CN202920885U - Counterweight device of weight training machine - Google Patents
Counterweight device of weight training machine Download PDFInfo
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- CN202920885U CN202920885U CN 201220519133 CN201220519133U CN202920885U CN 202920885 U CN202920885 U CN 202920885U CN 201220519133 CN201220519133 CN 201220519133 CN 201220519133 U CN201220519133 U CN 201220519133U CN 202920885 U CN202920885 U CN 202920885U
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- counterweight
- main
- selector
- training machine
- pair
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Abstract
The utility model relates to a counterweight device of a weight training machine. The counterweight device of the weight training machine comprises a frame body, a main guiding part, a plurality of main counterweight pieces, a lifting component, a main selector, a guiding strip, an auxiliary counterweight piece and an auxiliary selector, wherein the main guiding part is arranged on the frame body and is in a longitudinal-straight shape, the plurality of main counterweight pieces are stacked together, the lifting component is used for driving the main counterweight pieces to move upwards, the main selector is used for connecting the main counterweight pieces and the lifting component, the guiding strip is parallel to the main guiding part, the number of the auxiliary counterweight piece corresponds to that of the guiding strip, and the auxiliary selector is arranged on the lifting component in a pivoted mode. The auxiliary counterweight piece is of a rod structure, and is provided with a through hole which penetrates through the long axis direction of the auxiliary counterweight piece, the auxiliary counterweight piece is provided with the corresponding guiding strip in a sleeved mode through the through hole, and the auxiliary counterweight piece is enabled to carry out longitudinal displacement along the guiding strip and is limited by the guiding strip. The auxiliary selector is provided with at least one connecting part respectively corresponding to the auxiliary counterweight piece, can deflect in a preset angle range and can enable the connecting part to be connected with or separated from the corresponding auxiliary counterweight piece.
Description
Technical field
The utility model relates to the device of weight training, and particularly relevant for a kind of counter weight device.
Background technology
The U.S. the 7th, 708, the counter weight device of the weight training machine of No. 672 patents, it has the selector that syllogic is controlled secondary counterweight, and namely the user can select by this selector: the secondary counterweight of (1) neither use, (2) use one-sided secondary counterweight or (3) to use the secondary counterweight of bilateral.Aforementioned selector is hubbed at lifting assembly, the selector two ends have asymmetric and are dark groove and the shallow grooves that level is moved towards, dark groove and shallow grooves are pressed from both sides a special angle and relative with the secondary counterweight in both sides on same circumference, the user can by rotary selector, reach the purpose that syllogic is controlled secondary counterweight.
Particularly, when selector was positioned at primary importance, dark groove and shallow grooves be auxiliary connection counterweight not all, i.e. the state that all is not used of secondary counterweight; When user's rotary selector, when being located at the second place, although shallow grooves does not contact to some extent with relative secondary counterweight, dark relative with it the secondary counterweight of groove engages mutually, i.e. user's situation of the one-sided secondary counterweight of choice for use only; Then, if the user continues towards same direction rotation selector, dark groove will be taken advantage of a situation and be continued mutually to engage with secondary counterweight, and this moment, shallow grooves engaged mutually with another secondary counterweight, and aforementioned circumstances is the situation of the secondary counterweight of user's choice for use bilateral.
Yet, when aforementioned selector is positioned at primary importance, selector can be driven and displacement with lifting assembly, at this moment, the secondary counterweight of both sides only lies in a pedestal, and in case of clashing into or pushing and pressing, secondary counterweight is easy to pedestal and scattered on the ground, the inconvenience that so not only causes the user to use more has the potential danger that causes the user to meet accident.Moreover, when selector is positioned at the second place or the 3rd position, no matter selector is one-sided or the secondary counterweight of bilateral engaging, drive in the process of secondary counterweight displacement in lifting assembly, if the user neglects the false touch selector, make its rotation depart from original position, originally the secondary counterweight of selected device engaging will dropping without early warning, in addition, the track that secondary counterweight probably can break away from original displacement falls to any direction, and then causes the misgivings on user's safety.
