CN205145484U - Student uses chest expander in groups - Google Patents
Student uses chest expander in groups Download PDFInfo
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- CN205145484U CN205145484U CN201520939279.XU CN201520939279U CN205145484U CN 205145484 U CN205145484 U CN 205145484U CN 201520939279 U CN201520939279 U CN 201520939279U CN 205145484 U CN205145484 U CN 205145484U
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- wire rope
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- chapeau
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Abstract
The utility model discloses a student uses chest expander in groups, its constitution includes: chapeau de fer, loose pulley assembly, stand, wire rope, checkpost, handle, location hook, connecting piece, weight, blotter, concrete and sand, the chapeau de fer is the steel -casting, and it is fixed on the top of stand through the three screw and the gasket of connecting piece, and is equipped with the loose pulley assembly that the tape spool held on the chapeau de fer, the weight is the iron and steel solid casting, and its upper shaft core position is equipped with one and draws the knot, and wire rope's one end is passed this and is drawn to detain and press from both sides the fastening with wire rope's checkpost and decide, wire rope's the other end along the axial lead of stand upwards and the pulley groove on the chapeau de fer then downwards, stretch out the stand outside, rethread wire rope's checkpost and handle link together. It can remedy the present basic sports exercise device in campus abundant, supporting not enough scientific and reasonable's shortcoming inadequately, reduces and avoids on the physical education the collective exercise time can not make full use of or the phenomenon of " not enough to go around " appears.
Description
Technical field
The utility model relates to body-building apparatus technical field, particularly relates to a kind of student and uses chest expander in groups.
Background technology
The body-building apparatus that students use, fully should be able to adapt to and meet student's physical fitness training and the needs of growing up healthy and sound.Body-building apparatus kind and the quantity of the outdoor outfit of current school are general scientific and reasonable not, neither be very abundant, often occur the phenomenon of " not enough to go around " during group exercise, and thus limited in the physical education time is difficult to obtain rationally utilizing fully.Although the body-building apparatus kind of community and special gymnasium is many, and be applicable to teen-age few.Natively few for the chest expander kind of upper body exercise on market, and the real chest-expander being applicable to collective of students use was not also seen.In chest expander, great majority are spring or the silicon rubber chest expander of the miniaturization that individual and family use, and function is very limited.The tractor used in some sanitation park or square, although function ratio is more, and owing to manufacturing complexity, cost is high, takes up an area large etc., is more not suitable for collective of students and takes exercise and use.Therefore, numerous students in the urgent need to development can be supporting, chest-expander in groups that collective uses, most student can be obtained fully, reasonable and scientific and effective exercise.
Therefore, a kind of student is needed to provide to solve the problems referred to above with chest expander in groups.
Utility model content
The utility model discloses a kind of student and use chest expander in groups, it is a kind of chest expander in groups for collective of students.What is called is chest expander in groups, and its structure, according to the design of similar principle, can reach the object that manufacturing process is easy, production cost is low, can meet again the requirement of different levels teenager collective arm exercises preferably; Its exercise goal, mainly for improving the mobility of student's arm and shoulder joint, improving the pliability of shoulder joint, improving range of motion, increases the blood circulation of muscle, vigorous and graceful musculature, has good preventive and therapeutic action to scapulohumeral periarthritis, cervical spondylopathy.During exercise, tractive and all want consumed energy towards tractive dorsad, therefore this equipment is also of value to health fat-reducing, improves health conditions.The utility model is easy to popularize, facilitate safety of student to take exercise, and increases to take exercise interesting, becomes the scientific and rational of campus existing body-building apparatus kind and supplements, and its actual social benefit is huge and can not be ignored.A kind of student uses chest expander in groups, its composition comprises: chapeau de fer (1), pulley assembly (2), column (3), steel wire rope (4), clamp (5), handle (6), location hook (7), connector (8), weight (9), cushion pad (10), concrete (11) and sand (12), it is characterized in that: described chapeau de fer (1) is steel-casting, it is fixed on the top of column (3) by three screws of connector (8) and pad, and the pulley assembly (2) of band bearing chapeau de fer (1) is equipped with, bearing is sliding bearing or rolling bearing, described column (3) is hollow straight steel pipe, the steel plate soldering and sealing of its lower end, fixing and perpendicular to ground level by concrete (11), sand (12) and cushion pad (10) are equipped with in column (3) bottom, and cushion pad (10) is for having certain elasticity and impact-resistant rubber, and it directly contacts with weight (9), described weight (9) is iron and steel solid casting, its upper end axis part is provided with a pulling buckle, one end of steel wire rope (4) is also fixedly clamped with the clamp (5) of steel wire rope (4) through this pulling buckle, the other end of steel wire rope (4) along pulley groove upwards and on chapeau de fer (1) of the axial line of column (3) then downwards, stretch out column (3) outward, then to be linked together with handle (6) by the clamp (5) of steel wire rope (4), positive front end, described column (3) middle part is provided with the location hook (7) of handle (6), and location hook (7) welding together with column (3).
