CN217840342U

CN217840342U - Mechanical quick connector

Info

Publication number: CN217840342U
Application number: CN202221993397.5U
Authority: CN
Inventors: 郑金钟; 徐云英
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-11-18
Anticipated expiration: 2032-07-28

Abstract

The utility model provides a machinery high-speed joint head, include: a connecting member; the blade sleeve comprises an installation part and an elastic part arranged at the upper end of the installation part, the elastic part comprises a plurality of blade springs distributed at intervals in an annular array along the circumferential direction of the installation part, one ends of the blade springs far away from the installation part are arranged in an open shape, and the blade sleeve is sleeved at the lower part of the connecting piece; spacing sleeve, including spacing portion, the internal diameter from the bottom up crescent of spacing portion, the inclination of spacing portion inside wall is less than a plurality of when leaf spring expands outward the inclination of the lateral wall of elastic component. The utility model provides a pair of mechanical high-speed joint head can simplify the holistic structure of mechanical connector when realizing high-speed joint mechanical connector, reduces part quantity, and the installation is simple quick.

Description

Mechanical quick connector

Technical Field

The utility model relates to a mechanical connector field specifically indicates a machinery high-speed joint head.

Background

The precast concrete members are building members, including beams, plates, columns, building finishing accessories and the like, which are manufactured in advance in factories by using concrete as a basic material. At present, mechanical connectors are generally adopted for connecting concrete prefabricated parts.

However, in the existing mechanical connector, it is generally necessary to provide a single spring or a plurality of springs to cooperate with other structures, so as to achieve the effect of locking the connector, for example, application No. 202120037264.X, which is named as a patent application of a tapered split concrete connector, and specifically, the locking of the steel bar connector is achieved through the cooperation between the sleeve, the transition piece and the pre-tightening spring. The arrangement makes the overall structure of the mechanical connector complex, the parts are various, and the process of assembling the mechanical connector is complex, time-consuming and labor-consuming.

The problem to the existence of the above-mentioned prior art designs a mechanical quick connector is the utility model discloses the purpose of research.

SUMMERY OF THE UTILITY MODEL

Problem to above-mentioned prior art exists, the utility model provides a machinery high-speed joint head can effectively solve the problem that above-mentioned prior art exists.

The technical scheme of the utility model is that:

a mechanical quick connector comprising:

the upper end and the lower end of the connecting piece are respectively provided with a first connecting part and a second connecting part;

the blade sleeve comprises an installation part and an elastic part arranged at the upper end of the installation part, the elastic part comprises a plurality of blade springs distributed at intervals in an annular array along the circumferential direction of the installation part, one ends of the blade springs far away from the installation part are arranged in an open shape, and the blade sleeve is sleeved at the lower part of the connecting piece;

spacing sleeve, including spacing portion, the internal diameter from the bottom up of spacing portion crescent, the inclination of spacing portion inside wall is less than a plurality of when blade spring opens outward the inclination of the lateral wall of elastic component, blade sleeve passes through the perpendicular to is followed to the elastic component the top set up in the tension of spacing portion inside wall direction in spacing portion, the connecting piece passes through blade sleeve with the spacing setting of cooperation of spacing portion.

Furthermore, the inclination angle of the inner side wall of the limiting part is defined to be A1, the range of A1 is 78-86 degrees, the inclination angle of the outer side wall of the elastic part when the blade springs are expanded is defined to be A2, and the range of A2 is 30-38 degrees.

Further, the length of the limiting part is larger than or equal to that of the blade sleeve, A1 is 82 degrees, and A2 is 34 degrees.

Further, the lateral wall of installation department with the lateral wall curve of elasticity portion excessively sets up, the internal diameter of spacing portion lower part with the external diameter looks adaptation of installation department, the inside wall from the bottom up curve of spacing portion excessively sets up.

Further, still include the mounting, be equipped with the external screw thread on the lateral wall of first connecting portion and second connecting portion respectively, be equipped with on the inside wall of mounting and installation department respectively with the internal thread of external screw thread looks adaptation, the lateral wall of first connecting portion with the inside wall spiro union setting of mounting, the lateral wall of second connecting portion with the inside wall spiro union setting of installation department, stop sleeve is still including locating the fixed part of spacing portion upper end.

Further, the thicknesses of the fixing part and the fixing part are respectively defined as D1 and D2, and the ranges of D1 and D2 are both more than or equal to 20mm.

Furthermore, a connecting channel is formed inside the fixing piece, a limiting channel is formed inside the limiting sleeve, and the sum of the lengths of the connecting channel and the limiting channel is matched with the length of the connecting piece.

Accordingly, the present invention provides the following effects and/or advantages:

the utility model provides a mechanical quick connector, which comprises a connecting piece; the blade sleeve comprises an installation part and an elastic part arranged at the upper end of the installation part, the elastic part comprises a plurality of blade springs distributed at intervals in an annular array along the circumferential direction of the installation part, one ends of the blade springs far away from the installation part are arranged in an open shape, and the blade sleeve is sleeved at the lower part of the connecting piece; limiting sleeve, including spacing portion, the internal diameter from the bottom up of spacing portion crescent, the inclination of spacing portion inside wall is less than the inclination of the lateral wall of elastic component when a plurality of leaf springs open outward. The setting of above-mentioned structure utilizes parts such as the blade sleeve to replace the spring among the prior art, realizes setting up blade sleeve inner top in spacing portion through the tension of elastic component along the spacing portion inner wall of perpendicular to, and then carries out spacing setting through the cooperation of blade sleeve and spacing portion to the connecting piece. Can be when realizing quick-connect mechanical connector, simplify the holistic structure of mechanical connector, reduce part quantity, and the simple quick of the process of equipment mechanical connector, only need be connected blade sleeve and connecting piece and accomplish the equipment promptly, squeeze into the inside installation that can accomplish mechanical connector of spacing sleeve with it again, labour saving and time saving.

It is to be understood that both the foregoing general description and the following detailed description of the present invention are exemplary and explanatory and are intended to provide further explanation of the invention as claimed.

Drawings

Fig. 1 is an illustration of the explosion structure of a mechanical quick connector provided by the present invention.

Fig. 2 is a schematic perspective view of the blade sleeve according to the present invention.

Fig. 3 is an exploded cross-sectional view of the blade sleeve and the limiting sleeve when the plurality of blade springs are outwardly expanded.

Fig. 4 is the utility model provides a pair of sectional structure schematic diagram after the installation of machinery high-speed joint head is accomplished.

Fig. 5 is an exploded sectional view of the connecting member, the fixing member, and the limiting sleeve according to the present invention.

Detailed Description

To facilitate understanding of those skilled in the art, the structure of the present invention will now be described in further detail with reference to the following examples:

referring to fig. 1-5, a mechanical quick connector includes:

the upper end and the lower end of the connecting piece 1 are respectively provided with a first connecting part 11 and a second connecting part 12;

the blade sleeve 2 comprises an installation part 21 and an elastic part 22 arranged at the upper end of the installation part 21, wherein the elastic part 22 comprises a plurality of blade springs 221 which are distributed at intervals in an annular array along the circumferential direction of the installation part 21, in the embodiment, the number of the blade springs 221 is four, in other embodiments, the number of the blade springs 221 can be adaptively adjusted according to specific conditions, one ends of the blade springs 221, which are far away from the installation part 21, are arranged in an open shape, the outer diameter of the elastic part 22 is gradually increased from bottom to top, the blade sleeve 2 is sleeved on the lower part of the connecting part 1, and the second connecting part 12 and the installation part 21 are detachably arranged; in the embodiment, the vane sleeve 2 is made of spring steel, specifically, 65 manganese steel is adopted, and after the 65 manganese steel plate is subjected to heat treatment, various workpieces such as check rings, gaskets, spring plates and the like can be made, and the surface layer of the vane sleeve can be rapidly subjected to work hardening under strong impact and extrusion conditions, so that the hardened layer has good wear resistance while good toughness and plasticity are maintained. In other embodiments, the blade sleeve 2 may be made of other spring steel materials with good toughness and plasticity, and is not limited herein.

Limiting sleeve 3, including spacing portion 31, the internal diameter from the bottom up crescent of spacing portion 31, the inclination of spacing portion 31 inside wall is less than a plurality of when blade spring 221 opens outward the inclination of elastic part 22's lateral wall, blade sleeve 2 passes through elastic part 22 is along the perpendicular to the top sets up in the tension of spacing portion 31 inside wall direction in spacing portion 31, connecting piece 1 passes through blade sleeve 2 with spacing setting of spacing portion 31's cooperation.

The setting of above-mentioned structure utilizes blade sleeve 2 to replace parts such as the spring among the prior art, realizes setting up blade sleeve 2 top in spacing portion 31 through the tension of elasticity portion 22 along the spacing portion 31 inner wall of perpendicular to, and then carries out spacing setting through the cooperation of blade sleeve 2 and spacing portion 3 to connecting piece 1. Can be when realizing quick-connect mechanical connector, simplify the holistic structure of mechanical connector, reduce part quantity, and the simple quick of the process of equipment mechanical connector, only need be connected blade sleeve 2 and connecting piece 1 and accomplish the equipment promptly, squeeze into the installation that 3 insides of spacing sleeve can accomplish mechanical connector with it again, labour saving and time saving.

In order to strengthen the tension of the elastic part 22 and thus the connection strength between the blade sleeve 2 and the limiting sleeve 3, the inclination angle of the inner side wall of the limiting part 31 is defined as A1, the range of the A1 is 78-86 °, the inclination angle of the outer side wall of the elastic part 22 when the blade springs 221 are outwardly expanded is defined as A2, and the range of the A2 is 30-38 °. Therefore, the elastic part 22 has a certain prestress before installation, and when the connected connecting piece 1 and the blade sleeve 2 are driven into the limiting sleeve 3, the elastic part 22 has enough tension to enable the inner top of the blade sleeve 2 to be arranged in the limiting part 31 of the limiting sleeve 3.

In order to further strengthen the tension of the elastic portion 22 and further strengthen the connection strength between the blade sleeve 2 and the position limiting sleeve 3, the length of the position limiting portion 31 is equal to or greater than the length of the blade sleeve 2, preferably, in the present embodiment, the inclination angle A1 of the inner side wall of the position limiting portion 31 is set to 82 °, and the inclination angle A2 of the outer side wall of the elastic portion 22 when the plurality of blade springs 221 are outwardly expanded is set to 34 °. Therefore, while avoiding the breakage and failure of the blade springs 221, the elastic part 22 is prestressed to the maximum before installation, and when the connected connector 1 and the blade sleeve 2 are driven into the position-limiting sleeve 3, the elastic part 22 is tensioned to the maximum to set the inner top of the blade sleeve 2 in the position-limiting part 31 of the position-limiting sleeve 3. In other embodiments, the angle A1 and the angle A2 may be adaptively adjusted according to specific situations.

In order to make the lateral wall of blade sleeve 2 with the inseparabler laminating of the inside wall of spacing portion 31, the lateral wall of installation department 21 with the lateral wall curve of elastic component 22 excessively sets up, the internal diameter of spacing portion 31 lower part with the external diameter looks adaptation of installation department 21, the inside wall from the bottom up curve of spacing portion 31 excessively sets up. Therefore, the contact area between the outer side wall of the blade sleeve 2 and the inner side wall of the limiting part 31 is enlarged, and further the friction force between the outer side wall of the blade sleeve 2 and the inner side wall of the limiting part 31 is increased, so that the blade sleeve 2 and the limiting part 31 are more smoothly installed, and the anti-pulling effect is enhanced.

In order to facilitate connection of the connecting piece 1 and the first precast concrete component 5, and to fix the limiting sleeve 3 in the second precast concrete component 6, the connecting piece further includes a fixing piece 4, the fixing piece 4 is pre-embedded in the first precast concrete component 5, external threads are respectively arranged on the outer side walls of the first connecting portion 11 and the second connecting portion 12, internal threads adapted to the external threads are respectively arranged on the inner side walls of the fixing piece 4 and the mounting portion 21, the outer side wall of the first connecting portion 11 is in threaded connection with the inner side wall of the fixing piece 4, so that the upper end of the connecting piece 1 is connected with the first precast concrete component 5, the outer side wall of the second connecting portion 12 is in threaded connection with the inner side wall of the mounting portion 21, in this embodiment, the second connecting portion 12 and the mounting portion 21 are detachably connected by threaded connection, in other embodiments, the second connecting portion 12 and the mounting portion 21 can also be detachably connected by other existing connection methods, such as clamping and the like; the limiting sleeve 3 further comprises a fixing part 32 arranged at the upper end of the limiting part 31, so that the area of the outer side wall of the limiting sleeve 3 is increased, and the limiting sleeve 3 can be more firmly embedded in the second concrete prefabricated part 6.

In order to strengthen the connection strength of the fixing part 4 and the fixing part 32 with the precast concrete component, the thicknesses of the fixing part 4 and the fixing part 32 are defined as D1 and D2, respectively, and the ranges of D1 and D2 are both greater than or equal to 20mm.

In order to make the first precast concrete component 5 and the second precast concrete component 6 closely fit after the connection is completed, a connecting channel 42 is formed inside the fixing piece 4, a limiting channel 33 is formed inside the limiting sleeve 3, and the sum of the lengths of the connecting channel 42 and the limiting channel 33 is matched with the length of the connecting piece 1. Make the mechanical connector connect the completion back, laminate each other between first precast concrete component 5 and the second precast concrete component 6 to better share respective bearing strength each other, simultaneously, avoid connecting piece 1 and blade sleeve 2 to expose in the external world, receive the damage and lead to mechanical connector to lose effect.

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

1. A mechanical quick-connect coupling, comprising:

the upper end and the lower end of the connecting piece (1) are respectively provided with a first connecting part (11) and a second connecting part (12);

the blade sleeve (2) comprises an installation part (21) and an elastic part (22) arranged at the upper end of the installation part (21), the elastic part (22) comprises a plurality of blade springs (221) distributed at intervals in an annular array along the circumferential direction of the installation part (21), one ends, far away from the installation part (21), of the blade springs (221) are arranged in an open mode, and the lower part of the connecting piece (1) is sleeved with the blade sleeve (2);

spacing sleeve (3), including spacing portion (31), the internal diameter from the bottom up of spacing portion (31) crescent, the inclination of spacing portion (31) inside wall is less than a plurality of when leaf spring (221) open outward the inclination of the lateral wall of elastic component (22), leaf sleeve (2) are passed through the perpendicular to is followed in elastic component (22) the top set up in the tension of spacing portion (31) inside wall direction in spacing portion (31), connecting piece (1) are passed through leaf sleeve (2) with the spacing setting of cooperation of spacing portion (31).

2. A mechanical quick-coupling joint according to claim 1, wherein the inclination angle of the inner side wall of said position-limiting portion (31) is defined as A1, A1 being in the range of 78 ° to 86 °, and the inclination angle of the outer side wall of said resilient portion (22) when said leaf springs (221) are outwardly expanded is defined as A2, A2 being in the range of 30 ° to 38 °.

3. A mechanical quick-coupling according to claim 2, characterised in that the length of the limiting portion (31) is equal to or greater than the length of the vane sleeve (2), A1 being set to 82 ° and A2 being set to 34 °.

4. The mechanical quick connector according to claim 1, wherein the curve of the outer side wall of the mounting portion (21) and the curve of the outer side wall of the elastic portion (22) are excessively set, the inner diameter of the lower portion of the limiting portion (31) is adapted to the outer diameter of the mounting portion (21), and the curve of the inner side wall of the limiting portion (31) is excessively set from bottom to top.

5. The mechanical quick connector according to claim 1, further comprising a fixing member (4), wherein the outer side walls of the first connecting portion (11) and the second connecting portion (12) are respectively provided with an external thread, the inner side walls of the fixing member (4) and the mounting portion (21) are respectively provided with an internal thread adapted to the external thread, the outer side wall of the first connecting portion (11) is in threaded connection with the inner side wall of the fixing member (4), the outer side wall of the second connecting portion (12) is in threaded connection with the inner side wall of the mounting portion (21), and the limiting sleeve (3) further comprises a fixing portion (32) disposed at the upper end of the limiting portion (31).

6. A mechanical quick-connect coupling according to claim 5, characterised in that the thickness of the fixing element (4) and the fixing portion (32) are defined as D1 and D2, respectively, D1 and D2 both being in the range of 20mm or more.

7. A mechanical quick connector according to claim 5, characterized in that the fixing member (4) is formed with a connecting channel (42) therein, the limiting sleeve (3) is formed with a limiting channel (33) therein, and the sum of the lengths of the connecting channel (42) and the limiting channel (33) is adapted to the length of the connecting member (1).