CN212616858U - Special joint for double-step armored vehicle - Google Patents

Abstract

The utility model discloses a double step armoured car special joint, including nylon trachea, joint, nut, tracheal one side of nylon is equipped with the joint, and the outside that connects is equipped with the nut, connects and is close to the tracheal one end of nylon and is equipped with second grade step and one-level step, and the nut is kept away from one side that connects and is equipped with the nut step, the utility model discloses the beneficial effect who reaches is: the utility model discloses compact structure, the practicality is strong, and the one-level step that connects constitutes bipolar stair structure with the second grade step jointly, and the nut step through the bipolar stair structure that connects and nut rear end extrudees and makes the nylon trachea firmly be cliied, can not take off, and nylon trachea front end can be cliied to the one-level step, and the fixed nylon pipe of dual strength has promoted the fixed efficiency of nylon trachea in the joint outside, prevents that nylon trachea landing from breaking away from.

Description

Special joint for double-step armored vehicle

The technical field is as follows:

the utility model relates to a connect, in particular to special joint of two step armored car belongs to and connects technical field.

Background art:

the air pipe joint has a series of advantages of advanced structure, good performance, convenient use, no need of welding, no need of flaring a piping and the like, so the cutting ferrule type pipe joint is widely applied to hydraulic and pneumatic systems of various machines. The air pipe joint has a series of advantages of advanced structure, good performance, convenient use, no need of welding, no need of flaring a piping and the like, so the cutting ferrule type pipe joint is widely applied to hydraulic and pneumatic systems of various machines. When the nylon trachea in the armored vehicle is connected, the nylon trachea is firmly connected due to the great need of vibration, and the existing joint is difficult to meet the connection requirement of the nylon trachea in the armored vehicle.

The utility model has the following contents:

the to-be-solved technical problem of the utility model is to overcome prior art's defect, provide the special joint of two-step armored car.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model discloses double step armoured car special joint, including nylon trachea, joint, nut, tracheal one side of nylon is equipped with the joint, the outside that connects is equipped with the nut, it is equipped with second grade step and one-level step to connect the tracheal one end of nylon of being close to, one side that the joint was kept away from to the nut is equipped with the nut step.

As a preferred scheme of the utility model, the inboard excavation of nut has the internal thread, the outside that connects is excavated with the position that the nut corresponds has the external screw thread, the nut carries out threaded connection through external screw thread and internal thread with connecting.

As an optimal scheme of the utility model, the contained angle of ten degrees is all personally submitted with the level to second grade step and one-level step, just the size that second grade step and one-level step are close to nylon trachea one side is less than the size that is close to joint one side.

As a preferred scheme of the utility model, the internal diameter of nut step is less than the internal diameter that the nut is close to joint one side, just the internal diameter of nut step equals or slightly is less than the tracheal external diameter of nylon.

As a preferred scheme of the utility model, the one end that the nylon trachea is close to the joint is located the outside of one-level step and second grade step and is located the inboard of nut step, just the one end size that the nylon trachea is close to the joint is greater than the internal diameter of nut step.

As an optimized scheme of the utility model, the internal diameter size that the nylon trachea one end was kept away from in the joint is greater than the internal diameter size who is close to nylon trachea one end.

As an optimized proposal of the utility model, the size of the second-level step far away from one end of the joint is equal to or slightly less than the inner diameter of the nylon air pipe.

The utility model discloses the beneficial effect who reaches is: the utility model discloses compact structure, the practicality is strong, and the one-level step that connects constitutes bipolar stair structure with the second grade step jointly, and the nut step through the bipolar stair structure that connects and nut rear end extrudees and makes the nylon trachea firmly be cliied, can not take off, and nylon trachea front end can be cliied to the one-level step, and the fixed nylon pipe of dual strength has promoted the fixed efficiency of nylon trachea in the joint outside, prevents that the nylon trachea landing from breaking away from, is applicable to the armoured car, and especially for military use armoured car uses.

Description of the drawings:

the accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is an enlarged view of a in fig. 2.

In the figure; 1. a nylon air pipe; 2. a joint; 3. a nut; 4. a second step; 5. a first step; 6. and (4) a nut step.

The specific implementation mode is as follows:

as shown in fig. 1-3, the utility model provides a double step armoured car special joint, including nylon trachea 1, joint 2, nut 3, one side of nylon trachea 1 is equipped with connects 2, and the outside that connects 2 is equipped with nut 3, and the one end that connects 2 and be close to nylon trachea 1 is equipped with second grade step 4 and one-level step 5, and one side that nut 3 kept away from and connect 2 is equipped with nut step 6.

Further, the inboard of nut 3 is excavated there is the internal thread, and the position that the outside that connects 2 and nut 3 to correspond is excavated there is the external screw thread, and nut 3 carries out threaded connection through external screw thread and internal thread with connecting 2, through threaded connection be convenient for better dismantlement and mounting nut 3.

Further, secondary step 4 and one-level step 5 all personally submit ten degrees contained angles with the level, and secondary step 4 and one-level step 5 are less than the size that is close to 1 one side of nylon trachea and is convenient for form protruding bigger resistance that forms through one-level step 5 and secondary step 4 and make nylon trachea 1 be difficult to the slippage near the size that connects 2 one side.

Further, the internal diameter of nut step 6 is less than the internal diameter that nut 3 is close to joint 2 one side, and the internal diameter of nut step 6 equals or slightly is less than the external diameter of nylon trachea 1, is convenient for further press from both sides nylon trachea 1 through nut step 6.

Further, nylon trachea 1 is close to the outside that connects 2 one end and is located one-level step 5 and second grade step 4 and is located the inboard of nut step 6, and nylon trachea 1 is close to the one end size that connects 2 and is greater than the internal diameter of nut step 6, thereby moves to one side that connects 2 and form the extrusion to nylon trachea 1 and make it fixed through nut 3 and the threaded connection who connects 2.

Further, the inner diameter size that connects 2 and keep away from 1 one end of nylon trachea is greater than the inner diameter size that is close to 1 one end of nylon trachea, is convenient for connect 2 better uses.

Further, the size that second grade step 4 kept away from joint 2 one end equals or slightly is less than the internal diameter of nylon trachea 1, is convenient for better cup joint nylon trachea 1 on joint 2.

Specifically, when using, at first will connect 2 and nut 3 to unscrew, the pot head that is close to nut step 6 with nut 3 is in the tracheal outside of nylon, then will connect 2 one end that is close to second grade step 4 and inject in nylon trachea 1, and make nylon trachea 1 and the right angle face of 5 one sides of the one-level step that connects 2 paste tightly, then screw nut 3 and joint 2, the one-level step 5 that connects 2 constitutes bipolar step structure jointly with second grade step 4, extrude through the nut step 6 of the bipolar step structure that connects 2 and 3 rear ends of nut and make nylon trachea 1 firmly cliied, can not take off, nylon trachea 1 front end can be cliied to one-level step 5, nylon pipe 1 is fixed to dual strength, the fixed efficiency in the joint 2 outside of nylon trachea 1 has been promoted, prevent that nylon trachea 1 landing breaks away from.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. Two-step armored car special joint, including nylon trachea (1), joint (2), nut (3), its characterized in that, one side of nylon trachea (1) is equipped with connects (2), the outside that connects (2) is equipped with nut (3), the one end that connects (2) to be close to nylon trachea (1) is equipped with second grade step (4) and one-level step (5), one side that connects (2) is kept away from in nut (3) is equipped with nut step (6).

2. The special joint for the double-step armored vehicle as claimed in claim 1, wherein the inner side of the nut (3) is chiseled with an internal thread, the outer side of the joint (2) corresponding to the nut (3) is chiseled with an external thread, and the nut (3) and the joint (2) are in threaded connection through the external thread and the internal thread.

3. The special joint for the double-step armored vehicles according to claim 1, wherein the two steps (4) and the one step (5) form a ten-degree included angle with the horizontal plane, and the size of the two steps (4) and the one step (5) close to the nylon air pipe (1) is smaller than that of the one side close to the joint (2).

4. The special joint for the double-step armored vehicle as claimed in claim 1, wherein the inner diameter of the nut step (6) is smaller than the inner diameter of the nut (3) on the side close to the joint (2), and the inner diameter of the nut step (6) is equal to or slightly smaller than the outer diameter of the nylon air pipe (1).

5. The special joint for the double-step armored vehicle according to claim 1, wherein one end of the nylon air pipe (1) close to the joint (2) is positioned at the outer side of the first-stage step (5) and the second-stage step (4) and at the inner side of the nut step (6), and the size of one end of the nylon air pipe (1) close to the joint (2) is larger than the inner diameter of the nut step (6).

6. The special joint for the double-step armored vehicle according to claim 1, wherein the inner diameter of the joint (2) far away from the end of the nylon air pipe (1) is larger than the inner diameter of the joint near the end of the nylon air pipe (1).

7. The special joint for the double-step armored vehicle as claimed in claim 1, wherein the size of the end of the secondary step (4) far away from the joint (2) is equal to or slightly smaller than the inner diameter of the nylon air pipe (1).

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