavity; and the fixing piece is arranged in the shell cavity and adjustably connected with the adjusting assembly in the shell cavity.

[0017] Further, the forehead supporting piece is a silica gel forehead supporting piece.

[0018] Compared with the prior art, the utility model has the beneficial effects that:

[0019] The telescopic positioning device can adjust the position (height) through the fixing piece and the adjusting assembly, so that the forehead supporting device with the telescopic positioning device can conveniently position and support the forehead of people of different types, and effectively solve the problem that the traditional fixed forehead supporting device cannot be adjusted in the height direction and easily causes the forehead of people to be not supported.

[0020] The forehead supporting device can flexibly adjust the position (height) and conveniently position and support the forehead of people. BRIEF DESCRIPTION OF DRAWINGS

[0021] The utility model discloses a head support device, which is characterized by the following technical scheme.

[0022] Figure 1 It is the three-dimensional schematic view of the head support device of the utility model;

[0023] Figure 2 It is the side view of the head support device of the utility model;

[0024] Figure 3 It is the sectional view of the head support device of the utility model (the connection of the recess and the adjusting assembly is shown);

[0025] Figure 4 It is Figure 3 The local enlarged view of "the recess and the adjusting assembly connection" in the figure.

[0026] Reference signs:

[0027] 1 - telescopic positioning device;

[0028] 2 - fixed part; 21 - recess; A - length direction; F - pulling force;

[0029] 3 - adjusting assembly; 31 - spring; 32 - wave ball; 33 - first shell;

[0030] 4 - fixed support; 41 - spring wave ball cover; 42 - bracket arm; C - first fixed end; D - second fixed end; 421 - shell cavity; 43 - head bracket;

[0031] 5 - head support part; 51 - connecting part; E - short distance; F - long distance; G - overhanging part;

[0032] 6 - head support device. DETAILED DESCRIPTION

[0033] The utility model discloses a head support device, which is characterized by the following technical scheme.

[0034] It needs to be explained that when a certain feature is called "fixed" or "connected" to another feature, it can be directly fixed or connected to another feature, or indirectly fixed or connected to another feature. In addition, the up, down, left, right and other descriptions used in the utility model are only relative to the mutual position relationship of the components of the utility model in the drawings.

[0035] Refer to Figures 1 to 4A telescopic positioning device 1, comprising a fixing part 2, an adjusting assembly 3 and a fixed support 4; the fixing part 2 is provided with a plurality of recesses 21; the adjusting assembly 3 is arranged in the fixed support 4, the fixing part 2 extends into the fixed support 4, and the recess 21 is adjustably connected with the adjusting assembly 3; the fixing part 2 can be fixed to the positioning shell of the head positioning device. Wherein, the positioning shell of the head positioning device can refer to the conventional positioning shell of the head positioning device, which will not be repeated here.

[0036] Referring to Figures 1 to 4 In one embodiment, the adjusting assembly 3 comprises a spring 31 and a wave ball 32; the first end of the spring 31 is connected with the wave ball 32, and the second end is directly or indirectly connected with the fixed support 4; the wave ball 32 abuts against the recess 21.

[0037] Referring to Figures 1 to 4 In one embodiment, the fixed support 4 is provided with a spring wave ball sleeve 41, and the spring 31 is telescopically arranged in the spring wave ball sleeve 41.

[0038] Referring to Figures 1 to 4 In one embodiment, the adjusting assembly 3 further comprises a first shell 33; the spring 31 is arranged in the first shell 33, and the second end of the spring is connected with the first shell 33; the first shell 33 is arranged in the spring wave ball sleeve 41, and the second end of the spring 31 is indirectly connected with the fixed support 4 through the first shell 33.

[0039] Referring to Figures 1 to 4 In one embodiment, the recess 21 is an arc-shaped recess, and the arc-shaped recess is adapted to the outer contour of the wave ball 32.

[0040] Referring to Figures 1 to 4 In one embodiment, the arc-shaped recesses are sequentially adjacent to each other. When the fixing part 2 is fixed, the wave ball 32 is automatically embedded in the arc-shaped recess of the fixing part 2 under the action of the spring 31, so that the movement of the fixing part 2 is limited, and the position state of the headrest device can be maintained. When the headrest device needs to be adjusted to adapt to the headrest of people, the connection position of the wave ball and the arc-shaped recess of the fixing part can be adjusted by external force, so as to adjust the height position of the headrest device, such as pulling the fixed support 4 by the pulling force F parallel to the length direction A of the fixing part 2, so that the wave ball 32 is embedded in the arc-shaped recess of another position, thereby realizing the height position adjustment of the headrest device.

[0041] Another purpose of the utility model is to provide a headrest device, which can flexibly adjust the height position and better support the forehead of people.

