CN209237297U - A kind of physical education timer - Google Patents

Abstract

The utility model relates to timer technique fields, and disclose a kind of physical education timer, including shell, the bottom of the shell is fixedly connected with connecting rope, the outside of the connecting rope is flexibly connected with the inside of limited block, the top of the shell is from left to right successively fixedly installed with start button and Pause key, and the front of the shell is fixedly installed with zero key and the display screen above zero key, and the inside of the shell offers card slot.The physical education timer, by the way that shell is arranged, when needing using timer, hand-held shell, it is moved down into adjusting rod, loop bar starts compressed spring telescopic rod, and telescopic spring bar drives loop bar and snib to be moved in casing, after snib leaves card slot, tension spring, which starts to shrink, drives mounting blocks to rotate in rotating bar, and rotating bar drives casing to remove shell, and user holds shell, by fingerhold casing, that is, it can reach and be not easy the purpose for occurring surprisingly sliding when continuously pressing shell.

Description

A kind of physical education timer

Technical field

The utility model relates to timer technique field, specially a kind of physical education timer.

Background technique

Physical education is the purposeful and organized course of education worked out a scheme by one with curricular standard progress, physical education It is participated in jointly by Faculty and Students, task is that sports knowledge and technology and technical ability are taught to student, enhances its constitution, cultivates it Morals, will and quality etc..

Physical education type is more at present, such as dash and long-distance running, these major parts require to use timer, and existing Timer in use, since user will ceaselessly press timer, continuously press timer when, timer hold Easily from sliding on hand, so propose that a kind of physical education solves the problems, such as above-mentioned mentioned with timer.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of physical education timer, has and continuously presses It is not easy unexpected the advantages that sliding occur when timer, solves the problems, such as to be easy to appear landing when continuously pressing timer.

(2) technical solution

It is not easy the purpose for occurring surprisingly sliding when continuously pressing timer for realization is above-mentioned, the utility model provides as follows Technical solution: a kind of physical education timer, including shell, the bottom of the shell are fixedly connected with connecting rope, the company The outside of splicing is flexibly connected with the inside of limited block, and the top of the shell is from left to right successively fixedly installed with start button And Pause key, the front of the shell are fixedly installed with zero key and the display screen above zero key, the shell it is interior Portion offers card slot, and the internal activity of the shell is equipped with the rotating bar below card slot, and the outside of the rotating bar is solid Dingan County is equipped with mounting blocks, is fixedly installed with first connecting rod, the inner cavity right side wall of the shell on the right side of the mounting blocks bottom It is fixedly installed with the support plate being located at below mounting blocks, is fixedly installed with the second connecting rod at the top of the support plate, described the One connecting rod is fixedly connected with the second connecting rod by tension spring, is fixedly installed in shell at the top of the mounting blocks The casing in portion, the inside of described sleeve pipe are fixedly installed with telescopic spring bar, are fixedly installed with one at the top of the telescopic spring bar End extends to loop bar above casing, and one end is fixedly installed at the top of the loop bar and extends to snib inside card slot, described It is fixedly installed with one end on the right side of loop bar across casing and extends to the adjusting rod on the right side of shell.

Preferably, the outside of the shell and adjusting rod is enclosed with rubber, and the right side of adjusting rod is designed arc-shaped appearance.

Preferably, the snib can be iron, and the height of snib is not less than 0. 8 millimeters.

Preferably, there are two the quantity of the connecting rope, and connecting rope can be cotton cord.

Preferably, the right side of the shell and casing offers rectangular opening, and the rectangular opening aperture on the right side of casing and tune The diameter of pole matches, and the diameter in rectangular opening aperture and casing on the right side of shell matches.

Preferably, the display screen can be plastic cement, and the length of display screen is not less than two centimetres, and display screen height is not less than 1 point 2 centimetre.

(3) beneficial effect

Compared with prior art, the utility model provides a kind of physical education timer, have it is following the utility model has the advantages that

1, the physical education timer, when needing using timer, holds shell, to moving down by the way that shell is arranged Adjusting rod is moved, loop bar starts compressed spring telescopic rod, and telescopic spring bar drives loop bar and snib to be moved in casing, works as snib After leaving card slot, tension spring, which starts to shrink, drives mounting blocks to rotate in rotating bar, and rotating bar drives casing to remove shell, makes User holds shell, by fingerhold casing, that is, can reach and is not easy the purpose for occurring surprisingly sliding when continuously pressing shell.

2, the physical education timer is enclosed with rubber on the outside of shell, prevents user from making by the way that shell is arranged Rubber is wrapped up in the outside of the phenomenon that slipping when with shell, adjusting rod, is to increase hand in order to which user is when clamping adjusting rod The comfort of finger, setting connecting rope can be cotton cord, be in order to when being finished timer, timer is hung over, be convenient for carrying.

Detailed description of the invention

Fig. 1 is the utility model section view；

Fig. 2 is the utility model structure diagram.

In figure: 1 shell, 2 connecting ropes, 3 limited blocks, 4 start buttons, 5 Pause key, 6 zero keys, 7 display screens, 8 card slots, 9 turns Lever, 10 mounting blocks, 11 first connecting rods, 12 support plates, 13 second connecting rods, 14 tension springs, 15 casings, 16 telescopic springs Bar, 17 snibs, 18 adjusting rods, 19 loop bars.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

A kind of physical education timer referring to FIG. 1-2, including shell 1, the bottom of shell 1 are fixedly connected with connection Rope 2, there are two the quantity of connecting rope 2, and connecting rope 2 can be cotton cord, and it is to work as and be finished meter that setting connecting rope 2, which can be cotton cord, When device when, timer is hung over, be convenient for carrying, the outside of connecting rope 2 is flexibly connected with the inside of limited block 3, shell 1 Top be from left to right successively fixedly installed with start button 4 and Pause key 5, the front of shell 1 is fixedly installed with zero key 6 and position Display screen 7 above zero key 6, display screen 7 can be plastic cement, and the length of display screen 7 is not less than two centimetres, and display screen 7 is high Degree is not less than 1 point 2 centimetre, and the inside of shell 1 offers card slot 8, and the internal activity of shell 1 is equipped with positioned at 8 lower section of card slot Rotating bar 9, the outside of rotating bar 9 is fixedly installed with mounting blocks 10, and mounting blocks are fixedly installed with the first company on the right side of 10 bottom Extension bar 11, the inner cavity right side wall of shell 1 are fixedly installed with the support plate 12 positioned at 10 lower section of mounting blocks, and the top of support plate 12 is solid Dingan County is equipped with the second connecting rod 13, first connecting rod 11 and the second connecting rod 13 and is fixedly connected by tension spring 14, mounting blocks 10 top is fixedly installed with the casing 15 inside shell 1, and the right side of shell 1 and casing 15 offers rectangular opening, and The rectangular opening aperture on 15 right side of casing and the diameter of adjusting rod 18 match, the rectangular opening aperture on 1 right side of shell and casing 15 Diameter matches, and the inside of casing 15 is fixedly installed with telescopic spring bar 16, and the top of telescopic spring bar 16 is fixedly installed with one End extends to the loop bar 19 of the top of casing 15, and the top of loop bar 19 is fixedly installed with one end and extends to snib 17 inside card slot 8, Snib 17 can be iron, and the height of snib 17 is not less than 0. 8 millimeters, and the right side of loop bar 19 is fixedly installed with one end and passes through set The outside of pipe 15 and the adjusting rod 18 for extending to 1 right side of shell, shell 1 and adjusting rod 18 is enclosed with rubber, and adjusting rod 18 Right side be designed arc-shaped appearance, by the way that shell 1 is arranged, the outside of shell 1 is enclosed with rubber, prevents user when using shell 1 Rubber is wrapped up in the outside of the phenomenon that slipping, adjusting rod 18, is to increase finger in order to which user is when clamping adjusting rod 18 Comfort, when needing using timer, holds shell 1, is moved down into adjusting rod 18, loop bar 19 is opened by the way that shell 1 is arranged Beginning compressed spring telescopic rod 16, telescopic spring bar 16 drives loop bar 19 and snib 17 to be moved in casing 15, when snib 17 leaves After card slot 8, tension spring 14, which starts to shrink, drives mounting blocks 10 to rotate in rotating bar 9, and rotating bar 9 drives casing 15 to remove shell Body 1, user holds shell 1, by fingerhold casing 15, that is, can reach and is not easy to occur surprisingly when continuously pressing shell 1 The purpose of landing.

In conclusion the physical education timer, when needing using timer, holds shell by the way that shell 1 is arranged 1, it is moved down into adjusting rod 18, loop bar 19 starts compressed spring telescopic rod 16, and telescopic spring bar 16 drives loop bar 19 and snib 17 are moved in casing 15, and after snib 17 leaves card slot 8, tension spring 14, which starts to shrink, drives mounting blocks 10 in rotating bar 9 Upper rotation, rotating bar 9 drive casing 15 to remove shell 1, and user holds shell 1 and can reach by fingerhold casing 15 It is not easy the purpose for occurring surprisingly sliding when continuously pressing shell 1, by the way that shell 1 is arranged, the outside of shell 1 is enclosed with rubber, Rubber is wrapped up in the outside of the phenomenon that preventing user from slipping when using shell 1, adjusting rod 18, is in order to which user is being pressed from both sides When holding adjusting rod 18, increase the comfort of finger, setting connecting rope 2 can be cotton cord, be in order to when being finished timer, by timing With device is hung over, it is convenient for carrying.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that There is also other identical elements in process, method, article or equipment including the element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of physical education timer, including shell (1), it is characterised in that: the bottom of the shell (1) is fixedly connected with The outside of connecting rope (2), the connecting rope (2) is flexibly connected with the inside of limited block (3), the top of the shell (1) from Left-to-right to be successively fixedly installed with start button (4) and Pause key (5), the front of the shell (1) is fixedly installed with zero key (6) With the display screen (7) being located above zero key (6), the inside of the shell (1) offered card slot (8), the shell (1) it is interior Portion is movably installed with the rotating bar (9) below card slot (8), is fixedly installed with mounting blocks on the outside of the rotating bar (9) (10), it is fixedly installed with first connecting rod (11) on the right side of mounting blocks (10) bottom, the inner cavity right side wall of the shell (1) It is fixedly installed with the support plate (12) being located at below mounting blocks (10), is fixedly installed with the second company at the top of the support plate (12) Extension bar (13), the first connecting rod (11) are fixedly connected with the second connecting rod (13) by tension spring (14), the installation The casing (15) internal positioned at shell (1) is fixedly installed at the top of block (10), the inside of described sleeve pipe (15) is fixedly installed with Telescopic spring bar (16) is fixedly installed with one end at the top of the telescopic spring bar (16) and extends to loop bar above casing (15) (19), it is fixedly installed with one end at the top of the loop bar (19) and extends to the internal snib (17) of card slot (8), the loop bar (19) Right side be fixedly installed with one end across casing (15) and extending to the adjusting rod (18) on the right side of shell (1).

2. a kind of physical education timer according to claim 1, it is characterised in that: the shell (1) and adjusting rod (18) outside is enclosed with rubber, and the right side of adjusting rod (18) is designed arc-shaped appearance.

3. a kind of physical education timer according to claim 1, it is characterised in that: the snib (17) can be iron, And the height of snib (17) is not less than 0. 8 millimeters.

4. a kind of physical education timer according to claim 1, it is characterised in that: the quantity of the connecting rope (2) There are two, and connecting rope (2) can be cotton cord.

5. a kind of physical education timer according to claim 1, it is characterised in that: the shell (1) and casing (15) right side offers rectangular opening, and the rectangular opening aperture on the right side of casing (15) and the diameter of adjusting rod (18) match, The diameter in rectangular opening aperture and casing (15) on the right side of shell (1) matches.

6. a kind of physical education timer according to claim 1, it is characterised in that: the display screen (7) can be modeling Glue, and the length of display screen (7) is not less than two centimetres, display screen (7) is highly not less than 1 point 2 centimetre.