CN215938902U - Spring chest expander capable of conveniently replacing spring - Google Patents
Spring chest expander capable of conveniently replacing spring Download PDFInfo
- Publication number
- CN215938902U CN215938902U CN202122404148.XU CN202122404148U CN215938902U CN 215938902 U CN215938902 U CN 215938902U CN 202122404148 U CN202122404148 U CN 202122404148U CN 215938902 U CN215938902 U CN 215938902U
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- rotating
- spring
- fixedly connected
- bevel gear
- gear
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- 230000007246 mechanism Effects 0.000 claims description 15
- 230000008859 change Effects 0.000 claims description 2
- 125000003003 spiro group Chemical group 0.000 claims description 2
- 238000005192 partition Methods 0.000 abstract description 7
- 210000003205 muscle Anatomy 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002976 pectoralis muscle Anatomy 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of spring tensioners, in particular to a spring tensioner with a conveniently replaceable spring, which comprises a base, wherein the top of the base is fixedly connected with a support frame, the inner wall of the support frame is fixedly connected with a partition plate, the top of the partition plate is fixedly connected with two fixed columns, the two fixed columns are slidably connected with sliding parts, the top of the partition plate is provided with two rotating holes, rotating rods are rotatably connected in the rotating holes, and the top ends of the rotating rods are provided with thread grooves; the utility model can drive the driving bevel gear to rotate by rotating the rotating shaft, the driving bevel gear drives the driven bevel gear and one of the rotating rods to rotate, one of the rotating rods drives the other rotating rod to rotate by the rotating gear and the linkage gear, the two rotating rods drive the two threaded rods and the fixed plate to synchronously move, and the fixed plate drives the two buckles to move for adjustment, so that the two buckles are adjusted, and the tension spring is convenient to install and disassemble.
Description
Technical Field
The utility model relates to the technical field of spring tensioners, in particular to a spring tensioner with a conveniently replaceable spring.
Background
The spring chest expander can help people to effectively beautify muscle lines and contours, increase the three-dimensional sense of muscles and well exercise arm muscles and chest muscles, so the spring chest expander is a necessary fitness device for the man in plastic modeling, enjoys the beauty of a muscle carving expert and is a necessary fitness device for the man in plastic modeling; meanwhile, the spring chest expander has the advantages of small volume, no occupation of space, convenient exercise and good effect, is prepared for pushing in sports equipment, particularly household fitness equipment for many years, and is a tool for household fitness.
In the prior art, the following problems exist:
(1) most of the existing spring tensioners are inconvenient for replacing springs, and because the springs have errors in the production process, a lot of springs are very difficult to replace;
(2) most of the springs are only clamped, so that the springs are easy to separate in the long-term use process, and the danger of the fitness equipment is improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a spring chest expander with a spring convenient to replace so as to solve the problems in the prior art.
The technical scheme of the utility model is as follows: the utility model provides a can conveniently change spring chest expander of spring, the on-line screen storage device comprises a base, the top fixedly connected with support frame of base, the inner wall fixedly connected with baffle of support frame, two fixed columns of top fixedly connected with of baffle, sliding connection has the slider on two fixed columns, two rotation holes have been seted up at the top of baffle, it is connected with the dwang to rotate downthehole rotation, the thread groove has been seted up on the top of dwang, the spiro union has the threaded rod in the thread groove, the top fixedly connected with fixed plate of two threaded rods, two fixture blocks of the equal fixedly connected with in one side that fixed plate and slider are close to each other, equal joint has tension spring on per two fixture blocks, install actuating mechanism on the dwang, the last fixed establishment that installs of tension spring.
Preferably, actuating mechanism includes that the key-type is connected in the driven bevel gear of one of them dwang bottom, and the meshing has drive bevel gear on the driven bevel gear, and drive bevel gear's a side key-type is connected with the axis of rotation, and the activity hole has been seted up to one side inner wall of support frame, and the one end of axis of rotation runs through activity hole and fixedly connected with knob, installs the linkage unit on the dwang.
Preferably, the linkage unit comprises a rotating gear which is connected to one of the rotating rods through a key, the rotating gear is meshed with a linkage gear, and the linkage gear is connected to the other rotating rod through a key.
Preferably, the fixing mechanism comprises two U-shaped blocks fixedly connected to the fixing plate and the sliding piece, round holes are formed in the inner walls of the two sides of each U-shaped block, a rotating pipe is connected to the inner walls of the two round holes in a rotating mode, threaded rails are formed in the inner walls of the two ends of the rotating pipe, threaded columns are screwed in the threaded rails, jacks are formed in the outer side walls of the cylinders at the two ends of the tension springs, through holes are formed in the inner wall, close to each other, of one side of each of every two clamping blocks, and one ends of the four threaded columns penetrate through the through holes and extend into the jacks respectively.
Preferably, the two rotating pipes are fixedly sleeved with rotating wheels, and the rotating wheels are positioned at the middle points of the rotating pipes.
Preferably, two equal fixedly connected with stopper on the cylinder piece at tension spring both ends has all seted up the spacing groove on four fixture blocks, and four stoppers are located four spacing inslots respectively.
Preferably, the four clamping blocks are fixedly connected with two arc blocks, and every two arc blocks are respectively matched with the same cylindrical block.
The utility model provides a spring chest expander which can conveniently replace a spring through improvement, and compared with the prior art, the spring chest expander has the following improvements and advantages:
one is as follows: according to the utility model, the driving bevel gear is driven to rotate by rotating the rotating shaft, the driving bevel gear drives the driven bevel gear and one of the rotating rods to rotate, one of the rotating rods drives the other rotating rod to rotate by rotating the rotating gear and the linkage gear, the two rotating rods synchronously rotate to drive the two threaded rods and the fixed plate to synchronously move, and the fixed plate drives the two buckles to move for adjustment, so that the two buckles are adjusted, and the tension spring is convenient to install and disassemble;
the second step is as follows: according to the utility model, after the tension spring is installed, the rotating wheel is rotated to drive the rotating pipe to rotate, and the rotating pipe rotates to drive the two threaded columns to move, so that the two threaded columns reversely move into the insertion holes of the cylindrical block on the tension spring, and then the tension spring is fixed, thereby realizing the fixation of the tension spring, avoiding the cylindrical block of the tension spring from being separated from the clamping block, and further reducing the danger.
Drawings
The utility model is further explained below with reference to the figures and examples:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional perspective view of the present invention;
FIG. 3 is a perspective view of the drive mechanism of the present invention;
FIG. 4 is a perspective view of the securing mechanism of the present invention;
fig. 5 is a schematic sectional perspective view of the fixing mechanism of the present invention.
Description of reference numerals:
1. a base; 101. a support frame; 102. a partition plate; 103. fixing a column; 104. a slider; 105. rotating the rod; 106. a threaded rod; 107. a fixing plate; 108. a clamping block; 109. a tension spring; 110. a limiting block; 111. an arc-shaped block; 2. a rotating shaft; 201. a drive bevel gear; 202. a driven bevel gear; 203. a rotating gear; 204. a linkage gear; 3. a U-shaped block; 301. rotating the tube; 302. a threaded post; 303. and rotating the wheel.
Detailed Description
The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a spring chest expander which can conveniently replace a spring through improvement, and the technical scheme of the utility model is as follows:
as shown in fig. 1 to 5, a spring chest expander capable of conveniently replacing a spring comprises a base 1, wherein a supporting frame 101 is fixedly connected to the top of the base 1, a partition plate 102 is fixedly connected to the inner wall of the supporting frame 101, two fixing columns 103 are fixedly connected to the top of the partition plate 102, a sliding piece 104 is slidably connected to the two fixing columns 103, two rotating holes are formed in the top of the partition plate 102, a rotating rod 105 is rotatably connected to each rotating hole, a thread groove is formed in the top end of the rotating rod 105, a threaded rod 106 is threaded in each thread groove, a fixing plate 107 is fixedly connected to the top ends of the two threaded rods 106, two clamping blocks 108 are fixedly connected to one sides, close to each other, of the fixing plate 107 and the sliding piece 104, a tension spring 109 is clamped to each two clamping blocks 108, a driving mechanism is installed on the rotating rod 105, and a fixing mechanism is installed on the tension spring 109; borrow by above-mentioned structure, through tension spring 109's setting, the cylinder piece is installed at tension spring 109's both ends, and the cylinder piece can be blocked joint by fixture block 108, has realized fixing tension spring 109.
Further, the driving mechanism comprises a driven bevel gear 202 which is in key connection with the bottom end of one of the rotating rods 105, a driving bevel gear 201 is meshed on the driven bevel gear 202, one side of the driving bevel gear 201 is in key connection with a rotating shaft 2, a movable hole is formed in the inner wall of one side of the support frame 101, one end of the rotating shaft 2 penetrates through the movable hole and is fixedly connected with a rotating button, and a linkage unit is arranged on the rotating rod 105; by means of the structure, the position of the fixture block 108 can be conveniently adjusted through the arrangement of the driving mechanism.
Further, the linkage unit comprises a rotating gear 203 which is connected to one of the rotating rods 105 through a key, a linkage gear 204 is meshed on the rotating gear 203, and the linkage gear 204 is connected to the other rotating rod 105 through a key; with the above-described structure, the two rotating levers 105 can be rotated in synchronization by the arrangement of the link unit.
Further, the fixing mechanism comprises two U-shaped blocks 3 fixedly connected to the fixing plate 107 and the sliding part 104, round holes are formed in inner walls of two sides of each U-shaped block 3, a rotating pipe 301 is connected in the two round holes in a rotating mode, threaded rails are formed in inner walls of two ends of the rotating pipe 301, threaded columns 302 are screwed in the threaded rails, jacks are formed in outer cylindrical walls of cylindrical blocks at two ends of the two tension springs 109, through holes are formed in inner walls of one sides, close to each other, of each two clamping blocks 108, and one ends of the four threaded columns 302 penetrate through the through holes and extend into the jacks respectively; by means of the structure, the tension spring 109 is reinforced and prevented from being ejected out through the arrangement of the fixing mechanism.
Further, the two rotating pipes 301 are fixedly sleeved with rotating wheels 303, and the rotating wheels 303 are positioned at the middle points of the rotating pipes 301; with the above structure, by the arrangement of the rotating wheel 303 at the midpoint position, it is achieved to facilitate the rotation of the rotating tube 301.
Furthermore, the cylindrical blocks at the two ends of the two tension springs 109 are fixedly connected with limiting blocks 110, the four clamping blocks 108 are provided with limiting grooves, and the four limiting blocks 110 are respectively positioned in the four limiting grooves; by means of the structure, the tension spring 109 can be rapidly installed through the arrangement of the limiting block 110.
Furthermore, two arc-shaped blocks 111 are fixedly connected to the four fixture blocks 108, and each two arc-shaped blocks 111 are respectively matched with the same cylindrical block; by means of the structure, the tension spring 109 is effectively clamped through the arrangement of the arc-shaped blocks 111.
The working principle is as follows: the rotation axis 2 drives the drive bevel gear 201 to rotate, the drive bevel gear 201 rotates to drive the driven bevel gear 202 and one of the rotating rods 105 to rotate, one of the rotating rods 105 rotates to drive the other rotating rod 105 to rotate through the rotating gear 203 and the linkage gear 204, the two rotating rods 105 synchronously rotate to drive the two threaded rods 106 and the fixing plate 107 to synchronously move, the fixing plate 107 drives the two of the buckles to move to adjust, the two of the buckles are adjusted, and the tension spring 109 is convenient to install and detach.
After tension spring 109 is assembled, rotating wheel 303 drives rotating tube 301 to rotate, rotating tube 301 rotates to drive two threaded columns 302 to move, so that two threaded columns 302 move reversely to enter the insertion holes of the cylindrical blocks on tension spring 109, tension spring 109 is fixed, the cylindrical blocks of tension spring 109 are prevented from being separated from fixture block 108, and danger is reduced.
The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides a can conveniently change spring chest expander of spring, includes base (1), its characterized in that: the utility model discloses a clamping device for the elevator car, including base (1), the top fixedly connected with support frame (101), the inner wall fixedly connected with baffle (102) of support frame (101), two fixed columns (103) of top fixedly connected with of baffle (102), sliding connection has slider (104) on two fixed columns (103), two rotation holes have been seted up at the top of baffle (102), rotation hole internal rotation is connected with dwang (105), the thread groove has been seted up on the top of dwang (105), threaded rod (106) have been threaded in the thread groove, the top fixedly connected with fixed plate (107) of two threaded rod (106), two fixture blocks (108) of the equal fixedly connected with in one side that fixed plate (107) and slider (104) are close to each other, equal joint has tension spring (109) on per two fixture blocks (108), install actuating mechanism on dwang (105), install fixed establishment on tension spring (109).
2. A spring exerciser for facilitating replacement of a spring as claimed in claim 1, wherein: the driving mechanism comprises a driven bevel gear (202) which is connected to the bottom end of one rotating rod (105) through a key, the driven bevel gear (202) is meshed with a driving bevel gear (201), one side of the driving bevel gear (201) is connected with a rotating shaft (2) through a key, a movable hole is formed in the inner wall of one side of the support frame (101), one end of the rotating shaft (2) penetrates through the movable hole and is fixedly connected with a rotating button, and a linkage unit is installed on the rotating rod (105).
3. A spring exerciser for facilitating replacement of a spring as claimed in claim 2, wherein: the linkage unit comprises a rotating gear (203) which is in key connection with one rotating rod (105), a linkage gear (204) is meshed on the rotating gear (203), and the linkage gear (204) is in key connection with the other rotating rod (105).
4. A spring exerciser for facilitating replacement of a spring as claimed in claim 1, wherein: fixing mechanism includes two fixed connection U-shaped piece (3) on fixed plate (107) and slider (104), the round hole has all been seted up to the both sides inner wall of U-shaped piece (3), two round hole internal rotations are connected with rotating tube (301), the screw thread rail has all been seted up to the both ends inner wall of rotating tube (301), the spiro union has screw thread post (302) in the screw thread rail, the jack has all been seted up to the cylinder lateral wall of two tension spring (109) both ends cylinder piece, the through-hole has all been seted up to one side inner wall that per two fixture blocks (108) are close to each other, the one end of four screw thread posts (302) runs through the through-hole respectively and extends to in the jack.
5. The spring exerciser of claim 4, wherein said spring is adapted to be easily replaced by: two rotating pipes (301) are fixedly sleeved with rotating wheels (303), and the rotating wheels (303) are located at the middle points of the rotating pipes (301).
6. The spring exerciser of claim 4, wherein said spring is adapted to be easily replaced by: two equal fixedly connected with stopper (110) on the cylinder piece at tension spring (109) both ends all seted up the spacing groove on four fixture blocks (108), four stopper (110) are located four spacing inslots respectively.
7. The spring exerciser of claim 6, wherein said spring is adapted to be easily replaced by: the four clamping blocks (108) are fixedly connected with two arc blocks (111), and every two arc blocks (111) are respectively matched with the same cylindrical block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122404148.XU CN215938902U (en) | 2021-09-29 | 2021-09-29 | Spring chest expander capable of conveniently replacing spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122404148.XU CN215938902U (en) | 2021-09-29 | 2021-09-29 | Spring chest expander capable of conveniently replacing spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215938902U true CN215938902U (en) | 2022-03-04 |
Family
ID=80425163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122404148.XU Expired - Fee Related CN215938902U (en) | 2021-09-29 | 2021-09-29 | Spring chest expander capable of conveniently replacing spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215938902U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114993436A (en) * | 2022-06-01 | 2022-09-02 | 江苏创衡智能装备有限公司 | Powder batching and metering equipment |
-
2021
- 2021-09-29 CN CN202122404148.XU patent/CN215938902U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114993436A (en) * | 2022-06-01 | 2022-09-02 | 江苏创衡智能装备有限公司 | Powder batching and metering equipment |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220304 |