CN214743911U

CN214743911U - Threaded quick connector

Info

Publication number: CN214743911U
Application number: CN202120686351.8U
Authority: CN
Inventors: 邢立波
Original assignee: Qingdao Hong Yuan Xiang Automation Equipment Co ltd
Current assignee: Qingdao Hong Yuan Xiang Automation Equipment Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-11-16
Anticipated expiration: 2031-04-02

Abstract

The utility model belongs to the technical field of quick-operation joint, in particular to screw thread quick-operation joint. The joint comprises a cylinder, a pushing mechanism and a water channel; the cylinder installs one side casing of piston rod and is connected with the fixed plate through the connecting piece, the end connection of cylinder piston rod has the connecting plate, pushing mechanism's one end is passed the fixed plate and is connected with the connecting plate, pushing mechanism's the other end articulates there is the clamping jaw, water passageway is located inside pushing mechanism, water passageway is equipped with the water inlet pipe fitting along radial side, water passageway's one end is passed through the push rod and is connected with the fixed plate, water passageway's other end fixedly connected with expands the passageway outward, water passageway's external diameter is less than the external diameter of expanding the passageway outward and towards the external diameter smooth transition that expands the passageway outward, expand passageway and clamping jaw joint outward, the delivery port has been seted up to the inside of expanding the passageway outward, delivery port and water inlet pipe fitting intercommunication. The quick connector can be quickly connected and separated, and solves the problems of insecure connection, water leakage and air leakage of the threaded connector during connection.

Description

Threaded quick connector

Technical Field

The utility model belongs to the technical field of quick-operation joint, in particular to screw thread quick-operation joint.

Background

Among the prior art screw thread class interface, for example, washing machine water filling port, dish washer etc. when connecting, adopt the manual mode of turning round to connect mostly, can appear screw-thread fit not coincide usually among the connection process, and the screw thread mouth is sealed insecure, presss from both sides easily and does not live, takes place phenomenons such as leaking, gas leakage.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a screw thread quick-operation joint through the high-speed joint to screw thread type interface, realizes carrying out operations such as water injection, notes vapour to the product, and the high-speed joint during the use breaks away from fast after using, convenient and fast, and is efficient, and the connection that solution screw thread type interface appears when connecting is insecure, takes place to leak, the problem of gas leakage.

The above object of the present invention can be achieved by the following technical solutions:

a threaded quick connector comprises a cylinder, a pushing mechanism and a water channel;

a fixed plate is fixedly connected with a shell at one side of the air cylinder, provided with a piston rod, through a connecting piece, a cavity is formed between the shell at one side of the air cylinder, provided with the piston rod, and the fixed plate, the size of the cavity can accommodate the piston rod of the air cylinder to extend back and forth, and a connecting plate is fixedly connected with the end part of the piston rod in the air cylinder;

one end of the pushing mechanism, which is close to the air cylinder, penetrates through the fixing plate and is fixedly connected with the side face, which is far away from the air cylinder, of the connecting plate, and one end, which is far away from the air cylinder, of the pushing mechanism is uniformly hinged with a plurality of clamping jaws along the circumferential direction;

the water passageway is located pushing mechanism's inside, the water passageway can be dismantled along radial side and be connected with the water inlet pipe fitting, the water inlet pipe fitting runs through pushing mechanism, the water passageway is close to the one end of cylinder pass through the push rod with the fixed plate is connected, the water passageway is kept away from the outer passageway that expands of one end fixedly connected with of cylinder, expand the passageway outward with the water passageway intercommunication, expand the passageway outward and keep away from the one end of cylinder with the clamping jaw joint, the external diameter of water passageway is less than expand the external diameter of passageway outward, the external diameter of water passageway towards expand the external diameter smooth transition of passageway outward, expand the passageway outward and keep away from the delivery port has been seted up to the inside of cylinder one end, the delivery port with the water inlet pipe fitting intercommunication.

The preferred scheme is as follows:

preferably: one end of the water channel close to the air cylinder is fixedly connected with the fixing plate through a push rod.

Preferably: the water passageway is close to the one end of cylinder is passed the fixed plate pass through the push rod with fixed plate sliding connection, the water passageway is close to the one end of cylinder can be dismantled and be connected with the push rod, the less one end of push rod cross-sectional area is passed the fixed plate inserts the water passageway is close to the inside of cylinder one end, the great one end of push rod cross-sectional area with be equipped with the limiting plate between the fixed plate, the cross-sectional area of limiting plate is greater than the cross-sectional area of the great one end of push rod cross-sectional area, the push rod with the piston rod of cylinder is on same central line.

Preferably: the water passageway is close to one pot head of cylinder is equipped with the spring, the spring is located the fixed plate is kept away from one side of cylinder, both ends respectively with the fixed plate about the spring water passageway fixed connection.

Preferably: the number of the clamping jaws is four, and the inner side of each clamping jaw is provided with a thread.

Preferably: expand the passageway outward and keep away from the one end of cylinder evenly is equipped with the direction claw along the hoop, every the clamping jaw with expand passageway joint outward after all be located adjacent two between the direction claw.

Preferably: and a sealing gasket is arranged between the inner side of the guide claw and the outer periphery of the water outlet.

Preferably: the number of the connecting pieces is four.

Preferably: a plurality of round holes are formed around the joint of the fixing plate and the pushing mechanism.

Preferably: the externally mounted of cylinder has shell A, pushing mechanism's externally mounted has shell B, shell A shell B all with the fixed plate passes through bolt fixed connection.

To sum up, the utility model discloses following beneficial effect has:

the utility model provides a screw thread quick connector, which adopts the clamping jaw to clamp a screw thread interface, and the screw thread arranged on the clamping jaw can be tightly connected with the screw thread interface; the air cylinder provides power for the clamping jaw, so that time and labor are saved, convenience and rapidness are realized, and the efficiency is high; the sealing gasket seals the threaded interface, and the spring can ensure the firmness and the sealing property of the clamping part of the clamping jaw and the outward-expanding channel, so that the phenomena of water leakage and air leakage are prevented; the limiting plate is positioned between the push rod and the fixing plate, so that the water channel cannot be separated from the fixing plate when the water channel slides relative to the fixing plate. This screw thread quick-operation joint can realize the high-speed joint to screw thread type interface, breaks away from fast, convenient and fast, and work efficiency is high, has effectively solved the connection insecure that screw thread type interface appears when connecting, leaks easily, the problem of gas leakage.

Drawings

FIG. 1 is a perspective view of an embodiment;

FIG. 2 is a perspective view of FIG. 1 with the protective case A and the outer case B removed;

FIG. 3 is a front view of the embodiment with the protective case A and the casing B removed;

FIG. 4 is a schematic structural view of the pushing mechanism in the embodiment;

FIG. 5 is a schematic structural view of a water passage in the embodiment;

FIG. 6 is a schematic structural view of a cylinder in the embodiment.

In the figure, 1, cylinder; 2. a pushing mechanism; 3. a water passage; 4. a connecting member; 5. a fixing plate; 6. a clamping jaw; 7. a spring; 8. a guide claw; 9. a water inlet pipe fitting; 10. a connecting plate; 11. a gasket; 12. a push rod; 13. a limiting plate; 14. a housing A; 15. a housing B; 16. a water outlet; 17. and (3) outward expanding the channel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In which like parts are designated by like reference numerals. It should be noted that the words "left", "right", "inner" and "outer" used in the following description refer to directions in the drawings, but are not limited thereto.

As shown in fig. 1-6, a threaded quick coupling comprises a cylinder 1, a pushing mechanism 2, a water channel 3, a connecting piece 4, a fixing plate 5, a clamping jaw 6, a spring 7, a guide jaw 8, a water inlet pipe fitting 9, a connecting plate 10, a sealing gasket 11, a push rod 12, a limiting plate 13, a shell a14, a shell B15, a water outlet 16 and an outward expanding channel 17.

Four connecting pieces 4 are fixedly connected with four corners of one side shell body of the piston rod are installed on the air cylinder 1, the air cylinder 1 is fixedly connected with a fixed plate 5 through the four connecting pieces 4, a cavity is formed between one side shell body of the piston rod installed on the air cylinder 1 and the fixed plate 5, the piston rod of the air cylinder 1 can be contained in the cavity to stretch back and forth, and the end portion of the piston rod in the air cylinder 1 can be detachably connected with a connecting plate 10.

Pushing mechanism 2 passes fixed plate 5 and connecting plate 10 and keeps away from the side fixed connection of cylinder 1 near the one end of cylinder 1, has seted up a plurality of round hole around fixed plate 5 and the 2 junctions of pushing mechanism, and pushing mechanism 2 keeps away from the one end of cylinder 1 and evenly articulates along the hoop has four clamping jaws 6, and the inboard of clamping jaw 6 is equipped with the screw thread, and the screw thread class interface phase-match of clamping jaw 6, and clamping jaw 6 is responsible for cliping the screw thread class interface.

The water channel 3 is positioned inside the pushing mechanism 2, the water channel 3 can slide inside the pushing mechanism 2, one end of the water channel 3 close to the cylinder 1 penetrates through the fixed plate 5 and is in sliding connection with the fixed plate 5, one end of the water channel 3 close to the cylinder 1 is detachably connected with the push rod 12, one end of the push rod 12 with a smaller cross-sectional area penetrates through the fixed plate 5 and is inserted into one end of the water channel 3 close to the cylinder 1, a limiting plate 13 is arranged between one end of the push rod 12 with a larger cross-sectional area and the fixed plate 5, the cross-sectional area of the limiting plate 13 is larger than that of one end of the push rod 12 with a larger cross-sectional area, the limiting plate 13 can ensure that the push rod 12 cannot fall off from the fixed plate 5 when the push rod 12 slides with the fixed plate 5, the push rod 12 and a piston rod of the cylinder 1 are positioned on the same center line, one end of the water channel 3 close to the cylinder 1 is sleeved with the spring 7, and the spring 7 is positioned on one side of the fixed plate 5 away from the cylinder 1, both ends respectively with fixed plate 5, water passageway 3 fixed connection about spring 7, spring 7 are in compression state this moment, and water passageway 3 can be dismantled along radial side and be connected with water inlet pipe fitting 9, and water inlet pipe fitting 9 runs through pushing mechanism 2.

One end of the water channel 3, which is far away from the cylinder 1, is fixedly connected with an outward expanding channel 17, the outward expanding channel 17 is communicated with the water channel 3, one end of the outward expanding channel 17, which is far away from the cylinder 1, is uniformly provided with four guide claws 8 along the annular direction, one end of the outward expanding channel 17, which is far away from the cylinder 1, is clamped with the clamping jaws 6, each clamping jaw 6 is clamped with the outward expanding channel 17 and then is positioned between two adjacent guide claws 8, when a gap exists at the clamping position of the clamping jaw 6 and the outward expanding channel 17, the spring 7 can gradually reset to fill the gap at the clamping position of the clamping jaw 6 and the outward expanding channel 17, so as to ensure the firmness and the tightness of the clamping position of the clamping jaw 6 and the outward expanding channel 17, the inside of the outward expanding channel 17, which is far away from the cylinder 1, is provided with a water outlet 16, the water outlet 16 is communicated with a water inlet pipe fitting 9, the outer diameter of the water channel 3 is smaller than the outer diameter of the outward expanding channel 17, the outer diameter of the water channel 3 is smoothly transited towards the outer diameter of the outward expanding channel 17, the outer diameter difference of the water channel 3 and the outward expanding channel 17 enables the clamping jaw 6 to be loosened under the pushing of the piston rod of the cylinder 1, so that the clamping jaw is separated from the water channel 3, a sealing gasket 11 is arranged between the inner side of the guide jaw 8 and the outer periphery of the water outlet 16, the sealing gasket 11 and the spring 7 can keep good sealing performance when the clamping jaw 6 is in butt joint with a threaded connector, a shell A14 is arranged outside the cylinder 1, a shell B15 is arranged outside the pushing mechanism 2, and the shell A14 and the shell B15 are fixedly connected with round holes formed in the fixing plate 5 through bolts.

The specific implementation process comprises the following steps:

before the screw quick connector is used, the water inlet pipe fitting 9 is fixedly connected with a water inlet pipe of a water source, and water is not communicated temporarily after the water inlet pipe fitting 9 is connected with the water inlet pipe; then, aligning the water outlet 16 to the threaded interface, at the moment, enabling the clamping jaw 6 and the outward-expanding channel 17 to be in a clamping state, starting the air cylinder 1, enabling a piston rod in the air cylinder 1 to extend out, enabling the piston rod to drive the pushing mechanism 2 to move towards the threaded interface through the connecting plate 10, enabling the pushing mechanism 2 and the water channel 3 to generate relative movement, enabling the hinged position of the clamping jaw 6 and the pushing mechanism 2 to move to the outer diameter difference position of the water channel 3 and the outward-expanding channel 17, enabling the clamping jaw 6 to expand towards the outer side, and enabling the clamping jaw 6 to be separated from the outward-expanding channel 17; before a piston rod of the air cylinder 1 is not extended out, the spring 7 is in a compressed state, when the piston rod of the air cylinder 1 drives the connecting plate 10 to move until the connecting plate 10 is contacted with the push rod 12, the push rod 12 drives the water channel 3 to move towards the direction of the threaded connector under the pushing of the connecting plate 10, and the spring 7 is gradually reset; after the clamping jaw 6 expands outwards and is loosened, after the threads on the clamping jaw 6 are aligned and contacted with the threaded connector, the cylinder 1 is started again, the piston rod in the cylinder 1 retracts, the connecting plate 10 drives the pushing mechanism 2 to move towards the direction far away from the threaded connector, the clamping jaw 6 pulls the expanding channel 17 to move towards the direction far away from the threaded connector, the clamping jaw 6 and the expanding channel 17 restore the clamping state, the spring 7 restores the compression state, the clamping jaw 6 completes the clamping operation on the threaded connector, meanwhile, the connecting plate 10 is separated from the push rod 12, and the sealing gasket 11 is tightly contacted with the end part of the threaded connector, so that the sealing of the threaded connector is realized; the utility model provides a screw thread quick-operation joint and screw thread class interface dock the back fast, open the switch of water source department, and the water of water source department enters into the inside of water passageway 3 through water inlet pipe fitting 9 to in following 16 inflow screw thread class interfaces of delivery port.

