CN208003344U - Rack-and-pinion counterweight adjusting device - Google Patents
Rack-and-pinion counterweight adjusting device Download PDFInfo
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- CN208003344U CN208003344U CN201820290479.0U CN201820290479U CN208003344U CN 208003344 U CN208003344 U CN 208003344U CN 201820290479 U CN201820290479 U CN 201820290479U CN 208003344 U CN208003344 U CN 208003344U
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- swing arm
- rack
- connecting plate
- pinion
- adjusting device
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Abstract
The utility model is related to a kind of rack-and-pinion counterweight adjusting devices, it includes the pilum with hinge part, and one end is articulated with the swing arm on articulated section, and in being configured with the rack arranged along its length in swing arm, and it is equipped with sliding slot in an at least side end face for swing arm, it further include the counterweight part that sliding is set in swing arm, and to counterweight part in the positioning and locking portion positioned in swing arm, positioning and locking portion is set between connecting plate and swing arm, and it is set to the positioning column on connecting plate with sliding, and the tooth form end that positioning column is configured to be meshed with rack close to one end of swing arm, it is driven down in external force, connecting plate is positioned in swing arm because constituting with the due to of coordinating of engaging of rack by tooth form end.This rack-and-pinion counterweight adjusting device can make body builder adjust counterweight part in the adjusting of position in swing arm according to self-demand, and the counterweight part after adjusting can be positioned by positioning and locking portion, so as to ensure that counterweight part will not slide in body-building, and ensure the safety of body-building.
Description
Technical field
The utility model is related to sports equipment technical field, more particularly to a kind of rack-and-pinion counterweight adjusting device.
Background technology
Increasing with operating pressure, body-building has become the key activities that people adjust pressure, is adapted to people
This real need, various gymnasiums indoor and outdoor are come into being.People can utilize difference in gymnasium
Fitness equipment obtain different body-building effects, but some does not have adjustable counter balance facility in each gymnasium at present, and some is i.e.
Make equipped with adjustable counter balance facility, it is low that there is also safeties, adjusts cumbersome, the drawbacks such as regulating effect difference.
Utility model content
In view of this, the utility model is directed to a kind of rack-and-pinion counterweight regulating effect, it is in the prior art to overcome
Deficiency, and there is preferable using effect.
In order to achieve the above objectives, the technical solution of the utility model is realized in：
A kind of rack-and-pinion counterweight adjusting device, including：
Pilum is equipped with articulated section in the pilum；
Swing arm, one end are articulated on the articulated section, in being configured with the rack arranged along its length in the swing arm,
And in being provided with sliding slot on an at least side end face for the swing arm；
Counterweight part, sliding are set in the swing arm, and the counterweight part includes sliding on the sliding slot via connecting shaft guiding
On clump weight, and sliding is placed in connecting plate in the swing arm, and the connecting plate is connected with the clump weight and has
The blocking that the clump weight is radially detached from along the swing arm；
Positioning and locking portion is set between the connecting plate and the swing arm, and is set on the connecting plate with sliding
Positioning column, and the tooth form end that the positioning column is configured to be meshed with the rack close to one end of the swing arm, in external force
It drives down, the connecting plate is positioned in the swing arm because constituting with the due to of coordinating of engaging of the rack by the tooth form end.
Further, the clump weight is set on two of the swing arm two opposite sides, and the sliding slot is corresponding to described
Two of swing arm setting.
Further, the positioning and locking portion includes being set between the connecting plate and the positioning column, with to described fixed
Position column applies the elastic component of elastic force in the swing arm side, further includes being set to the positioning column carrying far from described swing arm one end
Hand.
Further, the elastic component is the spring being sheathed on the positioning column.
Further, in being fixed with the sleeve for accommodating the spring on the connecting plate, in the sleeve far from the company
One end of fishplate bar, which is bolted with, to be installed in the anticreep column on the spring.
Further, relative to the connecting plate, it is fixed with supporting rod in the other side of the swing arm, and in the support
Bar is equipped with handle.
Further, the supporting rod includes being fixed on together two supports in angle arrangement and one end to divide bar, two
The support divides the free end of bar to be respectively fixedly connected in the both ends of the swing arm.
Further, bearing in the sliding slot is placed in being set with sliding in the connecting shaft.
Further, the baffle for stopping that the connecting shaft is deviate from out of described sliding slot is equipped in the both ends of the swing arm.
Compared with the existing technology, the utility model has the advantage that：
(1) rack-and-pinion counterweight adjusting device described in the utility model can make body builder adjust tooth form according to self-demand
It holds and realizes adjusting of the counterweight part in position in swing arm in the position on rack, and can be to matching after adjusting by positioning and locking portion
Weight portion is positioned, and so as to ensure that counterweight part will not slide during body-building, and ensures the safety of body-building.
(2) sliding slot is arranged two, and the stability that clump weight is slided along swing arm can be improved.
(3) elastic component uses spring, simple in structure, implements convenient for design.
(4) setting anticreep column can be convenient for spring to apply elastic force to positioning column, while also adjustable springs apply positioning column
The size of the elastic force added.
(5) supporting rod is set, convenient for placing storage this gear type counterweight adjusting device.
(6) bearing is set, connecting shaft can be improved in the ride comfort slided in sliding slot.
Description of the drawings
The attached drawing for constituting the part of the utility model is used to provide a further understanding of the present invention, this practicality is new
The illustrative embodiments and their description of type are not constituted improper limits to the present invention for explaining the utility model.
In attached drawing：
Fig. 1 is the structural schematic diagram of the rack-and-pinion counterweight adjusting device described in the utility model embodiment；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the sectional view of line A-A in Fig. 2；
Fig. 4 is the enlarged drawing of the parts I in Fig. 3；
Fig. 5 is the mesh schematic representation at the positioning column tooth form end and rack described in the utility model embodiment；
Reference sign：
1- pilums, 2- linking arms, 3- articulated shafts, 4- tablettings, 5- beam barrels, 6- swing arms, 7- racks, 8- clump weights, 9- operations
Portion, 10- handles, 11- sleeves, 12- connecting plates, 13 sliding slots, 14- baffles, 15- supporting rods, 151-, which is supported, divides bar, 16- handles,
17- connecting shafts, 18- bearings, 19- anticreep columns, 20- positioning columns, 201- tooth forms end, 202- bulge loops, 21- springs.
Specific implementation mode
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
The utility model is related to a kind of rack-and-pinion counterweight adjusting devices comprising the pilum with hinge part and one end
The swing arm being articulated on articulated section, and in being configured with the rack arranged along its length in swing arm, and at least the one of swing arm
Side end face is equipped with sliding slot.This rack-and-pinion counterweight adjusting device further includes the counterweight part that sliding is set in swing arm, and to counterweight
Portion is in the positioning and locking portion positioned in swing arm, wherein counterweight part includes sliding on matching on sliding slot via connecting shaft guiding
Pouring weight, and sliding are placed in the connecting plate in swing arm, and connecting plate is connected with clump weight and has to clump weight along swing arm diameter
To the blocking of disengaging.Positioning and locking portion is set between connecting plate and swing arm, and is set to the positioning column on connecting plate with sliding, and
The tooth form end that positioning column is configured to be meshed with rack close to one end of swing arm, drives down in external force, tooth form end because constitute with
The engagement of rack coordinates and connecting plate is positioned in swing arm.
This rack-and-pinion counterweight adjusting device can make body builder adjust tooth form end in the engagement position on rack according to self-demand
It sets and realizes adjusting of the counterweight part in position in swing arm, and the counterweight part after adjusting can be positioned by positioning and locking portion,
So as to ensure that counterweight part will not slide during body-building, and ensure the safety of body-building, and simple in structure, operation side
Just.
Based on design philosophy as above, a kind of example arrangement such as Fig. 1 of the rack-and-pinion counterweight adjusting device of the present embodiment
Shown in Fig. 3, pilum 1 is specially the column construction of rectangle, is sent out with pilum 1 when to prevent swing arm 6 from hingedly being rotated around articulated section
Raw interference, in be fixed on pilum 1 with pilum 1 be in angle arrangement linking arm 2, and to improve using effect, which is
Two set on 1 two opposite sides of pilum, articulated section above-mentioned is specially the hinge hole set on 2 free end of linking arm.In conjunction with
Shown in Fig. 1, the swing arm 6 in the present embodiment is square for cross section or the tubular structure of rectangle, and for ease of being carried out with hinge hole
It is hinged, it is fixed with beam barrel 5 in one end of swing arm 6, and the axis hole of arrangement corresponding with hinge hole is configured with along the center line of beam barrel 5, and
In being equipped with articulated shaft 3 in hinge hole and axis hole, and it is configured with external screw thread in the traversing through end of articulated shaft 3, in being spirally connected on external screw thread
There is the tabletting 4 abutted against with one linking arm 2, thus constitutes being connected between swing arm 6 and linking arm 2.
Shown in Fig. 1 states, rack 7 above-mentioned is configured in the top of swing arm 6, and is arranged along the center line of swing arm 6, and tooth
The width of item 7 is much smaller than the width of swing arm 6.As shown in Figure 3, the sliding slot 13 in the present embodiment is in specifically " C " shape structure, and is
Counterweight part is improved in the stability slided in swing arm 6, sliding slot 13 is also further to be respectively formed in the two of 6 two opposite sides of swing arm
It is a, in addition, to improve connecting shaft 17 in the ride comfort slided in sliding slot 13, it is equipped with bearing 18 in sliding in sliding slot 13, is connected
The end of axis 17 is plugged in inside bearing 18.Bearing 18 is deviate from out of sliding slot 13 in order to prevent, in the present embodiment, in conjunction with Fig. 1
It is shown, baffle 14 is respectively fixedly connected in two opposite ends of swing arm 6, and the baffle 14 can constitute with bearing 18 and keep out cooperation, to
With the blocking being detached from the sliding slot 13 to bearing 18.It should be noted that the present embodiment can also be not provided with bearing 18, and will be even
Spindle 17 is directly slided also may be used in sliding slot 13.
As shown in Figure 3, connecting plate 12 above-mentioned is in specifically inverted "u"-shaped, and two in connecting plate 12 are opposite
Side is fixed with the installation axle of evagination, and connecting shaft 17 above-mentioned is then fixed on relative to installation axle on two medial surfaces of connecting plate 12.
And sliding effect is influenced to avoid connecting plate 12 and swing arm 6 from rubbing, in the present embodiment, between being also in by connecting plate 12 and swing arm 6
Gap is arranged.In addition, to improve counterweight regulating effect, the clump weight 8 in the present embodiment is two of setting corresponding with sliding slot 13,
And it is set in above-mentioned installation axle.And to avoid clump weight 8 from being detached from installation axle, there is fixation in pressed on the end face of clump weight 8
Piece, the fixinig plate are fixed via the bolt for being bolted in installation axle free end.So set, clump weight 8 and 12 structure of connecting plate can be made
At being connected, so that two clump weights 8 are folded in 6 both sides of swing arm, and then clump weight 8 can be prevented along the radial disengaging of swing arm 6.
In conjunction with shown in Fig. 3 and Fig. 4, positioning and locking portion in the present embodiment include set on connecting plate 12 and positioning column 20 it
Between, with to positioning column 20 in 6 side of swing arm apply elastic force elastic component, further include be set to positioning column 20 far from 6 one end of swing arm
Handle 10.To improve the effect that engages of positioning column 20 and rack 7, as shown in Figure 5, in 201 structure of tooth form end of positioning column 20
The tooth form that can be engaged with rack 7 there are two making in addition to two tooth forms are arranged, may also set up one certainly.In the present embodiment, bullet
Property part specifically use spring 21, and for ease of the arrangement of spring 21, spring 21 is set on positioning column 20, and is leaned in positioning column 20
It is configured at nearly tooth form end 201 radially along the bulge loop 202 stretched, and the bulge loop 202 constitutes to abut and match with one end of spring 21
It closes.And in order to enable spring 21 has to the thrusting action of bulge loop 202, so that tooth form end 201 constitutes with rack 7 and engages cooperation,
In be fixed on connecting plate 12 receiving spring 21 sleeve 11, and in the one end of sleeve 11 far from connecting plate 12 be bolted with install in
The anticreep column 19 of 21 other end of spring.
The structure of the anticreep column 19 of the present embodiment as shown in figure 4, it is in integrally " T " ' font structure, including with 11 spiral shell of sleeve
The stud connect, and it is fixed on the boss at the top of stud, and be configured with positioning column 20 in the perforation of the middle part of boss and stud and pass through
Perforation.By the way that anticreep column 19 is arranged, it on the one hand can avoid spring 21 and deviate from sleeve 11, it on the other hand can be by adjusting anticreep column
19 in the depth that is spirally connected in sleeve 11, and realizes the elastic jacking force applied in bulge loop 202 namely tooth form end 201 to spring 21
It adjusts, after thus can avoid long-time use, engaging between tooth form end 201 and rack 7 is reduced due to elastic jacking force becomes smaller
It is unstable in being positioned in swing arm 6 in turn result in clump weight 8 for effect.
In addition, being slided along swing arm 6 for ease of driving clump weight 8, operation portion 9 is also fixed on connecting plate 12, the operation
Portion 9 includes two connected risers vertical with connecting plate 12, and the transverse slat set on riser free end, wherein riser, which takes the shape of the letter U, to be set
It sets, to constitute U-shaped groove structure, and makes the both ends of handle 10 described above in the U-lag, so as to handle 10
Raising and lowering have slide-and-guide effect.To further increase using effect, relative to connecting plate 12, in the another of swing arm 6
One side end face is equipped with supporting rod 15, and handle 16 is equipped on supporting rod 15.By the way that supporting rod 15 is arranged, on the one hand can be improved
On the other hand the structural strength of swing arm 6 can also be convenient for swing arm 6 that can be formed when not in use with ground and support, and convenient for placing
Storage, setting handle 16 can then be convenient for lifting swing arm 6.Specifically, supporting rod 15 includes being fixed in angle arrangement and one end
Two supports together divide bar 151, two supports that the free end of bar 151 is divided to be respectively fixedly connected in the both ends of swing arm 6, above-mentioned handle
16 are set to two and support the junction for dividing bar 151.
When in use, body builder can lift handle 10 according to self-demand and release and position this rack-and-pinion counterweight adjusting device
The tooth form end 201 of column 20 and engaging for rack 7, and operation portion 9 is pushed and pulled so that clump weight 8 is after swing arm 6 slides into suitable position
Handle 10 is unclamped, the tooth form end 201 of positioning column 20 is made to be engaged again with rack 7 under the driving of spring 21, you can completes counterweight
Block 8 is in the repositioning in swing arm 6.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (9)
1. a kind of rack-and-pinion counterweight adjusting device, it is characterised in that including：
Pilum (1) is equipped with articulated section in the pilum (1)；
Swing arm (6), one end are articulated on the articulated section, in being configured with the tooth arranged along its length in the swing arm (6)
Item (7), and in being provided with sliding slot (13) on an at least side end face for the swing arm (6)；
Counterweight part, sliding are set in the swing arm (6), and the counterweight part includes sliding on the cunning via connecting shaft (17) guiding
Clump weight (8) on slot (13), and sliding are placed in connecting plate (12) in the swing arm (6), the connecting plate (12) with
The clump weight (8) is connected and has the blocking being radially detached from along the swing arm (6) to the clump weight (8)；
Positioning and locking portion is set between the connecting plate (12) and the swing arm (6), and is set to the connecting plate with sliding
(12) positioning column (20) on, and the positioning column (20) is configured to and the rack (7) close to one end of the swing arm (6)
The tooth form end (201) being meshed, drives down in external force, and the tooth form end (201) engages cooperation because constituting with the rack (7)
And the connecting plate (12) is positioned in the swing arm (6).
2. rack-and-pinion counterweight adjusting device according to claim 1, it is characterised in that：The clump weight (8) is set on institute
State swing arm (6) two opposite sides two, the sliding slot (13) are two be arranged corresponding to the swing arm (6).