Summary of the invention
Main purpose of the present utility model is to provide a kind of counter weight device of weight training machine, allow the user can be safely without the use counter weight device of anxiety, can be because of collision or user's false touch, secondary counterweight a be scattered ground or fall and injure user's situation by a crashing object occurs.
In order to reach aforementioned purpose, according to an embodiment of the present utility model, a kind of counter weight device of weight training machine is proposed, weight training machine has the moving cell for user's operation, and a stay cord unit that is subjected to that moving cell drives.Counter weight device comprises a support body, at least one main guidance part, some main counterweights, a lifting assembly, a master selector, at least one director strip, at least one secondary counterweight and a secondary selector.Main guidance part is located at support body, is vertical straight shape and extends.Main counterweight coincides each other, and each main counterweight has at least one fitting portion, and fitting portion is longitudinal extension and chimeric with main guidance part respectively.Lifting assembly is connected with the stay cord unit, in order to drive main counterweight along main guidance part to top offset.Master selector is connected with lifting assembly in order to the main counterweight that will select for user's operation.Director strip is located at support body, respectively is vertical straight shape extension and parallel with main guidance part.The quantity of secondary counterweight is corresponding with director strip, and each secondary counterweight is shaft-like and has the ㄧ perforation, the major axis that runs through secondary counterweight to, secondary counterweight makes secondary counterweight along the director strip length travel and is limited in director strip by the director strip of the sheathed correspondence of perforation.Secondary selector is hubbed at lifting assembly, has at least one junction surface of respectively corresponding each secondary counterweight, and secondary selector is available for users to operation and at the predetermined angular range intrinsic deflection, makes the junction surface can engage or break away from corresponding secondary counterweight.
By on take off architectural feature, the counter weight device of weight training machine of the present utility model is sheathed on director strip with secondary counterweight, make the displacement range of secondary counterweight be limited in director strip axially on, thus, can avoid secondary selector not during the auxiliary connection counterweight, secondary counterweight is because of collision, or lifting assembly drive secondary counterweight displacement during, because the secondary selector of user's false touch or secondary selector get loose, cause the secondary counterweight original track that drops, and then cause the injured situation of user.
Description of drawings
Fig. 1 illustrates the stereogram of counter weight device of the weight training machine of the utility model one embodiment;
Fig. 2 illustrates the cutaway view of counter weight device of the weight training machine of Fig. 1;
Fig. 3 illustrates the stereogram of counter weight device in using secondary counterweight of the weight training machine of Fig. 1;
Fig. 4 illustrates the cutaway view of counter weight device of the weight training machine of Fig. 3;
Fig. 5 illustrates the schematic top plan view that the counter weight device of the weight training machine of Fig. 1 is removed support body and housing;
Fig. 6 illustrates the schematic top plan view that the counter weight device of the weight training machine of Fig. 3 is removed support body and housing.
The specific embodiment
In order to describe structure of the present utility model, Characteristic in detail, the following preferred embodiment of existing act also coordinates description of drawings as follows.
Now lift following embodiment and by reference to the accompanying drawings structure of the present utility model and effect be elaborated.
Fig. 1 illustrates the stereogram of counter weight device of the weight training machine of the utility model one embodiment.Fig. 2 illustrates the cutaway view of counter weight device of the weight training machine of Fig. 1.Fig. 1 and Fig. 2 of present embodiment do not illustrate weight training machine, and only draw the part of counter weight device 100.The following relation between brief description weight training machine and counter weight device 100, please in the lump with reference to figure 1 and Fig. 2, weight training facility one moving cell and a stay cord unit 101.Moving cell is used for user's operation, plays and steps on as the push-and-pull of user's hand, foot ... Deng member, all belong to so-called moving cell herein.In actual operation, stay cord unit 101 may be through being connected with moving cell after some fixed pulleys that are fixed in support body 110 and some movable pulleys, and then to be subjected to the drive of moving cell, meaning be that user's application of force drives moving cell, makes moving cell synchronously drive stay cord unit 101 displacements.
The counter weight device 100 of present embodiment comprises a support body 110, at least one main guidance part 120, some main counterweights 130, a lifting assembly 140, a master selector 150, at least one director strip 160, at least one secondary counterweight 170 and a secondary selector 180.The support body 110 of present embodiment is a rectangular framework.Main guidance part 120 is located at support body 110, is vertical straight shape and extends, and the two ends of main guidance part 120 are fixedly arranged on respectively top and the bottom of support body 110.
The mutual storehouse of some main counterweights 130 is sheathed on two main guidance parts 120, the metal weights piece of main counterweight 130 for coinciding in heaps of present embodiment, and the user can according to actual demand, utilize master selector 150 to select voluntarily the metal weights number of blocks of wanting to train.Moreover each main counterweight 130 has at least one fitting portion 131, and fitting portion 131 is longitudinal extension and chimeric with main guidance part 120 respectively.In addition, in the present embodiment, each main counterweight 130 has the groove of wearing 132, and the groove 132 of wearing of each main counterweight 130 connects each other, and this wears groove 132 and is rectangle haply and is positioned at the central authorities of main counterweight 130.
It is worth mentioning that, the main guidance part 120 of present embodiment is two guide rods, and fitting portion 131 is for being opened in two perforation on each main counterweight 130, and two guide rods pass respectively two perforation, makes each main counterweight 130 only can be along the guide rod length travel.Except the design that aforementioned guide rod and perforation cooperatively interact, main guidance part 120 also can be a dovetail block, and fitting portion 131 is a dovetail groove, each other fit; Again or main guidance part 120 is one T-shaped, and fitting portion 131 is a T-shaped groove, as long as can allow main counterweight 130 along main guidance part 120 length travels, and do not break away from the structure that main guidance part 120 or relatively main guidance part 120 rotate, all belong to the design spirit of main guidance part 120 and the fitting portion 131 of present embodiment.
Fig. 3 illustrates the stereogram of counter weight device in using secondary counterweight of the weight training machine of Fig. 1.Fig. 4 illustrates the cutaway view of counter weight device of the weight training machine of Fig. 3.As shown in Figures 3 and 4, stay cord unit 101 can drive lifting assembly 140 and carries out length travel.Specifically, when user's application of force drive moving cell, when making moving cell drive stay cord unit 101, lifting assembly 140 is subjected to the traction of stay cord unit 101, can synchronous upwards displacement, when the user alleviated the application of force to moving cell, lifting assembly 140 can be because of the landing downwards of weight own.
The quantity of secondary counterweight 170 is corresponding with director strip 160, secondary counterweight 170 is shaft-like and has ㄧ perforation 171, the major axis that secondary counterweight 170 is run through in system to, secondary counterweight 170 makes secondary counterweight 170 can not deviate from director strip 160 along director strip 160 length travels by the director strip 160 of perforation 171 sheathed correspondences.Present embodiment adopts the secondary counterweight 170 of two tubuloses, and it is sheathed on respectively two director strip 160, and second mate's counterweight 170 is respectively with respect to the both sides of secondary selector 180.In addition, the top of second mate's counterweight 170 has respectively a necking section 172, and namely with respect to other position of secondary counterweight 170, the diameter of necking section 172 is less.
It is worth mentioning that, the purpose that director strip 160 two ends of present embodiment all are fixedly arranged on support body 110 is, avoid secondary counterweight 170 to deviate from director strip 160 in the process of displacement, hereat director strip 160 also can be the cable wire that two ends all are fixedly arranged on support body 110, again or, though only an end is fixedly arranged on support body 110, but the other end has and prevents structure that secondary counterweight 170 is deviate from etc., as long as have member or the structure of guiding and spacing secondary counterweight 170 functions, the design spirit of the director strip 160 of neither disengaging present embodiment.
The secondary selector 180 of present embodiment is covered by a housing 181, in order to protect internal structure and dustproof ... Deng, this housing 181 has an opening 182, to limit secondary selector 180 lateral deflection amplitude and indicating positions.Following Fig. 5 and Fig. 6 will remove support body 110 and housing 181, in order to showing the internal relations of secondary selector 180 with other member.
