CN210573006U - Pull formula magnifying glass - Google Patents

Abstract

The utility model provides a drawing type magnifier, which comprises a magnifier body and a drawing cover which can be connected with the rear part of the magnifier body in a sliding way; the magnifier body comprises a first cover body and a second cover body which are mutually buckled, a first elastic part is arranged at the rear part of the first cover body, and a first half guide groove and a second half guide groove which extend along the front-back direction are respectively arranged at the left side and the right side of the first elastic part; a second elastic part is arranged at the rear part of the second cover body, and a third half guide groove corresponding to the first half guide groove and a fourth half guide groove corresponding to the second half guide groove are respectively arranged at the left side and the right side of the second elastic part; the first semi-guide groove and the third semi-guide groove form a closed first guide groove, and the second semi-guide groove and the fourth semi-guide groove form a closed second guide groove; the inner wall of the pull cover is provided with a first convex rib matched with the first guide groove and a second convex rib matched with the second guide groove; the drawing cover can slide back and forth between a first position and a second position along the front-back direction.

Description

Pull formula magnifying glass

Technical Field

The utility model discloses generally relate to magnifying glass technical field, particularly, relate to a pull formula magnifying glass.

Background

The old people often use the magnifier when reading books, reading newspapers and students do experiments. The pull type magnifier in the related art is popular among consumers due to the fact that the pull cover can slide in a reciprocating mode relative to the magnifier body to achieve different functions.

However, the design of the sliding structure between the drawing cover and the magnifier main body of the existing drawing type magnifier is not perfect enough, and the problems of poor sliding experience, complex manufacturing process of the sliding structure and inconvenient assembly exist.

The above information disclosed in this background section is only for enhancement of understanding of the background of the invention and therefore it may contain information that does not constitute prior art that is already known to a person of ordinary skill in the art.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at overcomes above-mentioned prior art's at least defect, provides a pull formula magnifying glass to solve the above-mentioned problem that the slip that exists is experienced not good, production manufacturing process is complicated and the assembly is inconvenient.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

according to one aspect of the utility model, a drawing type magnifier is provided, which comprises a magnifier body; the magnifier body comprises a first cover body and a second cover body which are mutually buckled, a first elastic part is arranged at the rear part of the first cover body, and a first half guide groove and a second half guide groove which extend along the front-back direction are respectively arranged at the left side and the right side of the first elastic part;

a second elastic part is arranged at the rear part of the second cover body, and a third half guide groove corresponding to the first half guide groove and a fourth half guide groove corresponding to the second half guide groove are respectively arranged at the left side and the right side of the second elastic part;

the first semi-guiding groove and the third semi-guiding groove form a closed first guiding groove, and the second semi-guiding groove and the fourth semi-guiding groove form a closed second guiding groove;

the pull-type magnifier further comprises a pull cover which is connected to the rear part of the magnifier body in a sliding manner, and the inner wall of the pull cover is provided with a first convex rib matched with the first guide groove and a second convex rib matched with the second guide groove; the pull cover can slide back and forth between a first position and a second position.

According to an embodiment of the present invention, the drawing cover is an integral structure; the left side and the right side of the first elastic part are respectively provided with a first semi-guiding groove and a second semi-guiding groove, the first semi-guiding groove and the first semi-guiding groove are positioned at the same side of the first elastic part, a first blocking part is arranged between the first semi-guiding groove and the first semi-guiding groove, the second semi-guiding groove and the second semi-guiding groove are positioned at the same side of the first elastic part, and a second blocking part is arranged between the second semi-guiding groove and the second semi-guiding groove;

a third semi-conducting lead groove and a fourth semi-conducting lead groove are respectively arranged on the left side and the right side of the second elastic part, the third semi-conducting lead groove and the third semi-conducting lead groove are positioned on the same side of the second elastic part, a third blocking part is arranged between the third semi-conducting lead groove and the third semi-conducting lead groove, the fourth semi-conducting lead groove and the fourth semi-conducting lead groove are positioned on the same side of the second elastic part, and a fourth blocking part is arranged between the fourth semi-conducting lead groove and the fourth semi-conducting lead groove;

the first semi-guiding groove and the third semi-guiding groove form a first guiding groove, and the second semi-guiding groove and the fourth semi-guiding groove form a second guiding groove;

the first blocking part and the third blocking part are arranged oppositely, and the second blocking part and the fourth blocking part are arranged oppositely;

after the first elastic part and the second elastic part are buckled and in the process of inserting the drawing cover, the first convex rib penetrates through the first guide groove and then abuts against the first blocking part and the third blocking part and separates the first blocking part and the third blocking part to enter the first guide groove; and after the second convex rib passes through the second guide groove, the second convex rib abuts against the second blocking part and the fourth blocking part and separates the second blocking part and the fourth blocking part to enter the second guide groove.

According to an embodiment of the present invention, a surface of the first elastic portion facing away from the second elastic portion is further provided with a first cutting groove and a second cutting groove extending in a front-back direction, the first cutting groove is disposed near the first blocking portion to make the first blocking portion more easily deformed when receiving the abutting force, and the second cutting groove is disposed near the second blocking portion to make the second blocking portion more easily deformed when receiving the abutting force;

the surface of the second elastic part, which is far away from the first elastic part, is further provided with a third cutting groove and a fourth cutting groove which extend along the front-back direction, the third cutting groove is arranged near the third blocking part so that the third blocking part is easier to deform when being subjected to abutting force, and the fourth cutting groove is arranged near the fourth blocking part so that the fourth blocking part is easier to deform when being subjected to abutting force.

According to an embodiment of the present invention, the magnifier body further includes a limiting groove extending along a front-back direction, the limiting groove is disposed on a surface of the first elastic portion facing away from the second elastic portion or a surface of the second elastic portion facing away from the first elastic portion;

the inner wall of the pull-out cover is also provided with a third convex rib capable of moving along the limiting groove, and the third convex rib is transversely arranged;

a first positioning groove and a second positioning groove are respectively arranged at the two ends of the limiting groove along the front-back direction, a first bulge is arranged between the first positioning groove and the limiting groove, and a second bulge is arranged between the second positioning groove and the limiting groove;

when the drawing cover is located at the first position, the third convex rib is located in the first positioning groove; when the pull cover is located at the second position, the third convex rib is located in the second positioning groove.

According to an embodiment of the present invention, the elastic piece further includes at least one accommodating groove and at least one friction body disposed in the at least one accommodating groove, wherein the at least one accommodating groove is disposed on a surface of the first elastic portion facing away from the second elastic portion and/or a surface of the second elastic portion facing away from the first elastic portion;

one side surface of the friction body is attached to the inner wall of the pull cover so as to increase the friction force between the friction body and the pull cover.

According to an embodiment of the present invention, the magnifier body includes a lens, a first mirror hole is formed on a front portion of the first cover, a second mirror hole is formed on a front portion of the second cover, and the lens is clamped between the first mirror hole and the second mirror hole;

when the drawing cover is located at the second position, the lens is covered by the drawing cover; when the drawing cover is located at the first position, the lens is exposed out of the drawing cover.

According to an embodiment of the present invention, the magnifier body includes a lens, a first mirror hole is formed on a front portion of the first cover, a second mirror hole is formed on a front portion of the second cover, and the lens is clamped between the first mirror hole and the second mirror hole;

the magnifier body further comprises a lamp assembly arranged near the lens, and the lamp assembly can generate light to irradiate a visible area below the lens;

the pull cover activates the lamp assembly during movement of the pull cover from the first position to the second position; and the lamp assembly is closed by the pull cover in the process of moving the pull cover from the second position to the first position.

According to an embodiment of the present invention, the lamp assembly includes an LED lamp, a battery assembly, and a micro switch;

the pull cover comprises a trigger part, and when the pull cover moves from the first position to the second position, the trigger part controls the micro switch to be communicated; when the micro switch moves from the second position to the second position, the trigger part controls the micro switch to be switched off.

According to an embodiment of the present invention, the first cover and the second cover are made of plastic.

According to another aspect of the present invention, there is provided a pull-out magnifier, comprising a magnifier body, wherein the magnifier body comprises a first cover body and a second cover body which are fastened to each other,

a first elastic part is arranged at the rear part of the first cover body, and a first half guide groove and a second half guide groove which extend along the front-back direction are respectively arranged at the left side and the right side of the first elastic part;

a second elastic part is arranged at the rear part of the second cover body;

the first half guide groove and the second elastic part form a closed first guide groove, and the second half guide groove and the second elastic part form a closed second guide groove;

the pull-type magnifier further comprises a pull cover which is connected to the rear part of the magnifier body in a sliding manner, and the inner wall of the pull cover is provided with a first convex rib matched with the first guide groove and a second convex rib matched with the second guide groove; the pull cover can slide back and forth between a first position and a second position.

According to another aspect of the present invention, there is provided a pull-out magnifier, comprising a magnifier body, wherein the magnifier body comprises a first cover body and a second cover body which are fastened to each other,

a first elastic part is arranged at the rear part of the first cover body;

a second elastic part is arranged at the rear part of the second cover body, and a first half guide groove and a second half guide groove which extend along the front-back direction are respectively arranged at the left side and the right side of the second elastic part;

the first half guide groove and the first elastic part form a closed first guide groove, and the second half guide groove and the first elastic part form a closed second guide groove;

the pull-type magnifier further comprises a pull cover which is connected to the rear part of the magnifier body in a sliding manner, and the inner wall of the pull cover is provided with a first convex rib matched with the first guide groove and a second convex rib matched with the second guide groove; the pull cover can slide back and forth between a first position and a second position.