The beneficial effects of the utility model are:
The utility model can make up abundant not, the supporting shortcoming scientific and reasonable not of the existing basic exercise equipment in campus, reduce and avoid the group exercise time on physical education can not to make full use of or occur the phenomenon of " not enough to go around ", meet the requirement of different levels teenager collective arm exercises preferably, most student is obtained fully, rationally and scientific and effective upper limbs arm strength take exercise, healthyly produce positive wholesome effect with fitness to teen-age.Chest expander structure is simple in groups for this, and neat appearance, is applicable to batch micro operations, floor space is little, and cost performance is higher, and convenient operating maintenance, use fool proof, meet the exercise interest of most student, can be school physical education's body-building equipment instantly and a kind of fabulous selection is provided.With regard to its practical value, this in groups chest expander there is fabulous penetration and promotion prospect.
Advantage of the present utility model and feature is described in detail in conjunction with following.
Accompanying drawing explanation
Fig. 1 is institutional framework schematic diagram of the present utility model;
Fig. 2 is phantom of the present utility model;
Fig. 3 is the structural representation of double chest expander in groups of the present utility model.
Detailed description of the invention
In the following description, give a large amount of concrete details to provide to understand more thoroughly the utility model.But, it will be apparent to one skilled in the art that the utility model can be implemented without the need to these details one or more.In other example, in order to avoid obscuring with the utility model, technical characteristics more well known in the art are not described.
In order to thoroughly understand the utility model, by following description, detailed structure is proposed.Obviously, execution of the present utility model is not limited to the specific details that those skilled in the art has the knack of.Preferred embodiment of the present utility model is described in detail as follows, but except these are described in detail, the utility model can also have other embodiments.
Below embodiment of the present utility model is described in detail.
With reference to Fig. 1, Fig. 2, a kind of student uses chest expander in groups, its composition comprises: chapeau de fer (1), pulley assembly (2), column (3), steel wire rope (4), clamp (5), handle (6), location hook (7), connector (8), weight (9), cushion pad (10), concrete (11) and sand (12), it is characterized in that: described chapeau de fer (1) is steel-casting, it is fixed on the top of column (3) by three screws of connector (8) and pad, and the pulley assembly (2) of band bearing chapeau de fer (1) is equipped with, bearing is sliding bearing or rolling bearing, described column (3) is hollow straight steel pipe, the steel plate soldering and sealing of its lower end, fixing and perpendicular to ground level by concrete (11), sand (12) and cushion pad (10) are equipped with in column (3) bottom, and cushion pad (10) is for having certain elasticity and impact-resistant rubber, and it directly contacts with weight (9), described weight (9) is iron and steel solid casting, its upper end axis part is provided with a pulling buckle, one end of steel wire rope (4) is also fixedly clamped with the clamp (5) of steel wire rope (4) through this pulling buckle, the other end of steel wire rope (4) along pulley groove upwards and on chapeau de fer (1) of the axial line of column (3) then downwards, stretch out column (3) outward, then to be linked together with handle (6) by the clamp (5) of steel wire rope (4), positive front end, described column (3) middle part is provided with the location hook (7) of handle (6), and location hook (7) welding together with column (3).