Fig. 5 illustrates the schematic top plan view that the counter weight device of the weight training machine of Fig. 1 is removed support body and housing.Fig. 6 illustrates the schematic top plan view that the counter weight device of the weight training machine of Fig. 3 is removed support body and housing.Please be simultaneously with reference to Fig. 3 to Fig. 6, secondary selector 180 is hubbed on the elevating bracket 141 of lifting assembly 140, and secondary selector 180 has at least one junction surface 182 of respectively corresponding each secondary counterweight 170, secondary selector 180 is available for users to operation and at the predetermined angular range intrinsic deflection, makes junction surface 182 can engage or break away from the necking section 172 of corresponding secondary counterweight 170.It should be noted that, present embodiment only discloses the mode that mutually engages with junction surface 182 and necking section 172, in fact, allow secondary selector 180 have a variety of with the mode that secondary counterweight 170 is connected, as long as be to utilize secondary selector 180 rotations to come the relative configurations of auxiliary connection counterweight 170, neither disengaging present embodiment is wanted the design spirit of auxiliary connection selector 180 and secondary counterweight 170.
Specifically, lifting assembly 140 is driven by stay cord unit 101 and during the top offset, second mate's counterweight 170 is sheathed on all respectively two director strip 160; In other words, no matter whether secondary selector 180 fastens with second mate's counterweight 170, and two director strip 160 are deviate from the neither meeting of second mate's counterweight 170.When the secondary counterweight 170 of the non-selected use of user, second mate's counterweight 170 is statically placed in the bottom of two director strip 160, even if meet with to clash into or pushing and pressing, secondary counterweight 170 still can be limited in director strip 160, and it is scattered on the ground can not deviate from director strip 160; On the other hand, when the secondary counterweight 170 of user's choice for use, make secondary counterweight 170 along with lifting assembly 140 during synchronously to top offset, even if the secondary selector 180 of user's false touch, make secondary selector 180 rotations depart from original position, cause secondary counterweight 170 to drop without early warning, the secondary counterweight 170 of present embodiment can land downwards along director strip 160, does not cause and can not break away from director strip 160 consequence that injures the user by a crashing object.
On the other hand, case the 7th before the U.S., 708, the counter weight device of the weight training machine of No. 672 patents, the selector that its syllogic is controlled secondary counterweight has the function of the one-sided secondary counterweight of choice for use, in actual use, and due to the stressed inequality in both sides of the support bar (stem) of lifting assembly, after long-time and high-frequency use, easily occur as problems such as support bar or selector distortion, the wearing and tearing of weight training machine internal mechanism.Review the secondary selector 180 of counter weight device 100 of the weight training machine of present embodiment, choice for use is only arranged or do not use 170 two kinds of aspects of secondary counterweight; Meaning namely, compared to front case, counter weight device 100 being equal in weight due to second mate's counterweight 170 of present embodiment, and be located at symmetrically the both sides of secondary selector 180, therefore the stressed degree of secondary selector 180 both sides is identical, can significantly reduce the probability of counter weight device 100 internals consumes or distortion, and then promote the service life of counter weight device 100.
In addition, before the aforesaid U.S., case also has another problem, when the secondary counterweight of the non-selected use of user, the secondary counterweight of both sides can temporarily be placed in pedestal, based on the purpose of avoiding secondary counterweight to topple over, this pedestal must have certain height, can prevent that just secondary counterweight from deviating from pedestal.Yet for counter weight device generally speaking this pedestal with certain altitude, will be the waste in space; Meaning is the space of counter weight device bottom, except the pedestal of placing for secondary counterweight is set, can't carry out other effective utilization.Review 100 of the counter weight devices of weight training machine of present embodiment without aforementioned problem, no matter whether secondary counterweight 170 be selected and use, all be sheathed on director strip 160, hereat the counter weight device 100 of present embodiment can save support body 110 bottoms the space for other device, as set up main counterweight 130 etc.Further; the present embodiment bottom need not pre-set space be placed for secondary counterweight 170; but for the comfort level that promotes user's use and the consume speed that reduces board; present embodiment more comprises at least one cushion 190; its quantity is corresponding with secondary counterweight 170, is sheathed on the bottom of director strip 160, falls in order to absorb secondary counterweight 170 vibrations that collision support body 110 produces; protect simultaneously secondary counterweight 170 and support body 110, avoid both to cause damage because of the collision contact.
