CN207237167U - A kind of sit-ups chair - Google Patents
A kind of sit-ups chair Download PDFInfo
- Publication number
- CN207237167U CN207237167U CN201720656987.1U CN201720656987U CN207237167U CN 207237167 U CN207237167 U CN 207237167U CN 201720656987 U CN201720656987 U CN 201720656987U CN 207237167 U CN207237167 U CN 207237167U
- Authority
- CN
- China
- Prior art keywords
- support bar
- back support
- strut
- mobile jib
- sit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Orthopedics, Nursing, And Contraception (AREA)
- Rehabilitation Tools (AREA)
Abstract
The utility model belongs to fitness equipment manufacturing technology field, and in particular to a kind of sit-ups chair, has the characteristics that simple and reasonable, small, space hold is small.The utility model mainly includes mobile jib, the cushion being arranged on mobile jib, two struts being connected on mobile jib, the chair back component being arranged on strut, two struts form cavity after being arranged in parallel between two struts, institute's cushion is arranged on the end of mobile jib and is inserted into the cavity, the front end of the mobile jib connects front leg strut by front and rear adjusting rod, the chair back component includes back support bar, the back cushion being arranged in back support bar, back support bar is inserted into the cavity that two struts are formed, the one end for having a connecting piece is fixed on strut, the other end of connection sheet is arranged in back support bar by screw rod, back support bar can surround the front and rear rotation of screw rod, resetting spring is equipped between back support bar and strut.
Description
Technical field
The utility model belongs to fitness equipment manufacturing technology field, and in particular to a kind of sit-ups chair.
Background technology
Common strong abdomen method, similar sit-ups, are typically directly forged by waist and belly strength in itself
Refining, this mode quite consumes one's strength, and allows people to be difficult to adhere to.Therefore, when there is to subtract abdomen and similar to the body-building of chair
It is deep to be favored by consumers in general after equipment occurs.Chinese patent literature CN203342286 discloses a kind of new Stomach building device,
It is as belly fitness and body building exercises equipment, and structure is relatively complicated, and volume is big, and occupied space is big, as Household fitness equipment not
It is too suitable.Therefore, it is considered as desirable by the inventor to this structure of apparatus for abdomen exercise is improved.
The content of the invention
The utility model mainly for the deficiencies in the prior art, there is provided a kind of simple and reasonable, small lies on the back
Play seat.
The above-mentioned technical problem of the utility model is carried out by the following technical programs：
A kind of sit-ups chair, including mobile jib, the cushion being arranged on mobile jib, two struts being connected on mobile jib, if
The chair back component on strut is put, described two struts form cavity, the seat after being arranged in parallel between two struts
Pad is arranged on the end of mobile jib and is inserted into the cavity, and the front end of the mobile jib connects preceding branch by front and rear adjusting rod
Leg, the chair back component include back support bar, the back cushion being arranged in back support bar, and the back support bar is inserted into two branch rods
Into cavity in, the one end for having a connecting piece is fixed on strut, and the other end of connection sheet is arranged on backrest by screw rod
On bar, back support bar can surround the front and rear rotation of screw rod, and resetting spring, described resetting spring one end are equipped between back support bar and strut
The tail end of back support bar is fixed on, the other end of resetting spring is fixed on strut.Pass through the setting of screw rod so that back support bar can
Rotated before and after screw rod, plus resetting spring drag effect so as to fulfill forward lean and backward wing.
Preferably, the connection sheet is equipped with several location holes, positioning lock rationed marketing sequentially passes through location hole and leans on
Carry on the back the through hole on bar.The setting of location hole and positioning lock rationed marketing is to adjust exercise intensity.
Preferably, the top of the back support bar is equipped with up and down adjustment bar, the up and down adjustment rod set is located at backrest
In bar, up and down adjustment bar realizes above-below direction telescopic adjustment by the adjusting screw being arranged in back support bar.
Preferably, the top of the up and down adjustment bar is equipped with headrest.
Preferably, the tail end of the strut is equipped with the rear foot.
Preferably, described front and rear adjusting rod one end is set in mobile jib, the other end is fixed on front leg strut, preceding
Adjusting rod realizes anteroposterior direction telescopic adjustment by the adjusting screw being arranged on mobile jib afterwards.
Preferably, the bottom of the front leg strut is equipped with front foot.
Preferably, the front foot is equipped with elastic drag rope.
Preferably, the front leg strut is equipped with sole wheel.
In conclusion the utility model compared with prior art, has advantageous effect in that：The letter of the utility model structure
It is single reasonable, it is small, occupy little space.Put down and be sitting on cushion by user, leaned on backward to back cushion in itself by user
Apply active force, the resistance for driving spring to be applied, makees reciprocal shaft core movement so as to achieve the purpose that to take exercises.Pass through adjusting
The telescopic adjustment of up and down adjustment bar and front and rear adjusting rod is realized in the adjusting of screw, to meet that the user of different heights reaches suitable
Distance and height.Collocation elastic drag rope can realize the exercise of other body parts, make function more comprehensive.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Figure label is：1st, mobile jib, 2, cushion, 3, strut, 4, front leg strut, 5, back support bar, 6, back cushion, 7, connection sheet,
8th, resetting spring, 9, location hole, 10, positioning lock rationed marketing, 11, front and rear adjusting rod, 12, up and down adjustment bar, 13, adjusting screw, 14,
Headrest, 15, the rear foot, 16, front foot, 17, elastic drag rope, 18, sole wheel, 19, screw rod.
