CN211175822U

CN211175822U - Anti-drop card formula interface

Info

Publication number: CN211175822U
Application number: CN201922110814.1U
Authority: CN
Inventors: 李梓靓
Original assignee: Taizhou Volla Fire Fighting Equipment Co ltd
Current assignee: Taizhou Volla Fire Fighting Equipment Co ltd
Priority date: 2019-11-30
Filing date: 2019-11-30
Publication date: 2020-08-04
Anticipated expiration: 2029-11-30

Abstract

The utility model discloses an anti-drop card formula interface, including female interface and rather than the male interface of complex, male interface can insert to female interface in, characterized by: the male interface is inserted to be equipped with the step on the end of female interface, and female interface is equipped with jump ring mechanism and this step cooperation, and then is fixed mutually male interface and female interface, and threaded connection has the push ring on lieing in male interface. It is difficult for droing, can not block the phenomenon that the water pipe leads to the interface to drop because of water pressure or stair and produce, ensures fire fighter's life effectively, the stability of guarantee squirt water supply to and put out the conflagration in time, improve rescue efficiency.

Description

Anti-drop card formula interface

Technical Field

The utility model relates to a fire-fighting apparatus technical field, in particular to anti-drop card formula interface.

Background

The Chinese patent with application number CN201720483222.2 discloses a bidirectional self-sealing quick coupling, which comprises a quick coupling body I, a one-way valve seat, a hole check ring, a one-way valve spring, a one-way valve core, a sealing ring I, a split check ring, a quick coupling shell, a sealing ring II, a threaded cover, a sealing ring III, a positioning pin and a quick coupling body II, wherein the left end and the right end in the hole of the quick coupling shell are respectively provided with the quick coupling body I and the quick coupling body II, the quick coupling body I and the quick coupling body II are internally provided with other components for combination, the quick coupling body I after combination is connected with the quick coupling shell in an embedded manner and is axially fixed by the split check ring, the quick coupling body II after combination is connected with the quick coupling shell in a pull-and-insert manner, the quick coupling body after connection is connected with a dual-purpose positioning pin and a fixing groove of the quick coupling shell, the utility model discloses a bidirectional self-, the first quick joint body and the second quick joint body can be self-closed in both directions, and the applicability is wide.

The above prior art is a quick connect coupling of water pipe, and it has simply realized water piping connection's function, can satisfy daily water piping connection, but can not satisfy the required connection quality of fire control work.

In actual fire control work, the fire fighter is when dashing the building, and the interface of water pipe takes place to drop easily, and this can lead to water to spill, and the anhydrous blowout of squirt department can not eliminate the conflagration, also makes the fire fighter have the potential safety hazard, has influenced rescue efficiency.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an anti-drop card formula interface, it is difficult for droing, can not block the phenomenon that the water pipe leads to the interface to drop because of water pressure or stair and produce, ensures fire fighter's life effectively, the stability that the guarantee squirt supplied water to and put out the conflagration in time, improve rescue efficiency.

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

anti-drop card formula interface, including female interface and rather than the male interface of complex, male interface can insert in female interface, characterized by: the male interface is inserted to be equipped with the step on the end of female interface, and female interface is equipped with jump ring mechanism and this step cooperation, and then is fixed mutually male interface and female interface, and threaded connection has the push ring on lieing in male interface.

Through above-mentioned technical scheme, further preferred, jump ring mechanism is: the hook plate comprises an annular outer plate frame and a hook plate frame, a movable space of the hook plate is formed between the outer plate frame and the hook plate frame, a plurality of notches are formed around the side edge of the hook plate frame, the hook plate is installed in the notches, a reset spring is arranged at the rear end of each hook plate, and the hook plate extends into the hook plate frame through the notches in the stretching state of the reset springs; the lap hook plate does not expose the gap under the compression state of the reset spring.

Through the technical scheme, the number of the hook plates is 3, and the number of the notches is 3.

Through above-mentioned technical scheme, it is further preferred that, the one end that the hasp board faced the breach is provided with the cambered surface.

Through above-mentioned technical scheme, further preferred, the one end of hasp board towards the breach gradually outwards slope transition from bottom to top forms the cambered surface.

With the above-described configuration, it is further preferable that the pressing ring is: the hook comprises a plane ring and a tubular ring, wherein the tubular ring is arranged on the lower side of the plane ring, and the thickness of the tubular ring is the same as that of the exposed gap of the hook plate.

With the above-described configuration, it is further preferable that the pressing ring is: the hook comprises a plane ring and a tubular ring, wherein the tubular ring is arranged on the lower side of the plane ring, and the thickness of the tubular ring is larger than that of the exposed gap of the hook plate.

Through the technical scheme, the inner wall of the tubular ring close to the lower end is preferably provided with threads or extrusion bulges.

Through the technical scheme, the preferable mode is that the side wall of the male connector is provided with a matched external thread or an extrusion convex ring.

Through above-mentioned technical scheme, further preferred, the outside of outer grillage is equipped with the rubber guard circle.

To sum up, the utility model discloses the beneficial effect who contrasts in prior art does:

1. the utility model discloses an anti-drop card formula interface is difficult for droing, can not block the phenomenon that the water pipe leads to the interface to drop because of water pressure or stair and produce, ensures fire fighter's life effectively, the stability that the guarantee squirt supplied water to and put out the conflagration in time, improve rescue efficiency.

2. The utility model discloses an anti-drop card formula interface, the joint structure guarantees the firm connection of male interface and female interface, and is fixed effectual, can not become flexible can not the seepage under high strength rivers.

3. The utility model discloses an anti-drop card formula interface applies to the fire control work in, can greatly reduce fire fighter's operation volume, has also avoided troublesome poeration to delay the best fire opportunity, adds a power for the fire control work.

Drawings

FIG. 1 is a half sectional view of the structure of the embodiment;

FIG. 2 is an exploded view of the embodiment;

fig. 3 is a partial structural diagram of the embodiment.

Reference numerals: 1. a female port; 2. a male port; 3. a step; 4. pushing the pressure ring; 5. the upper side of the step; 6. an outer plate frame; 7. a hook board frame; 8. a space; 9. a notch; 10. a hook plate; 11. a reset spring; 12. a planar ring; 13. a tubular ring; 14. extruding the bulge; 15. a rubber protective ring.

Detailed Description

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

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

Example 1.

Anti-drop card formula interface, including female interface 1 and rather than complex male interface 2, male interface 2 can insert to female interface 1 in, characterized by: male interface 2 inserts female interface and holds and be equipped with step 3, and female interface 1 is equipped with jump ring mechanism and this step 3 cooperation, and then fixes male interface 2 and female interface 1 mutually, and threaded connection has push ring 4 on being located male interface.

The pressing ring 4 presses down to open the circlip mechanism.

The clamp spring mechanism is as follows: the hook plate comprises an annular outer plate frame 6 and a hook plate frame 7, a space 8 for the movement of the hook plate is formed between the outer plate frame 6 and the hook plate frame 7, a plurality of notches 9 are formed around the side edge of the hook plate frame 7, the hook plate 10 is installed in the notches, a reset spring 11 is arranged at the rear end of each hook plate 10, and the hook plate 10 extends into the hook plate frame 7 through the notches in the extension state of the reset springs 11; the latch plate 10 does not expose the notch 9 in the compressed state of the return spring.

One end of the hook plate 10 facing the notch is provided with a cambered surface.

One end of the hook plate 10 facing the notch is gradually and obliquely transited outwards from bottom to top to form a cambered surface.

The push ring is: comprises a plane ring 12 and a tubular ring 13, wherein the tubular ring 13 is arranged at the lower side of the plane ring, and the thickness of the tubular ring is the same as that of the exposed gap of the hook plate.

The push ring is: comprises a plane ring 12 and a tubular ring 13, wherein the tubular ring 13 is arranged at the lower side of the plane ring, and the thickness of the tubular ring is larger than that of the exposed gap of the hook plate.

The inner wall of the tubular ring 13 near the lower end is provided with a thread or a pressing protrusion 14.

And the side wall of the male connector is provided with an external thread or an extrusion convex ring which are matched with each other.

The outer side of the outer plate frame is provided with a rubber protective ring 15.

The working principle of the interface is as follows:

inserting and fixing: the male connector 2 is directly inserted into the female connector 1, the male connector 2 can extrude the hook lapping plate 10, and after the male connector 2 is inserted in place, the hook lapping plate 10 resets under the action of a reset spring and is clamped on the upper side surfaces of the steps 3 on the female connector 1 and the male connector 2;

releasing the clamping connection: the push ring is pushed into the female connector 1, the tubular ring 13 extrudes the hook plate 10, and the hook plate 10 cannot block the upper side surface of the upper step 3 of the male connector 2, so that the male connector 2 can be smoothly pulled out of the female connector 1.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.

Claims

1. Anti-drop card formula interface, including female interface (1) and rather than male interface (2) of complex, male interface (2) can insert female interface (1) in, characterized by: male interface (2) insert female interface serve and be equipped with step (3), female interface (1) are equipped with jump ring mechanism and this step (3) cooperation, and then are fixed mutually male interface (2) and female interface (1), are located threaded connection on the male interface and have push ring (4).

2. A drop-resistant card-type interface as claimed in claim 1, wherein: the clamp spring mechanism is as follows: the hook plate structure comprises an annular outer plate frame (6) and a hook plate frame (7), a space (8) for the hook plate to move is formed between the outer plate frame (6) and the hook plate frame (7), a plurality of notches (9) are formed around the side edge of the hook plate frame (7), the hook plate (10) is installed in the notches, a reset spring (11) is arranged at the rear end of each hook plate (10), and the hook plate (10) extends into the hook plate frame (7) through the notches when the reset springs (11) are in a stretching state; the lap hook plate (10) does not expose the notch (9) under the compression state of the reset spring.

3. A drop-resistant card-type interface as claimed in claim 2, wherein: one end of the hook plate (10) facing the notch is provided with a cambered surface.

4. A drop-resistant card-type interface as claimed in claim 3, wherein: one end of the hook plate (10) facing the notch is gradually and outwards inclined from bottom to top to form a cambered surface.

5. A drop-resistant card-type interface as claimed in claim 2, wherein: the push ring (4) is: comprises a plane ring (12) and a tubular ring (13), wherein the tubular ring (13) is arranged on the lower side of the plane ring, and the thickness of the tubular ring is the same as that of the exposed gap of the hook plate.

6. A drop-resistant card-type interface as claimed in claim 2, wherein: the push ring (4) is: comprises a plane ring (12) and a tubular ring (13), wherein the tubular ring (13) is arranged on the lower side of the plane ring, and the thickness of the tubular ring is larger than that of the exposed gap of the hook plate.

7. An anti-drop card interface according to claim 5 or 6, characterized in that: the inner wall of the pipe-shaped ring (13) close to the lower end is provided with a thread or a squeezing bulge (14).

8. A drop-resistant card-type interface as claimed in claim 7, wherein: and the side wall of the male connector is provided with an external thread or an extrusion convex ring which are matched with each other.

9. A drop-resistant card-type interface as claimed in claim 2, wherein: the outer side of the outer plate frame is provided with a rubber protective ring (15).