CN210135195U - Constant force spring connecting structure - Google Patents
Constant force spring connecting structure Download PDFInfo
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- CN210135195U CN210135195U CN201920945300.5U CN201920945300U CN210135195U CN 210135195 U CN210135195 U CN 210135195U CN 201920945300 U CN201920945300 U CN 201920945300U CN 210135195 U CN210135195 U CN 210135195U
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Abstract
The utility model discloses a constant force spring connecting structure, which comprises a constant force spring main body, an installation part and a connecting bolt, wherein the constant force spring main body comprises a rolling barrel part and a stretching part, the stretching part is arranged on one side of the rolling barrel part, one side of the stretching part, which is far away from the rolling barrel part, is provided with a long hole adjusting device, the long hole adjusting device comprises an upper adjusting block and a lower adjusting block, the upper adjusting block and the lower adjusting block are arranged in the long hole side by side, the installation part comprises an installation block, two threaded holes which are arranged side by side are arranged on the installation block at the position corresponding to the long hole, the utility model discloses a long hole is provided, an adjusting device is arranged on the long hole, the size or the distance of the hole required to be used in the long hole can be adjusted by the adjusting device, so as to adapt to the condition that the threaded hole arranged on the installation block is not standard, and, the fault tolerance rate of the device is enhanced, and the installation efficiency is increased.
Description
Technical Field
The utility model relates to a decide power spring technical field, specifically be a decide power spring coupling structure.
Background
The fixed force spring comprises a stretching part and a winding drum part, the elastic metal sheet is usually provided with a round connecting hole at the stretching end, the existing multilayer spring often has the phenomenon that the connecting holes of a plurality of elastic metal sheets cannot be aligned, so that fastening connecting pieces such as screws, bolts, rivets or pin shafts are difficult or blocked when being inserted into the connecting holes, and the production efficiency is greatly reduced during installation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a decide power spring coupling structure, the connecting hole that aims at improving current multilayer spring often has a plurality of elastic metal pieces can not align the phenomenon, from this lead to difficulty or obstructed when fastening connection spare such as screw, bolt, rivet or round pin axle inserts this connecting hole, production efficiency greatly reduced's problem during the installation.
The utility model discloses a realize like this:
the utility model provides a decide power spring coupling structure, includes decides power spring main part, installed part and connecting bolt, decide power spring main part and include a roll section of thick bamboo portion and tensile portion, tensile portion sets up the one side at a roll section of thick bamboo portion, the slot hole has been seted up to one side that roll section of thick bamboo portion was kept away from to tensile portion, the internally mounted of slot hole has slot hole adjusting device, slot hole adjusting device includes regulating block and lower regulating block, go up the regulating block and set up the inside at the slot hole side by side with lower regulating block, and go up and be connected with two springs side by side between regulating block and the lower regulating block, the installed part is including the installation piece, two screw holes side by side have been seted up with the position that the slot hole.
Furthermore, the two sides of the upper adjusting block and the lower adjusting block are both provided with sliding blocks, and sliding grooves are formed in the positions, corresponding to the sliding blocks, on the inner wall of the long hole.
Further, the slider is inserted into the inside of the slide groove.
Furthermore, the sliding groove is located in the middle of the side face of the long hole, and the sliding groove occupies two thirds of the length of the long hole.
Furthermore, the connecting bolt is inserted into the inside of the long hole and then enters the inside of the threaded hole.
Furthermore, one end of the spring is fixed with the upper adjusting block in a welding mode, and the other end of the spring is fixed with the lower adjusting block in a welding mode.
Compared with the prior art, the beneficial effects of the utility model are that: the long hole is formed, the adjusting device is arranged for the long hole, the size or the distance of a hole required to be used in the long hole can be adjusted by the adjusting device, the adjusting device is suitable for the condition that a threaded hole formed in the mounting block is not standard, different bolt sizes can be adapted, the fault tolerance rate of the device is improved, and the mounting efficiency is increased.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the present invention without the connecting bolt installed;
FIG. 3 is a schematic view of the spring of FIG. 2 being compressed;
figure 4 is a cross-sectional view of the pull of figure 2;
figure 5 is a cross-sectional view of the stretch of figure 3;
fig. 6 is a perspective view of the mounting member of the present invention.
In the figure: 1. a constant force spring body; 11. a drum part; 12. a stretching section; 2. a long hole; 3. a slot hole adjusting device; 31. an upper adjusting block; 32. a spring; 33. a slider; 34. a chute; 35. a lower adjustment block; 4. a mounting member; 41. mounting blocks; 42. a threaded hole; 5. and connecting the bolts.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments.
Referring to fig. 1, 2 and 3, the constant force spring connection structure comprises a constant force spring main body 1, a mounting piece 4 and a connecting bolt 5, wherein the constant force spring main body 1 comprises a winding drum part 11 and a stretching part 12, the stretching part 12 is arranged on one side of the winding drum part 11, a long hole 2 is formed in one side, away from the winding drum part 11, of the stretching part 12, and the long hole 2 is used for inserting the connecting bolt 5 so as to connect the mounting piece 4 with the stretching part 12;
referring to fig. 1, 2 and 4, a long hole adjusting device 3 is installed inside the long hole 2, the long hole adjusting device 3 can adjust the size of the space used by the long hole 2, the long hole adjusting device 3 comprises an upper adjusting block 31 and a lower adjusting block 35, the upper adjusting block 31 and the lower adjusting block 35 are arranged inside the long hole 2 side by side, the upper adjusting block 31 and the lower adjusting block 35 can adjust the positions of the upper adjusting block 31 and the lower adjusting block 35 inside the long hole 2, and further adjust the distances between the upper adjusting block 31 and the lower adjusting block 35 and the end of the long hole 2, so that different positions of the threaded hole 42 can be adapted;
referring to fig. 4, both sides of the upper adjusting block 31 and the lower adjusting block 35 are provided with sliding blocks 33, a sliding groove 34 is formed in the inner wall of the long hole 2 at a position corresponding to the sliding blocks 33, the sliding blocks 33 are inserted into the sliding groove 34, the sliding groove 34 is located in the middle of the side surface of the long hole 2, the sliding groove 34 occupies two thirds of the length of the long hole 2, and the sliding blocks 33 move in the sliding groove 34 to drive the upper adjusting block 31 and the lower adjusting block 35 to move in the long hole 2;
referring to fig. 4 and 5, two springs 32 are connected between the upper adjusting block 31 and the lower adjusting block 35, one end of each spring 32 is fixed to the upper adjusting block 31 by welding, and the other end of each spring 32 is fixed to the lower adjusting block 35 by welding, the upper adjusting block 31 and the lower adjusting block 35 are in an initial state as shown in fig. 4, each spring 32 is a natural yellow table, and when the upper adjusting block 31 and the lower adjusting block 35 are pressed to make the upper adjusting block 31 and the lower adjusting block 35 approach each other, the springs 32 can be compressed, and the springs 32 have a pressure on the inserted connecting bolts 5, so as to further lock the connecting bolts 5;
referring to fig. 1 and 6, the mounting member 4 includes a mounting block 41, two threaded holes 42 are formed in the mounting block 41 at positions corresponding to the elongated holes 2, and the connecting bolt 5 is inserted into the elongated holes 2 and then inserted into the threaded holes 42.
The working principle is as follows: when the constant force spring body 1 is installed, the long hole 2 is aligned with the threaded hole 42 in the vertical direction (as shown in fig. 2 and 4), the upper adjusting block 31 and the lower adjusting block 35 are pushed, the sliding block 33 moves in the sliding groove 34, the positions of the upper adjusting block 31 and the lower adjusting block 35 can be adjusted, after the adjustment (as shown in fig. 3 and 5), the threaded hole 42 is completely exposed in the long hole 2, the connecting bolt 5 is inserted into the gap between the adjusting block and the end of the long hole 2 and then inserted into the threaded hole 42, the connecting bolt 5 is locked, the stretching part 12 and the mounting block 41 are connected, and the spring 32 has a tendency to return to the natural state, so that the spring gives a pushing force to the upper adjusting block 31 and the lower adjusting block 35, and the upper adjusting block 31 and the lower adjusting block 35 give a pressure to the connecting bolt 5, so that the connecting bolt 5 is locked more firmly.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a decide power spring connection structure, includes deciding power spring main part (1), installed part (4) and connecting bolt (5), its characterized in that: decide power spring main part (1) including reel portion (11) and tensile portion (12), tensile portion (12) set up the one side at reel portion (11), slot hole (2) have been seted up to the one side that reel portion (11) were kept away from to tensile portion (12), the internally mounted of slot hole (2) has slot hole adjusting device (3), slot hole adjusting device (3) include regulating block (31) and lower regulating block (35), go up regulating block (31) and lower regulating block (35) and set up the inside in slot hole (2) side by side, and go up regulating block (31) and be connected with two springs (32) side by side between regulating block (35) down, installed part (4) are including installation piece (41), two screw hole (42) side by side have been seted up with the position that slot hole (2) correspond on installation piece (41).
2. A constant force spring connecting structure according to claim 1, wherein sliding blocks (33) are provided on both sides of the upper adjusting block (31) and the lower adjusting block (35).
3. The constant force spring connecting structure according to claim 2, wherein a sliding groove (34) is formed in the inner wall of the long hole at a position corresponding to the sliding block (33), and the sliding block (33) is inserted into the sliding groove (34).
4. A constant force spring attachment structure as claimed in claim 3, wherein said slide groove (34) is located in the middle of the side of the elongated hole (2), and the slide groove (34) occupies two thirds of the length of the elongated hole (2).
5. A constant force spring coupling structure as claimed in claim 1, wherein the coupling bolt (5) is inserted into the inside of the elongated hole (2) and then enters the inside of the threaded hole (42).
6. A constant force spring coupling structure as claimed in claim 1, wherein one end of the spring (32) is fixed to the upper adjusting block (31) by welding, and the other end of the spring (32) is fixed to the lower adjusting block (35) by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920945300.5U CN210135195U (en) | 2019-06-22 | 2019-06-22 | Constant force spring connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920945300.5U CN210135195U (en) | 2019-06-22 | 2019-06-22 | Constant force spring connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210135195U true CN210135195U (en) | 2020-03-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920945300.5U Active CN210135195U (en) | 2019-06-22 | 2019-06-22 | Constant force spring connecting structure |
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| Country | Link |
|---|---|
| CN (1) | CN210135195U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112217332A (en) * | 2020-09-25 | 2021-01-12 | 李万春 | Switched reluctance motor |
-
2019
- 2019-06-22 CN CN201920945300.5U patent/CN210135195U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112217332A (en) * | 2020-09-25 | 2021-01-12 | 李万春 | Switched reluctance motor |
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