Preferably, during exercise, as long as take off handle (6) from the location hook (7) of column (3), grasp handle (6) and just can carry out tractive and taken exercise.
Preferably, in mechanical manufacturing engineering, have a kind of from external advanced technology---the group technology (GT-grouptechnology) introduced, it discloses and utilize the similitude between things, according to certain criterion Classified into groups, Same Way can be adopted to process, so that the technology of significantly increasing economic efficiency with group things.With reference to Fig. 3, a kind of student uses chest expander in groups, it is the body-building apparatus or equipment---the chest expander in groups that adopt this principle and method to create a kind of campus student collective exercise, it is combined by some independently exercise units, between exercise unit, just the rated weight of weight or counterweight is different, thus simplifying product structure, manufacturing process and production cost, more important point is, has adapted to the demand that the incremental Duo Ren collective of numerous teenagers' different levels carries out tractive exercise.
Preferably: a kind of student described in the utility model uses chest expander in groups,
Described column (3) adopts wall thickness to be the round steel pipe of 10mm, external diameter is 200mm, overall length is 2.6m, wherein 0.5m is vertically embedded under concrete (11) Horizon, column (3) lower end soldering and sealing one piece of thickness 10mm, wide 200mm, the steel plate of long 400mm, and be sealed and welded in its centre, can prevent column (3) from sinking.According to the two-row structure form that Fig. 3 recommends, but former and later two exercise units are combined as a whole to consider, and its installation parameter of corresponding adjustment.
Described chapeau de fer (1) is steel-casting wall thickness 8mm, as shown in Figure 1 and Figure 2: coordinate with column (3) upper end below it, fixed by 3 M10 bolts and packing ring, arrange the pulley assembly (2) that bearing is housed in the tongue of chapeau de fer (1) top, the position, hole that pivot pin is crossed in the outer both sides of its tongue arranges boss.
Described pulley assembly (2) is made up of pulley, pivot pin bolt, bearing, capping, packing ring and nut etc.Harder wear-resistant material selected by pulley, and Comparatively speaking more change steel rope is more convenient and more economical, and pulley nominal diameter is about 110mm.Consider from maintenance condition and environment for use, select rolling bearing as well, lubricate when being convenient to long, safeguard also more convenient.Bearing outside diameter and pulley stationary fit; Internal diameter and pivot pin bolt interference fits are advisable.Bearing is placed in pulley centre position, and one side pressure enters capping, lubricates for a long time to ensure enough greases.
Described weight (9), also referred to as counterweight, is iron and steel solid casting, also can be the composite members that hollow is equipped with the materials such as concrete, and arranging rated weight is as required 7.5kg, 10kg, 15kg, 20kg Weight 9 upper end axis part is provided with a pulling buckle, in order to install steel wire rope.Weight outer surface can spray the polyurethane foam material etc. of one deck 3-5mm, to prevent or to spatter direct collision and the friction of light and column (3) inwall.
The diameter of described steel wire rope (4) is unified to be advisable for 5-6mm, and its lower end is also fixedly clamped with the clamp (5) of steel wire rope (4) through the pulling buckle on weight (9); Its upper end along pulley groove upwards and on chapeau de fer (1) of the axial line of column (3) then downwards, stretch out outside column (3), linked together with handle (6) by the clamp (5) of steel wire rope (4) again.The clamp (5) of steel wire rope (4) generally supportingly need to clamp with three simultaneously.Beyond the pulley of steel wire rope (4), part should have the hose sheath of protective action.
Described handle (6) outer surface must through process such as plastic-blastings, to reach the effects such as antirust, anti-skidding and comfortable feel.
When during installation, column (3) lower end inlet part inserts sand (12), preferably be contained in sandbag, during to prevent from being subject to impacting in gastric disorder causing nausea, and then lay the cushion pad (10) of impact-resistant quality of rubber materials, its gross thickness is about 100mm.
