CN221237088U

CN221237088U - Multifunctional tension spring

Info

Publication number: CN221237088U
Application number: CN202323056031.2U
Authority: CN
Inventors: 林致忠; 龙运坤; 周发权; 何忠意
Original assignee: Ningbo Haishu Yuzhong Metal Products Co ltd
Current assignee: Ningbo Haishu Yuzhong Metal Products Co ltd
Priority date: 2023-11-12
Filing date: 2023-11-12
Publication date: 2024-06-28
Anticipated expiration: 2033-11-12

Abstract

The utility model provides a multifunctional tension spring, and belongs to the technical field of springs. This kind of multifunctional tension spring, including tension spring body and a pair of anticreep mechanism, a pair of anticreep mechanism all includes the connecting seat, and the connecting seat rotates the both ends of connecting at the tension spring body, the fluting has been seted up at the top of connecting seat, grooved top rotates and is connected with the anticreep ring, the arc is all established at the top of anticreep ring and connecting seat, one side of anticreep ring is equipped with first ratchet, grooved inside rotation is connected with the limiting plate, the recess has been seted up to one side of limiting plate, and be connected with first spring between recess and the fluting, the second ratchet has been seted up at the top of limiting plate, first ratchet and second ratchet block each other, use through a pair of anticreep mechanism can extrude mechanical part's couple, thereby can prevent to appear when the pulling force is great, mechanical part's couple and the condition that the tension spring body breaks away from.

Description

Multifunctional tension spring

Technical Field

The utility model relates to the technical field of springs, in particular to a multifunctional tension spring.

Background

The spring has wide application in mechanical equipment, and the tension spring is one of them, and both sides are provided with the couple respectively for connecting with mechanical parts.

When the tension spring is specifically used, the tension spring is hung with the hooks of the mechanical component through the hooks or the hanging rings at the two ends of the tension spring, and the connection part of the tension spring and the mechanical component is not easy to separate because of small tension force applied to the tension spring, but the tension spring is also far larger than the small tension spring because the tension spring is applied to the large mechanical component, and because the two ends of most of the tension springs are not provided with the anti-drop mechanisms, the two ends of the tension spring are likely to slip from the hooks of the mechanical component because of the large tension force, so that the normal operation of equipment is affected.

Disclosure of utility model

In order to make up for the defects, the utility model provides a multifunctional tension spring.

The utility model is realized in the following way:

The utility model provides a multifunctional tension spring, includes tension spring body and a pair of anticreep mechanism, a pair of anticreep mechanism all includes the connecting seat, just the connecting seat rotates the both ends of connecting at tension spring body, the fluting has been seted up at the top of connecting seat, grooved top rotates and is connected with the anticreep ring, the arc is all established to the top of anticreep ring and connecting seat, one side of anticreep ring is equipped with first ratchet, grooved inside rotates and is connected with the limiting plate, the recess has been seted up to one side of limiting plate, and is connected with first spring between recess and the fluting, the second ratchet has been seted up at the top of limiting plate, first ratchet and second ratchet block each other.

The beneficial effect of adopting above-mentioned further scheme is, in rotatory back to the fluting with the anticreep ring, first ratchet will block with the second ratchet is in the same place, receives the influence of first ratchet and second ratchet simultaneously, and the anticreep ring can only rotate forward, can't rotatory the reset backward, so when hanging the couple of mechanical part between anticreep ring and connecting seat, just can be extruded by the anticreep ring to can improve the frictional force with between the couple of mechanical part, in order to prevent the condition that the couple of mechanical part drops.

Further, the bottom center of the connecting seat is provided with an opening, and one end of the opening and one end of the tension spring body are connected with a rotating shaft.

The anti-falling mechanism has the beneficial effects that through the use of the rotating shaft, the anti-falling mechanism has the rotating capability, so that the connection of the anti-falling mechanism and the hook of the mechanical part can not influence the movement of the anti-falling mechanism.

Furthermore, a connecting groove is formed in one side of the limiting plate, and a connecting shaft is connected between the connecting groove and the groove.

Further, the slotted inside is rotationally connected with the butt plate, a pair of first piece that supports is installed to one side of butt plate, the second piece that supports is installed to one side of limiting plate, just the second piece that supports is located between a pair of first piece that supports, just the second piece that supports can extrude each other with a pair of first piece that supports.

Further, the bottom surface of the abutting plate is provided with a mounting groove, and a second spring is connected between the mounting groove and the groove.

Further, the unlocking groove is formed in one side of the connecting seat, the unlocking rod is connected to the inside of the unlocking groove in a sliding mode, the unlocking block is installed on the outer side of the unlocking rod, one end of the unlocking rod is connected with the handle, the arc-shaped groove is formed in the top surface of the resisting plate, one side of the arc-shaped groove is provided with an inclined surface, the unlocking rod can rotate in the arc-shaped groove, and the unlocking block can be extruded with the inclined surface.

Further, a limiting rod is arranged on one side of the groove, the limiting rod is located in the arc-shaped groove, a limiting groove is formed in one end of the unlocking rod, and the limiting rod rotates in the limiting groove.

The unlocking rod is inserted into the unlocking groove, the handle can be held to rotate after the limiting rod is inserted into the unlocking groove, so that the unlocking rod can rotate around the limiting rod in the arc-shaped groove, the unlocking block can be extruded with the inclined plane after rotating to a certain angle, the abutting plate can rotate downwards along with the continuous rotation of the unlocking rod, the first abutting block above the unlocking block extrudes the second abutting block, the limiting plate rotates downwards, the second ratchet is separated from the first ratchet, and the anti-drop ring can be rotated out of the groove.

The beneficial effects of the utility model are as follows: according to the multifunctional tension spring obtained through the design, after the anti-falling ring is rotated into the groove, the first ratchet and the second ratchet are clamped together, and meanwhile, under the influence of the first ratchet and the second ratchet, the anti-falling ring can only rotate forwards and cannot rotate backwards to reset, so that when the hook of the mechanical part is hung between the anti-falling ring and the connecting seat, the hook can be extruded by the anti-falling ring, and the friction force between the hook and the hook of the mechanical part can be improved, so that the hook of the mechanical part can be prevented from falling off.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed to be practical in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and that other related drawings can be obtained according to these drawings without the inventive effort of a person skilled in the art.

Fig. 1 is a schematic perspective view of a multifunctional tension spring according to the present utility model;

FIG. 2 is an enlarged schematic view of the structure A of FIG. 1;

FIG. 3 is a schematic cross-sectional view of an anti-releasing mechanism of a multifunctional tension spring according to the present utility model;

fig. 4 is an enlarged schematic view of the structure B in fig. 3.

In the figure: 100. a tension spring body; 200. an anti-drop mechanism; 2001. a connecting seat; 2002. slotting; 2003. anti-slip ring; 2004. a first ratchet; 2005. unlocking grooves; 2006. a limiting plate; 2007. a connecting shaft; 2008. a second ratchet; 2009. a first spring; 2010. opening holes; 2011. a retaining plate; 2012. a handle; 2013. unlocking the rod; 2014. unlocking the block; 2015. a second spring; 2016. a second abutting block; 2017. a first abutment; 2018. an arc-shaped groove; 2019. and a limit rod.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Embodiment one of the multifunctional tension spring

The utility model provides the following technical scheme: as shown in fig. 1 to fig. 4, the anti-drop mechanism 200 comprises a tension spring body 100 and a pair of anti-drop mechanisms 200, wherein the pair of anti-drop mechanisms 200 comprise a connecting seat 2001, the connecting seat 2001 is rotationally connected to two ends of the tension spring body 100, a groove 2002 is formed in the top of the connecting seat 2001, an anti-drop ring 2003 is rotationally connected to the top of the groove 2002, the anti-drop ring 2003 and the top of the connecting seat 2001 are both arc-shaped, a first ratchet 2004 is arranged on one side of the anti-drop ring 2003, a limiting plate 2006 is rotationally connected to the inside of the groove 2002, a groove is formed in one side of the limiting plate 2006, a first spring 2009 is connected between the groove and the groove 2002, a second ratchet 2008 is formed in the top of the limiting plate 2006, the first ratchet 2004 and the second ratchet 2008 are mutually clamped, and simultaneously influenced by the first ratchet 2004 and the second ratchet 2008, the anti-drop ring 2003 can only rotate forwards and can not rotate backwards to reset, so that when a hook of a mechanical part is hung between the anti-drop ring 2003 and the connecting seat 2001, the hook of the mechanical part can be pressed by the anti-drop ring, and the hook of the mechanical part can be pressed.

The utility model relates to a second embodiment of a multifunctional tension spring

Referring to fig. 1 to 4, specifically, an opening 2010 is formed in the bottom center of the connection seat 2001, and one end of the opening 2010 and one end of the tension spring body 100 are connected with a rotating shaft, so that the anti-falling mechanism 200 can have a rotating capability through the use of the rotating shaft, so that the connection between the anti-falling mechanism and a hook of a mechanical component cannot affect the movement of the anti-falling mechanism.

The third embodiment of the multifunctional tension spring

Referring to fig. 1 to 4, specifically, a connecting groove is formed on one side of a limiting plate 2006, a connecting shaft 2007 is connected between the connecting groove and a slot 2002, a retaining plate 2011 is rotatably connected in the slot 2002, a pair of first supporting blocks 2017 is mounted on one side of the retaining plate 2011, a second supporting block 2016 is mounted on one side of the limiting plate 2006, the second supporting block 2016 is positioned between the pair of first supporting blocks 2017, the second supporting block 2016 and the pair of first supporting blocks 2017 can be mutually extruded, a mounting groove is formed on the bottom surface of the retaining plate 2011, a second spring 2015 is connected between the mounting groove and the slot 2002, a unlocking groove 2005 is formed on one side of the connecting seat 2001, an unlocking rod 2013 is slidably connected in the unlocking groove 2005, an unlocking block 2014 is mounted on the outer side of the unlocking rod 2013, a handle 2012 is connected to one end of the unlocking rod 2013, an arc groove 2018 is formed on the top surface of the retaining plate 2018, one side of the arc groove 2018 is an inclined surface, the unlocking rod 2013 can rotate in the arc-shaped groove 2018, the unlocking block 2014 can be extruded with the inclined plane, the limiting rod 2019 is arranged on one side of the groove 2002, the limiting rod 2019 is located in the arc-shaped groove 2018, the limiting groove is formed in one end of the unlocking rod 2013, the limiting rod 2019 rotates in the limiting groove, after the unlocking rod 2013 is inserted into the unlocking groove 2005, the limiting rod 2019 can be held to rotate after being inserted into the unlocking groove 2005, the unlocking rod 2013 can rotate around the limiting rod 2019 in the arc-shaped groove 2018, after the unlocking rod 2014 can be extruded with the inclined plane after rotating to a certain angle, the retaining plate 2011 can rotate downwards along with the continuous rotation of the unlocking rod 2013, the first abutting block 2017 above can extrude the second abutting block 2016, and therefore the limiting plate 2006 rotates downwards, the second ratchet 2008 is separated from the first ratchet 2004, and the anti-slip ring 2003 can be rotated out of the groove 2002 at the moment.

Specifically, the working principle of the multifunctional tension spring is as follows: when the anti-drop ring 2003 is rotated into the slot 2002, then the hook of the mechanical component is hung in a nearly circular shape formed between the anti-drop ring 2003 and the connecting seat 2001, and then the anti-drop ring 2003 is rotated again, at the moment, the first ratchet 2004 and the second ratchet 2008 are clamped together, and meanwhile, the anti-drop ring 2003 can only rotate forwards and can not rotate backwards to reset under the influence of the first ratchet 2004 and the second ratchet 2008, so that the anti-drop ring 2003 is extruded, and further the friction force between the hook of the mechanical component and the hook of the mechanical component can be improved, so that the situation that the hook of the mechanical component drops is prevented.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a multifunctional tension spring, its characterized in that includes tension spring body (100) and a pair of anti-disengaging mechanism (200), a pair of anti-disengaging mechanism (200) all include connecting seat (2001), just connecting seat (2001) rotate and connect the both ends at tension spring body (100), fluting (2002) have been seted up at the top of connecting seat (2001), the top of fluting (2002) rotates and is connected with anti-disengaging ring (2003), the top of anti-disengaging ring (2003) and connecting seat (2001) is all established to the arc, one side of anti-disengaging ring (2003) is equipped with first ratchet (2004), the inside rotation of fluting (2002) is connected with limiting plate (2006), the recess has been seted up to one side of limiting plate (2006), and is connected with first spring (2009) between recess and the fluting (2002), second ratchet (2008) have been seted up at the top of limiting plate (2006), first ratchet (2004) and second ratchet (2008) block each other.

2. The multifunctional tension spring according to claim 1, wherein an opening (2010) is formed in the bottom center of the connecting seat (2001), and one end of the opening (2010) and one end of the tension spring body (100) are connected with a rotating shaft.

3. The multifunctional tension spring according to claim 1, wherein a connecting groove is formed in one side of the limiting plate (2006), and a connecting shaft (2007) is connected between the connecting groove and the groove (2002).

4. The multifunctional tension spring according to claim 1, wherein the slot (2002) is internally and rotatably connected with a retaining plate (2011), a pair of first retaining blocks (2017) are arranged on one side of the retaining plate (2011), a second retaining block (2016) is arranged on one side of the limiting plate (2006), the second retaining block (2016) is located between the pair of first retaining blocks (2017), and the second retaining block (2016) and the pair of first retaining blocks (2017) can be mutually extruded.

5. The multifunctional tension spring as recited in claim 4, wherein the bottom surface of the retaining plate (2011) is provided with a mounting groove, and a second spring (2015) is connected between the mounting groove and the slot (2002).

6. The multifunctional tension spring according to claim 5, wherein an unlocking groove (2005) is formed in one side of the connecting seat (2001), an unlocking rod (2013) is slidably connected in the unlocking groove (2005), an unlocking block (2014) is mounted on the outer side of the unlocking rod (2013), a handle (2012) is connected to one end of the unlocking rod (2013), an arc groove (2018) is formed in the top surface of the resisting plate (2011), an inclined surface is formed in one side of the arc groove (2018), the unlocking rod (2013) can rotate in the arc groove (2018), and the unlocking block (2014) can be extruded with the inclined surface.

7. The multifunctional tension spring according to claim 6, wherein a limit rod (2019) is installed on one side of the slot (2002), the limit rod (2019) is located in the arc-shaped slot (2018), a limit slot is formed in one end of the unlocking rod (2013), and the limit rod (2019) rotates in the limit slot.