By above-mentioned embodiment as can be known, use the present technique aspect weight training machine counter weight device 100 with the scope of activities of secondary counterweight 170 be limited in director strip 160 axially on, can effectively avoid secondary selector 180 not during auxiliary connection counterweight 170, or lifting assembly 140 drive secondary counterweight 170 displacements during, because user's collision, the secondary selector 180 of false touch or secondary selector 180 get loose, cause secondary counterweight 170 original track of being scattered or falling, and then cause the injured situation of user.Moreover the counter weight device 100 of the weight training machine of present technique aspect makes the both sides average force of secondary selector 180 after design, use the service life that extends board.In addition, the counter weight device 100 of the weight training machine of present technique aspect can be saved the bottom space of support body 110 for other device, significantly the degree of room for promotion utilization.
Claims (5)
1. the counter weight device of a weight training machine, this weight training machine have the moving cell for user's operation, and a stay cord unit that is subjected to that this moving cell drives, and this counter weight device comprises:
One support body;
At least one main guidance part is located at this support body, is vertical straight shape and extends;
Some main counterweights coincide each other, and respectively this main counterweight has at least one fitting portion, and this fitting portion is longitudinal extension and chimeric with this main guidance part respectively;
One lifting assembly is connected with this stay cord unit, in order to drive those main counterweights along this main guidance part to top offset;
One master selector for this user's operation, is connected with this lifting assembly in order to this main counterweight that will select;
At least one director strip is located at this support body, respectively is vertical straight shape extension and parallel with this main guidance part;
At least one secondary counterweight, its quantity is corresponding with this director strip, respectively should be shaft-like and have a perforation by the pair counterweight, the major axis that runs through this pair counterweight to, this pair counterweight makes this pair counterweight along this director strip length travel and is limited in this director strip by this director strip of the sheathed correspondence of this perforation;
One secondary selector is hubbed at this lifting assembly, has respectively corresponding at least one junction surface that respectively should the pair counterweight, and this pair selector can for this user's operation and at the predetermined angular range intrinsic deflection, make this junction surface can engage or break away from this pair counterweight of correspondence.
2. the counter weight device of weight training machine as claimed in claim 1, wherein this director strip is a guide rod.
3. the counter weight device of weight training machine as claimed in claim 1, wherein this director strip is a cable wire.
4. the counter weight device of weight training machine as claimed in claim 1, quantity that wherein should the pair counterweight is two, being equal in weight of this second mate's counterweight, and be symmetrically set in the both sides of this pair selector, deflection should can engage or break away from this second mate's counterweight by the pair selector simultaneously.
5. the counter weight device of weight training machine as claimed in claim 1 more comprises:
At least one cushion, its quantity is corresponding with this pair counterweight, and respectively this cushion is sheathed on the bottom of this corresponding director strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220519133 CN202920885U (en) | 2012-10-11 | 2012-10-11 | Counterweight device of weight training machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220519133 CN202920885U (en) | 2012-10-11 | 2012-10-11 | Counterweight device of weight training machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202920885U true CN202920885U (en) | 2013-05-08 |
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ID=48210878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220519133 Expired - Fee Related CN202920885U (en) | 2012-10-11 | 2012-10-11 | Counterweight device of weight training machine |
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| Country | Link |
|---|---|
| CN (1) | CN202920885U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110652688A (en) * | 2019-04-29 | 2020-01-07 | 施云超 | Body-building apparatus counter weight device |
-
2012
- 2012-10-11 CN CN 201220519133 patent/CN202920885U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110652688A (en) * | 2019-04-29 | 2020-01-07 | 施云超 | Body-building apparatus counter weight device |
| CN110652688B (en) * | 2019-04-29 | 2021-04-16 | 日照润力体育健身器材有限公司 | Body-building apparatus counter weight device |
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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: 20130508 Termination date: 20171011 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |