CN210331501U - Latex elastomer length adjustment locking device - Google Patents
Latex elastomer length adjustment locking device Download PDFInfo
- Publication number
- CN210331501U CN210331501U CN201920706309.0U CN201920706309U CN210331501U CN 210331501 U CN210331501 U CN 210331501U CN 201920706309 U CN201920706309 U CN 201920706309U CN 210331501 U CN210331501 U CN 210331501U
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- China
- Prior art keywords
- pawl
- latex
- length adjustment
- locking device
- latex elastomer
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- 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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- 229920000126 latex Polymers 0.000 title claims abstract description 71
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 239000004816 latex Substances 0.000 claims description 30
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000002457 bidirectional effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model relates to the technical field of sports equipment, in particular to a latex elastomer length adjusting and locking device, which comprises a shell, a length adjusting mechanism and a locking mechanism; the length adjusting mechanism comprises a main adjusting component and a secondary adjusting component which are symmetrically arranged; the main adjusting assembly comprises a driving gear, a main cam axially and eccentrically connected with the driving gear, and a driving shaft connected with a central shaft of the driving gear; the secondary adjusting component comprises a driven gear, a secondary cam axially and eccentrically connected with the driven gear, and a supporting shaft connected with a central shaft of the driven gear. The device adjusts the length through bidirectional rotation, is simple and convenient to operate, and saves time and labor; and the locking mechanism prevents the driving gear from rotating after the length adjustment is finished, and the locking of the main cam is guaranteed not to rotate, so that the latex elastomer is firmly fixed, and the influence on normal use is avoided.
Description
Technical Field
The utility model relates to a sport equipment technical field specifically is a latex elastomer length adjustment locking device.
Background
With the continuous improvement of living standard of people, the pursuit of body health is increased to a new height, the body resistance is improved through exercise, and the number of people keeping the body shape is increased year by year. Except common simple motion, it is the selection of most people to take exercise with the help of body-building apparatus, and present body-building apparatus is the heavy burden type training mostly, uses the iron plate counter weight to increase the counter weight, occupies metal material, and the manufacturing process consumes the energy.
At present neotype simple and easy exerciser uses latex tube or latex of being rich in elasticity to bring and replaces the metal counter weight extensively, but its length in latex tube or the latex area of current structure is unable regulation, and body-building fan need prepare the latex tube or the latex area of many different lengths just can change the regulation, and is very troublesome.
The application number is CN 03219901.5's patent, discloses a pulling force fitness equipment, including handle and latex tube, be equipped with the perforation on the handle, latex tube passes through the perforation, and the embedding has the ball in passing the end hole of fenestrate latex tube, and the diameter of ball is greater than latex tube's hole diameter, and fixes latex tube card to through inwards or outwards pass the length of adjusting latex tube with the ball. The tension body builder with the structure has the following defects that firstly, the latex tube can only be used in cooperation with the grip, the grip cannot be replaced by other auxiliary parts, and the applicability is low; secondly, the length adjustment operation is complex, time-consuming and labor-consuming; thirdly, the firmness is poor after the length adjustment.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the problem that prior art exists, a latex elastomer length adjustment locking device is proposed.
The utility model provides a technical scheme that its technical problem adopted is: a latex elastomer length adjustment locking device comprises a shell, a length adjustment mechanism and a locking mechanism;
the length adjusting mechanism comprises a main adjusting component and a secondary adjusting component which are symmetrically arranged;
the main adjusting assembly comprises a driving gear, a main cam axially and eccentrically connected with the driving gear, and a driving shaft connected with a central shaft of the driving gear;
the secondary adjusting assembly comprises a driven gear, a secondary cam axially and eccentrically connected with the driven gear, and a support shaft connected with a central shaft of the driven gear;
the driving gear is meshed with the driven gear, and a gap allowing the free end of the latex elastomer to pass through is formed between the main cam and the secondary cam;
the length adjusting mechanism also comprises a knob connected with the driving shaft;
the locking mechanism comprises a plurality of tooth grooves arranged on the peripheral side of the knob, a pawl body clamped with the tooth grooves, and a mounting shell for accommodating the pawl body, and the pawl body is connected with the mounting shell through a vertically arranged spring;
the shell is provided with an inner cavity for accommodating the length adjusting mechanism, a latex elastomer inlet communicated with the inner cavity, and a latex elastomer outlet communicated with the inner cavity.
Preferably, the pawl body includes the pawl body, with pawl body bottom be connected and with the pawl head of tooth's socket joint is located pawl body avris and with spring coupling's spring coupling piece, and with the shifting block that pawl body front side is connected.