3. rack-and-pinion counterweight adjusting device according to claim 1, it is characterised in that：The positioning and locking portion includes being set to
Between the connecting plate (12) and the positioning column (20), to apply bullet in the swing arm (6) side to the positioning column (20)
Property power elastic component, further include be set to the positioning column (20) far from the swing arm (6) one end handle (10).
4. rack-and-pinion counterweight adjusting device according to claim 3, it is characterised in that：The elastic component is described to be sheathed on
Spring (21) on positioning column (20).
5. rack-and-pinion counterweight adjusting device according to claim 4, it is characterised in that：In connected on the connecting plate (12)
There is the sleeve (11) for accommodating the spring (21), is bolted with and installs in the one end of the sleeve (11) far from the connecting plate (12)
In the anticreep column (19) on the spring (21).
6. rack-and-pinion counterweight adjusting device according to claim 1, it is characterised in that：Relative to the connecting plate (12),
It is fixed with supporting rod (15) in the other side of the swing arm (6), and handle (16) is equipped in the supporting rod (15).
7. rack-and-pinion counterweight adjusting device according to claim 6, it is characterised in that：The supporting rod (15) includes in folder
Angle is arranged and one end is fixed on two supports together and bar (151), two described support is divided to divide the free end of bar (151) solid respectively
It is connected in the both ends of the swing arm (6).
8. rack-and-pinion counterweight adjusting device according to claim 1, it is characterised in that：It is set in the connecting shaft (17)
There is the bearing (18) that sliding is placed in the sliding slot (13).
9. rack-and-pinion counterweight adjusting device according to claim 1, it is characterised in that：Both ends in the swing arm (6)
Equipped with the baffle (14) for stopping that the connecting shaft (17) is deviate from out of the sliding slot (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820290479.0U CN208003344U (en) | 2018-03-01 | 2018-03-01 | Rack-and-pinion counterweight adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820290479.0U CN208003344U (en) | 2018-03-01 | 2018-03-01 | Rack-and-pinion counterweight adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208003344U true CN208003344U (en) | 2018-10-26 |
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ID=63887957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820290479.0U Active CN208003344U (en) | 2018-03-01 | 2018-03-01 | Rack-and-pinion counterweight adjusting device |
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| Country | Link |
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| CN (1) | CN208003344U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110960844A (en) * | 2020-01-02 | 2020-04-07 | 江苏杰威体育设施有限公司 | Formula dorsal muscles rowing training ware is adjusted to counter weight |
| CN112494913A (en) * | 2020-12-14 | 2021-03-16 | 衢州学院 | Swing arm training assistor for tennis training |
| CN115003391A (en) * | 2019-12-03 | 2022-09-02 | 因迪奥达科斯塔特许有限公司 | Fitness apparatus, weight adjustment device, method for adjusting weight on fitness apparatus, and weight adjustment ring |
| WO2023224589A1 (en) * | 2022-05-17 | 2023-11-23 | Koçakpark Kent Eki̇pmanlari Sanayi̇ Ve Ti̇caret Li̇mi̇ted Şi̇rketi̇ | A weight mechanism developed for sports equipment with a leverage chassis connected to the main chassis |
-
2018
- 2018-03-01 CN CN201820290479.0U patent/CN208003344U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115003391A (en) * | 2019-12-03 | 2022-09-02 | 因迪奥达科斯塔特许有限公司 | Fitness apparatus, weight adjustment device, method for adjusting weight on fitness apparatus, and weight adjustment ring |
| CN110960844A (en) * | 2020-01-02 | 2020-04-07 | 江苏杰威体育设施有限公司 | Formula dorsal muscles rowing training ware is adjusted to counter weight |
| CN112494913A (en) * | 2020-12-14 | 2021-03-16 | 衢州学院 | Swing arm training assistor for tennis training |
| CN112494913B (en) * | 2020-12-14 | 2022-02-01 | 衢州学院 | Swing arm training assistor for tennis training |
| WO2023224589A1 (en) * | 2022-05-17 | 2023-11-23 | Koçakpark Kent Eki̇pmanlari Sanayi̇ Ve Ti̇caret Li̇mi̇ted Şi̇rketi̇ | A weight mechanism developed for sports equipment with a leverage chassis connected to the main chassis |
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