According to another aspect of the present invention, a pull-out magnifier is provided, which comprises a magnifier body, wherein the magnifier body comprises a first cover body;

the left side and the right side of the first cover body are respectively provided with a first guide groove and a second guide groove which extend along the front-back direction;

the pull-type magnifier further comprises a pull cover which is connected to the rear part of the magnifier body in a sliding manner, and the inner wall of the pull cover is provided with a first convex rib matched with the first guide groove and a second convex rib matched with the second guide groove; the pull cover can slide back and forth between a first position and a second position.

According to the above technical scheme, the utility model discloses pull formula magnifying glass's advantage lies in with positive effect:

the utility model discloses a pull formula magnifying glass, first fin and the second fin through the pull lid cooperate with first guide way and second guide way respectively to realize that the pull lid can follow the fore-and-aft direction reciprocating motion of magnifying glass. Compare pull formula magnifying glass among the prior art, the utility model discloses a sliding construction is novel more simple and easy manufacturing and assembly, has better experience to the user.

Furthermore, the magnifier main body is also provided with a limit groove, a first positioning groove and a second positioning groove, and a third convex rib matched with the three is arranged on the magnifier main body and the pull cover. Through the structural design, when a user moves the pull-out cover, the user can be aware that the pull-out cover is moved in place (the first position or the second position) in time through the pause sensing without exerting force again. In addition, the drawing cover increases the card pause feeling in the moving process, so that the hand feeling of a user is better, and the user experience is improved.

Drawings

The above and other features and advantages of the present invention will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings.

FIG. 1 is an exploded view of a pull-out loupe according to an exemplary embodiment.

Fig. 2 is a schematic view illustrating the second rib not entering the second guide groove according to an exemplary embodiment.

Fig. 3 is a schematic view illustrating a second rib entering a second guide groove according to an exemplary embodiment.

Fig. 4 is a schematic cross-sectional view of a pull type magnifier according to an embodiment of the present invention taken along the left-right direction; wherein, the section schematic diagram is obtained by cutting the section line along the left and right directions of the limiting groove and observing forwards.

Fig. 5 is a schematic partial cross-sectional view of a pull type magnifier according to an embodiment of the present invention taken along the front-back direction; wherein, the partial section schematic diagram is obtained by cutting a section line along the front-back direction of the limiting groove and observing leftwards or rightwards.

Wherein the reference numerals are as follows:

11. first cover body

110. A first elastic part

111. First cutting groove

112. Second half guide groove

113. First lens hole

114. Limiting groove

115. A first positioning groove

1151. First bump

116. Second positioning groove

1161. Second projection

117. Second cutting groove

118. Second semiconductor lead groove

119. Second stop part

12. Second cover body

120. Second elastic part

122. Fourth half guide groove

123. Second lens hole

125. Fourth semiconductor lead groove

126. Third cutting groove

127. The fourth cutting groove

128. The fourth blocking part

13. Lens

141. Micro-switch

142. Battery pack

143. LED lamp

151. First guide groove

152. Second guide groove

154. Second guide groove

2. Pull cover

21. First convex rib

22. Second convex rib

23. Third convex rib

3. Friction body

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their detailed description will be omitted.

Although relative terms, such as "upper" and "lower," may be used in this specification to describe one element of an icon relative to another, these terms are used in this specification for convenience only, e.g., in accordance with the orientation of the examples described in the figures. It will be appreciated that if the device of the icon were turned upside down, the element described as "upper" would become the element "lower". Other relative terms, such as "top", "bottom", and the like, are also intended to have similar meanings. The terms "a," "an," "the," and "said" are used to indicate the presence of one or more elements/components/etc.; the terms "comprising" and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. other than the listed elements/components/etc.; the terms "first," "second," "third," and "fourth," etc. are used merely as labels, and are not limiting as to the number of their objects.

The utility model provides a drawing type magnifier, which comprises a magnifier body; the magnifier body comprises a first cover body and a second cover body which are mutually buckled, a first elastic part is arranged at the rear part of the first cover body, and a first half guide groove and a second half guide groove which extend along the front-back direction are respectively arranged at the left side and the right side of the first elastic part;

a second elastic part is arranged at the rear part of the second cover body, and a third half guide groove corresponding to the first half guide groove and a fourth half guide groove corresponding to the second half guide groove are respectively arranged at the left side and the right side of the second elastic part;

the first semi-guide groove and the third semi-guide groove form a closed first guide groove, and the second semi-guide groove and the fourth semi-guide groove form a closed second guide groove;

the pull-type magnifier further comprises a pull-type cover which can be connected to the rear part of the magnifier body in a sliding manner, and the inner wall of the pull-type cover is provided with a first convex rib matched with the first guide groove and a second convex rib matched with the second guide groove; the drawing cover can slide back and forth between a first position and a second position along the front-back direction.

The utility model discloses a pull formula magnifying glass, first fin and the second fin through the pull lid cooperate with first guide way and second guide way respectively to realize that the pull lid can follow the fore-and-aft direction reciprocating motion of magnifying glass. Compare pull formula magnifying glass among the prior art, the utility model discloses a sliding construction is novel more simple and easy manufacturing and assembly, has better experience to the user.

The following description will be made by way of specific embodiments.

It should be understood that the "front-back direction" described in this specification means a direction along which the drawer cover is drawn, and the "left-right direction" means a direction perpendicular to the drawing direction of the drawer cover.

First embodiment

As shown in fig. 1, the drawing magnifier of an embodiment of the present invention includes a magnifier body and a drawing cover 2. The magnifier body comprises a first cover body 11, a second cover body 12, a lens 13 and a lamp assembly which are mutually buckled. The pull cover 2 is connected to the rear part of the magnifier body in a sliding manner.

The first cover 11 has a first mirror hole 113 at its front portion, the second cover 12 has a second mirror hole 123 at its front portion, and the lens 13 is interposed between the first mirror hole 113 and the second mirror hole 123. In some embodiments, the first cover 11 and the second cover 12 may be made of plastic, and the front portions of the first cover 11 and the second cover 12 are welded and fixed by ultrasonic welding, so that the lens 13 is sandwiched between the first mirror hole 113 and the second mirror hole 123. The rear portions of the first cover 11 and the second cover 12 are naturally extended rearward without being fixed.

A first elastic part 110 is provided at the rear of the first cover 11, and a first half guide groove and a second half guide groove 112 extending in the front-rear direction are provided at the left and right sides of the first elastic part 110, respectively. A second elastic part 120 is disposed at the rear of the second cover 12, and a third half guide groove corresponding to the first half guide groove and a fourth half guide groove 122 corresponding to the second half guide groove 112 are disposed at the left and right sides of the second elastic part 120, respectively. The first half guide groove and the third half guide groove form a closed first guide groove 151, and the second half guide groove 112 and the fourth half guide groove 122 form a closed second guide groove 152.

The first elastic part 110 and the second elastic part 120 are arranged in the drawing cover 2, and the inner wall of the drawing cover 2 is provided with a first convex rib 21 matched with the first guide groove 151 and a second convex rib 22 matched with the second guide groove 152; the pull cover 2 is capable of sliding back and forth between a first position and a second position in the front-rear direction.

In the present embodiment, the pull cover 2 is movable between the first position and the second position in the front-rear direction by the engagement of the rib and the guide groove.

In an exemplary embodiment, the pull magnifier may include a light assembly disposed adjacent to the lens 13, the light assembly being capable of generating light to illuminate a viewable area beneath the lens 13. In the process that the pull cover 2 moves from the first position to the second position, the pull cover 2 starts the lamp assembly; during the movement of the pull cover 2 from the second position to the first position, the pull cover 2 closes the light assembly. For example, in one embodiment, the light assembly is activated during the user's pulling back on the drawer cover 2 and the light assembly is deactivated during the user's pushing forward on the drawer cover 2. Of course, in other embodiments, the moving direction of the pull cover 2 of the lamp assembly can be reversed, and the detailed description is omitted.

Further, the lamp assembly includes an LED lamp 143, a battery assembly 142, and a micro switch 141; the pull cover 2 comprises a trigger part, and when the pull cover moves from the first position to the second position, the trigger part controls the micro switch 141 to be communicated, so that the LED lamp 143 is controlled to be on; when moving from the second position to the second position, the trigger unit controls the micro switch 141 to be turned off, thereby turning off the LED lamp 143.

In another exemplary embodiment, the magnifying lens may also be non-inclusive of the lamp assembly. For example, the first cover 11 has a first mirror hole 113 formed at a front portion thereof, the second cover 12 has a second mirror hole 123 formed at a front portion thereof, and the lens 13 is interposed between the first mirror hole 113 and the second mirror hole 123. When the pull cover 2 is located at the second position, the lens 13 is covered by the pull cover 2; when the pull cover 2 is located at the first position, the lens 13 is exposed outside the pull cover 2.

In this embodiment, when the user needs to use the magnifying glass, the pull-out cover 2 only needs to be moved to the first position, and when the pull-out cover 2 reaches the first position, the lens 13 is completely exposed outside the pull-out cover 2 for the user to use. After the magnifier is used, the drawing cover 2 is only required to be moved to the second position, and when the drawing cover 2 reaches the second position, the drawing cover 2 shields the lens 13, so that the surface of the lens 13 is prevented from being scratched by external hard objects to influence the next use.

As shown in fig. 2 and 3, in the present embodiment, the pull cover 2 is of an integral structure, specifically, a hollow structure with one end open. The width of the inner wall of the pull cover 2 in the left-right direction is slightly greater than the width of the first elastic part 110 and the second elastic part 120 after being fastened, so that the first elastic part 110 and the second elastic part 120 can be assembled into the pull cover 2.