Preferably, the mounting shell is provided with a pawl accommodating cavity, the bottom of the mounting shell is provided with a pawl head inlet and a pawl head outlet communicated with the pawl accommodating cavity, the bottom of the pawl accommodating cavity is provided with a spring connecting surface matched with the spring connecting block for use, and the mounting shell is further provided with a moving groove for the shifting block to move up and down.
Preferably, the other side of the pawl body is provided with a guide limiting protrusion, and the side surface of the pawl accommodating cavity of the mounting shell is provided with a guide limiting groove matched with the guide limiting protrusion for use.
Preferably, the pawl body, the pawl head, the spring connecting block and the shifting block are integrally formed.
Preferably, the drive gear and the main cam are integrally formed;
the driven gear and the secondary cam are integrally formed.
Preferably, an arc-shaped rotation limiting groove is formed in the contact side face of the knob and the shell, and a rotation limiting protrusion matched with the arc-shaped rotation limiting groove is arranged on the shell.
Preferably, the housing is further provided with a hook mounting part.
Preferably, the latex elastomer comprises a latex tube.
Preferably, the latex elastomer comprises latex tape.
The utility model has the advantages that the length of the latex elastomer is adjusted by bidirectional rotation, the operation is simple, and the time and the labor are saved; after the length is adjusted, the locking mechanism prevents the driving gear from rotating, and the main cam is locked and does not rotate, so that the latex elastomer is firmly fixed, and normal use is prevented from being influenced; and the latex elastomer length adjustment locking device of this application can be connected with the auxiliary equipment of difference, extensive applicability.
Drawings
FIG. 1 is a schematic structural view of a length adjusting and locking device for a latex elastomer according to the present invention;
FIG. 2 is a schematic structural view of the pawl body;
FIG. 3 is a schematic structural view of the mounting housing;
FIG. 4 is a schematic diagram of the structure of the latex elastomer inlet and the latex elastomer outlet;
FIG. 5 is a schematic view of the driving gear and the driven gear;
FIG. 6 is a schematic structural view of the primary cam and the secondary cam;
FIG. 7 is a schematic structural view of the primary cam and the secondary cam from another perspective;
FIG. 8 is a schematic structural view of the pawl body in mating engagement with the mounting housing;
the device comprises a shell, 11, a latex elastomer inlet, 12, a latex elastomer outlet, 13, a rotation limiting bulge, 14, a hook installation part, 21, a driving gear, 22, a main cam, 23, a driving shaft, 31, a driven gear, 32, a secondary cam, 33, a supporting shaft, 4, a knob, 41, a tooth groove, 42, an arc-shaped rotation limiting groove, 5, a pawl body, 51, a pawl body, 52, a pawl head, 53, a spring connecting block, 54, a shifting block, 6 and an installation shell.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Example one
As shown in fig. 1 to 8, a latex elastomer length adjustment locking device includes a housing 1, a length adjustment mechanism and a locking mechanism. The shell 1 is provided with a hook mounting part 14, and the hook mounting part 14 is used for mounting a hook. The free end of the latex tube firstly passes through the shell 1 and then is provided with a limiting part, such as a limiting bead, the other end of the latex tube is provided with a clamping hook, and the clamping hook can be detachably connected with the grip and also can be connected with other auxiliary exercise tools, so that the applicability of the latex tube is wide.
The length adjusting mechanism comprises a main adjusting component and a secondary adjusting component which are symmetrically arranged. The main adjusting assembly comprises a driving gear 21, a main cam 22 axially and eccentrically connected with the driving gear 21, and a driving shaft 23 connected with a central shaft of the driving gear 21. The secondary adjustment assembly comprises a driven gear 31, a secondary cam 32 axially and eccentrically connected with the driven gear 31, and a support shaft 33 connected with a central shaft of the driven gear 31. The driving gear 21 is engaged with the driven gear 31, and a gap allowing the free end of the latex tube to pass through is formed between the main cam 22 and the secondary cam 32. The casing 1 is provided with an inner cavity for accommodating the length adjusting mechanism, a latex elastomer inlet 11 communicated with the inner cavity, and a latex elastomer outlet 12 communicated with the inner cavity, namely, the free end of the latex tube enters from the latex elastomer inlet 11, passes through a gap and is drawn out from the latex elastomer outlet 12.
