CN105805111B

CN105805111B - Adjustable connecting piece of automatic inserted bar for locking upper screw and lower screw

Info

Publication number: CN105805111B
Application number: CN201610300080.1A
Authority: CN
Inventors: 周兆弟
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-05-06
Filing date: 2016-05-06
Publication date: 2020-03-31
Anticipated expiration: 2036-05-06
Also published as: CN105805111A

Abstract

The invention belongs to the technical field of buildings, and relates to an automatic upper-screw lower-lock inserting rod adjustable connecting piece. Including last connective bar and lower connective bar, the tip of going up connective bar and connective bar has respectively and connects the chamber and connect the chamber down, and go up and connect the chamber and connect the intracavity under with and have the internal thread, it has the grafting stick to go up the spiro union in the connective bar, the spiro union has latch mechanism in the connective bar down, the outer wall of grafting stick has the ring gear with grafting stick integrated into one piece, when the grafting stick inserts latch mechanism in, thereby rotate the ring gear and can adjust the position of the tip of grafting stick in latch mechanism and make grafting stick and latch mechanism joint cooperation, the grafting stick on the spiro union have a gear circle, rotate the gear circle and enable the gear circle be close to down the connective bar and with the tip top of connective bar down tight. The invention is convenient for mechanical operation to connect, has adjustable connecting distance, can play the double effects of pulling resistance and pressure resistance, and has firm and reliable connection.

Description

Adjustable connecting piece of automatic inserted bar for locking upper screw and lower screw

Technical Field

The invention belongs to the technical field of buildings, and relates to an automatic upper-screw lower-lock inserting rod adjustable connecting piece which is suitable for quick connection of objects.

Background

The connecting piece is usually used for connecting two objects, and particularly in the past, the connecting piece is developed rapidly due to the convenience and rapidness in use, but the connecting distance of the existing connecting piece is not adjustable, so that the connecting piece has certain limitation. To this end, the applicant previously filed a patent document of adjustable-pitch connection [ application No.: 201410042392.8], including two connectors, be equipped with the bayonet joint in one of them connector, be equipped with the adjusting bolt subassembly that can adjust length in another connector, the bayonet joint can insert the adjusting bolt subassembly in, when adjusting bolt subassembly adjustment length, the bayonet joint can with adjusting bolt subassembly joint cooperation, the adjusting bolt subassembly include adjusting bolt and with the coupling nut of adjusting bolt spiro union, the bayonet joint can insert coupling nut and when adjusting bolt rotates to suitable position coupling nut can form the joint cooperation with the bayonet joint.

The connecting piece has the characteristic of adjustable distance, can adjust the distance according to different requirements and realize quick connection between two prefabricated parts, has reasonable structure and ingenious design, and is reliable, controllable and firm in connection in the connection process when the two prefabricated parts are connected. Carefully analyzing, but also having the defect in beauty, the adjusting bolt subassembly of foretell connecting piece is located the coupling nut below, and the space that supplies manipulator or hand tool to get into is less, and it is comparatively inconvenient to rotate, and needs fixed connection nut simultaneously when rotating adjusting bolt, otherwise can produce and skid, and work efficiency receives the influence.

Disclosure of Invention

The invention aims to solve the problems and provides an automatic inserted rod adjustable connecting piece with convenient use and high connecting efficiency for locking and unlocking an upper screw.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a go up automatic adapting piece with adjustable inserted bar of spiral shell lower lock, includes connective bar and lower connective bar, last connective bar and the tip of connective bar down have respectively and connect the chamber down, and go up and connect the chamber and connect the intracavity down and have the internal thread, last connective bar in the spiro union have the grafting stick, lower connective bar in the spiro union have latch mechanism, the outer wall of grafting stick have with grafting stick integrated into one piece's ring gear, when the grafting stick inserts latch mechanism in, thereby rotate the ring gear and can adjust the position of the tip of grafting stick in latch mechanism and make the grafting stick cooperate with the latch mechanism joint, the grafting stick on the spiro union have a gear circle, rotate the gear circle and enable the gear circle be close to down the connective bar and with the tip top of connective bar down tightly.

In the above-mentioned automatic inserted bar adjustable connecting piece of locking under last spiral shell, the gear circle be located between latch mechanism and the ring gear, the part that the inserted bar is located outside the latch mechanism has the external screw thread.

In the automatic upper-screw lower-lock inserting rod adjustable connecting piece, a sealing ring is arranged between the gear ring and the clamping mechanism and sleeved on the inserting rod.

In foretell connecting piece with adjustable lock automatic inserted bar under last spiral shell, the tip of grafting stick have the card platform that is the step form, clamping mechanism include with the middle nut of lower junction chamber spiro union and be located the snap ring subassembly and the elastic component of lower junction chamber, thereby the both ends of elastic component lean on respectively and make snap ring subassembly hug closely middle nut by connecting chamber bottom and snap ring subassembly down, the grafting stick can insert in the middle nut and make the card platform pass the snap ring subassembly, the snap ring subassembly is located between middle nut and the card platform, thereby rotate the ring gear and enable the card platform and be close to the snap ring subassembly and make the card platform block the snap ring subassembly.

In the above connecting piece with adjustable lock automatic inserted bar under last spiral shell, snap ring subassembly include a plurality of circumference evenly distributed's card, the elastic component be the cylindricality spring.

In foretell connecting piece with adjustable lock automatic inserted bar under last spiral shell, the tip of grafting stick have the card platform that is the step form, clamping mechanism include with the shell fragment subassembly of connecting the chamber spiro union down, when the grafting stick inserted the shell fragment subassembly in, rotate the ring gear and enable the card platform and be close to the shell fragment subassembly and make the tip of card platform and shell fragment subassembly form the joint cooperation.

In the adjustable connecting piece for the upper-screw lower-locking automatic inserted rod, the elastic piece assembly comprises an elastic piece screwing part in screw joint fit with the lower connecting cavity, a plurality of elastic pieces are uniformly distributed along the axial lead of the elastic piece screwing part in the circumferential direction at the end part of the elastic piece screwing part, and the included angle between the elastic piece and the inner wall of the lower connecting cavity is larger than 0 degree and smaller than 90 degrees.

In the adjustable connecting piece for the upper-screw lower-lock automatic inserted rod, the elastic sheet and the elastic sheet screwed part are integrally formed, and the included angle between the elastic sheet and the inner wall of the lower connecting cavity is 15-35 degrees.

In the above-mentioned adjustable connecting piece of the automatic inserted link with upper screw and lower lock, the blocking table is provided with a positioning blocking piece protruding towards the direction of the elastic piece assembly.

In the above connecting piece with adjustable automatic inserted link of locking under last spiral shell, the location stop piece including be annular position circle, position circle and ka tai between form the location portion that supplies the tip of bullet piece subassembly to insert.

Compared with the prior art, the invention has the advantages that: the manipulator and other electric tools can rotate the connecting rod and the gear ring through the gear and the like in the operation process, the working efficiency is greatly improved, the positioning and distance adjustment can be realized by rotating the plug connector, and the use is convenient; the setting of gear circle makes can form the dual effect of resistance to plucking resistance to compression after the joint, and can also play sealed guard action, firm in connection, reliable and improved life.

Drawings

FIG. 1 is a schematic structural view of example 1;

FIG. 2 is a schematic view of the internal structure of embodiment 1;

FIG. 3 is a schematic view of the internal structure at the time of connection of embodiment 1;

FIG. 4 is a schematic view of the structure of embodiment 2 at the time of connection;

FIG. 5 is a schematic structural view of example 2;

FIG. 6 is a schematic structural view of a gear ring;

fig. 7 is a schematic structural view of the dome assembly of embodiment 2;

FIG. 8 is a schematic structural view of a snap ring assembly of embodiment 1;

fig. 9 is a schematic structural view of the bayonet rod of example 1.

In the figure: go up connective bar 1, lower connective bar 2, go up connection chamber 3, lower connection chamber 4, grafting stick 5, spiro union end 5a, grafting end 5b, guide part 5c, ring gear 6, latch mechanism 7, gear circle 8, ka tai 9, middle nut 10, fender ring 10a, snap ring subassembly 11, elastic component 12, card 13, shell fragment subassembly 14, shell fragment spiro union portion 15, shell fragment 16, location stop 17, position circle 18, location portion 18 a.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Example 1

As shown in fig. 1, 2 and 3, a connecting piece with adjustable automatic inserted bar of lock under last spiral shell, including last connective bar 1 and lower connective bar 2, the tip of last connective bar 1 and lower connective bar 2 have respectively and connect chamber 3 and connect chamber 4 down, preferably, the outer wall that goes up connection chamber 3 and connect chamber 4 down is the form of expanding, is convenient for make also be convenient for connect, goes up and is connected chamber 3 and connect the interior screw thread that has of chamber 4 down, last connective bar 1 in spiro union have grafting stick 5, lower connective bar 2 in spiro union have latch mechanism 7, the outer wall of grafting stick 5 have with grafting stick 5 integrated into one piece's ring gear 6, when grafting stick 5 inserts latch mechanism 7 in, rotate ring gear 6 and can adjust the position of the tip of grafting stick 5 in latch mechanism 7 thereby make grafting stick 5 and latch mechanism 7 joint cooperation.

The gear ring 6 of the invention can be connected with automatic machines such as a mechanical hand and the like, thereby realizing automatic operation and improving the automation degree of operation, and the technical personnel in the field can understand that when the two objects are connected, the initial distance of the two objects has deviation with the distance required to be set, therefore, the distance required to be connected between the objects can be adjusted by rotating the gear ring 6 to adjust the distance between the inserting rod 5 and the lower connecting rod 2.

As shown in fig. 9, the inserting rod 5 includes a screw connection end 5a screwed with the upper connection cavity 3 and an inserting end 5b inserted into the clamping mechanism 7, the end of the inserting rod 5 has a stepped clamping table 9, the clamping table 9 is located on the inserting end 5b, the end of the inserting end 5b can be in a semicircular shape or a circular cone shape or other structures with a small lower part and a large upper part, so as to facilitate insertion, and the inserting end 5b can also be provided with a slope-shaped guide part 5c, so as to further improve the smoothness during inserting.

In this embodiment, the clamping mechanism 7 includes an intermediate nut 10 screwed with the lower connecting cavity 4, and a snap ring assembly 11 and an elastic member 12 located in the lower connecting cavity 4, preferably, the end of the intermediate nut 10 has a stop ring 10a, the stop ring 10a is located outside the lower connecting cavity 4 to position the intermediate nut 10, two ends of the elastic member 12 respectively abut against the bottom of the lower connecting cavity 4 and the snap ring assembly 11 to enable the snap ring assembly 11 to cling to the intermediate nut 10, the inserting rod 5 can be inserted into the intermediate nut 10 and enable the clamping platform 9 to pass through the snap ring assembly 11, the snap ring assembly 11 is located between the intermediate nut 10 and the clamping platform 9, the gear ring 6 can enable the clamping platform 9 to approach the snap ring assembly 11 to enable the clamping platform 9 to clamp the snap ring assembly 11, since the snap ring assembly 11 abuts against the intermediate nut 10, the snap ring assembly 11 and the clamping platform 9 form a clamping fit, that is, the positioning of the inserting rod 5 is formed, thereby realizing connection and forming tensile effect.

As shown in fig. 8, the snap ring assembly 11 includes a plurality of circumferentially and uniformly distributed clamping pieces 13, the number of the clamping pieces 13 may be 2, 3, 4 or more, and the elastic member 12 is a cylindrical spring. As shown in fig. 6, the gear ring 8 has racks uniformly distributed around it.

As shown in fig. 2 and 3, a gear ring 8 is screwed on the plug rod 5, and the gear ring 8 can be rotated to enable the gear ring 8 to be close to the lower connecting rod 2 and tightly prop against the end of the lower connecting rod 2. Preferably, the gear ring 8 is located between the clamping mechanism 7 and the gear ring 6, and the part of the plug-in rod 5 located outside the clamping mechanism 7 is provided with an external thread. A sealing ring is arranged between the gear ring 8 and the clamping mechanism 7 and used for sealing the lower connecting cavity 4 and protecting the interior of the connecting piece from being corroded, so that the service life is prolonged, the sealing ring is sleeved on the inserting rod 5, and the material can be rubber, tetrafluoroethylene and the like. The gear ring 8 is convenient for automatic tools such as a manipulator or a gear to rotate the gear ring 8, and quick connection is realized. When the gear ring 8 tightly pushes the lower connecting rod 8 or the baffle ring 10a, the inserting rod 5 can not move, and the compression resistance between the upper connecting rod 1 and the lower connecting rod 2 is realized.

The working principle of the invention is as follows: the upper connecting rod 1 and the lower connecting rod 2 are respectively connected with an object which can be a precast pile, a precast wall surface, a precast floor, a building block, a track and the like, the lower connecting rod 2 is firstly screwed with the upper connecting cavity 3, an elastic part 12 is placed in the lower connecting cavity 4, a snap ring component 11 is placed on the elastic part 12, an intermediate nut 10 is screwed into the lower connecting cavity 4, the snap ring component 10 is abutted against the intermediate nut 10 under the action of the elastic part 12, the inserting rod 5 is close to the intermediate nut 10 and enables a clamping platform 9 to sequentially penetrate through the intermediate nut 10 and the snap ring component 11, the upper connecting rod 1 is pulled to enable the clamping platform 9 to be close to the intermediate nut 10 to realize clamping and matching of the clamping platform and the snap ring component 11, tensile connection is formed between two objects to be connected, if the connection distance between the two objects needs to be adjusted, the gear ring 6 is matched with the gear ring through automation, namely the matching of a workpiece and the gear ring 6, the distance from the screwed end 5a, the adjustment of the connection distance between the two objects can be realized.

The above process achieves a tensile effect between the two objects, that is to say the maximum distance between the two objects is fixed. At this moment, the gear ring 8 is rotated, so that after the gear ring 8 and the end part of the middle nut 10, namely the baffle ring 10a, are tightly pushed, the inserting rod 5 can not be inserted into the lower connecting cavity 4, namely, the position fixing of the inserting rod 5 is realized, and the compression resistance effect is achieved. In addition, gear circle 8 is on last connective bar 1, and after gear circle 8 realized the laminating with fender ring 10a, can prevent that other materials from entering into down and connect chamber 4, plays sealed effect, prevents that inner structure from being corroded.

Example 2

The structure and the working principle of the embodiment are basically the same as those of embodiment 1, except that, as shown in fig. 4 and 5, the end of the plug rod 5 is provided with a step-shaped clamping table 9, the clamping mechanism 7 comprises a spring plate assembly 14 screwed with the lower connecting cavity 4, and when the plug rod 5 is inserted into the spring plate assembly 14, the rotation of the gear ring 6 can enable the clamping table 9 to be close to the spring plate assembly 14 and enable the clamping table 9 to be in clamping fit with the end of the spring plate assembly 14. The structure of the spring plate assembly 14 is relatively simple, so that the assembly is convenient and the use is convenient.

As shown in fig. 7, the elastic piece assembly 14 includes an elastic piece screwing portion 15 screwed and matched with the lower connecting cavity 4, a plurality of elastic pieces 16 uniformly distributed along the axial line circumference of the elastic piece screwing portion 15 are arranged at the end portion of the elastic piece screwing portion 15, an included angle between each elastic piece 16 and the inner wall of the lower connecting cavity 4 is larger than 0 degree and smaller than 90 degrees, and a retaining ring 10a can be arranged at the end portion of the elastic piece screwing portion 15.

In the preferred scheme, the elastic sheet 16 and the elastic sheet screwing part 15 are integrally formed, the included angle between the elastic sheet 16 and the inner wall of the lower connecting cavity 4 is 15-35 degrees, and under the angle, the elastic sheet 16 can realize elastic expansion and has strong tensile resistance.

Referring to fig. 7, the card platform 9 is provided with a positioning blocking member 17 protruding toward the spring assembly 14 to prevent the spring assembly 14 from springing open, so as to improve the reliability of connection, the positioning blocking member 17 includes an annular positioning ring 18, and referring to fig. 7, a positioning portion 18a for inserting the end of the spring assembly 14 is formed between the positioning ring 18 and the card platform 9, and the width of the positioning portion should be not less than the thickness of the spring 16, so that the positioning portion can be inserted, which is common knowledge.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although the terms of the upper connecting rod 1, the lower connecting rod 2, the upper connecting cavity 3, the lower connecting cavity 4, the inserting rod 5, the screwing end 5a, the inserting end 5b, the guide portion 5c, the gear ring 6, the clamping mechanism 7, the gear ring 8, the clamping table 9, the middle nut 10, the stop ring 10a, the snap ring assembly 11, the elastic member 12, the clamping sheet 13, the elastic sheet assembly 14, the elastic sheet screwing portion 15, the elastic sheet 16, the positioning stop member 17, the positioning ring 18 and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The utility model provides a connecting piece with adjustable automatic inserted bar of lock under last spiral shell for connect prefabricated component, prefabricated component includes prefabricated wall, prefabricated floor, building block or track, includes connective bar (1) and connective bar (2) down, the tip of going up connective bar (1) and connective bar (2) down have connection chamber (3) and lower connection chamber (4) respectively, and go up connection chamber (3) and have the internal thread in connecting chamber (4) down, its characterized in that, last connective bar (1) in spiro union have grafting stick (5), lower connective bar (2) in spiro union have latch mechanism (7), the outer wall of plug stick (5) have with plug stick (5) integrated into one piece and can be by ring gear (6) of electric tool rotation in the connection space between prefabricated component, ring gear (6) and plug stick (5) relatively fixed, when plug stick (5) insert in latch mechanism (7), the inserting rod (5) can be driven to rotate by rotating the gear ring (6) through the electric tool so as to adjust the position of the end part of the inserting rod (5) in the clamping mechanism (7) and then the inserting rod (5) is clamped and matched with the clamping mechanism (7),

the inserting rod (5) is connected with a gear ring (8) which can rotate in a connecting space between the prefabricated parts by an electric tool in a threaded manner, the gear ring (8) can independently rotate relative to the inserting rod (5) and the gear ring (6), the gear ring (8) can be close to the lower connecting rod (2) and tightly propped against the end part of the lower connecting rod (2) by rotating the gear ring (8) by the electric tool,

gear circle (8) be located between clamping mechanism (7) and ring gear (6), the part that grafting stick (5) are located outside clamping mechanism (7) has the external screw thread, when connecting, rotates ring gear (6) earlier, after grafting stick (5) and clamping mechanism (7) joint, rotates gear circle (8) again.

2. The automatic inserted rod adjustable connecting piece with upper and lower lock according to claim 1, characterized in that a sealing ring is arranged between the gear ring (8) and the clamping mechanism (7), and the sealing ring is sleeved on the inserting rod (5).

3. The adjustable connecting piece of automatic bolt-up and bolt-down lock inserted bars of claim 1, the end part of the plug rod (5) is provided with a step-shaped clamping table (9), the clamping mechanism (7) comprises a middle nut (10) which is in threaded connection with the lower connecting cavity (4), a clamping ring component (11) and an elastic piece (12) which are positioned in the lower connecting cavity (4), two ends of the elastic piece (12) are respectively propped against the bottom of the lower connecting cavity (4) and the snap ring component (11) so that the snap ring component (11) is clung to the middle nut (10), the plug-in rod (5) can be inserted into the middle nut (10) and enables the clamping table (9) to penetrate through the clamping ring assembly (11), the clamping ring assembly (11) is located between the middle nut (10) and the clamping table (9), and the gear ring (6) is rotated to enable the clamping table (9) to be close to the clamping ring assembly (11) so that the clamping table (9) clamps the clamping ring assembly (11).

4. An automatic locking and unlocking plunger rod adjustable connecting piece according to claim 3, wherein the snap ring assembly (11) comprises a plurality of clamping pieces (13) which are evenly distributed in the circumferential direction, and the elastic piece (12) is a cylindrical spring.

5. The adjustable connecting piece of the automatic inserted rod with the upper screw and the lower lock as claimed in claim 1, wherein the end of the inserted rod (5) is provided with a clamping table (9) in a step shape, the clamping mechanism (7) comprises a spring plate assembly (14) in threaded connection with the lower connecting cavity (4), and when the inserted rod (5) is inserted into the spring plate assembly (14), the gear ring (6) is rotated to enable the clamping table (9) to be close to the spring plate assembly (14) and enable the clamping table (9) to be in clamping fit with the end of the spring plate assembly (14).

6. The adjustable connecting piece of the automatic inserted link of up-screw and down-lock of claim 5, wherein the elastic piece assembly (14) comprises an elastic piece screwing part (15) which is in screw connection fit with the lower connecting cavity (4), a plurality of elastic pieces (16) which are uniformly distributed along the axial lead of the elastic piece screwing part (15) in the circumferential direction are arranged at the end part of the elastic piece screwing part (15), and the included angle between the elastic pieces (16) and the inner wall of the lower connecting cavity (4) is more than 0 degree and less than 90 degrees.

7. The adjustable connecting piece of the automatic inserted link of up-screw and down-lock of claim 6, wherein the elastic sheet (16) and the elastic sheet screwing part (15) are integrally formed, and the included angle between the elastic sheet (16) and the inner wall of the lower connecting cavity (4) is 15-35 °.

8. An automatic locking and unlocking inserting rod adjustable connecting piece according to claim 5, wherein a positioning blocking piece (17) protruding towards the spring piece assembly (14) is arranged on the clamping table (9).

9. An automatic bolt-on-lock and bolt-off plug-rod adjustable connecting piece according to claim 8, characterized in that the positioning blocking piece (17) comprises an annular positioning ring (18), and a positioning part for inserting the end part of the spring plate assembly (14) is formed between the positioning ring (18) and the clamping table (9).