Specifically, the left and right sides of the first elastic portion 110 are further respectively provided with a first half guiding groove and a second half guiding groove 118, the first half guiding groove and the first half guiding groove are located on the same side of the first elastic portion 110, and a first blocking portion is arranged between the first half guiding groove and the first half guiding groove, the second half guiding groove 118 and the second half guiding groove 112 are located on the same side of the first elastic portion 110, and a second blocking portion 119 is arranged between the first half guiding groove and the second half guiding groove.

A third semi-conducting lead groove and a fourth semi-conducting lead groove 125 are respectively arranged on the left side and the right side of the second elastic part 120, the third semi-conducting lead groove and the third semi-conducting lead groove are positioned on the same side of the second elastic part 120, a third blocking part is arranged between the third semi-conducting lead groove and the third semi-conducting lead groove, the fourth semi-conducting lead groove 125 and the fourth semi-conducting lead groove 122 are positioned on the same side of the second elastic part 120, and a fourth blocking part 128 is arranged between the fourth semi-conducting lead groove and the fourth;

the first half guiding groove and the third half guiding groove form a first guiding groove, and the second half guiding groove 118 and the fourth half guiding groove 125 form a second guiding groove 154;

the first blocking part is arranged opposite to the third blocking part, and the second blocking part 119 is arranged opposite to the fourth blocking part 128;

in the process of inserting the drawing cover 2 after the first elastic part 110 and the second elastic part 120 are fastened, the first protruding rib 21 passes through the first guide groove, and then abuts against the first blocking part and the third blocking part and separates the first blocking part and the third blocking part to enter the first guide groove 151; after passing through the second guide groove 154, the second rib 22 abuts against and separates the second catch 119 and the fourth catch 128 to enter the second guide groove 152.

After the first protruding rib 21 enters the first guide groove 151 and the second protruding rib 22 enters the second guide groove 152, the left and right sides of the first elastic portion 110 and the left and right sides of the second elastic portion 120 are restored to their original shapes by the plastic deformation.

In the present embodiment, the pull cover 2 is of an integral structure, and the guide grooves, the blocking portions and the guide grooves on the left and right sides of the first cover 11 and the second cover 12 cooperate with each other, so that the pull cover 2 can be conveniently assembled to the rear portions of the first cover 11 and the second cover 12, thereby achieving the reciprocating movement between the first position and the second position.

Meanwhile, in the reciprocating process of the drawing cover 2, the drawing cover 2 cannot easily fall off and cannot be easily drawn out in the drawing process due to the blocking of the first blocking portion and the third blocking portion, and the blocking of the second blocking portion 119 and the fourth blocking portion 128.

As shown in fig. 4, in the present embodiment, the surface of the first elastic portion 110 facing away from the second elastic portion 120 is further provided with a first cut groove 111 and a second cut groove 117 extending in the front-rear direction, the first cut groove 111 is provided near the first blocking portion to facilitate deformation of the first blocking portion when receiving the abutting force, and the second cut groove 117 is provided near the second blocking portion 119 to facilitate deformation of the second blocking portion 119 when receiving the abutting force. Specifically, the first notch 111 is located inward of the first stopper in the lateral direction, and the second notch 117 is located inward of the second stopper 119.

The surface of the second elastic portion 120 facing away from the first elastic portion 110 is further provided with a third slot 126 and a fourth slot 127 extending in the front-rear direction, the third slot 126 is provided near the third stopping portion to make the third stopping portion deform more easily when receiving the abutting force, and the fourth slot 127 is provided near the fourth stopping portion 128 to make the fourth stopping portion 128 deform more easily when receiving the abutting force. Specifically, the third slit 126 is located more inward than the third stopper and the fourth slit 127 is located more inward than the fourth stopper 128 in the lateral direction.

In this embodiment, the first, second, third, and fourth slits 127 are provided to weaken the structural strength of the cover body in the vicinity of the slits, so that the left and right sides of the cover body are more easily deformed for easy assembly.

As shown in fig. 1 and 5, in the present embodiment, the magnifier body further includes a limiting groove 114 extending along the front-back direction, and the limiting groove 114 is disposed on a surface of the first elastic portion 110 facing away from the second elastic portion 120. Of course, in other embodiments, the limiting groove 114 may also be disposed on the surface of the second elastic portion 120 facing away from the first elastic portion 110.

As shown in fig. 5, the inner wall of the pull-out cover 2 is further provided with a third protruding rib 23 capable of moving along the limiting groove 114, and the third protruding rib 23 is transversely arranged;

a first positioning groove 115 and a second positioning groove 116 are respectively arranged at the two ends of the limiting groove 114 in the front-back direction, a first bulge 1151 is arranged between the first positioning groove 115 and the limiting groove 114, and a second bulge 1161 is arranged between the second positioning groove 116 and the limiting groove 114;

when the drawing cover 2 is located at the first position, the third convex rib 23 is located in the first positioning groove 115; when the drawing cover 2 is located at the second position, the third protruding rib 23 is located in the second positioning groove 116.

In this embodiment, by providing the limiting groove 114, the first positioning groove 115, the second positioning groove 116 and the third protruding rib 23 cooperating with the three, when the third protruding rib 23 moves to the first position along the limiting groove 114, the third protruding rib 23 may have a click-and-pause feeling before falling into the first positioning groove 115 due to the first protrusion 1151. Similarly, when the third protruding rib 23 moves to the second position, there is a click feeling before falling into the second positioning groove 116. With such a structural design, when the user moves the pull cover 2, the user can be aware of the fact that the pull cover 2 has moved to the right position (the first position or the second position) in time through the above described click feeling without applying force again. In addition, the drawing cover 2 increases the card pause feeling in the moving process, so that the hand feeling of a user is better, and the user experience is improved.

As shown in fig. 1 and fig. 4, in the present embodiment, the elastic piece further includes two receiving grooves and two friction bodies 3 disposed in the two receiving grooves, and the two receiving grooves are disposed on a surface of the second elastic portion 120 away from the first elastic portion 110. Of course, in another embodiment, the receiving groove may also be disposed on a surface of the first elastic portion 110 away from the second elastic portion 120; in another embodiment, the receiving groove may be simultaneously disposed on a surface of the first elastic portion 110 away from the second elastic portion 120 and a surface of the second elastic portion 120 away from the first elastic portion 110.

In other embodiments, the number of the accommodating grooves may be one, three or more.

One side surface of the friction body 3 is attached to the inner wall of the pull cover 2 to increase the friction force between the friction body 3 and the pull cover 2. In an exemplary embodiment, the friction body 3 may be made of rubber or silicone, but other materials capable of increasing friction force may be used.

Through the design of the friction body 3, the pull-out cover 2 can not slide accidentally, and the hand feeling is better in the pull-out process of a user.

Second embodiment

Another embodiment of the utility model provides a pull-out magnifier, which comprises a magnifier body, the magnifier body comprises a first cover body and a second cover body which are mutually buckled,

a first elastic part is arranged at the rear part of the first cover body, and a first half guide groove and a second half guide groove which extend along the front-back direction are respectively arranged at the left side and the right side of the first elastic part;

the rear part of the second cover body is provided with a second elastic part;

the first half guide groove and the second elastic part form a closed first guide groove, and the second half guide groove and the second elastic part form a closed second guide groove;

the pull-type magnifier further comprises a pull-type cover which can be connected to the rear part of the magnifier body in a sliding manner, and the inner wall of the pull-type cover is provided with a first convex rib matched with the first guide groove and a second convex rib matched with the second guide groove; the drawing cover can slide back and forth between a first position and a second position along the front-back direction.

The drawing magnifier of the present embodiment is different from the first embodiment in that:

the first guide groove of the first embodiment is formed by a first half guide groove provided in the first lid body and a third half guide groove provided in the second lid body, and the second guide groove of the first embodiment is formed by a second half guide groove provided in the first lid body and a fourth half guide groove provided in the second lid body. The first guide groove in the second embodiment is formed by a first half guide groove and a second elastic portion provided in the first cover, and the second guide groove in the second embodiment is formed by a second half guide groove and a second elastic portion provided in the first cover.

Those skilled in the art can devise appropriate modifications of the second embodiment in light of the disclosure of the first embodiment to achieve the advantages and benefits of the structure disclosed in the first embodiment, and will not be described in any greater detail herein.

In another embodiment, the first guide groove may be formed by a first half guide groove provided in the second cover and the first elastic portion of the first cover, and the second guide groove may be formed by a second half guide groove provided in the second cover and the first elastic portion of the first cover.

Third embodiment

Yet another embodiment of the present invention provides a pull-out magnifier, comprising a magnifier body, the magnifier body comprising a cover;

the left side and the right side of the cover body are respectively provided with a first guide groove and a second guide groove which extend along the front-back direction;

the pull-type magnifier further comprises a pull-type cover which can be connected to the rear part of the magnifier body in a sliding manner, and the inner wall of the pull-type cover is provided with a first convex rib matched with the first guide groove and a second convex rib matched with the second guide groove; the drawing cover can slide back and forth between a first position and a second position along the front-back direction.

Compared to the first and second embodiments, the first guide groove of the present embodiment is provided on the cover, and the second guide groove is provided on the cover as well.

In one embodiment, when the drawing cover is in a split structure, the drawing cover can be assembled near the first guide groove and the second guide groove of the cover body, and the drawing cover can move between the first position and the second position by means of the first rib and the second rib arranged in the drawing cover.

In another embodiment, when the drawing cover is integrally formed, a person skilled in the art can modify the present embodiment appropriately according to the structures of the guide groove and the blocking portion disclosed in the first embodiment to achieve the same advantages and advantageous effects as in the first and second embodiments.

To sum up, the utility model discloses a pull formula magnifying glass's advantage and beneficial effect lie in:

the utility model discloses a pull formula magnifying glass, first fin and the second fin through the pull lid cooperate with first guide way and second guide way respectively to realize that the pull lid can follow the fore-and-aft direction reciprocating motion of magnifying glass. Compare pull formula magnifying glass among the prior art, the utility model discloses a sliding construction is novel more simple and easy manufacturing and assembly, has better experience to the user.

Furthermore, the magnifier main body is also provided with a limit groove, a first positioning groove and a second positioning groove, and a third convex rib matched with the three is arranged on the magnifier main body and the pull cover. Through the structural design, when a user moves the pull-out cover, the user can be aware that the pull-out cover is moved in place (the first position or the second position) in time through the pause sensing without exerting force again. In addition, the drawing cover increases the card pause feeling in the moving process, so that the hand feeling of a user is better, and the user experience is improved.

It should be noted here that the pull magnifier shown in the drawings and described in the present specification is only one example of an application of the principles of the present invention. It should be clearly understood by those skilled in the art that the principles of the present invention are not limited to any of the details or any of the components of the apparatus shown in the drawings or described in the specification.

It is to be understood that the invention is not limited in its application to the details of construction and the arrangement of components set forth in the description. The present invention is capable of other embodiments and of being practiced and carried out in a variety of ways. The foregoing variations and modifications fall within the scope of the present invention. It will be understood that the invention disclosed and defined in this specification extends to all alternative combinations of two or more of the individual features mentioned or evident from the text and/or drawings. All of these different combinations constitute various alternative aspects of the present invention. The embodiments set forth herein explain the best modes known for practicing the invention and will enable others skilled in the art to utilize the invention.

Claims (12)

1. A pull type magnifier comprises a magnifier body; it is characterized in that the magnifier body comprises a first cover body and a second cover body which are mutually buckled,

a first elastic part is arranged at the rear part of the first cover body, and a first half guide groove and a second half guide groove which extend along the front-back direction are respectively arranged at the left side and the right side of the first elastic part;

a second elastic part is arranged at the rear part of the second cover body, and a third half guide groove corresponding to the first half guide groove and a fourth half guide groove corresponding to the second half guide groove are respectively arranged at the left side and the right side of the second elastic part;

the first semi-guiding groove and the third semi-guiding groove form a closed first guiding groove, and the second semi-guiding groove and the fourth semi-guiding groove form a closed second guiding groove;

the pull-type magnifier further comprises a pull cover which is connected to the rear part of the magnifier body in a sliding manner, and the inner wall of the pull cover is provided with a first convex rib matched with the first guide groove and a second convex rib matched with the second guide groove; the pull cover can slide back and forth between a first position and a second position.

2. The pull loupe of claim 1, wherein said pull cover is of unitary construction; the left side and the right side of the first elastic part are respectively provided with a first semi-guiding groove and a second semi-guiding groove, the first semi-guiding groove and the first semi-guiding groove are positioned at the same side of the first elastic part, a first blocking part is arranged between the first semi-guiding groove and the first semi-guiding groove, the second semi-guiding groove and the second semi-guiding groove are positioned at the same side of the first elastic part, and a second blocking part is arranged between the second semi-guiding groove and the second semi-guiding groove;

a third semi-conducting lead groove and a fourth semi-conducting lead groove are respectively arranged on the left side and the right side of the second elastic part, the third semi-conducting lead groove and the third semi-conducting lead groove are positioned on the same side of the second elastic part, a third blocking part is arranged between the third semi-conducting lead groove and the third semi-conducting lead groove, the fourth semi-conducting lead groove and the fourth semi-conducting lead groove are positioned on the same side of the second elastic part, and a fourth blocking part is arranged between the fourth semi-conducting lead groove and the fourth semi-conducting lead groove;

the first semi-guiding groove and the third semi-guiding groove form a first guiding groove, and the second semi-guiding groove and the fourth semi-guiding groove form a second guiding groove;

the first blocking part and the third blocking part are arranged oppositely, and the second blocking part and the fourth blocking part are arranged oppositely;

after the first elastic part and the second elastic part are buckled and in the process of inserting the drawing cover, the first convex rib penetrates through the first guide groove and then abuts against the first blocking part and the third blocking part and separates the first blocking part and the third blocking part to enter the first guide groove; and after the second convex rib passes through the second guide groove, the second convex rib abuts against the second blocking part and the fourth blocking part and separates the second blocking part and the fourth blocking part to enter the second guide groove.

3. The pull-type magnifier according to claim 2, wherein the surface of the first elastic portion facing away from the second elastic portion is further provided with a first cutting groove and a second cutting groove extending along the front-back direction, the first cutting groove is arranged near the first blocking portion to make the first blocking portion deform more easily under the abutting force, and the second cutting groove is arranged near the second blocking portion to make the second blocking portion deform more easily under the abutting force;

the surface of the second elastic part, which is far away from the first elastic part, is further provided with a third cutting groove and a fourth cutting groove which extend along the front-back direction, the third cutting groove is arranged near the third blocking part so that the third blocking part is easier to deform when being subjected to abutting force, and the fourth cutting groove is arranged near the fourth blocking part so that the fourth blocking part is easier to deform when being subjected to abutting force.

4. The pull type magnifier according to claim 1, wherein the magnifier body further comprises a limiting groove extending along the front-back direction, the limiting groove is disposed on the surface of the first elastic portion facing away from the second elastic portion or the surface of the second elastic portion facing away from the first elastic portion;

the inner wall of the pull-out cover is also provided with a third convex rib capable of moving along the limiting groove, and the third convex rib is transversely arranged;

a first positioning groove and a second positioning groove are respectively arranged at the two ends of the limiting groove along the front-back direction, a first bulge is arranged between the first positioning groove and the limiting groove, and a second bulge is arranged between the second positioning groove and the limiting groove;

when the drawing cover is located at the first position, the third convex rib is located in the first positioning groove; when the pull cover is located at the second position, the third convex rib is located in the second positioning groove.

5. The pull-type magnifier according to claim 1, further comprising at least one receiving groove and at least one friction body disposed in the at least one receiving groove, wherein the at least one receiving groove is disposed on a surface of the first elastic portion facing away from the second elastic portion and/or a surface of the second elastic portion facing away from the first elastic portion;

one side surface of the friction body is attached to the inner wall of the pull cover so as to increase the friction force between the friction body and the pull cover.

6. The pull type magnifier according to claim 1, wherein the magnifier body comprises a lens, a first lens hole is formed on the front portion of the first cover, a second lens hole is formed on the front portion of the second cover, and the lens is clamped between the first lens hole and the second lens hole;

when the drawing cover is located at the second position, the lens is covered by the drawing cover; when the drawing cover is located at the first position, the lens is exposed out of the drawing cover.

7. The pull type magnifier according to claim 1, wherein the magnifier body comprises a lens, a first lens hole is formed on the front portion of the first cover, a second lens hole is formed on the front portion of the second cover, and the lens is clamped between the first lens hole and the second lens hole;

the magnifier body further comprises a lamp assembly arranged near the lens, and the lamp assembly can generate light to irradiate a visible area below the lens;

the pull cover activates the lamp assembly during movement of the pull cover from the first position to the second position; and the lamp assembly is closed by the pull cover in the process of moving the pull cover from the second position to the first position.

8. The pull loupe of claim 7, wherein the light assembly comprises an LED light, a battery assembly and a microswitch;

the pull cover comprises a trigger part, and when the pull cover moves from the first position to the second position, the trigger part controls the micro switch to be communicated; when the micro switch moves from the second position to the second position, the trigger part controls the micro switch to be switched off.

9. The pull loupe of claim 1, wherein the first cover and the second cover are both made of plastic.

10. A pull-out magnifier comprises a magnifier body, and is characterized in that the magnifier body comprises a first cover body and a second cover body which are mutually buckled,

a first elastic part is arranged at the rear part of the first cover body, and a first half guide groove and a second half guide groove which extend along the front-back direction are respectively arranged at the left side and the right side of the first elastic part;

a second elastic part is arranged at the rear part of the second cover body;

the first half guide groove and the second elastic part form a closed first guide groove, and the second half guide groove and the second elastic part form a closed second guide groove;

the pull-type magnifier further comprises a pull cover which is connected to the rear part of the magnifier body in a sliding manner, and the inner wall of the pull cover is provided with a first convex rib matched with the first guide groove and a second convex rib matched with the second guide groove; the pull cover can slide back and forth between a first position and a second position.

11. A pull-out magnifier comprises a magnifier body, and is characterized in that the magnifier body comprises a first cover body and a second cover body which are mutually buckled,

a first elastic part is arranged at the rear part of the first cover body;

a second elastic part is arranged at the rear part of the second cover body, and a first half guide groove and a second half guide groove which extend along the front-back direction are respectively arranged at the left side and the right side of the second elastic part;

the first half guide groove and the first elastic part form a closed first guide groove, and the second half guide groove and the first elastic part form a closed second guide groove;

the pull-type magnifier further comprises a pull cover which is connected to the rear part of the magnifier body in a sliding manner, and the inner wall of the pull cover is provided with a first convex rib matched with the first guide groove and a second convex rib matched with the second guide groove; the pull cover can slide back and forth between a first position and a second position.

12. A drawing type magnifier comprises a magnifier body and is characterized in that the magnifier body comprises a first cover body;

the left side and the right side of the first cover body are respectively provided with a first guide groove and a second guide groove which extend along the front-back direction;

the pull-type magnifier further comprises a pull cover which is connected to the rear part of the magnifier body in a sliding manner, and the inner wall of the pull cover is provided with a first convex rib matched with the first guide groove and a second convex rib matched with the second guide groove; the pull cover can slide back and forth between a first position and a second position.

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