The gap shown is the minimum gap formed by the primary cam 22 and the secondary cam 32 when the latex tube is clamped. The drive shaft 23 is located the central point of driving gear 21 and puts, so the drive shaft 23 is equal to the gear edge length of driving gear 21, again because clearance adjustment only need with driving gear 21 rotation part angle can, the rotation range of 120 degrees angles is selected for use in this application, so can get rid of the remaining gear edge of driving gear 21, can save material on the one hand, reduce cost, on the other hand can reduce the volume, optimizes this application device. The driving shaft 23 is located at the middle-lower position of the main cam 22, that is, the driving shaft 23 is located below the central shaft of the main cam 22, so that when the driving gear 21 drives the main cam 22 to rotate clockwise, the length from the driving shaft 23 to the edge right above the main cam 22 is continuously reduced, the gap is continuously increased, the position of the driving shaft 23 is unchanged in the rotating process, and when the driving shaft rotates 120 degrees clockwise, the gap is the largest, and the length adjustment of the latex tube is most easily performed. Of course, because the pipe diameter of the latex tube can be changed, when the pipe diameter of the latex tube is smaller, the length can be adjusted without rotating to the maximum gap, and the specific use process can be adjusted according to actual conditions. The secondary adjustment assembly is similar in construction and operation.
The driving gear 21 and the main cam 22 are integrally formed, and the driven gear 31 and the secondary cam 32 are integrally formed, so that the driving gear 21, the main cam 22, the driven gear 31 and the secondary cam 32 are convenient to produce, connect, install and use.
The length adjusting mechanism further comprises a knob 4 connected with the driving shaft 23, and the knob 4 is used for driving the driving shaft 23 to rotate.
The locking mechanism comprises a plurality of tooth grooves 41 arranged on the peripheral side of the knob 4, a pawl body 5 clamped with the tooth grooves 41 and an installation shell 6 for accommodating the pawl body 5, wherein the pawl body 5 is connected with the installation shell 6 through a vertically arranged spring. The pawl body 5 comprises a pawl body 51, a pawl head 52 connected with the bottom of the pawl body 51 and clamped with the tooth groove 41, a spring connecting block 53 arranged on one side of the pawl body 51 and connected with a spring, and a shifting block 54 connected with the front side of the pawl body 51. The mounting shell 6 is provided with a pawl accommodating cavity, the bottom of the mounting shell 6 is provided with a pawl head inlet and a pawl head outlet communicated with the pawl accommodating cavity, the bottom of the pawl accommodating cavity is provided with a spring connecting surface matched with the spring connecting block 53, and the mounting shell 6 is further provided with a moving groove for the shifting block 54 to move up and down. The locking mechanism is used for preventing the driving gear 21 from rotating and ensuring that the main cam 22 is locked and does not rotate.
The length adjustment process of the latex tube specifically comprises the following steps that in the first step, the shifting block 54 is moved to the other end of the moving groove, at the moment, the pawl head 52 retracts into the pawl head inlet and outlet, and the shifting block 54 is continuously pressed by a hand to be not loosened; step two, the knob 4 is rotated clockwise to a proper position, a hand for pressing the shifting block 54 is loosened, and the pawl head 52 extends out of the pawl head inlet and outlet under the action of the spring and is clamped into the corresponding tooth groove 41; drawing the latex tube to adjust the length of the latex tube; step four, moving the shifting block 54 to the other end of the moving groove, at the moment, retracting the pawl head 52 into the pawl head inlet and outlet, and continuously pressing the shifting block 54 by hand to be not loosened; and step five, rotating the knob 4 anticlockwise to the tail end, loosening a hand for pressing the shifting block 54, and enabling the pawl head 52 to extend out of the pawl head inlet and outlet under the action of the spring and be clamped into the corresponding tooth groove 41 so as to lock the knob 4.
The other side of the pawl body 51 is provided with a guide limiting protrusion, the side face of the pawl accommodating cavity of the mounting shell 6 is provided with a guide limiting groove matched with the guide limiting protrusion, and the pawl body 5 can move up and down more smoothly through the guide limiting protrusion and the guide limiting groove.
The pawl body 51, the pawl head 52, the spring connecting block 53 and the shifting block 54 are integrally formed, so that the production, the connection, the installation and the use of the pawl body 5 are facilitated.
The knob 4 with the contact side of casing 1 is equipped with the arc and rotates spacing groove 42, casing 1 be equipped with the arc rotates spacing groove 42 cooperation use rotate spacing arch 13. Because the rotation range of driving gear 21 is 120 degrees, so the setting range of tooth's socket 41 is 120 degrees, and the arc rotates the setting range cooperation of spacing groove 42 and tooth's socket 41 also is 120 degrees, when rotating spacing arch 13 and being located the arc and rotating spacing groove 42 one end promptly, pawl head 52 aims at the most avris tooth's socket 41 of one end, when rotating spacing arch 13 and being located the arc and rotating the spacing groove 42 other end, pawl head 52 aims at the most avris tooth's socket 41 of the other end, make knob 4 can not rotate out the scope of tooth's socket 41, be convenient for the use of this application device.