[0042] Referring toFigures 1 to 4 A forehead supporting device 6, comprising a plurality of forehead supporting members 5 and the telescopic positioning device 1; a plurality of the forehead supporting members 5 are arranged on the fixed support 4, for people to support the forehead.

[0043] Referring to Figures 1 to 4 In an embodiment, the fixed support 4 comprises a bracket arm 42 and a forehead bracket 43; the fixing member 2 is arranged at a first fixed end C of the bracket arm 42; the forehead bracket 43 is arranged at a second fixed end D of the bracket arm 42; a plurality of the forehead supporting members 5 are arranged on the forehead bracket 43.

[0044] Referring to Figures 1 to 4 In an embodiment, the bracket arm 42 is a bent bracket arm.

[0045] Referring to Figures 1 to 4 In an embodiment, the forehead bracket 43 is an arc-shaped forehead bracket, and two forehead supporting members 5 are arranged on the forehead bracket 43 at a set interval.

[0046] Referring to Figures 1 to 4 In an embodiment, the bracket arm 42 has a shell cavity 421; the adjusting assembly 3 is arranged in the shell cavity 421; the fixing member 2 extends into the shell cavity 421 and is adjustably connected with the adjusting assembly 3 in the shell cavity 421.

[0047] Referring to Figures 1 to 4 In an embodiment, the forehead supporting member 5 has a connecting portion 51, and the forehead supporting member 5 is fixed to the forehead bracket 43 through the connecting portion 51; after the forehead supporting member 5 is fixed to the forehead bracket 43, the forehead supporting member 5 is fixed to the forehead bracket 43 in a short-distance form (the "short distance" refers to the E diagram in the Figures 1 to 4 ); the forehead supporting member 5 is an arc-shaped forehead supporting member, and the arc-shaped forehead supporting member is designed in a long-distance arc shape to fit the forehead of a person (the "long distance" refers to the F diagram in the Figures 1 to 4 Figures 1 to 4 Figure 1 Figure 1 ); the forehead supporting member 5 is a silica gel forehead supporting member, and the silica gel forehead supporting member has a certain softness; in addition, the forehead supporting member 5 is fixed to the forehead bracket 43 in a short-distance form and designed in a long-distance arc shape, so that the overhanging portions G of the forehead supporting member 5 are easily deformed, the forehead supporting member 5 is more easily fitted to the forehead of a person, and the problem that the forehead of a person is not closely attached to the forehead supporting device can be effectively solved.

[0048] The other contents of the telescopic positioning device and the forehead supporting device are described in the prior art, and will not be described here.

[0049] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application in any form. Any modification, equivalent change and modification of the above embodiments, which does not deviate from the technical solution of the present application and is based on the technical essence of the present application, still belongs to the scope of the technical solution of the present application.

Claims

1. A telescoping positioning device, characterized by, It includes a fixing component, an adjusting component, and a fixing bracket; the fixing component has several recesses; the adjusting component is disposed in the fixing bracket, the fixing component extends into the fixing bracket, and the recesses are adjustablely connected to the adjusting component; the fixing component can be fixed to the positioning housing of the head positioning device.

2. A telescoping positioning device according to claim 1, wherein, The adjustment assembly includes a spring and a ball bearing; the first end of the spring is connected to the ball bearing, and the second end is directly or indirectly connected to the fixed bracket; the ball bearing abuts against the recess.

3. A telescopic positioning device according to claim 2, wherein The fixed bracket is provided with a spring-loaded ball sleeve, and the spring is telescopically disposed in the spring-loaded ball sleeve.

4. A telescopic positioning device according to claim 3, characterised in that The adjustment assembly further includes a first housing; the spring is disposed in the first housing, and the second end of the spring is connected to the first housing; the first housing is disposed in the spring ball sleeve, and the second end of the spring is indirectly connected to the fixed bracket through the first housing.

5. A telescopic positioning device according to any one of claims 2 to 4, characterised in that, The recess is an arc-shaped recess that is adapted to the outer contour of the sphere.

6. A telescopic positioning device according to claim 5, wherein Several of the aforementioned arc-shaped recesses are sequentially adjacent to each other.

7. A headgear, characterized in that It includes several forehead support members and a telescopic positioning device as described in any one of claims 1 to 6; the several forehead support members are disposed on the fixed bracket for people to support their foreheads.

8. A headgear according to claim 7, wherein, The fixed bracket includes a bracket arm and a forehead bracket; the fixing member is disposed at the first fixed end of the bracket arm; the forehead bracket is disposed at the second fixed end of the bracket arm; and a plurality of forehead support members are disposed on the forehead bracket.

9. A headgear according to claim 8, wherein, The bracket arm has a cavity; the adjustment assembly is disposed in the cavity; the fixing member extends into the cavity and is adjustablely connected to the adjustment assembly in the cavity.

10. The headgear of claim 7, wherein, The forehead support is a silicone forehead support.

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