The present embodiment is to explain the present invention, but it is not to limit the present invention, and the changes, modifications, additions or replacements made within the scope of the present invention shall all belong to the protection scope of the present invention, and after reading the present specification, the skilled person can make modifications without creative contribution to the present embodiment as required, but as long as the present invention is protected by patent law within the scope of the claims of the present invention.

Claims

1. A threaded quick coupling characterized in that: comprises a cylinder (1), a pushing mechanism (2) and a water channel (3);

a fixing plate (5) is fixedly connected to a shell on one side, provided with a piston rod, of the air cylinder (1) through a connecting piece (4), a cavity is formed between the shell on one side, provided with the piston rod, of the air cylinder (1) and the fixing plate (5), the piston rod of the air cylinder (1) can be contained in the cavity to stretch back and forth, and a connecting plate (10) is fixedly connected to the end portion of the piston rod in the air cylinder (1);

one end, close to the air cylinder (1), of the pushing mechanism (2) penetrates through the fixing plate (5) to be fixedly connected with the side face, far away from the air cylinder (1), of the connecting plate (10), and a plurality of clamping jaws (6) are uniformly hinged to one end, far away from the air cylinder (1), of the pushing mechanism (2) in the circumferential direction;

the water channel (3) is located inside the pushing mechanism (2), the water channel (3) is detachably connected with a water inlet pipe fitting (9) along the radial side face, the water inlet pipe fitting (9) penetrates through the pushing mechanism (2), one end, close to the cylinder (1), of the water channel (3) is connected with the fixed plate (5) through a push rod (12), one end, far away from the cylinder (1), of the water channel (3) is fixedly connected with an outer expanding channel (17), the outer expanding channel (17) is communicated with the water channel (3), one end, far away from the cylinder (1), of the outer expanding channel (17) is connected with the clamping jaw (6) in a clamping manner, the outer diameter of the water channel (3) is smaller than the outer diameter of the outer expanding channel (17), the outer diameter of the water channel (3) is in smooth transition towards the outer diameter of the outer expanding channel (17), the outer expanding channel (17) is far away from the inside of one end of the cylinder (1) and is provided with a water outlet (16), the water outlet (16) is communicated with the water inlet pipe fitting (9).

2. A threaded quick-connect according to claim 1, characterized in that: one end of the water channel (3) close to the air cylinder (1) is fixedly connected with the fixing plate (5) through a push rod (12).

3. A threaded quick-connect according to claim 1, characterized in that: water passageway (3) are close to the one end of cylinder (1) is passed fixed plate (5) through push rod (12) with fixed plate (5) sliding connection, water passageway (3) are close to the one end of cylinder (1) can be dismantled and be connected with push rod (12), the less one end of push rod (12) cross-sectional area is passed fixed plate (5) are inserted water passageway (3) are close to the inside of cylinder (1) one end, the great one end of push rod (12) cross-sectional area with be equipped with limiting plate (13) between fixed plate (5), the cross-sectional area of limiting plate (13) is greater than the cross-sectional area of the great one end of push rod (12) cross-sectional area, push rod (12) with the piston rod of cylinder (1) is on same central line.

4. A threaded quick-connect according to claim 3, wherein: the water channel (3) is close to one end cover of cylinder (1) is equipped with spring (7), spring (7) are located fixed plate (5) is kept away from one side of cylinder (1), about spring (7) both ends respectively with fixed plate (5) water channel (3) fixed connection.

5. A threaded quick-connect according to claim 1, characterized in that: the number of the clamping jaws (6) is four, and the inner side of each clamping jaw (6) is provided with a thread.

6. A threaded quick-connect according to claim 1, characterized in that: expand outward passageway (17) and keep away from the one end of cylinder (1) evenly is equipped with direction claw (8), every along the hoop clamping jaw (6) with expand outward all to be located adjacent two behind passageway (17) joint between direction claw (8).

7. A threaded quick-connect according to claim 6, characterized in that: a sealing gasket (11) is arranged between the inner side of the guide claw (8) and the outer periphery of the water outlet (16).

8. A threaded quick-connect according to claim 1, characterized in that: the number of the connecting pieces (4) is four.

9. A threaded quick-connect according to claim 1, characterized in that: a plurality of round holes are arranged around the joint of the fixing plate (5) and the pushing mechanism (2).

10. A threaded quick-connect according to claim 1, characterized in that: the externally mounted of cylinder (1) has shell A (14), the externally mounted of pushing mechanism (2) has shell B (15), shell A (14) shell B (15) all with fixed plate (5) pass through bolt fixed connection.