CN212515794U - Calculator - Google Patents

Abstract

The utility model provides a calculator, which comprises a shell, a display screen and a panel, wherein the panel is provided with a plurality of keys, two sides of the panel are both fixedly provided with a bracket, the bracket is provided with a chute, the end part of the chute, which is far away from the display screen, is an opening arrangement, a panel outer cover is provided with a protective cover, two sides of the protective cover are both fixedly connected with a slide block which is slidably connected in the chute, the slide block and the inner wall of the chute are arranged in a T shape, and a locking device for locking the protective cover is arranged between the slide block and the bracket; the protective hood is provided with a protective piece for ensuring the protective effect of the protective hood. Through the technical scheme, the protection effect on the keys is achieved, and the service life of the calculator is prolonged.

Description

Calculator

Technical Field

The utility model relates to a technical field of office supplies especially relates to a calculator.

Background

The body of a traditional calculator generally has components such as a display screen (such as an LCD display screen), a key for calculation, a battery for power supply (such as a solar battery) and the like, the structure mainly provides a calculation function, and the calculator is a handheld machine capable of performing mathematical operation.

It is now retrieved that a patent application No. CN202351867U provides a novel calculator, which includes a housing, a display screen and a plurality of keys, and is characterized in that: the top of shell is equipped with miniature light, the bottom of shell is equipped with the fag end. The utility model discloses simple structure, convenient to use, can be under dim light normal use, can prevent to follow the landing in the hand moreover.

The technical scheme has the following defects: the keys of the calculator are exposed outside, and when the keys are impacted by the outside, the keys are easily damaged.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved in the present invention is to overcome the deficiencies of the prior art, thereby providing a calculator with a protection key effect.

In order to achieve the purpose, the utility model provides a calculator, which comprises a shell, a display screen and a panel, wherein the panel is provided with a plurality of keys, two sides of the panel are both fixedly provided with a bracket, the bracket is provided with a chute, the end part of the chute far away from the display screen is an opening, the panel is covered with a protective cover, two sides of the protective cover are both fixedly connected with a sliding block which is connected in the chute in a sliding way, the sliding block and the inner wall of the chute are arranged in a T shape, and a locking device for locking the protective cover is arranged between the sliding block and the bracket; the protective hood is provided with a protective piece for ensuring the protective effect of the protective hood.

Further, locking device including be located joint groove on the support, elastic connection in joint piece in the joint inslot and be located joint hole on the slider, the joint groove with the spout intercommunication, the joint piece peg graft in the joint is downthehole, the slider is provided with the drive the joint piece with the driving piece of joint hole separation.

Further, the joint hole is for running through the setting, the driving piece sets up to the drive block, drive block sliding connection in the joint is downthehole, the joint piece peg graft in the joint is downthehole the time the drive block with joint piece butt.

Further, the length of the driving block is equal to the depth of the clamping hole.

Further, the driving block lateral wall fixedly connected with stopper, joint downthehole wall is provided with and is used for the gliding spacing groove of stopper, the spacing groove both ends are closed setting.

Further, the protection part is arranged to be a protection plate, the protection plate and one end, far away from the display screen, of the protection cover are fixedly connected, and the protection plate and the end, far away from the display screen, of the panel are abutted.

Furthermore, when the protection plate is abutted to the panel, the limiting block moves to be abutted to the inner wall of the end part of the limiting groove far away from the key.

Furthermore, a spring is fixedly connected between the clamping block and the inner wall of the end part of the clamping groove.

The utility model provides a calculator, slide the slider in the spout from the spout tip, drive the joint piece and move towards the joint inslot, the spring is compressed, the joint piece is with the small-size lateral wall butt of slider, when the joint hole moves to the joint piece position, under the spring action of the elasticity that the spring resumes the original shape, the joint piece pegs graft in the joint hole, realize the fixed effect between slider and the support; meanwhile, the driving block is driven to move towards the direction away from the clamping hole by the clamping block, the limiting block moves in the limiting groove, and when the protection plate moves to the end portion of the panel in butt joint, the limiting block moves to the end portion of the limiting groove in butt joint.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the following provides a detailed description of the present invention with reference to the embodiments of the present invention and the accompanying drawings.

FIG. 1 is a top view of the present application;

FIG. 2 is a schematic view of the housing, panel, shield and latch arrangement of the present application;

FIG. 3 is a schematic view of the structure of the housing, panel, shield, and fender of the present application;

fig. 4 is an enlarged view of a portion a in fig. 2.

The reference numerals in the drawings are explained below.

1. A housing; 2. a display screen; 3. a panel; 4. pressing a key; 5. a support; 6. a chute; 7. a protective cover; 8. a slider; 9. a clamping groove; 10. a clamping block; 11. a clamping hole; 12. a drive block; 13. a limiting block; 14. a limiting groove; 15. a protection plate; 16. a spring.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "front", "upper", "lower", "left", "right", "vertical", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a calculator, including shell 1, display screen 2 and panel 3, panel 3 and display screen 2 install on shell 1, be provided with a plurality of button 4 on the panel 3, the equal fixedly connected with support 5 in panel 3 both sides, be provided with spout 6 on the support 5, the tip that the spout 6 was kept away from in display screen 2 is the opening setting, the panel 3 dustcoat is equipped with protection casing 7, the equal fixedly connected with sliding connection in spout 6 slider 8 in protection casing 7 both sides, slider 8 and 6 inner walls of spout set up to "T" style of calligraphy, the both ends of protection casing 7 are the opening setting.

Sliding a sliding block 8 into the sliding groove 6 from one end of the opening of the sliding groove 6, enabling a protective cover 7 to move along with the sliding block 8, covering the protective cover 7 outside the key 4, limiting the movement of the sliding block 8 towards the opening of the side face of the sliding groove 6, enabling the sliding block 8 to move along the length direction of the sliding groove 6, and enabling the protective cover 7 and the support 5 to achieve a fixing effect in the vertical direction under the limiting action of the sliding block 8 and the sliding groove 6; in order to realize the fixing effect on the protective cover 7 in the horizontal direction, a locking device for locking the protective cover 7 is arranged between the sliding block 8 and the bracket 5.

Locking device is including being located joint groove 9 on support 5, elastic connection is in joint piece 10 in joint groove 9 and be located the joint hole 11 on the slider 8, joint groove 9 and 6 intercommunications of spout, joint piece 10 is pegged graft in joint hole 11, slider 8 is provided with the driving piece that drives joint piece 10 and joint hole 11 separation, the driving piece sets up to driving piece 12, joint hole 11 is for running through the setting, driving piece 12 sliding connection is in joint hole 11, fixedly connected with spring 16 between the tip inner wall of joint groove 9 and the 10 tip of joint piece.

When slider 8 moves to joint piece 10 position, drive joint piece 10 moves towards joint inslot 9, spring 16 is compressed, 8 small-size lateral walls of slider and joint piece 10 butt, when joint hole 11 moves to the position of joint piece 10, under the spring 16 elasticity effect of recovering former shape, joint piece 10 is driven and moves towards joint hole 11 inslot 9, joint piece 10 is pegged graft in joint hole 11, realize the restriction effect to slider 8, accomplish the locking effect to protection casing 7, drive block 12 and joint piece 10 butt, and drive block 12 is driven and is kept away from joint hole 11 internal motion to the orientation, the one end of drive block 12 is located joint hole 11, the other end is located outside joint hole 11.

Promote in driving block 12 towards joint hole 11, driving block 12 keeps away from joint hole 11 motion with joint piece 10 orientation, and driving block 12 length dimension equals the degree of depth size of joint hole 11, lies in joint hole 11 completely when driving block 12, and joint piece 10 is promoted to the separation with joint hole 11, realizes along the ascending separation effect in horizontal direction between protection casing 7 and the support 5.

In order to prevent that drive block 12 from dropping from joint downthehole 11, drive block 12 lateral wall fixedly connected with stopper 13, joint downthehole 11 inner wall is provided with and is used for the gliding spacing groove 14 of stopper 13, the both ends of spacing groove 14 are closed setting, when drive block 12 is driven to during towards joint downthehole 11 outer motion, stopper 13 is at spacing inslot 14 internal motion, when joint piece 10 is pegged graft in joint downthehole 11 in, stopper 13 moves to the position with spacing groove 14 inner wall butt, the effect that the realization prevented that drive block 12 from dropping from joint downthehole 11.

The protection casing 7 is provided with the protection piece that is used for guaranteeing protection effect of protection casing 7, the protection piece sets up to protection plate 15, protection plate 15 is kept away from the one end fixed connection in display screen 2 with protection casing 7, protection casing 7 is kept away from the tip butt in display screen 2 with panel 3, spacing piece 13 moves to keeping away from the tip inner wall butt in button 4 with spacing groove 14 when protection plate 15 and panel 3 butt, spacing piece 13 is pegged graft in spacing downthehole this moment, protection plate 15 and 3 tip butts of panel, under the effect of protection plate 15, the realization is kept away from the protection effect in display screen 2 tip to panel 3.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (8)

1. The calculator is characterized by comprising a shell (1), a display screen (2) and a panel (3), wherein the panel (3) is provided with a plurality of keys (4), both sides of the panel (3) are fixedly provided with supports (5), each support (5) is provided with a sliding chute (6), the end part of each sliding chute (6) far away from the display screen (2) is provided with an opening, a protective cover (7) is arranged on the outer cover of the panel (3), both sides of the protective cover (7) are fixedly connected with sliding blocks (8) which are connected into the sliding chutes (6) in a sliding mode, the inner walls of the sliding blocks (8) and the sliding chutes (6) are arranged in a T shape, and a locking device used for locking the protective cover (7) is arranged between each sliding block (8) and each support (5); the protective hood (7) is provided with a protective element for ensuring the protective effect of the protective hood (7).

2. The calculator according to claim 1, wherein the locking device comprises a clamping groove (9) on the bracket (5), a clamping block (10) elastically connected in the clamping groove (9), and a clamping hole (11) on the slider (8), the clamping groove (9) is communicated with the sliding groove (6), the clamping block (10) is inserted in the clamping hole (11), and the slider (8) is provided with a driving piece for driving the clamping block (10) to be separated from the clamping hole (11).

3. The calculator according to claim 2, wherein the engaging hole (11) is a through hole, the driving member is a driving block (12), the driving block (12) is slidably connected in the engaging hole (11), and the driving block (12) abuts against the engaging block (10) when the engaging block (10) is inserted in the engaging hole (11).

4. A calculator according to claim 3, wherein the length dimension of said driving block (12) is equal to the depth dimension of said snap-in hole (11).

5. The calculator according to claim 4, wherein a limiting block (13) is fixedly connected to a side wall of the driving block (12), a limiting groove (14) for the limiting block (13) to slide is formed in an inner wall of the clamping hole (11), and two ends of the limiting groove (14) are arranged in a closed manner.

6. A calculator according to claim 5, wherein the protection member is provided as a protection plate (15), the protection plate (15) is fixedly connected with one end of the protection cover (7) far away from the display screen (2), and the protection plate (15) is abutted with the end of the panel (3) far away from the display screen (2).

7. A calculator according to claim 6, wherein when the protection plate (15) abuts against the face plate (3), the limiting block (13) moves to abut against the inner wall of the end portion of the limiting groove (14) far away from the key (4).

8. A calculator according to claim 7, wherein a spring (16) is fixedly connected between the clamping block (10) and the inner wall of the end part of the clamping groove (9).

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