Example two
The difference from the first embodiment is that the latex elastomer is a latex tape.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (10)
1. A latex elastomer length adjustment locking device which characterized in that: comprises a shell (1), a length adjusting mechanism and a locking mechanism;
the length adjusting mechanism comprises a main adjusting component and a secondary adjusting component which are symmetrically arranged;
the main adjusting assembly comprises a driving gear (21), a main cam (22) which is axially and eccentrically connected with the driving gear (21), and a driving shaft (23) which is connected with a central shaft of the driving gear (21);
the secondary adjusting assembly comprises a driven gear (31), a secondary cam (32) which is axially and eccentrically connected with the driven gear (31), and a supporting shaft (33) which is connected with a central shaft of the driven gear (31);
the driving gear (21) is meshed with the driven gear (31), and a gap allowing the free end of the latex elastomer to pass through is formed between the main cam (22) and the secondary cam (32);
the length adjustment mechanism further comprises a knob (4) connected with the drive shaft (23);
the locking mechanism comprises a plurality of tooth grooves (41) arranged on the peripheral side of the knob (4), a pawl body (5) clamped with the tooth grooves (41), and a mounting shell (6) accommodating the pawl body (5), wherein the pawl body (5) is connected with the mounting shell (6) through a vertically arranged spring;
the shell (1) is provided with an inner cavity for accommodating the length adjusting mechanism, a latex elastomer inlet (11) communicated with the inner cavity, and a latex elastomer outlet (12) communicated with the inner cavity.
2. The latex elastomer length adjustment locking device as claimed in claim 1, wherein: the pawl body (5) comprises a pawl body (51), a pawl head (52) connected with the bottom of the pawl body (51) and clamped with the tooth groove (41), a spring connecting block (53) arranged on one side of the pawl body (51) and connected with a spring, and a shifting block (54) connected with the front side of the pawl body (51).
3. The latex elastomer length adjustment locking device as claimed in claim 2, wherein: the mounting shell (6) is provided with a pawl accommodating cavity, the bottom of the mounting shell (6) is provided with a pawl head inlet and a pawl head outlet communicated with the pawl accommodating cavity, the bottom of the pawl accommodating cavity is provided with a spring connecting surface matched with the spring connecting block (53) for use, and the mounting shell (6) is further provided with a moving groove for the shifting block (54) to move up and down.
4. The latex elastomer length adjustment locking device as claimed in claim 3, wherein: the other side of the pawl body (51) is provided with a guide limiting protrusion, and the side face of the pawl accommodating cavity of the mounting shell (6) is provided with a guide limiting groove matched with the guide limiting protrusion for use.
5. The latex elastomer length adjustment locking device as claimed in claim 3, wherein: the ratchet pawl comprises a ratchet pawl body (51), a ratchet pawl head (52), a spring connecting block (53) and a shifting block (54) which are integrally formed.
6. The latex elastomer length adjustment locking device as claimed in claim 1, wherein: the driving gear (21) and the main cam (22) are integrally formed;
the driven gear (31) and the secondary cam (32) are integrally formed.
7. The latex elastomer length adjustment locking device as claimed in claim 1, wherein: the knob (4) with the contact side of casing (1) is equipped with arc and rotates spacing groove (42), casing (1) be equipped with arc rotate spacing groove (42) cooperation use rotate spacing arch (13).
8. The latex elastomer length adjustment locking device as claimed in claim 1, wherein: the shell (1) is also provided with a hook mounting part (14).
9. The latex elastomer length adjustment locking device as claimed in claim 1, wherein: the latex elastomer comprises a latex tube.
10. The latex elastomer length adjustment locking device as claimed in claim 1, wherein: the latex elastomer comprises a latex tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920706309.0U CN210331501U (en) | 2019-05-17 | 2019-05-17 | Latex elastomer length adjustment locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920706309.0U CN210331501U (en) | 2019-05-17 | 2019-05-17 | Latex elastomer length adjustment locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210331501U true CN210331501U (en) | 2020-04-17 |
Family
ID=70182238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920706309.0U Expired - Fee Related CN210331501U (en) | 2019-05-17 | 2019-05-17 | Latex elastomer length adjustment locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210331501U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110090391A (en) * | 2019-05-17 | 2019-08-06 | 湖州齐力进出口有限公司 | A kind of latex elastomer length adjustment locking device |
-
2019
- 2019-05-17 CN CN201920706309.0U patent/CN210331501U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110090391A (en) * | 2019-05-17 | 2019-08-06 | 湖州齐力进出口有限公司 | A kind of latex elastomer length adjustment locking device |
| CN110090391B (en) * | 2019-05-17 | 2023-12-08 | 湖州艾先特电子科技有限公司 | Emulsion elastomer length adjustment locking device |
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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: 20200417 |
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| CF01 | Termination of patent right due to non-payment of annual fee |