CN213072821U - Sheath and scanner - Google Patents

Abstract

The utility model relates to a sheath and scanner. The sheath is sleeved on the handheld part of the scanner; the sheath includes the sheath body, and the sheath body is the curved surface, and the one end of sheath body has uncovered, and the handheld portion is located through uncovered cover to the sheath body, and is equipped with the clearance between the inside wall of at least partial sheath body and the handheld portion. The utility model has the advantages that: can insulate against heat, prevent skidding to the scanner.

Description

Sheath and scanner

Technical Field

The utility model relates to a scanner technical field especially relates to a sheath and scanner.

Background

The existing partial scanner is designed to be small and exquisite, and is also called a handheld scanner, namely, a user can use the scanner to perform corresponding scanning by directly grasping the scanner by a hand. However, when the ambient temperature is relatively high, the temperature of the housing of the scanner will rise after the scanner is used for a period of time, and if a user directly holds the scanner, the problem of scalding hands will occur; meanwhile, because the surface of the scanner is not designed to be anti-skid, if the gripping force is not strong in the using process, the scanner can also slide from the hand.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a sheath and a scanner with heat insulation and anti-slip features.

In order to solve the technical problem, the application provides the following technical scheme:

a sheath is sleeved on a handheld part of a scanner; the sheath comprises a sheath body, the sheath body is a curved surface, an opening is formed in one end of the sheath body, the sheath body is sleeved on the handheld portion through the opening, and a gap is formed between at least part of the inner side wall of the sheath body and the handheld portion.

In the application, the gap is formed between the inner side wall of the sheath body and the handheld part, so that the contact area between the hand part and the sheath body can be reduced, the heat on the scanner is reduced and transferred to the sheath, and the problem of hand scalding caused by the temperature rise of the handheld part of the scanner in the use process is effectively avoided; simultaneously, the sheath body is the curved surface, can with hand looks adaptation, make the gripping dynamics comfortable, difficult landing.

In one embodiment, a gap between an inner sidewall of the sheath body and the hand grip is greater than or equal to 1 mm.

With the arrangement, when the gap is smaller than 1mm, a user holds the sheath by hand, and due to the action of force, the contact area of the inner side wall of the sheath body in contact with the inner side wall of the scanner body is increased, so that the heat conducted to the sheath is increased, and the user is easily scalded; set up the clearance and be greater than or equal to 1mm, can make and be in unsettled state between sheath body and the handheld portion, reduce the area of contact between sheath body inside wall and the scanner body, let on the transmission of temperature as little as possible to the sheath body, block apart with the sheath high temperature effectively, make heat dispersion best to avoid scalding the hand problem because of scanner body high temperature produces.

In one embodiment, the curved surface is an ergonomic curved surface adapted to the hand.

So set up, can make the hand laminate more when holding the sheath, and the gripping dynamics is comfortable, difficult landing.

In one embodiment, the inner side wall of the sheath body is provided with a limiting surface, and the limiting surface is attached to the handheld part.

So set up, with spacing face and the cooperation of handheld portion laminating, make the fixed cover of sheath locate the circumference of scanner body, avoid the sheath landing in the use.

In one embodiment, the limiting surface is a bevel.

So set up, can increase the laminating area between sheath and the scanner body in effectual contact, further strengthen the compactness of sheath and scanner body contact site.

In one embodiment, the sheath body is provided with a plurality of heat dissipation holes.

So set up, make the temperature that scanner portion was located to sheath body cover derive fast, increase the frictional force of contact between hand and the sheath simultaneously to reach the more firm purpose of gripping.

In one embodiment, the shape of the heat dissipation hole is any one or combination of a triangle, a prism, a circle, an ellipse, a kidney or a rectangle.

So set up, can set up the louvre of different shapes under the different needs to reach the purpose of quick heat dissipation and increase frictional force.

The application also provides a scanner, which comprises a scanner body and the sheath, wherein the scanner body is provided with a handheld part, and the sheath can be sleeved on the handheld part.

In one embodiment, the sheath is detachably sleeved on the handheld part.

In one embodiment, a buckle is arranged on the inner side wall of the sheath body, a buckle groove is formed in the scanner body, and the buckle can be buckled in the buckle groove; or, the scanner body is provided with a buckle, the inner side wall of the sheath body is provided with a buckle groove, and the buckle can be buckled in the buckle groove.

So set up for the cooperation of sheath and scanner body is more firm, avoids the scanner body because of the fixed insecure risk of droing that brings of sheath.

Compared with the prior art, the sheath provided by the application has the advantages that the gap is formed between the inner side wall of the sheath body and the handheld part, so that the contact area between the hand part and the sheath body can be reduced, the heat on the scanner body is reduced and transferred to the sheath, and the problem of hand scalding caused by the temperature rise of the handheld part of the scanner body in the use process is effectively avoided; simultaneously, the sheath body is the curved surface, can with hand looks adaptation, make the gripping dynamics comfortable, difficult landing.

Drawings

Fig. 1 is a schematic structural view of a sheath according to the present invention;

fig. 2 is a schematic structural view of another view angle of the sheath according to the present invention;

fig. 3 is a schematic structural diagram of a scanner body according to the present invention;

fig. 4 is a front view of a sheath according to an embodiment of the present invention;

FIG. 5 is a front view of a sheath in another embodiment provided by the invention;

fig. 6 is a schematic structural diagram of the scanner provided by the present invention.

In the figure, 100, sheath; 10. a sheath body; 11. opening the mouth; 12. heat dissipation holes; 13. buckling; 14. a limiting part; 15. a limiting surface; 20. a scanner body; 21. a hand-held portion; 22. buckling grooves; 23. a convex portion; 30. a scanner.

Detailed Description

The technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

Referring to fig. 1-3, fig. 1 and 2 are schematic views of a sheath 100 according to an embodiment of the present invention, and fig. 3 is a schematic view of a scanner body 20 according to an embodiment of the present invention. The utility model provides a sheath 100, this sheath 100 cover are located scanner body 20 on for the solution scalds the hand and the surface is smooth when 20 high temperatures of scanner body, the problem of easy landing when gripping.

Specifically, the scanner body 20 has a handheld portion 21, and the sheath 100 is sleeved on the handheld portion 21 to prevent partial heat of the scanner body 20 from being transferred to the hand of the user, which may cause scald; meanwhile, it can be understood that the sheath 100 is only sleeved on the handheld portion 21 and does not cover the whole scanner body 20, that is, the normal heat dissipation of the scanner body 20 can be effectively ensured, and the user can grip the scanner body 20 in a comfortable manner, that is, the area of the sheath 100 wrapping the scanner body 20 cannot be too large, so as to effectively ensure the heat dissipation area of the surface of the scanner body 20, and meanwhile, the problem that the left hand or the right hand is scalded when being held by the left hand or the right hand due to too small sheath 100 cannot touch the scanner body 20 can be ensured.

Further, the sheath 100 includes a sheath body 10, the sheath body 10 is a curved surface, one end of the sheath body 10 has an opening 11, the sheath body 10 is sleeved on the circumference of the handheld portion 21 through the opening 11, and a gap is provided between at least part of the inner side wall of the sheath body 10 and the handheld portion 21. It can be understood that, by arranging a gap between the inner side wall of the sheath body 10 and the handheld portion 21, the contact area between the hand and the sheath body 10 can be reduced, and the problem of scalding caused by the temperature rise of the handheld portion 21 of the scanner body 20 in the use process can be effectively avoided; meanwhile, the sheath body 10 is a curved surface, in this embodiment, the curved surface is an ergonomic curved surface adapted to a human hand, that is, the shape of the curved surface is adapted to the tiger's mouth of the hand, so that the sheath 100 can be more fitted when the hand is held by the hand, and the gripping force is comfortable and is not easy to slip.

Preferably, the sheath body 10 is disposed to penetrate along a direction perpendicular to the direction in which the sheath 100 is sleeved on the handheld portion 21, and forms a shape similar to a "saddle".

In the present application, the sheath 100 is made of engineering plastic, and the sheath 100 can be quickly mounted or dismounted through elastic deformation of the plastic. Of course, in other embodiments, the sheath 100 material may also be made of some material with low thermal conductivity, and is not limited herein.

Further, the gap between the inner side wall of the sheath body 10 and the hand-held portion 21 is greater than or equal to 1 mm; so that the sheath body 10 and the hand-held portion 21 are in a suspended state, the contact area between the inner side wall of the sheath body 10 and the scanner body 20 is reduced, when the sheath 100 is held by a hand for use, the temperature is transmitted to the sheath body 10 as little as possible, the high temperature is effectively blocked from the sheath 100, and the heat dissipation performance is optimal, thereby avoiding the problem of scalding hands caused by the high temperature of the scanner body 20. It should be explained that, when the gap is smaller than 1mm, the user holds the sheath 100 by hand, and due to the force, the contact area of the inner side wall of the sheath body 10 contacting the scanner body 20 is increased, so that the heat conducted to the sheath 100 is increased, and the user is easily scalded. The gap between the inner side wall of the sheath body 10 and the hand-held portion 21 is selected to be greater than or equal to 1 mm.

Preferably, the gap between the inner side wall of the sheath body 10 and the hand-held portion 21 may be 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, etc., which are not exhaustive herein. Of course, the gap between the inner wall of the sheath body 10 and the hand-held portion 21 may be large without limitation, and the gap between the inner wall of the sheath body 10 and the hand-held portion 21 may not exceed 5mm at most in order to maintain good gripping feeling and use feeling and reliability of connection between the sheath 100 and the scanner body 20. It should be explained that the inner side wall of the sheath body 10, that is, the sheath body 10 contacts with the scanner body 20 or faces a side surface of the scanner body 20 when the sheath body 10 is mounted on the scanner body 20.

As shown in fig. 1-5, the sheath body 10 is provided with a plurality of heat dissipation holes 12, and the heat dissipation holes 12 are used for ventilation and heat dissipation, so that the temperature of the portion of the sheath body 10 sleeved on the scanner body 20 can be quickly derived, and the friction force between the hand and the sheath 100 is increased, thereby achieving the purpose of firmer gripping.

Further, the plurality of heat dissipation holes 12 may be regularly or irregularly distributed in the circumferential direction of the sheath body 10. For example, the plurality of heat dissipation holes 12 may be arranged in an array manner, a linear arrangement manner, a curved arrangement manner, or the like, or may be arranged in an irregular manner.

Preferably, the shape of the heat dissipation holes 12 is prismatic, however, in other embodiments, the heat dissipation holes 12 may also be different shapes, such as any one or a combination of more of triangular, circular, oval, kidney-shaped, or rectangular shapes, and the heat dissipation holes 12 with different shapes may be arranged according to different needs, as long as the purpose of fast heat dissipation and friction increase can be achieved.

Specifically, the diameter of the largest circle in the heat dissipation hole 12 is less than or equal to 5mm, and when the aperture is too large, when a user holds the sheath 100, fingers easily extend from the sheath 100 into the heat dissipation hole 12 to contact with the scanner body 20, thereby generating a risk of being scalded. It should be explained that the maximum circle is a circle made at the heat dissipation hole 12, and the circle is tangent to the most inner edge of the heat dissipation hole 12; for example, the largest circle in the triangle is a circle tangent to all three sides of the triangle, i.e., an inscribed circle of the triangle; the largest circle in the ellipse is a circle made with the minor axis of the ellipse as the diameter; the largest circle in the rectangle is a circle with the width of the rectangle as the diameter; the maximum circle in the rhombus is a circle which takes the intersection point of diagonal lines as the center of the circle, a perpendicular line is drawn from the center of the circle to any side of the rhombus, and the length of the perpendicular line section is a circle made by the radius, namely an inscribed circle of the rhombus; the largest circle in the kidney shape is a circle made of the diameter of a semicircle at both ends.

As shown in fig. 1-3, a buckle 13 is disposed on an inner side wall of the sheath body 10, a buckle groove 22 is disposed on the scanner body 20, and the buckle 13 can be buckled in the buckle groove 22, so as to achieve the functions of quick connection and quick detachment between the sheath 100 and the scanner body 20; certainly, the position of the buckle 13 and the buckle groove 22 can be interchanged, that is, the buckle 13 is arranged on the scanner body 20, the buckle groove 22 is arranged on the inner side wall of the sheath body 10, the buckle 13 can be buckled in the buckle groove 22, and the connection between the sheath 100 and the scanner body 20 can also be realized; meanwhile, through the arrangement of the structure, the sheath 100 can be matched with the scanner body 20 more firmly, and the falling risk caused by the fact that the scanner body 20 is not fixed firmly due to the sheath 100 is avoided.

Further, the scanner body 20 is provided with a plurality of protrusions 23, the above-mentioned catching groove 22 is formed between two adjacent protrusions 23, and the buckle 13 is correspondingly buckled in the catching groove 22, that is, the buckle 13 is inserted between two adjacent protrusions 23 to form a clamping fit. Also, as another modified example, when the catching groove 22 is formed on the sheath body 10, it can be formed in a manner as described above. Of course, the catch groove 22 may be formed to be recessed directly in the scanner body 20 or the sheath body 10.

Furthermore, the sheath body 10 is also provided with a limiting part 14, the limiting part 14 is distributed on the inner side wall of the sheath body 10 close to the opening 11, when the sheath 100 is installed, the limiting part 14 can be in mutual contact with the handheld part 21 of the scanner body 20, the installation firmness between the sheath 100 and the scanner body 20 is enhanced, and the limiting part 14 can support the sheath body 10, so that the sheath body 10 and the handheld part 21 are all in a suspended state except for the contact part, the contact area is reduced, and the temperature is transmitted to the sheath 100 as little as possible; specifically, the inner side wall of the sheath body 10 is further provided with a limiting surface 15, and the limiting surface 15 is fit with the handheld portion 21, so that the sheath 100 is fixedly sleeved on the circumference of the scanner body 20, and the sheath 100 is prevented from slipping off. In the process of installing sheath 100 to handheld portion 21, support the cooperation jointly through spacing portion 14 and spacing face 15, make sheath 100 install on scanner body 20 more firmly, gappedly, avoid unsettled position because of receiving the pressure of hand and laminating to handheld portion 21 on, produce the problem of scalding one's hand.

Preferably, the limiting surface 15 may be an inclined surface, and it can be understood that the inclined surface can increase the attaching area between the sheath 100 and the scanner body 20 in effective contact, and further enhance the tightness of the contact part between the sheath 100 and the scanner body 20; of course, in other embodiments, the limiting surface 15 may also be a surface with other shapes, such as a cambered surface, which can play the same role.

As shown in fig. 6, the present application further provides a scanner 30, where the scanner 30 includes a scanner body 20 and a sheath 100 thereon, the scanner body 20 has a handheld portion 21, the sheath 100 is supported by the buckle 13 on the sheath body 10 and the buckle slot 22 on the handheld portion 21, and the limit portion 14 and the limit surface 15 are closely attached to each other, so as to be firmly sleeved on the handheld portion 21, and the scanner 30 can be freely detached.

According to the scanner sheath, the gap is formed between the inner side wall of the sheath body 10 and the handheld part 21, so that the contact area between the hand and the sheath body 10 can be reduced, the heat on the scanner body 20 is reduced and transferred to the sheath 100, and the problem of scalding caused by the temperature rise of the handheld part 21 of the scanner body 20 in the use process is effectively avoided; meanwhile, the sheath body 10 is a curved surface and can be matched with the hand, so that the grasping force is comfortable and the sheath is not easy to slip off.

Claims (10)

1. A sheath is sleeved on a handheld part of a scanner;

the protective sleeve is characterized by comprising a protective sleeve body, wherein the protective sleeve body is a curved surface, an opening is formed in one end of the protective sleeve body, the protective sleeve body is sleeved on the handheld portion through the opening, and a gap is formed between at least part of the inner side wall of the protective sleeve body and the handheld portion.

2. The sheath of claim 1, wherein the gap is greater than or equal to 1 mm.

3. The sheath of claim 1, wherein the curved surface is an ergonomic curved surface that fits the hand.

4. The sheath of claim 1, wherein the inner side wall of the sheath body is provided with a limiting surface, and the limiting surface is attached to the handheld portion.

5. The sheath of claim 4, wherein the stop surface is a ramp.

6. The sheath of claim 1, wherein the sheath body defines a plurality of heat dissipation apertures.

7. The sheath of claim 6, wherein the shape of the heat dissipation holes is any one or more combination of triangular, prismatic, circular, oval, kidney-shaped or rectangular.

8. A scanner comprising a scanner body having a hand-held portion and a sheath as claimed in any one of claims 1 to 7, the sheath being mountable over the hand-held portion.

9. The scanner of claim 8, wherein the sheath is removably mounted to the hand-held portion.

10. The scanner of claim 9, wherein a buckle is disposed on an inner side wall of the sheath body, and a buckle slot is disposed on the scanner body, and the buckle can be buckled in the buckle slot;

or, the scanner body is provided with a buckle, the inner side wall of the sheath body is provided with a buckle groove, and the buckle can be buckled in the buckle groove.

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