Embodiment
Below by embodiment, with reference to attached drawing, the technical solutions of the present invention will be further described：
Embodiment：As shown in Figure 1, a kind of sit-ups chair, including mobile jib 1, the cushion 2 being arranged on mobile jib, is connected to
Two struts 3 on mobile jib, the chair back component being arranged on strut, described two struts be arranged in parallel after two struts it
Between form cavity, the cushion is arranged on the end of mobile jib and is inserted into the cavity, and the front end of the mobile jib passes through
Front and rear adjusting rod 11 connects front leg strut 4, and front leg strut is equipped with sole wheel 18, and described front and rear adjusting rod one end is set in mobile jib
Interior, the other end is fixed on front leg strut, and front and rear adjusting rod realizes anteroposterior direction by the adjusting screw being arranged on mobile jib
Telescopic adjustment.The chair back component includes back support bar 5, the back cushion 6 being arranged in back support bar, back support bar insertion two
In the cavity that root strut is formed, the one end for having a connecting piece 7 is fixed on strut, and the other end of connection sheet passes through screw rod 19
It is arranged in back support bar, back support bar can surround the front and rear rotation of screw rod.The connection sheet is equipped with several location holes 9, positioning
Stop pin 10 is sequentially passed through after the through hole on location hole and back support bar to adjust training strength, is equipped between back support bar and strut multiple
Position spring 8, described resetting spring one end are fixed on the tail end of back support bar, and the other end of resetting spring is fixed on strut.
The top of above-mentioned back support bar is equipped with up and down adjustment bar 12, and the up and down adjustment rod set is located in back support bar, on
Lower dolly bar realizes above-below direction telescopic adjustment by the adjusting screw 13 being arranged in back support bar.
The top of above-mentioned up and down adjustment bar is equipped with headrest 14.
The tail end of above-mentioned strut is equipped with the rear foot 15, and the bottom of above-mentioned front leg strut is equipped with front foot 16.
Above-mentioned front foot is equipped with elastic drag rope 17.
When in use, user, which puts down, is sitting on cushion, and foot is placed on sole wheel, then leans on afterwards and back cushion application is acted on
Power, the resistance for driving spring to be applied, makees reciprocal shaft core movement so as to achieve the purpose that to take exercises.According to different users' body
Body proportion requirement adjusts the distance and height of up and down adjustment bar and front and rear adjusting rod, to find the position of the most comfortable.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (9)
1. a kind of sit-ups chair, including mobile jib (1), the cushion (2) being arranged on mobile jib, two struts being connected on mobile jib
(3), the chair back component being arranged on strut, it is characterised in that two struts be arranged in parallel after between two struts
Cavity is formed, the cushion is arranged on the end of mobile jib and is inserted into the cavity, and the front end of the mobile jib passes through preceding
Adjusting rod (11) connection front leg strut (4), the chair back component include back support bar (5), the back cushion being arranged in back support bar afterwards
(6), the back support bar is inserted into the cavity that two struts are formed, and the one end for having a connecting piece (7) is fixed at strut
On, the other end of connection sheet is arranged in back support bar by screw rod (19), and resetting spring (8) is equipped between back support bar and strut,
Described resetting spring one end is fixed on the tail end of back support bar, and the other end of resetting spring is fixed on strut.
2. a kind of sit-ups chair according to claim 1, it is characterised in that the connection sheet is fixed equipped with several
Position hole (9), positioning lock rationed marketing (10) sequentially pass through the through hole on location hole and back support bar.
3. a kind of sit-ups chair according to claim 1 or 2, it is characterised in that the top of the back support bar is equipped with
Up and down adjustment bar (12), the up and down adjustment rod set are located in back support bar, and up and down adjustment bar is by being arranged in back support bar
Adjusting screw (13) realizes above-below direction telescopic adjustment.
4. a kind of sit-ups chair according to claim 3, it is characterised in that the top of the up and down adjustment bar is equipped with
Rest the head on (14).
5. a kind of sit-ups chair according to claim 1, it is characterised in that the tail end of the strut is equipped with the rear foot
(15)。
6. a kind of sit-ups chair according to claim 1, it is characterised in that described front and rear adjusting rod one end is set in
In mobile jib, the other end is fixed on front leg strut, before and after front and rear adjusting rod is realized by the adjusting screw being arranged on mobile jib
Direction telescopic adjustment.
7. a kind of sit-ups chair according to claim 1 or 6, it is characterised in that the bottom of the front leg strut is equipped with
Front foot (16).
8. a kind of sit-ups chair according to claim 7, it is characterised in that the front foot is equipped with elastic drag rope
(17)。
9. a kind of sit-ups chair according to claim 7, it is characterised in that sole wheel is provided with the front leg strut
(18)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720656987.1U CN207237167U (en) | 2017-06-07 | 2017-06-07 | A kind of sit-ups chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720656987.1U CN207237167U (en) | 2017-06-07 | 2017-06-07 | A kind of sit-ups chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207237167U true CN207237167U (en) | 2018-04-17 |
Family
ID=61876625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720656987.1U Expired - Fee Related CN207237167U (en) | 2017-06-07 | 2017-06-07 | A kind of sit-ups chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207237167U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111973944A (en) * | 2020-07-14 | 2020-11-24 | 三明学院 | Leg muscle training apparatus |
-
2017
- 2017-06-07 CN CN201720656987.1U patent/CN207237167U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111973944A (en) * | 2020-07-14 | 2020-11-24 | 三明学院 | Leg muscle training apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180417 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |