CN212155388U - Screw rod for fixing damping spring - Google Patents
Screw rod for fixing damping spring Download PDFInfo
- Publication number
- CN212155388U CN212155388U CN202020860110.6U CN202020860110U CN212155388U CN 212155388 U CN212155388 U CN 212155388U CN 202020860110 U CN202020860110 U CN 202020860110U CN 212155388 U CN212155388 U CN 212155388U
- Authority
- CN
- China
- Prior art keywords
- hole
- connecting end
- nut
- screw
- shaft pin
- 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.)
- Active
Links
Images
Landscapes
- Pivots And Pivotal Connections (AREA)
Abstract
The utility model discloses a screw rod for fixing a damping spring, wherein a connecting end is arranged on the screw rod, and a through hole is arranged on the connecting end; the connecting end is also movably connected with a nut, and the nut is provided with a through hole; the nut is arranged on the connecting end and is fixed on the connecting end through the shaft pin rod arranged through the through hole and the through hole; because the device adopts the shaft pin rod to fix the screw cap and the connecting end, when the tool drives the screw rod to rotate, the shaft pin rod is broken, and the screw cap and the connecting end idle, the occurrence of the accident that people are injured by wind cannons due to the clamping of the screw rod can be reduced; in addition, the screw cap and the connecting end are fixed by the shaft pin rod, so that connection between the screw cap and the connecting end is facilitated on one hand, and the shaft pin rod is convenient to mount again after being broken, so that the device is simple in structure and easy to replace, the occurrence of an accident that a tool hurts a person is effectively reduced, and the safety of a maintenance worker in the process of disassembling and assembling the screw rod is further ensured.
Description
Technical Field
The utility model relates to the technical field of auto-parts, specifically be a screw rod for fixing damping spring.
Background
The both ends of damping spring on the vehicle can only be realized pressing from both sides tightly through the screw rod, and present nut and screw rod structure as an organic whole carry out rotatory nut through the instrument, for example wind big gun, make the screw rod rotate, drive through the screw rod and press the spring holder to compress tightly the spring, when screw rod card dead state appears, the operator is careless a little, and high-speed pivoted wind big gun will cause certain injury to the operator.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a screw rod for fixing damping spring to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a screw rod for fixing a damping spring comprises a screw rod for mounting the damping spring of a vehicle, and a connecting end is arranged at one end of the screw rod; a through hole is formed in the connecting end in the radial direction, a nut is movably connected to the connecting end, and a through hole is formed in the nut in the radial direction; the nut and the connecting end pass through the through hole and the through hole through an axial pin rod arranged on the nut and the connecting end, and the nut and the connecting end are fixedly connected.
As the utility model discloses a preferred technical scheme: the end face of the connecting end is further in threaded connection with a bolt, and the connecting end is further provided with a spring seat for fixing the damping spring.
As the utility model discloses a preferred technical scheme: the nut is further provided with a circular step surface, wherein the through hole is located in the radial direction of the step surface.
As the utility model discloses a preferred technical scheme: the middle part of the shaft pin rod is provided with a groove, and a spring is arranged in the groove.
As the utility model discloses a preferred technical scheme: and the shaft pin rod positioned on one side of the groove is provided with an external thread, and is in threaded connection with an internal thread arranged on the inner wall of the through hole through the external thread.
As the utility model discloses a preferred technical scheme: the upper end of the shaft pin rod is also provided with a countersunk hole, and the shaft pin rod is arranged in the through hole through the countersunk hole.
As the utility model discloses a preferred technical scheme: the middle part of the nut is provided with a cylindrical hole, and the nut is sleeved on the connecting end through the cylindrical hole.
Adopt above-mentioned technical scheme, the beneficial effects of the utility model are that: 1. because the device adopts the shaft pin rod to fix the screw cap and the connecting end, when the tool drives the screw rod to rotate, the shaft pin rod is broken, and the screw cap and the connecting end idle, the occurrence of the accident that people are injured by wind cannons due to the clamping of the screw rod can be reduced;
2. because utilize the axle pin pole with the nut fixed with the connecting end, the connection between the two of then being convenient for, the second time is convenient for axle pin pole reinstallate after the axle pin pole rupture for the device is simple structure not only, easily change, effectively reduces the emergence that the instrument hindered people's incident moreover, and then guarantees the safety when maintenance workman dismouting screw rod.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
fig. 2 is a schematic structural view of a first structure of an axle pin rod according to the present invention;
FIG. 3 is a schematic diagram of a second construction of an axle pin rod according to the present invention;
FIG. 4 is a schematic view of the spring of the present invention mounted on the shaft pin;
fig. 5 is a schematic view of the main structure of the nut of the present invention.
In the figure: 1. a nut; 2. a connecting end; 3. a through hole; 4. a through hole; 5. a spring seat; 6. a screw; 7. a bolt; 8. an axle pin rod; 9. a groove; 10. a spring; 11. an internal thread; 12. a step surface; 13. a cylindrical bore; 14. an external thread; 15. and (4) countersinking.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "upper surface", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-5, the present invention provides an embodiment: a screw for fixing a damping spring comprises a screw 6 for mounting the damping spring of a vehicle, and a connecting end 2 is arranged at one end of the screw 6; a through hole 3 is arranged in the radial direction of the connecting end 2, a nut 1 is movably connected to the connecting end 2, and a through hole 4 is arranged in the radial direction of the nut 1; the nut 1 and the connecting end 2 penetrate through the through hole 4 and the through hole 3 through an axial pin rod 8 which is arranged, and the nut 1 and the connecting end 2 are fixedly connected.
Through above-mentioned technical scheme, at first cover nut 1 on link 2, then pass through-hole 4 and through hole 3 with axle pin pole 8 in proper order, fix nut 1 on link 2, then utilize the instrument to be connected with nut 1, start-up instrument drives screw rod 6 and rotates, will be located the damping spring clamp tight on screw rod 6, the dead condition of card appears in screw rod 6, axle pin pole 8 rupture, idle rotation appears in nut 1, and then effectively avoids the emergence of instrument wounded's incident. In addition, the nut 1 and the connecting end 2 are fixed by the shaft pin rod 8, so that connection between the nut 1 and the connecting end 2 is facilitated on one hand, and the shaft pin rod 8 is convenient to install again after the shaft pin rod 8 is broken, so that the device is simple in structure and easy to replace, the occurrence of an accident that a tool hurts a person is effectively reduced, and the safety of a maintenance worker in dismounting and mounting the screw rod 6 is further ensured.
Wherein, it has bolt 7 still to go back threaded connection on the terminal surface of link 2, and still be equipped with spring holder 5 that is used for fixed damping spring on the link 2, owing to set up bolt 7 and keeping conventional effect in, can utilize bolt 7 to fix the axle pin pole 8 that is located the through hole 3 to make when dismouting damping spring, need not install nut 1 temporarily on link 2, and then the quantity that the instrument carried when reducing the maintenance.
Because the tool rotates at a high speed, the sleeve sleeved outside the nut 1 cannot be discharged in time after the shaft pin rod 8 is broken, and then the broken shaft pin rod 8 abrades the through hole 3 and the through hole 4, so that the quality problem of the connecting end 2 is easily caused, and meanwhile, the linkage of the screw rod 6 can be driven, and safety accidents are easily caused, the nut 1 is further provided with a circular step surface 12, wherein the through hole 4 is positioned in the radial direction of the step surface 12, and the through hole 4 is arranged on the step surface 12, so that the through hole 4 cannot be covered by the sleeve, and further the broken shaft pin rod 8 can be discharged, therefore, the idling of the nut 1 can be further ensured, the linkage of the screw rod 6 is avoided, and the safety performance of using the device is effectively improved.
In order to further realize the discharge of the broken shaft pin rod 8 and ensure the complete discharge of the broken shaft pin rod 8, the middle part of the shaft pin rod 8 is provided with a groove 9, a spring 10 is arranged in the groove 9, after the shaft pin rod 8 is broken, the extruded spring 10 is reset, so that the broken shaft pin rod 8 is driven to be discharged through the through hole 3 and the through hole 4, and the nut 1 is ensured not to be interfered at any time when idling, the spring 10 is arranged in a mode that the spring 10 is firstly sleeved in the groove 9 from any end of the shaft pin rod 8, then the two ends of the spring 10 are clamped flat by a clamp, so that the spring 10 is ensured not to fall off from the groove 9, and the assembly of the spring 10 is realized.
In order to further ensure that the shaft pin rod 8 is positioned in the through hole 3 and the through hole 4 and is not lost; lie in be equipped with external screw thread 14 on the pivot pole 8 of recess 9 one side, and pass through external screw thread 14 with 11 threaded connection of internal thread that the inner wall of through-hole 4 was equipped with, utilize threaded connection, make nut 1 be located link 2 all the time, further make when dismouting damping spring, need not install nut 1 on link 2 temporarily, and then the quantity that the instrument carried when reducing the maintenance, it is more fragile for both ends to set up the middle part that recess 9 made pivot pole 8 in addition, and then the rupture of the pivot pole 8 of being convenient for, consequently, the response speed of 8 rupture of pivot pole can be improved, reduce the incident that causes because of the pivot pole 8 response speed is slow.
In order to facilitate the connection between the shaft pin rod 8 and the nut 1, a countersunk hole 15 is further formed in the upper end of the shaft pin rod 8, and the shaft pin rod 8 is installed in the through hole 4 through the countersunk hole 15.
The middle part of nut 1 is equipped with cylinder hole 13, and through cylinder hole 13 will nut 1 suit is in on link 2, for further nut 1 of being convenient for installs on link 2, utilizes cylinder hole 13 to overlap nut 1 on link 2, then inserts the corresponding downthehole with axle pin pole 8, once makes things convenient for through-hole 4 and with the alignment of through-hole 3 through rotating nut 1, and two then pass cylinder hole 13 through the instrument, make things convenient for bolt 7's installation.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (7)
1. The utility model provides a screw rod for fixing damping spring which characterized in that: the damping device comprises a screw rod (6) for mounting a vehicle damping spring, wherein a connecting end (2) is arranged at one end of the screw rod (6);
a through hole (3) is formed in the connecting end (2) in the radial direction, a nut (1) is movably connected to the connecting end (2), and a through hole (4) is formed in the nut (1) in the radial direction;
nut (1) with link (2) are through axle pin pole (8) that are equipped with, pass through-hole (4) with through hole (3), will nut (1) with link (2) fixed connection.
2. A screw for fixing a damper spring according to claim 1, wherein: the end face of the connecting end (2) is further connected with a bolt (7) in a threaded mode, and the connecting end (2) is further provided with a spring seat (5) used for fixing a damping spring.
3. A screw for fixing a damper spring according to claim 2, wherein: the nut (1) is further provided with a circular step surface (12), wherein the through hole (4) is located in the radial direction of the step surface (12).
4. A screw for fixing a damper spring according to claim 1, 2 or 3, wherein: the middle part of the shaft pin rod (8) is provided with a groove (9), and a spring (10) is arranged in the groove (9).
5. The screw for fixing the damper spring according to claim 4, wherein: and an external thread (14) is arranged on the shaft pin rod (8) positioned on one side of the groove (9), and the external thread (14) is in threaded connection with an internal thread (11) arranged on the inner wall of the through hole (4).
6. The screw for fixing a damper spring according to claim 5, wherein: the upper end of the shaft pin rod (8) is also provided with a counter bore (15), and the shaft pin rod (8) is installed in the through hole (4) through the counter bore (15).
7. A screw for fixing a damper spring according to claim 1, wherein: the middle of the nut (1) is provided with a cylindrical hole (13), and the nut (1) is sleeved on the connecting end (2) through the cylindrical hole (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020860110.6U CN212155388U (en) | 2020-05-21 | 2020-05-21 | Screw rod for fixing damping spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020860110.6U CN212155388U (en) | 2020-05-21 | 2020-05-21 | Screw rod for fixing damping spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212155388U true CN212155388U (en) | 2020-12-15 |
Family
ID=73707184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020860110.6U Active CN212155388U (en) | 2020-05-21 | 2020-05-21 | Screw rod for fixing damping spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212155388U (en) |
-
2020
- 2020-05-21 CN CN202020860110.6U patent/CN212155388U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212155388U (en) | Screw rod for fixing damping spring | |
| CN106382297A (en) | Lock bolt | |
| CN208651529U (en) | Torsion shaft and trailer | |
| CN218493980U (en) | Quick detachable prevents changeing round pin axle for rail vehicle | |
| CN218408244U (en) | Drum-type torque limiter friction structure | |
| CN215720899U (en) | Rotating shaft mechanism capable of limiting angle for range hood | |
| CN221176661U (en) | Positive and negative electrode wire bundle connection fixing structure of automobile storage battery and automobile | |
| CN213574969U (en) | Fastener for precision machinery | |
| CN220726050U (en) | Anti-falling glass door chuck connecting piece | |
| CN220506178U (en) | Flywheel housing, power assembly and vehicle | |
| CN212407490U (en) | Speed reducer core rod assembly with counter torque protection | |
| CN205927140U (en) | Tailstock and digit control machine tool | |
| CN221299806U (en) | Unidirectional fixed guide wheel | |
| CN218377387U (en) | Coupler with limiting function | |
| CN219649798U (en) | Oil cylinder cover screwing mechanism | |
| CN214366654U (en) | Adjustable positioning structure for big end of connecting rod of diaphragm compressor | |
| CN216101352U (en) | Convenient, compact semi-axis fastening structure | |
| CN214394566U (en) | Vice saw subassembly of electron slitting saw | |
| CN210634390U (en) | Wheel set module | |
| CN219618836U (en) | Axle housing convenient to install | |
| CN218226347U (en) | Motor coupling installation device | |
| CN217653152U (en) | Flywheel assembly for outboard engine | |
| CN111702718B (en) | Pre-positioning lining core for assembling solid lubricating gasket | |
| CN215830916U (en) | Bolt convenient to twist | |
| CN213167912U (en) | Automobile radar mounting bracket |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |