CN209781959U - Quick connection device capable of being automatically pulled out - Google Patents

Abstract

The utility model discloses a can take off soon of pulling out device automatically belongs to emergent mechanized bridge technical field, include: the device comprises a support, a female joint, a male joint, a clamp, a steel wire rope and a positioning plate; the female joint is fixed on the erection vehicle through a support, and is butted and communicated with a first hydraulic hose on the erection vehicle; the male connector is butted and communicated with a second hydraulic hose on the bridge span; the clamp is fixed outside the second hydraulic hose and is connected with a positioning plate through a steel wire rope, and the positioning plate is fixed on the bridge span; after the female joint is in butt joint with the male joint, the first hydraulic hose is connected with the second hydraulic hose, an oil passage is formed between the female joint and the male joint, and the first hydraulic hose is communicated with the second hydraulic hose; the utility model discloses do not need personnel to go up the bridge, drive away from the back when setting up the car, connect the device soon and can throw off automatically, and then improve by a wide margin and remove receipts speed, promote the emergent guarantee ability of mechanized bridge.

Description

quick connection device capable of being automatically pulled out

Technical Field

the utility model belongs to the technical field of emergent mechanized bridge, concretely relates to can take off device that connects soon of pulling out automatically.

Background

in general, after a bridge is erected, a bridge erection worker is required to go up the bridge to insert and extract a hydraulic hose, and after the hydraulic hose on a bridge vehicle is extracted, the bridge vehicle drives away.

SUMMERY OF THE UTILITY MODEL

in view of this, the utility model provides a can take off fast device of pulling out automatically does not need personnel to go up the bridge, and after setting up the car and driving away from, fast device can throw off automatically, and then improves by a wide margin and remove receipts speed, promotes the emergent guarantee ability of mechanized bridge.

the utility model discloses a realize through following technical scheme:

An automatically unpluggable, quick-connect apparatus comprising: the device comprises a support, a female joint, a male joint, a clamp, a steel wire rope and a positioning plate;

the female joint is fixed on the erection vehicle through a support, and is butted and communicated with a first hydraulic hose on the erection vehicle;

The male connector is butted and communicated with a second hydraulic hose on the bridge span; the clamp is fixed outside the second hydraulic hose and is connected with a positioning plate through a steel wire rope, and the positioning plate is fixed on the bridge span;

After the female joint is in butt joint with the male joint, the first hydraulic hose is connected with the second hydraulic hose, an oil passage is formed between the female joint and the male joint, and the first hydraulic hose is communicated with the second hydraulic hose;

when the erection vehicle drives away, and the acting force between the erection vehicle and the steel wire rope is greater than the binding force between the female connector and the male connector, the female connector and the male connector are automatically separated, so that the first hydraulic hose and the second hydraulic hose are separated, and the oil liquid outlet of the female connector and the oil liquid outlet of the male connector are closed.

further, the female joint includes: the valve comprises a first valve seat, a guide plate, a second valve seat, a first spring, a first valve sleeve, a first valve rod and a second valve sleeve;

the first valve seat is of a spherical structure, and a through hole is processed in the first valve seat;

a spherical hole matched with the first valve seat is processed on the guide plate;

the second valve seat is of a cylindrical structure with a central hole, the inner diameters of two ends of the central hole are different, and a large inner diameter end and a small inner diameter end of the central hole are transited through a conical surface;

The outer diameters of two ends of the first valve sleeve are different, the large outer diameter end and the small outer diameter end of the first valve sleeve are in transition through a conical surface, and the diameter of the small outer diameter end of the first valve sleeve is the same as that of the small inner diameter end of the second valve seat;

one end of the second valve sleeve is open, the other end of the second valve sleeve is closed, the outer diameter of the second valve sleeve is the same as the diameter of the large inner diameter end of the second valve seat, and more than two axial oil passing holes distributed along the circumferential direction are processed on the closed end of the second valve sleeve;

the connection relationship of the female joint is as follows: the first valve seat is arranged in the spherical hole of the guide plate and can rotate around the spherical center in the spherical hole; the second valve seat is fixed in the through hole of the first valve seat; the second valve sleeve is coaxially fixed at the large-inner-diameter end of the second valve seat, and the opening end of the second valve sleeve is flush with the end face of the second valve seat; the first valve sleeve is sleeved in the second valve seat, the small outer diameter end of the first valve sleeve is matched with the small inner diameter end hole shaft of the second valve seat, and the conical surface of the first valve sleeve is abutted against the conical surface of the second valve seat, so that the axial limiting of the first valve sleeve is realized; the first valve rod penetrates through the first valve sleeve and is coaxially fixed at the closed end of the second valve sleeve; the first valve rod and the small outer diameter end of the first valve sleeve jointly seal the small inner diameter end of the second valve seat; the first spring is sleeved on the first valve rod between the second valve sleeve and the first valve sleeve, and two ends of the first spring are respectively abutted against the closed end of the second valve sleeve and the large outer diameter end of the first valve sleeve.

further, the male connector includes: the third valve sleeve, the second valve rod, the second spring and the valve plate;

The outer diameters of two ends of the third valve sleeve are different, the large outer diameter end and the small outer diameter end of the third valve sleeve are in transition through a conical surface, and the small outer diameter end of the third valve sleeve is in interference fit with the small inner diameter end of the second valve seat; more than two radial oil passing holes distributed along the circumferential direction are formed in the small outer diameter end of the third valve sleeve;

More than two axial oil passing holes distributed along the circumferential direction are formed in the second valve rod and the valve plate;

the connection relationship of the male connector is as follows: the second valve rod is arranged in the small-outer-diameter end of the third valve sleeve and seals the end, and the second valve rod can move axially along the third valve sleeve; the valve plate is fixed inside the large outer diameter end of the third valve sleeve; the second spring is arranged in the third valve sleeve, one end of the second spring is sleeved on the second valve rod and is abutted against a shaft shoulder in the middle of the second valve rod, the other end of the second spring is contacted with the end face of the valve plate, and the second spring is in a natural state.

furthermore, when the female joint is in butt joint with the male joint, the small outer diameter end of the third valve sleeve of the male joint is inserted into the small inner diameter end of the second valve seat of the female joint and is in interference fit with the small inner diameter end of the second valve seat of the female joint, so that the female joint and the male joint are connected into a whole through friction force; at the moment, the first valve rod is abutted against the second valve rod, the first valve sleeve moves towards the direction of the second valve sleeve, and the first spring is compressed; the first valve rod moves towards the valve plate to compress the second spring; the first spring and the second spring are both in a compressed state, and the spring restoring force of the first spring and the spring restoring force of the second spring are smaller than the friction force; the oil passing hole of the valve plate, the oil passing hole of the second valve rod, the oil passing hole of the third valve sleeve and the oil passing hole of the second valve sleeve form an oil passage, and the first hydraulic hose is communicated with the second hydraulic hose;

when the female connector is separated from the male connector, the first valve sleeve moves towards the small inner diameter end of the second valve seat under the action of the first spring until the conical surface of the first valve sleeve abuts against the conical surface of the second valve seat, and the small inner diameter end of the second valve seat is closed by the first valve rod and the small outer diameter end of the first valve sleeve together; the first valve rod moves towards the small outer diameter end of the third valve sleeve until the second spring is in a natural state, and at the moment, the second valve rod closes the small outer diameter end of the third valve sleeve.

has the advantages that: (1) the utility model discloses an adopt female joint and male joint to realize erectting the connection of the hydraulic hose on car and the bridge span, when erectting the car and driving away, female joint and male joint can throw off automatically, have realized that the automation of erectting the hydraulic hose on car and the bridge span separately, improve by a wide margin and remove the speed, promote the emergent guarantee ability of emergent mechanized bridge.

(2) when the female joint and the male joint of the utility model are combined, an oil passage can be formed, and when the erection vehicle is connected with the hydraulic hose on the bridge span, the two hydraulic hoses are communicated; when the female joint and the male joint are separated, oil outlets of the female joint and the male joint are in a closed state, and oil in hydraulic hoses on the erection vehicle and the bridge span is prevented from being leaked.

drawings

FIG. 1 is a structural composition diagram of the present invention;

FIG. 2 is a structural composition diagram of a female connector;

FIG. 3 is a structural component view of the male connector;

FIG. 4 is a view showing the structure in which the female connector and the male connector are coupled;

FIG. 5 is a schematic view of the installation position of the present invention on the erection vehicle and the bridge span;

fig. 6-9 are schematic views of the automatic unplugging process of the present invention;

the valve comprises a support 1, a female connector 2, a male connector 3, a clamp 4, a steel wire rope 5, a positioning plate 6, a first valve seat 7, a guide plate 8, a second valve seat 9, a first spring 10, a first valve sleeve 11, a first valve rod 12, a third valve sleeve 13, a second valve rod 14, a second spring 15, a erecting vehicle 16, a bridge 17, a second valve sleeve 18 and a valve plate 19.

Detailed Description

the present invention will be described in detail below with reference to the accompanying drawings by way of examples.

the embodiment provides a quick-connection device capable of automatically pulling off, referring to fig. 1, including: the device comprises a support 1, a female connector 2, a male connector 3, a hoop 4, a steel wire rope 5 and a positioning plate 6;

referring to fig. 2, the female connector 2 includes: a first valve seat 7, a guide plate 8, a second valve seat 9, a first spring 10, a first valve sleeve 11, a first valve rod 12 and a second valve sleeve 18;

the first valve seat 7 is of a spherical structure, a circular through hole is machined in the first valve seat, and the axis of the circular through hole passes through the spherical center of the spherical structure;

a spherical hole matched with the first valve seat 7 is processed on the guide plate 8;

the second valve seat 9 is a cylindrical structure processed with a central hole, the inner diameters of two ends of the central hole are different, and a large inner diameter end and a small inner diameter end are transited through a conical surface;

The outer diameters of two ends of the first valve sleeve 11 are different, the large outer diameter end and the small outer diameter end are transited through a conical surface, and the diameter of the small outer diameter end of the first valve sleeve 11 is the same as that of the small inner diameter end of the second valve seat 9;

One end of the second valve sleeve 18 is open, the other end of the second valve sleeve is closed, the outer diameter of the second valve sleeve is the same as the diameter of the large inner diameter end of the second valve seat 9, and more than two axial oil passing holes distributed along the circumferential direction are processed on the closed end of the second valve sleeve;

the connection relationship of the female connector 2 is as follows: the first valve seat 7 is arranged in the spherical hole of the guide plate 8 and can rotate around the spherical center in the spherical hole; the second valve seat 9 is fixed in the circular through hole of the first valve seat 7; the second valve sleeve 18 is coaxially fixed at the large-inner-diameter end of the second valve seat 9, and the open end of the second valve sleeve 18 is flush with the end surface of the second valve seat 9; the first valve sleeve 11 is sleeved in the second valve seat 9, the small outer diameter end of the first valve sleeve 11 is matched with the small inner diameter end hole shaft of the second valve seat 9, and the conical surface of the first valve sleeve 11 is abutted against the conical surface of the second valve seat 9, so that the axial limiting of the first valve sleeve 11 is realized; after passing through first valve housing 11, first valve stem 12 is coaxially fixed to the closed end of second valve housing 18; and the small outer diameter end of the first valve rod 12 and the first valve sleeve 11 jointly close the small inner diameter end of the second valve seat 9; the first spring 10 is sleeved on the first valve rod 12 between the second valve sleeve 18 and the first valve sleeve 11, and two ends of the first spring respectively abut against the closed end of the second valve sleeve 18 and the large-outer-diameter end of the first valve sleeve 11;

Referring to fig. 3, the male connector 3 includes: a third valve sleeve 13, a second valve rod 14, a second spring 15 and a valve plate 19;

the outer diameters of two ends of the third valve sleeve 13 are different, the large outer diameter end and the small outer diameter end of the third valve sleeve 13 are in transition through a conical surface, and the small outer diameter end of the third valve sleeve 13 can be in interference fit with the small inner diameter end of the second valve seat 9; the small outer diameter end of the third valve sleeve 13 is provided with more than two radial oil passing holes distributed along the circumferential direction;

More than two axial oil passing holes distributed along the circumferential direction are processed on the second valve rod 14 and the valve plate 19;

the connection relationship of the male connector 3 is as follows: the second valve rod 14 is arranged inside the small-outer-diameter end of the third valve sleeve 13 and closes the end, and the second valve rod 14 can move axially along the third valve sleeve 13; the valve plate 19 is fixed inside the large-outer-diameter end of the third valve sleeve 13; the second spring 15 is arranged in the third valve sleeve 13, one end of the second spring is sleeved on the second valve rod 14 and is abutted against a shaft shoulder in the middle of the second valve rod 14, the other end of the second spring is contacted with the end surface of the valve plate 19, and the second spring 15 is in a natural state;

Referring to fig. 5, the connection relationship of the quick-connect device is as follows: the guide plate 8 of the female joint 2 is fixed on an erection vehicle 16 through a support 1, the large-inner-diameter end of a second valve seat 9 of the female joint 2 is butted with a first hydraulic hose on the erection vehicle 16, and the first hydraulic hose is communicated with a central hole of the second valve seat 9;

the large outer diameter end of a third valve sleeve 13 of the male joint 3 is butted with a second hydraulic hose on the bridge span 17, and the second hydraulic hose is communicated with an inner hole of the third valve sleeve 13;

The clamp 4 is fixed outside the second hydraulic hose and connected with a positioning plate 6 through a steel wire rope 5, and the positioning plate 6 is fixed on the bridge span 17;

referring to fig. 4, when the female connector 2 of the first hydraulic hose is in butt joint with the male connector 3 of the second hydraulic hose, the butt joint of the first hydraulic hose and the second hydraulic hose is realized; when the female connector 2 is in butt joint with the male connector 3, the small outer diameter end of the third valve sleeve 13 of the male connector 3 extrudes the first valve sleeve 11 to compress the first spring 10, so that the small outer diameter end of the third valve sleeve 13 of the male connector 3 is inserted into the small inner diameter end of the second valve seat 9 of the female connector 2, and the small outer diameter end and the small inner diameter end are in interference fit, so that the female connector 2 and the male connector 3 are connected into a whole through friction force; at this time, the first stem 12 and the second stem 14 contact each other, and the first valve housing 11 moves in the direction of the second valve housing 18, compressing the first spring 10; first stem 12 moves in the direction of valve plate 19, compressing second spring 15; the first spring 10 and the second spring 15 are both in a compressed state, but the spring restoring force of the first spring 10 and the second spring 15 is smaller than the friction force; oil passages are formed by the oil passing holes of the valve plate 19, the oil passing holes of the second valve rod 14, the oil passing holes of the third valve sleeve 13 and the oil passing holes of the second valve sleeve 18, and the first hydraulic hose is communicated with the second hydraulic hose;

when the female connector 2 is separated from the male connector 3, the first hydraulic hose is disconnected from the second hydraulic hose, at the moment, the first valve sleeve 11 moves towards the small inner diameter end of the second valve seat 9 under the action of the first spring 10 until the conical surface of the first valve sleeve 11 is abutted against the conical surface of the second valve seat 9, and the small inner diameter end of the second valve seat 9 is sealed by the first valve rod 12 and the small outer diameter end of the first valve sleeve 11 together, so that oil in the first hydraulic hose is prevented from leaking; the first valve rod 12 moves toward the small outer diameter end of the third valve sleeve 13 until the second spring 15 is in a natural state, and at this time, the second valve rod 14 closes the small outer diameter end of the third valve sleeve 13 to prevent leakage of oil in the second hydraulic hose.

the working principle is as follows: referring to fig. 6-9, when the bridge span 17 is unfolded in place, the erection vehicle 16 starts to drive away, and during the driving away of the erection vehicle 16, the steel wire rope 5 is gradually straightened, and the first valve seat 7 of the female joint 2 rotates along the spherical hole of the guide plate 8; when the pulling force between the erection vehicle 16 and the steel wire rope 8 is larger than the combined friction force of the female connector 2 and the male connector 3, the female connector 2 is separated from the male connector 3; the separation between the first hydraulic hose on the erection vehicle 16 and the second hydraulic hose on the bridge span 17 is realized, and the whole erection task is completed.

In summary, the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. 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 (4)

1. A quick-connecting device capable of automatically pulling off and drawing off is characterized by comprising: the device comprises a support (1), a female joint (2), a male joint (3), a hoop (4), a steel wire rope (5) and a positioning plate (6);

the female joint (2) is fixed on the erection vehicle (16) through the support (1), and the female joint (2) is in butt joint and communicated with a first hydraulic hose on the erection vehicle (16);

the male connector (3) is butted and communicated with a second hydraulic hose on the bridge span (17); the clamp (4) is fixed outside the second hydraulic hose and is connected with the positioning plate (6) through the steel wire rope (5), and the positioning plate (6) is fixed on the bridge span (17);

After the female joint (2) is in butt joint with the male joint (3), the first hydraulic hose is connected with the second hydraulic hose, an oil passage is formed between the female joint (2) and the male joint (3), and the first hydraulic hose is communicated with the second hydraulic hose;

when the erection vehicle (16) is driven away, when the acting force between the erection vehicle (16) and the steel wire rope (5) is greater than the binding force between the female connector (2) and the male connector (3), the female connector (2) and the male connector (3) are automatically separated, the separation of the first hydraulic hose and the second hydraulic hose is realized, and the oil outlets of the female connector (2) and the male connector (3) are closed.

2. An automatically removable quick-connect device according to claim 1, characterized in that said female connector (2) comprises: the valve comprises a first valve seat (7), a guide plate (8), a second valve seat (9), a first spring (10), a first valve sleeve (11), a first valve rod (12) and a second valve sleeve (18);

the first valve seat (7) is of a spherical structure, and a through hole is machined in the first valve seat;

A spherical hole matched with the first valve seat (7) is processed on the guide plate (8);

the second valve seat (9) is of a cylindrical structure with a central hole, the inner diameters of two ends of the central hole are different, and a large inner diameter end and a small inner diameter end are transited through a conical surface;

The outer diameters of two ends of the first valve sleeve (11) are different, the large outer diameter end and the small outer diameter end of the first valve sleeve are in transition through a conical surface, and the diameter of the small outer diameter end of the first valve sleeve (11) is the same as that of the small inner diameter end of the second valve seat (9);

One end of the second valve sleeve (18) is open, the other end of the second valve sleeve is closed, the outer diameter of the second valve sleeve is the same as the diameter of the large inner diameter end of the second valve seat (9), and more than two axial oil passing holes distributed along the circumferential direction are machined in the closed end of the second valve sleeve;

The connection relation of the female joint (2) is as follows: the first valve seat (7) is arranged in the spherical hole of the guide plate (8) and can rotate around the spherical center in the spherical hole; the second valve seat (9) is fixed in the through hole of the first valve seat (7); the second valve sleeve (18) is coaxially fixed at the large-inner-diameter end of the second valve seat (9), and the open end of the second valve sleeve (18) is flush with the end surface of the second valve seat (9); the first valve sleeve (11) is sleeved in the second valve seat (9), the small outer diameter end of the first valve sleeve (11) is matched with the small inner diameter end hole shaft of the second valve seat (9), and the conical surface of the first valve sleeve (11) is abutted against the conical surface of the second valve seat (9) to realize axial limiting of the first valve sleeve (11); the first valve rod (12) is coaxially fixed at the closed end of the second valve sleeve (18) after penetrating through the first valve sleeve (11); the small outer diameter end of the first valve rod (12) and the small outer diameter end of the first valve sleeve (11) jointly close the small inner diameter end of the second valve seat (9); the first spring (10) is sleeved on the first valve rod (12) between the second valve sleeve (18) and the first valve sleeve (11), and two ends of the first spring are respectively abutted against the closed end of the second valve sleeve (18) and the large outer diameter end of the first valve sleeve (11).

3. an automatically removable quick-connect device according to claim 2, characterized in that said male connector (3) comprises: a third valve sleeve (13), a second valve rod (14), a second spring (15) and a valve plate (19);

the outer diameters of two ends of the third valve sleeve (13) are different, the large outer diameter end and the small outer diameter end of the third valve sleeve are transited through a conical surface, and the small outer diameter end of the third valve sleeve (13) is in interference fit with the small inner diameter end of the second valve seat (9); more than two radial oil passing holes distributed along the circumferential direction are processed at the small outer diameter end of the third valve sleeve (13);

more than two axial oil passing holes distributed along the circumferential direction are processed on the second valve rod (14) and the valve plate (19);

The connection relation of the male connector (3) is as follows: the second valve rod (14) is arranged in the small outer diameter end of the third valve sleeve (13) and seals the end, and the second valve rod (14) can move axially along the third valve sleeve (13); the valve plate (19) is fixed inside the large outer diameter end of the third valve sleeve (13); the second spring (15) is arranged in the third valve sleeve (13), one end of the second spring is sleeved on the second valve rod (14) and is abutted against a shaft shoulder in the middle of the second valve rod (14), the other end of the second spring is contacted with the end face of the valve plate (19), and the second spring (15) is in a natural state.

4. the quick-connecting device capable of automatically pulling off as claimed in claim 3, wherein when the female connector (2) is butt-jointed with the male connector (3), the small outer diameter end of the third valve sleeve (13) of the male connector (3) is inserted into the small inner diameter end of the second valve seat (9) of the female connector (2), and the two are in interference fit, so that the female connector (2) and the male connector (3) are connected into a whole through friction force; at the moment, the first valve rod (12) is abutted against the second valve rod (14), the first valve sleeve (11) moves towards the direction of the second valve sleeve (18), and the first spring (10) is compressed; the first valve rod (12) moves towards the valve plate (19) and compresses the second spring (15); the first spring (10) and the second spring (15) are both in a compressed state, and the spring restoring force of the first spring (10) and the second spring (15) is smaller than the friction force; oil through holes of the valve plate (19), the second valve rod (14), the third valve sleeve (13) and the second valve sleeve (18) form oil passage channels to communicate the first hydraulic hose with the second hydraulic hose;

when the female connector (2) is separated from the male connector (3), the first valve sleeve (11) moves towards the small inner diameter end of the second valve seat (9) under the action of the first spring (10) until the conical surface of the first valve sleeve (11) is abutted against the conical surface of the second valve seat (9), and the small inner diameter end of the second valve seat (9) is closed by the first valve rod (12) and the small outer diameter end of the first valve sleeve (11) together; the first valve rod (12) moves towards the direction of the small outer diameter end of the third valve sleeve (13) until the second spring (15) is in a natural state, and at the moment, the second valve rod (14) closes the small outer diameter end of the third valve sleeve (13).