CN216923576U

CN216923576U - But hoop of auto-lock quick detach

Info

Publication number: CN216923576U
Application number: CN202123166416.5U
Authority: CN
Inventors: 孟宵; 刘威; 王坤; 谢国法; 姚本容
Original assignee: Dongfeng Off Road Vehicle Co Ltd
Current assignee: Dongfeng Off Road Vehicle Co Ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-07-08
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses a self-locking quick-release hoop structure which comprises a main belt, an auxiliary belt, a lock catch, a pull ring and a return spring, wherein the main belt is fixedly connected with the auxiliary belt; when the hoop is hooped, the auxiliary belt is tightly attached to the main belt and used for forming a complete circular structure with the main belt; the lock catch is positioned at one end of the main belt; the pull ring is used for connecting with the other end of the main belt; the return spring is positioned on the lock catch, and one end of the elastic component is connected with the lock catch; the hoop is provided with the return spring, and a certain pretightening force is formed after the hoop is installed, so that the hoop has a self-locking function, the pull ring is not easy to be separated from the clamping groove of the lock catch, and the problem of loosening of the hoop can be effectively avoided.

Description

But hoop of auto-lock quick detach

Technical Field

The utility model relates to the technical field of hoop structures, in particular to a self-locking and quick-dismantling hoop structure.

Background

The hoop is a connecting device for fastening and installing pipe joints such as air passages, water passages and oil passages, plays the role of fastening and sealing, is widely applied to the fields of industries such as household appliances, automobiles and engineering machinery, and the pipes which can be connected by the hoop have the types of common rubber pipes, plastic hoses, steel pipes and the like, the hose hoop is used for connecting the hose and the hard pipe joint, and the common hose hoop has the following types: worm drive hose hoop, strong hose clamp, spring hoop, etc.

The existing hose hoop with various types has the problems of complex adjusting structure, inconvenient disassembly and assembly and the like, and simultaneously has the defects of high manufacturing process requirement, easy damage, easy looseness and the like due to the complex structure, and has the problems of poor pressing effect and poor sealing effect due to certain clamping blind areas in use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hose hoop capable of realizing self-locking and quick release.

In order to realize the purpose, the technical scheme of the utility model is as follows:

a self-locking quick-release hoop comprises a main belt, an auxiliary belt, a lock catch, a pull ring and an elastic component; when the hoop is hooped, the auxiliary belt is tightly attached to the main belt and used for forming a complete circular structure with the main belt; the lock catch is positioned at one end of the main belt; the pull ring is used for connecting with the other end of the main belt; the elastic component is positioned on the lock catch and one end of the elastic component is connected with the lock catch.

Further, the main belt is of an annular belt-shaped structure comprising a notch; the hoop main belt body is provided with a first pressing groove which is arranged along the circumference of the hoop main belt; one end of the hoop main belt is provided with two lock catch mounting holes which are two round holes oppositely arranged at two sides of the lock catch and used for mounting and fixing the lock catch; the other end of the hoop main belt is provided with a pull ring fixing point.

Furthermore, the first pressing groove is an annular groove or an annular strip protruding out of the main belt body.

Furthermore, the auxiliary belt is of an arc-shaped belt-shaped structure, and a second pressing groove and four clamping grooves are formed in the hoop auxiliary belt; the second pressing groove is arranged along the length direction of the hoop auxiliary belt; the four clamping grooves are respectively positioned at four corners of the hoop auxiliary belt.

Furthermore, the second pressing groove is an annular strip or an annular groove protruding out of the sub-belt body.

Further, the lock catch is provided with a pin shaft, a first clamping groove and a second clamping groove; two ends of the pin shaft penetrate out of two sides of the lock catch, and two ends of the pin shaft are respectively connected with a lock catch mounting hole to realize the connection of the lock catch and the hoop main belt.

Furthermore, the pull ring is of a trapezoidal annular structure.

Furthermore, the elastic component is a return spring; the return spring is positioned on the pin shaft of the lock catch, and one end of the return spring is fixed on the side surface of the lock catch.

Furthermore, one end of the return spring connecting lock catch is fixed on the inner side of the side face of the lock catch in a spot welding mode.

As another embodiment of the utility model, further, one end of the return spring is a hook, a through hole is formed in the side of the lock catch, and the hook at one end of the return spring penetrates through the through hole to realize connection between the return spring and the lock catch.