The concrete (11) installing vertical columns (3) is of a size of: length and width are 0.5m, deeply should be greater than 0.6m.According to the two-row structure form that Fig. 3 recommends, but former and later two exercise units are combined as a whole to consider: front and back are 1m, and left and right is 0.5m, deeply should be greater than 0.6m.The ratio of cement, sand and rubble is 1: 2: 3.5, and maintenance can use after 7 days.
Chest expander should through trial-production, checking in groups for this, sizing; Before product export, its external portion should through paint spraying process.The nameplate etc. representing its pulling force and manufacturer should be nailed on after installing.
The beneficial effect of the present embodiment is:
The present embodiment can make up abundant not, the supporting shortcoming scientific and reasonable not of the existing basic exercise equipment in campus, reduce and avoid the group exercise time on physical education can not to make full use of or occur the phenomenon of " not enough to go around ", meet the requirement of different levels teenager collective arm exercises preferably, most student is obtained fully, rationally and scientific and effective upper limbs arm strength take exercise, healthyly produce positive wholesome effect with fitness to teen-age.Chest expander structure is simple in groups for this, and neat appearance, is applicable to batch micro operations, floor space is little, and cost performance is higher, and convenient operating maintenance, use fool proof, meet the exercise interest of most student, can be school physical education's body-building equipment instantly and a kind of fabulous selection is provided.With regard to its practical value, this in groups chest expander there is fabulous penetration and promotion prospect.
The utility model is illustrated by above-described embodiment, but should be understood that, above-described embodiment just for the object of illustrating and illustrate, and is not intended to the utility model to be limited in described scope of embodiments.In addition it will be understood by those skilled in the art that; the utility model is not limited to above-described embodiment; more kinds of variants and modifications can also be made, within these variants and modifications all drop on the utility model scope required for protection according to instruction of the present utility model.Protection domain of the present utility model defined by the appended claims and equivalent scope thereof.
Claims (2)
1. a student uses chest expander in groups, its composition comprises: chapeau de fer (1), pulley assembly (2), column (3), steel wire rope (4), clamp (5), handle (6), location hook (7), connector (8), weight (9), cushion pad (10), concrete (11) and sand (12), it is characterized in that: described chapeau de fer (1) is steel-casting, it is fixed on the top of column (3) by three screws of connector (8) and pad, and the pulley assembly (2) of band bearing chapeau de fer (1) is equipped with, bearing is sliding bearing or rolling bearing, described column (3) is hollow straight steel pipe, the steel plate soldering and sealing of its lower end, fixing and perpendicular to ground level by concrete (11), sand (12) and cushion pad (10) are equipped with in column (3) bottom, and cushion pad (10) is for having certain elasticity and impact-resistant rubber, and it directly contacts with weight (9), described weight (9) is iron and steel solid casting, its upper end axis part is provided with a pulling buckle, one end of steel wire rope (4) is also fixedly clamped with the clamp (5) of steel wire rope (4) through this pulling buckle, the other end of steel wire rope (4) along pulley groove upwards and on chapeau de fer (1) of the axial line of column (3) then downwards, stretch out column (3) outward, then to be linked together with handle (6) by the clamp (5) of steel wire rope (4), positive front end, described column (3) middle part is provided with the location hook (7) of handle (6), and location hook (7) welding together with column (3).
2. a kind of student according to claim 1 is with chest expander in groups, it is characterized in that: the quality of described weight (9) be 7.5kg or its more than.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520939279.XU CN205145484U (en) | 2015-11-18 | 2015-11-18 | Student uses chest expander in groups |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520939279.XU CN205145484U (en) | 2015-11-18 | 2015-11-18 | Student uses chest expander in groups |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205145484U true CN205145484U (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520939279.XU Expired - Fee Related CN205145484U (en) | 2015-11-18 | 2015-11-18 | Student uses chest expander in groups |
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| Country | Link |
|---|---|
| CN (1) | CN205145484U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105288936A (en) * | 2015-11-18 | 2016-02-03 | 南通市体育科学研究所 | Grouped chest developer for students |
-
2015
- 2015-11-18 CN CN201520939279.XU patent/CN205145484U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105288936A (en) * | 2015-11-18 | 2016-02-03 | 南通市体育科学研究所 | Grouped chest developer for students |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20181118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |