CN220581571U - Long-life spring - Google Patents
Long-life spring Download PDFInfo
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- CN220581571U CN220581571U CN202321159563.6U CN202321159563U CN220581571U CN 220581571 U CN220581571 U CN 220581571U CN 202321159563 U CN202321159563 U CN 202321159563U CN 220581571 U CN220581571 U CN 220581571U
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- compression spring
- mounting
- mounting plate
- spring
- connecting rod
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- 230000006835 compression Effects 0.000 claims abstract description 78
- 238000007906 compression Methods 0.000 claims abstract description 78
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model relates to the technical field of springs, in particular to a long-life spring, which comprises two compression spring bodies, wherein fixing mechanisms are connected between two ends of the two compression spring bodies, a first mounting plate and a second mounting plate are respectively arranged above and below the two compression spring bodies, the first mounting plate and the second mounting plate are respectively contacted with the top ends and the bottom ends of the two compression spring bodies, a plurality of spring length adjusting mechanisms are arranged between the first mounting plate and the second mounting plate, and each spring length adjusting mechanism comprises a first connecting rod and a second connecting rod. According to the scheme, the spring length adjusting mechanism is arranged for adjusting the initial length of the compression spring, so that the compression spring is in a stressed and contracted state, the length of the compression spring is shortened, the stroke of the compression spring after stressed compression is shortened, the fatigue resistance of the compression spring is improved, and the service life of the compression spring is prolonged.
Description
Technical Field
The utility model relates to the technical field of springs, in particular to a long-service-life spring.
Background
A spring is a mechanical part that works with elasticity, and is generally made of spring steel. The variety of spring is complicated various, and the function divides, mainly has compression spring, extension spring and moment of torsion spring, among the prior art, compression spring is receiving the external force action, and its length is prolonged or is shortened, because compression spring's in the prior art elasticity intensity can't adjust, and under the condition that single compression spring atress completely when using in addition, compression spring is working according to self performance completely when flexible, the fatigue strength of reduction compression spring that like this can be quick, and then shorten compression spring's life.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a long-service-life spring.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a long-life spring, includes two compression spring body, two all be connected with fixed establishment between compression spring body's the both ends, two compression spring body's top and below are equipped with first mounting panel and second mounting panel respectively, first mounting panel and second mounting panel are respectively with the top and the bottom contact of two compression spring body, be equipped with a plurality of spring length adjustment mechanism between first mounting panel and the second mounting panel, spring length adjustment mechanism includes head rod and second connecting rod, the side at first mounting panel is installed through the screw to the one end of head rod, the second connecting rod is installed in the top penetration of second mounting panel, the surface of second connecting rod slides along the inner wall of second mounting panel, the bottom of head rod extends to the top of second connecting rod, first rectangular hole has been seted up to the side of head rod, the side of first rectangular hole is installed the rack through the screw, the top welding of second connecting rod has the double-screw bolt, the one end of double-screw bolt passes first rectangular hole and extends to one side of head rod, the movable mounting block is equipped with the side at the side of head rod through the rack, the side of head rod is equipped with the side-mounting block through the side-mounting groove, the side-mounting groove has the side-groove is equipped with the screw groove, the side-mounting groove is equipped with the side-groove.
Preferably, the surfaces of the first mounting plate and the second mounting plate are provided with a plurality of first limiting plates and a plurality of second limiting plates through screws, and the first limiting plates and the second limiting plates are symmetrically arranged on the inner side and the outer side of the compression spring body.
Preferably, the first limiting plates are at least four, the first limiting plates are arranged at equal angles, and the number and arrangement modes of the second limiting plates and the first limiting plates are the same.
Preferably, a rubber sleeve is sleeved between the surfaces of the two compression spring bodies.
Preferably, the fixing mechanism comprises two mounting columns, the two mounting columns are welded at one ends of the two compression spring bodies respectively, one ends of the mounting columns and the compression spring bodies are concentrically arranged, the surfaces of the two mounting columns are sleeved with sleeves, the surfaces of the two mounting columns are provided with second strip holes, the surfaces of the two mounting columns are provided with fixing columns through screws, the surfaces of the two fixing columns are movably sleeved with movable plates, the end parts of the two fixing columns are provided with screw holes, the interiors of the screw holes are respectively inserted with fastening screws, the nut ends of the two fastening screws are respectively contacted with the side surfaces of the two movable plates, the surfaces of the sleeves are provided with fixing rods through screws, one ends of the fixing rods penetrate through the movable plates and extend to one sides of the movable plates, the fixing rods are in sliding contact with the surfaces of the movable plates, and connecting blocks are arranged between the surfaces of the two sleeves through screws.
Preferably, the second elongate aperture extends to an end of the sleeve proximate the compression spring body.
Preferably, the tooth blocks are at least three, and the tooth blocks are arranged at equal intervals.
Preferably, the replacement structure of the spring length adjusting mechanism comprises a screw rod, one end of the screw rod is welded at the bottom of the first mounting plate, the other end of the screw rod penetrates through the surface of the second mounting plate and extends to the lower side of the second mounting plate, a threaded pipe is sleeved on the other end of the screw rod in a threaded mode, and the top of the threaded pipe is in contact with the bottom of the second mounting plate.
Compared with the prior art, the utility model has the following beneficial effects:
according to the scheme, the spring length adjusting mechanism is arranged and used for adjusting the initial length of the compression spring, so that the compression spring is in a stressed and contracted state, the length of the compression spring is shortened, the stroke of the compression spring after being stressed and compressed is shortened, the fatigue resistance of the compression spring is further improved, and the service life of the compression spring is further prolonged;
according to the scheme, the two compression springs are arranged, so that the overall elastic strength of the springs is improved, and the overall fatigue resistance of the springs is improved and the service life of the compression springs is further prolonged relative to the work of a single compression spring.
Drawings
FIG. 1 is an isometric view of a long life spring of the present utility model;
FIG. 2 is a schematic diagram of a compression spring body and securing mechanism connection structure for a long life spring of the present utility model;
FIG. 3 is a schematic view of a long life spring securing mechanism according to the present utility model;
FIG. 4 is a schematic view of a connection structure of a mounting post and a fixing post of a long life spring of the present utility model;
FIG. 5 is a schematic view of a long life spring of the present utility model showing the attachment of a fixing post and a fastening screw;
FIG. 6 is a schematic view of a spring length adjustment mechanism for a long life spring of the present utility model;
FIG. 7 is a schematic view of a rack and mounting block connection structure of a long life spring of the present utility model;
FIG. 8 is a schematic diagram of a connection structure of a second mounting plate, a first limiting plate and a second limiting plate of a long life spring according to the present utility model;
FIG. 9 is a schematic diagram of a compression spring body and rubber sleeve connection structure of a long life spring of the present utility model;
fig. 10 is a second axial view of a long life spring of the present utility model.
In the figure: the first mounting plate 1, the first connecting rod 2, the rack 3, the mounting block 4, the stud 5, the first long strip hole 6, the second connecting rod 7, the chute 8, the fixed block 9, the first limiting plate 10, the second mounting plate 11, the rubber sleeve 12, the mounting column 13, the sleeve 14, the compression spring body 15, the tooth block 16, the second long strip hole 17, the fastening screw 18, the fixed rod 19, the movable plate 20, the fixed column 21, the screw hole 22, the fastening nut 23, the screw 24, the threaded tube 25, the second limiting plate 26 and the connecting block 27.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
Example 1
The long-life spring as shown in fig. 1-9 comprises two compression spring bodies 15, wherein a fixing mechanism is connected between two ends of the two compression spring bodies 15, a first mounting plate 1 and a second mounting plate 11 are respectively arranged above and below the two compression spring bodies 15, the first mounting plate 1 and the second mounting plate 11 are respectively contacted with the top ends and the bottom ends of the two compression spring bodies 15, a plurality of spring length adjusting mechanisms are arranged between the first mounting plate 1 and the second mounting plate 11, the spring length adjusting mechanisms comprise a first connecting rod 2 and a second connecting rod 7, one end of the first connecting rod 2 is arranged on the side surface of the first mounting plate 1 through a screw, the top of the second mounting plate 11 is penetrated by a second connecting rod 7, the surface of the second connecting rod 7 slides along the inner wall of the second mounting plate 11, the bottom end of the first connecting rod 2 extends to the top end of the second connecting rod 7, a first strip hole 6 is provided with a rack 3 through a screw, the top end of the second connecting rod 7 is welded with a stud 5, one end of the stud 5 passes through the first strip hole 6 and extends to one side surface of the first strip 2 through a movable sleeve 23 of the rack 5, a plurality of side surface mounting blocks 23 are arranged on the side surface of the rack blocks 4 through a sliding sleeve 23, a plurality of side surface mounting blocks 23 are arranged on the side surface of the rack blocks 4 are arranged in the side blocks, a plurality of the side blocks are arranged on the side blocks, a plurality of the side blocks are in contact with one side blocks, and the side blocks are arranged in the side blocks are in contact with one side blocks, and are in the side blocks, and are in the side blocks are in contact with one side, and are in the side, and are mounted; at least three tooth blocks 16 are arranged, and the tooth blocks 16 are equidistantly arranged; when the tooth block 16 is inserted into the tooth groove of the rack 3, the tooth block is used for fixing the position of the rack 3, so that the stability of connection between the first connecting rod 2 and the second connecting rod 7 is improved; when the length of the compression springs is shortened, the first mounting plate 1 is pressed firstly, the first mounting plate 1 applies acting force to the two compression springs to enable the length of the compression springs to shrink, the first mounting plate 1 drives the first connecting rod 2 to slide on the side face of the second connecting rod 7 for facilitating the length shrinkage of the compression springs, after adjustment is completed, the mounting block 4 is pushed to slide on the stud 5, the mounting block 4 drives the tooth block 16 to be inserted into a tooth slot of the rack 3, then the fastening nut 23 is sleeved on the surface of the stud 5 in a threaded manner for stabilizing the position of the mounting block 4 and connecting and fixing the first connecting rod 2 and the second connecting rod 7; when the spring carries out forced reciprocating motion, the first mounting plate 1 drives the second connecting rod 7 to slide in the second mounting plate 11 through the first connecting rod 2, meanwhile, the sliding groove 8 slides on the surface of the fixed block 9, so that the forced compression of the compression spring is facilitated, the sliding groove 8 has a certain length, and when the sliding groove 8 moves to the maximum stroke, the sliding groove 8 contacts with the surface of the fixed block 9, and the second connecting rod 7 is prevented from sliding off the second mounting plate 11.
The surfaces of the first mounting plate 1 and the second mounting plate 11 are provided with a plurality of first limiting plates 10 and a plurality of second limiting plates 26 through screws, and the first limiting plates 10 and the second limiting plates 26 are symmetrically arranged on the inner side and the outer side of the compression spring body 15; at least four first limiting plates 10 are arranged, the first limiting plates 10 are arranged at equal angles, and the number and arrangement modes of the second limiting plates 26 and the first limiting plates 10 are the same; the second limiting plate 26 and the first limiting plate 10 play a limiting role on the inner side and the outer side of the compression spring body 15, so that the compression spring body 15 is prevented from being subjected to stress and then is prevented from shifting in position, and the stability of the compression spring body 15 in the expansion process is improved.
A rubber sleeve 12 is sleeved between the surfaces of the two compression spring bodies 15; the rubber sleeve 12 prevents the surface of the compression spring body 15 from being worn by external force friction, and plays a role in protecting the compression spring body 15.
The fixing mechanism comprises two mounting columns 13, the two mounting columns 13 are respectively welded at one ends of two compression spring bodies 15, the mounting columns 13 and one ends of the compression spring bodies 15 are concentrically arranged, sleeve pipes 14 are sleeved on the surfaces of the two mounting columns 13, second strip holes 17 are formed in the side faces of the two sleeve pipes 14, fixing columns 21 are respectively arranged on the surfaces of the two mounting columns 13 through screws, movable plates 20 are respectively sleeved on the surfaces of the two fixing columns 21 in a movable mode, screw holes 22 are formed in the end portions of the two fixing columns 21, fastening screws 18 are respectively inserted into the inner portions of the two screw holes 22 in a threaded mode, nut ends of the two fastening screws 18 are respectively contacted with the side faces of the two movable plates 20, fixing rods 19 are respectively arranged on the surfaces of the two sleeve pipes 14 through screws, one ends of the fixing rods 19 penetrate through the movable plates 20 and extend to one sides of the movable plates, and the fixing rods 19 are in sliding contact with the surfaces of the movable plates 20; a connecting block 27 is arranged between the surfaces of the two sleeves 14 through screws; the second elongated hole 17 extends to the end of the sleeve 14 near the compression spring body 15; when the two compression springs are connected and fixed, the two sleeves 14 are sleeved on the surfaces of the two mounting columns 13, the two movable plates 20 are sleeved on the surfaces of the two fixed columns 21, meanwhile, the movable plates 20 are sleeved on the surfaces of the fixed rods 19, and finally, the fastening screws 18 are arranged in the screw holes 22 in a threaded mode, when the nut ends of the fastening screws 18 are in contact with the surfaces of the movable plates 20, the stability of the movable plates 20 sleeved on the fixed columns 21 is improved, the two compression springs are connected and fixed, and the stability of the connection between the two compression springs is improved.
Example two
As shown in fig. 10, the replacement structure of the spring length adjusting mechanism in this scheme includes a screw 24, one end of the screw 24 is welded at the bottom of the first mounting plate 1, the other end of the screw 24 penetrates through the surface of the second mounting plate 11 and extends to the lower side of the screw, a threaded pipe 25 is sleeved on the other end of the screw 24, the top of the threaded pipe 25 contacts with the bottom of the second mounting plate 11, when the length of the compression spring is adjusted, the first mounting plate 1 is pressed with force first, the screw 24 is driven to slide in the second mounting plate 11 after the first mounting plate 1 is stressed, the length of the compression spring is contracted, after the adjustment is completed, the threaded pipe 25 can be rotated, the threaded pipe 25 is moved on the surface of the screw 24, and when the top of the threaded pipe 25 contacts with the bottom of the second mounting plate 11, the length of the compression spring is fixed, thereby facilitating the operation of a worker; when the compression spring is in a contracted state and the length of the compression spring needs to be adjusted to extend, the threaded pipe 25 is only required to be reversely rotated, at this time, the threaded pipe 25 is far away from the second mounting plate 11, the compression spring drives the screw rod 24 to move through self acting force, and only the worker is required to continuously rotate the threaded pipe 25, so that the length of the compression spring is further convenient to adjust.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a long-life spring, includes two compression spring body (15), its characterized in that, two all be connected with fixed establishment between the both ends of compression spring body (15), two the top and the below of compression spring body (15) are equipped with first mounting panel (1) and second mounting panel (11) respectively, first mounting panel (1) and second mounting panel (11) respectively with the top and the bottom contact of two compression spring body (15), be equipped with a plurality of spring length adjustment mechanism between first mounting panel (1) and second mounting panel (11), spring length adjustment mechanism includes head rod (2) and second connecting rod (7), the one end of head rod (2) is installed in the side of first mounting panel (1) through the screw, the top through-mounting of second mounting panel (11) has second connecting rod (7), the surface of second connecting rod (7) slides along the inner wall of second mounting panel (11), the bottom of head rod (2) extends to the top of second connecting rod (7), head rod (2) have a rectangular (6) through the screw hole (6) of rectangular (6), one end of a stud (5) penetrates through a first strip hole (6) and extends to one side of a first connecting rod (2), a mounting block (4) is movably sleeved on the surface of the stud (5), a plurality of tooth blocks (16) are mounted on the side surface of the mounting block (4) through bolts, the tooth blocks (16) are matched and inserted into tooth grooves of a rack (3), a fastening nut (23) is sleeved on the surface of the stud (5), the side surface of the fastening nut (23) is in contact with the side surface of the mounting block (4), a sliding groove (8) is formed in the side surface of a second connecting rod (7), a fixing block (9) is slidably mounted in the sliding groove (8), and one end of the fixing block (9) is mounted on the bottom of a second mounting plate (11) through bolts.
2. The long-life spring according to claim 1, wherein the surfaces of the first mounting plate (1) and the second mounting plate (11) are provided with a plurality of first limiting plates (10) and a plurality of second limiting plates (26) by screws, and the first limiting plates (10) and the second limiting plates (26) are symmetrically arranged on the inner side and the outer side of the compression spring body (15).
3. The long life spring according to claim 2, wherein said first limiting plates (10) are at least four, said first limiting plates (10) are arranged at equal angles, and the number and arrangement of said second limiting plates (26) and said first limiting plates (10) are the same.
4. A long life spring according to claim 1, characterized in that a rubber sleeve (12) is provided between the surfaces of the two compression spring bodies (15).
5. The long-life spring according to claim 1, wherein the fixing mechanism comprises two mounting posts (13), two mounting posts (13) are welded at one ends of two compression spring bodies (15) respectively, one ends of the mounting posts (13) and the compression spring bodies (15) are concentrically arranged, two surfaces of the mounting posts (13) are sleeved with sleeves (14), two side surfaces of the sleeves (14) are provided with second strip holes (17), the surfaces of the two mounting posts (13) are provided with fixing posts (21) through screws, surfaces of the two fixing posts (21) are provided with movable plates (20) through movable sleeves, screw holes (22) are formed in the end portions of the two fixing posts (21), fastening screws (18) are inserted into the screw holes (22), the ends of the two fastening screws (18) are respectively contacted with the side surfaces of the two movable plates (20), the surfaces of the two sleeves (14) are provided with fixing rods (19) through screws, and the fixing rods (19) are connected with one sides of the two movable plates (20) through sliding connection blocks (27).
6. A long life spring according to claim 5, wherein said second elongated hole (17) extends to the end of the sleeve (14) near the compression spring body (15).
7. A long life spring according to claim 1, wherein said tooth blocks (16) are provided in at least three, said tooth blocks (16) being equidistantly arranged.
8. The long-life spring according to claim 1, wherein the replacement structure of the spring length adjusting mechanism comprises a screw rod (24), one end of the screw rod (24) is welded at the bottom of the first mounting plate (1), the other end of the screw rod (24) penetrates through the surface of the second mounting plate (11) and extends below the second mounting plate, a threaded tube (25) is sleeved on the other end of the screw rod (24) in a threaded manner, and the top of the threaded tube (25) is in contact with the bottom of the second mounting plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321159563.6U CN220581571U (en) | 2023-05-15 | 2023-05-15 | Long-life spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321159563.6U CN220581571U (en) | 2023-05-15 | 2023-05-15 | Long-life spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220581571U true CN220581571U (en) | 2024-03-12 |
Family
ID=90121956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321159563.6U Active CN220581571U (en) | 2023-05-15 | 2023-05-15 | Long-life spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220581571U (en) |
-
2023
- 2023-05-15 CN CN202321159563.6U patent/CN220581571U/en active Active
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