The utility model has the beneficial effects that:

1. the pull ring is provided with the return spring, and the hoop has a certain pretightening force after being installed, so that the hoop has a self-locking function, the pull ring is not easy to be separated from the clamping groove, and the problems of loosening of the hoop and the like can be effectively avoided.

2. The hoop can be quickly assembled and disassembled, and the hoop can be quickly locked and loosened by pulling the lock catch, so that the assembly and disassembly efficiency is greatly improved.

3. The hoop structure has good sealing performance, the hoop forms a complete circle without a clamping blind area, and the hoop can realize better pressing effect on the hose, so that the sealing effect between the hose and the hard pipe is good.

4. The main belt and the auxiliary belt are both provided with the pressing grooves, the pressing grooves on the main belt can be the pressing grooves protruding out of the surface of the main belt when in use, and the unique pressing convex grooves can realize better pressing effect on the hose, so that the sealing effect between the hose and the hard pipe is good.

5. The inner diameter of the hoop can be adjusted, the change of the outer diameter of the hose in a certain range can be adapted, the application of the hoop is wider, and the adaptability is good.

Drawings

FIG. I is a schematic diagram of the general structure of a self-locking quick-release hoop;

FIG. two is a schematic diagram of a hoop main belt structure;

figure three is a schematic diagram of a hoop subband structure;

FIG. four is a schematic view of the locking structure;

FIG. V is a schematic view of a pull ring structure;

FIG. six is a schematic structural view of a return spring;

FIG. seven is a schematic view of a self-locking and quick-release hoop structure;

FIG. eight is a schematic diagram of a quick release of a self-locking quick release hoop;

figure nine is a schematic diagram of a quick release of a hoop capable of self-locking and quick release.

Wherein, the main belt 1; a first pressing groove 11; a latch mounting hole 12; a tab fixing point 13; a sub-belt 2; a second pressing groove 21; a card slot 22; a lock catch 3; a pin 31; a first card slot 32; a second card slot 33; a via 34; a pull ring 4; a return spring 5; a hose 6; a rigid tube 7.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention is further described below with reference to the accompanying drawings.

As shown in fig. 1, the hoop comprises a hoop main belt 1, a hoop auxiliary belt 2, a lock catch 3, a pull ring 4 and an elastic component, wherein the elastic component is a return spring 5; the hoop main belt 1 and the hoop sub belt 2 may be made of spring steel or steel with certain elasticity.

As shown in fig. 2, the hoop main belt 1 is a ring-shaped belt-shaped structure including a gap, and a body of the hoop main belt 1 is provided with a first pressing groove 11, a latch mounting hole 12, and a pull ring fixing point 13; the first pressing groove 11 is arranged along the circumference of the hoop main belt 1, and the first pressing groove 11 is an annular groove or an annular strip protruding out of the main belt 1.

The hoop main belt 1 is a main body structure of a hoop, has certain elasticity, can be adaptively changed according to different stresses within a certain range, is arranged outside a hose when in use, particularly is arranged at the joint of the hose and a hard pipe, and can tighten the hose after the hoop is fastened; the hoop main belt 1 is provided with a pressing groove 11 for pressing the hose to play a role in sealing; one end of the hoop main belt 1 is provided with two lock catch mounting holes 12, and the lock catch mounting holes 12 are two round holes oppositely arranged on two sides of the lock catch 3 and used for mounting and fixing the lock catch 3; the other end of the hoop main belt 1 is provided with a pull ring fixing point 13, the pull ring fixing point 13 can be a clamping hook, and the pull ring fixing point 13 is used for fixing the pull ring 4.

The hoop auxiliary belt 2 is of an arc-shaped belt-shaped structure, and a second pressing groove 21 and four clamping grooves 22 are formed in the hoop auxiliary belt; the second pressing groove 21 is arranged along the length direction of the hoop auxiliary belt 2, and the second pressing groove 21 is an annular strip or an annular groove protruding out of the main body of the auxiliary belt 2; four slots 22 are located at the four corners of the hoop secondary 2.

As shown in fig. 3, when in use, the hoop auxiliary belt 2 is positioned on the inner side of the hoop main belt and clings to the inner side of the hoop main belt 1, and the hoop auxiliary belt 2 and the hoop main belt 1 are combined to form a complete circular structure so as to realize the fastening effect of the hoop on the pipe; the widths of the hoop main belt 1 and the hoop auxiliary belt 2 are the same, or the width of the hoop main belt 1 is slightly narrower than that of the hoop auxiliary belt 2; the four clamping grooves 22 are used for fixing the end part of the hoop auxiliary belt 2 and the hoop main belt 1 together; the side edges of the overlapped part of the hoop main belt 1 and the hoop auxiliary belt 2 can be clamped into four clamping grooves 22.

When the hoop main belt 1 and the hoop auxiliary belt 2 are used, a first pressing groove 11 and a second pressing groove 21 are arranged between connecting surfaces, and if the first pressing groove 11 is an annular groove, the second pressing groove is an annular strip protruding out of a body of the auxiliary belt 2; if first compressing groove 11 is the annular rectangular of protrusion in main belt 1 body, then the second compressing groove is the annular groove, protruding annular rectangular and recess collocation use, protruding annular rectangular card is gone into in the recess, realizes the zonulae occludens of hoop main belt 1 and hoop subband 2.

The hoop auxiliary belt 2 can move along the hoop main belt 1 for a limited degree so as to adjust the position of the hoop auxiliary belt; the first pressing groove 11 and the second pressing groove 21 are matched for use, so that the pressing and sealing effect of the hoop on the hose can be enhanced.

As shown in fig. 1 and 4, the lock catch 3 and the pull ring 4 are combined to form a locking structure, which plays a role of fixing and locking; the lock catch 3 is provided with a pin shaft 31, a first clamping groove 32 and a second clamping groove 33; the lock catch 3 is connected with the hoop main belt 1 through a pin 31, two ends of the pin 31 penetrate through two sides of the lock catch 3, two ends of the pin 31 are respectively connected with a lock catch mounting hole 12, connection between the lock catch 3 and the hoop main belt 1 is achieved, and the lock catch 3 can rotate around the pin 31; first draw-in groove 32, second draw-in groove 33 are the chucking fixed point of pull ring 4, and the hoop can form the closed loop structure behind first draw-in groove 32, the second draw-in groove 33 card income, realizes the effect of cramping, and the draw-in groove on the hasp 3 can be according to user demand adjustment position or expand more draw-in grooves.

As shown in fig. 1, 2 and 5, the pull ring 4 is a trapezoidal ring structure, and can be combined with the lock catch 3 to form a locking structure; one end of the pull ring 4 is fixed on the pull ring fixing point 13 on the hoop main belt 1, and the other end opposite to the pull ring 4 is clamped into the first clamping groove 32 or the second clamping groove 33 of the lock catch 3 when the hoop is tightened, so that a closed ring structure is formed, and the tightening effect is realized.

As shown in fig. 6, the return spring 5 is a spiral spring structure, and the return spring 5 is sleeved on the pin 31 of the lock catch 3; one end of a return spring 5 is fixed on the lock catch 3, the other end is in a free and loose state, and the straight line section at the other end is directly pressed on the hoop main belt 1; after the return spring 5 is installed, a certain pretightening force is formed, so that the lock catch 3 keeps a state of clinging to the main belt 1 of the hoop, and the return function of the lock catch 3 is realized.

One end of the return spring 5 is fixed on the lock catch 3, and one end of the return spring 5, which is connected with the lock catch 3, can be fixed on the inner side of the side surface of the lock catch 3 in a spot welding mode.

One end of the return spring 5 is fixed on the latch 3, and in another embodiment of the present invention, a through hole 34 may be formed at a side of the latch 3, and one end of the return spring 5 connected to the latch 3 may be formed as a hook, and the hook penetrates through the through hole 34 to connect the return spring 5 and the latch 3.

As shown in fig. 7, when the hoop capable of self-locking and quick-release is used, the hoop is integrally sleeved on the hose 6, the hoop is in a loose state, the hose is sleeved on the hard tube 7, the hoop is located at the lap joint position of the hose 6 and the hard tube 7, a certain external force is applied to the latch, the external force exceeds the pre-tightening force of the return spring 5, the latch 3 rotates around the pin shaft 31 to further pull up the latch 3, one end of the pull ring 4 is clamped into the first clamping groove 32 or the second clamping groove 33 on the latch 3, the latch 3 is pressed down with force, the latch 3 is restored to a state of being tightly attached to the main belt 1 of the hoop, the hoop is installed, and the hoop clamps the hose, namely, the hose and the hard tube are connected and sealed; under the action of the pre-tightening force of the return spring 5, the hoop can hoop a hose, and the pull ring is not easy to be separated from the clamping groove, so that the hoop structure has a good self-locking function, and the problems of loosening of the hoop and the like are avoided.

As shown in fig. 8 and 9, when the hoop capable of self-locking and quick-release is disassembled, a certain external force is applied to the latch 3 to rotate the latch 3 around the pin 31, one end of the pull ring 4 is separated from the first slot 32 or the second slot 33 on the latch 3, after the external force is released, the latch 3 is restored to the state of being tightly attached to the main belt 1 of the hoop again under the action of the pre-tightening force of the return spring 5, so that the unlocking is completed, and the hoop can be disassembled from the hose and the hard pipe.

Finally, it should be noted that: while the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that various changes in the form and details may be made therein without departing from the spirit and scope of the utility model. 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

1. A hoop capable of self-locking and quick disassembling is characterized by comprising a main belt (1), an auxiliary belt (2), a lock catch (3), a pull ring (4) and an elastic component; when the hoop is hooped, the auxiliary belt (2) is tightly attached to the main belt (1) and is used for forming a complete circular structure with the main belt (1); the lock catch (3) is positioned at one end of the main belt (1); the pull ring (4) is used for being connected with the other end of the main belt (1); the elastic part is positioned on the lock catch (3) and one end of the elastic part is connected with the lock catch (3).

2. A self-lockable quick release hoop according to claim 1, characterized in that the main band (1) is a circular band structure comprising a notch; a first pressing groove (11) is formed in the body of the hoop main belt (1), and the first pressing groove (11) is formed along the circumference of the hoop main belt (1); one end of the hoop main belt (1) is provided with two lock catch mounting holes (12), and the lock catch mounting holes (12) are two round holes which are oppositely arranged at two sides of the lock catch (3) and used for mounting and fixing the lock catch (3); the other end of the hoop main belt (1) is provided with a pull ring fixing point (13).

3. A self-lockable quick-release hoop according to claim 2, characterized in that the first pressing groove (11) is a circular groove or a circular strip protruding from the main belt (1).

4. A self-lockable quick-release hoop according to claim 1, characterized in that the sub-band (2) is an arc-shaped belt-shaped structure, and the hoop sub-band (2) is provided with a second pressing groove (21) and four clamping grooves (22); the second pressing groove (21) is arranged along the length direction of the hoop auxiliary belt (2); the four clamping grooves (22) are respectively positioned at four corners of the hoop auxiliary belt (2).

5. A self-lockable quick-release hoop according to claim 4, wherein the second pressing groove (21) is an annular strip or an annular groove protruding from the body of the sub-belt (2); the second pressing groove (21) is connected with the first pressing groove to realize the connection of the main belt (1) and the auxiliary belt (2).

6. A hoop capable of self-locking and being quickly disassembled according to claim 1, wherein the lock catch (3) is provided with a pin shaft (31), a first clamping groove (32) and a second clamping groove (33); two ends of the pin shaft (31) penetrate through two sides of the lock catch (3), two ends of the pin shaft (31) are respectively connected with a lock catch mounting hole (12), and the lock catch (3) is connected with the hoop main belt (1).

7. A self-lockable quick-release hoop according to claim 1, characterized in that the pull ring (4) is a trapezoidal ring structure.

8. A self-lockable quick-release hoop according to claim 1, characterized in that the elastic member is a return spring (5); the return spring (5) is positioned on the pin shaft (31) of the lock catch (3), and one end of the return spring (5) is fixed on the side surface of the lock catch (3).

9. A self-lockable quick-release hoop according to claim 8, characterized in that one end of the return spring (5) connected with the lock catch (3) is fixed on the inner side of the side surface of the lock catch (3) by spot welding.

10. A self-locking quick-release hoop according to claim 8, wherein one end of the return spring (5) is a hook, a through hole (34) is formed in the side of the lock catch (3), and the hook at one end of the return spring (5) penetrates through the through hole (34) to realize the connection between the return spring (5) and the lock catch (3).