CN214063087U - Internal combustion engine rocker arm assembly convenient to assemble - Google Patents

Abstract

The utility model discloses an internal-combustion engine rocking arm assembly convenient to assembly, including the piston cylinder, rocking arm and valve pipe, the top of the piston cylinder of device is respectively through two activity gas covers and two valve pipe intercommunications, the outside of every valve pipe all is equipped with outer tubular metal resonator, play the reinforced and steady effect of protection to the valve pipe, the top of every outer tubular metal resonator is equipped with the screw thread, convenient and valve bridge threaded connection, make things convenient for the assembly of part, the inside air cavity that is equipped with of valve bridge, the below and two valve pipe intercommunications of air cavity, when acting in the piston cylinder, drive the interior rubber floater up-and-down motion of air cavity, thereby move about the movable rod in the drive, finally drive the up-and-down motion of rocking arm, realize the realization acting interlock motion of rocking arm assembly, and simultaneously, the assembly between each part in the assembly has been made things convenient for.

Description

Internal combustion engine rocker arm assembly convenient to assemble

Technical Field

The utility model relates to a relevant technical field of rocking arm assembly specifically is an internal-combustion engine rocking arm assembly convenient to assembly.

Background

An internal combustion engine is a power machine, and is a heat engine that directly converts heat energy released by burning fuel inside the machine into power. The internal combustion engine in the broad sense includes not only reciprocating piston, rotary piston and free piston engines but also jet engines of the rotary vane type, but the internal combustion engine is generally referred to as a piston engine. Assembly, i.e. aggregate. A series of parts or products form an integral whole which can realize a specific function, and the system is called as an assembly. The existing rocker arm assembly of the internal combustion engine comprises: the rocking arm assembly is not high to the external work efficiency to and the assembly between various parts in the rocking arm assembly is loaded down with trivial details, inconvenient, for this reason the utility model provides an internal-combustion engine rocking arm assembly convenient to assembly is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an internal-combustion engine rocking arm assembly convenient to assembly to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an internal-combustion engine rocker arm assembly convenient to assembly, includes piston cylinder, rocking arm and valve tube, the top of piston cylinder and the below threaded connection of activity gas hood, the top and the outer tubular metal resonator veneer of activity gas hood, the inside and the valve tube veneer of outer tubular metal resonator, the top and the valve bridge threaded connection of outer tubular metal resonator, the inside and interior movable rod sliding connection of valve bridge, the top and the bearing metal block welding of valve bridge, the top and the rocking arm threaded connection of interior movable rod, the hole riveting is taken out to the inside of the other end of rocking arm and the top of push rod.

Preferably, the outer surface below the movable gas hood is provided with threads, the number of the movable gas hoods is two, and the number of the outer metal pipes is two.

Preferably, threads are arranged above the outer metal pipe, and a rubber floating ball is arranged at the bottom of the inner movable rod.

Preferably, an air cavity is arranged inside the valve connecting bridge, and the inner movable rod is connected with the inside of the bearing metal block in a sliding mode.

Preferably, the outer surface of the inner movable rod is sleeved with an inner compression spring, and the right side of the bearing metal block is provided with a transfusion tube.

Preferably, an inner pin bolt is installed above the push rod, a hydraulic tappet is arranged below the push rod, and the push rod and the hydraulic tappet are located on the same axis.

Preferably, a safety nut is arranged above the inner movable rod, and a metal sleeve is arranged on the outer side of the inner movable rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. utilize the piston cylinder, the activity gas hood, outer metal pipe, the external screw thread, the valve bridge, the air cavity, the rocking arm, the valve pipe, the bearing metal block, the mutual action of interior movable rod and rubber floater, at first, the top of the piston cylinder of device is through two activity gas hoods and two valve pipes intercommunication respectively, because activity gas hood below is equipped with the external screw thread, make things convenient for dismantling the connection between activity gas hood and piston cylinder, the top of two valve pipes is through valve bridge intercommunication, the outside of every valve pipe all is equipped with outer metal pipe, play the reinforced effect of protection to the valve pipe, simultaneously, the top of every outer metal pipe is equipped with the screw thread, conveniently with valve bridge threaded connection, facilitate the assembly of part, the inside air cavity that is equipped with of valve bridge, the below and two valve pipes intercommunication of air cavity, the top of air cavity is equipped with the rubber floater, the rubber floater is connected with interior movable rod, interior movable rod passes valve bridge, After bearing the metal block, the metal block is in threaded connection with one end of the rocker arm, when the piston cylinder does work, the rubber floating ball in the air cavity is driven to move up and down, so that the inner movable rod is driven to move up and down, the rocker arm is finally driven to move up and down, the linkage work doing motion of the rocker arm assembly is realized, and meanwhile, the assembly among all parts in the assembly is facilitated;

2. the utility model discloses a bearing metal block, interior movable rod, safety nut, interior compression spring, transfer line and metal casing's interact, be equipped with metal casing in the bearing metal block, be equipped with interior compression spring and interior movable rod in the metal casing, the movable rod outside including interior compression spring cover, through interior compression spring, both carry out limit control to interior movable rod, rock about preventing interior movable rod, when the movable rod moves including again, play the cushioning effect, the high-speed device practicality, be equipped with the transfer line on the right side of bearing metal block, the convenience plays lubricating action to the inside part of bearing metal block, prevent to rust between metal casing and the bearing metal block.

3. The utility model discloses an interact of rocking arm, interior cotter, push rod and hydraulic tappet, the one end of rocking arm is passed through interior cotter and is connected with the push rod, makes things convenient for dismantlement and assembly between the part, and the below of push rod is connected with the hydraulic tappet again, drives the push rod motion through the rocking arm, and the push rod motion back can drive the motion of hydraulic tappet to realize the external acting of internal-combustion engine rocking arm assembly.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a sectional view of the internal structure of the present invention;

fig. 3 is a partially enlarged schematic view of the present invention.

In the figure: the device comprises a piston cylinder 1, a movable air cover 2, an outer metal pipe 3, external threads 31, a valve connecting bridge 4, an air cavity 41, a rocker arm 5, an inner pin 52, a push rod 6, a hydraulic tappet 7, a valve pipe 8, a bearing metal block 9, an inner movable rod 91, a safety nut 92, an inner compression spring 93, a transfusion pipe 94, a metal sleeve 95 and a rubber floating ball 96.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an internal-combustion engine rocker arm assembly convenient to assembly, including piston cylinder 1, rocking arm 5 and valve pipe 8, the top of piston cylinder 1 and the below threaded connection of activity gas hood 2, the top and the outer tubular metal resonator 3 veneer of activity gas hood 2, the inside and the valve pipe 8 veneer of outer tubular metal resonator 3, the top and the 4 threaded connection of valve bridge of connecting of outer tubular metal resonator 3, the inside and interior movable rod 91 sliding connection of valve bridge of connecting 4, the top and the bearing metal block 9 welding of valve bridge of connecting 4, the top and the 5 threaded connection of rocking arm 91 in, the hole riveting is taken out to the inside of the other end of rocking arm 5 and the top of push rod 6.

Further, the surface of activity gas hood 2 below is equipped with the screw thread, and the number of activity gas hood 2 is two, and the number of outer tubular metal resonator 3 is two, and this device is through being equipped with two activity gas hoods 2, and outer tubular metal resonator 3 is all installed to every activity gas hood 2's top, improves the transmission efficiency of piston cylinder 1 to doing work outward.

Further, the top of outer tubular metal resonator 3 is equipped with the screw thread, and the bottom of interior movable rod 91 is equipped with rubber floater 96, through the external screw thread of 3 tops of outer tubular metal resonator, makes things convenient for outer tubular metal resonator 3 and 4 threaded connection of valve connecting bridge, makes things convenient for equipment and later stage dismantlement between the part.

Further, an air cavity 41 is arranged inside the valve bridge 4, the inner movable rod 91 is connected with the inside of the bearing metal block 9 in a sliding mode, and the rubber floating ball 96 is located at the position of the air cavity 41 inside the valve bridge 4, so that the rubber floating ball 96 can float up and down under the driving of air flow in the air cavity 41, and the inner movable rod 91 is driven to vertically move up and down.

Further, the outer surface cover of interior movable rod 91 has interior compression spring 93, and the right side of bearing metal block 9 is equipped with transfer line 94, sets up interior compression spring 93, and interior compression spring 93 inlays inside the bearing metal block 9, through interior compression spring 93, has both carried out limit control to interior movable rod 91, prevents that interior movable rod 91 from rocking about, when interior movable rod 91 moved again, plays the cushioning effect.

Further, interior cotter 51 is installed to the top of push rod 6, and the below of push rod 6 is equipped with hydraulic tappet 7, and push rod 6 is in same axis with hydraulic tappet 7, and when making things convenient for push rod 6 to move, better drive hydraulic tappet 7 motion, the top of push rod 6 is through interior cotter 51 and rocker arm 5's inside take out the hole riveting, makes things convenient for between the two to be connected.

Furthermore, a safety nut 92 is arranged above the inner movable rod 91, so that the upper side of the inner movable rod 91 can be well protected, a metal sleeve 95 is arranged outside the inner movable rod 91, the inner side of the metal sleeve 95 is tightly attached to the inner compression spring 93, and the vertical position of the motion track of the inner movable rod 91 is ensured through the metal sleeve 95.

The working principle is as follows: firstly, the upper part of a piston cylinder 1 of the device of the utility model is respectively communicated with two valve pipes 8 through two movable gas covers 2, because the lower part of the movable gas cover 2 is provided with external threads, the detachable connection between the movable gas cover 2 and the piston cylinder 1 is convenient, the upper parts of the two valve pipes 8 are communicated through a valve connecting bridge 4, the outer side of each valve pipe 8 is provided with an outer metal pipe 3, the valve pipes 8 are protected and reinforced, simultaneously, the upper part of each outer metal pipe 3 is provided with threads, the threaded connection with the valve connecting bridge 4 is convenient, the assembly of parts is convenient, an air cavity 41 is arranged inside the valve connecting bridge 4, the lower part of the air cavity 41 is communicated with the two valve pipes 8, a rubber floating ball 96 is arranged above the air cavity 41, the rubber floating ball 96 is connected with an inner movable rod 91, the inner movable rod 91 passes through the valve connecting bridge 4 and a bearing metal block 9 and is connected with one end of a rocker arm 5 through threads, when doing work in the piston cylinder 1, the rubber floating ball 96 in the air cavity 41 is driven to move up and down, so that the inner movable rod 91 is driven to move up and down, and finally the rocker arm 5 is driven to move up and down, so that the linkage acting motion of the rocker arm assembly is realized, and meanwhile, the assembly among all parts in the assembly is facilitated; in addition, be equipped with metal sleeve 95 in bearing metal block 9, be equipped with interior compression spring 93 and interior movable rod 91 in the metal sleeve 95, interior compression spring 93 overlaps in the interior movable rod 91 outside, through interior compression spring 93, both carried out limit control to interior movable rod 91, prevent that interior movable rod 91 from controlling and rocking, when including movable rod 91 motion again, play the cushioning effect, improve the device practicality, be equipped with transfer line 94 on the right side of bearing metal block 9, the convenience plays the lubrication action to the inside part of bearing metal block 9, improve practicality.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides an internal-combustion engine rocking arm assembly convenient to assembly, includes piston cylinder (1), rocking arm (5) and valve pipe (8), its characterized in that, the top of piston cylinder (1) and the below threaded connection of activity gas hood (2), the top and the outer tubular metal resonator (3) veneer of activity gas hood (2), the inside and the valve pipe (8) veneer of outer tubular metal resonator (3), the top and valve bridge (4) threaded connection of outer tubular metal resonator (3), the inside and interior movable rod (91) sliding connection of valve bridge (4), the top and the welding of bearing metal block (9) of valve bridge (4), the top and rocking arm (5) threaded connection of interior movable rod (91), the inside and the top of push rod (6) of the other end of rocking arm (5) are taken out the hole and are riveted.

2. An easily assembled internal combustion engine rocker arm assembly as set forth in claim 1, wherein: the outer surface of the lower part of the movable gas hood (2) is provided with threads, the number of the movable gas hoods (2) is two, and the number of the outer metal tubes (3) is two.

3. An easily assembled internal combustion engine rocker arm assembly as set forth in claim 1, wherein: threads are arranged above the outer metal pipe (3), and a rubber floating ball (96) is arranged at the bottom of the inner movable rod (91).

4. An easily assembled internal combustion engine rocker arm assembly as set forth in claim 1, wherein: an air cavity (41) is arranged inside the valve connecting bridge (4), and the inner movable rod (91) is connected with the inside of the bearing metal block (9) in a sliding mode.

5. An easily assembled internal combustion engine rocker arm assembly as set forth in claim 4, wherein: an inner compression spring (93) is sleeved on the outer surface of the inner movable rod (91), and an infusion tube (94) is arranged on the right side of the bearing metal block (9).

6. An easily assembled internal combustion engine rocker arm assembly as set forth in claim 1, wherein: the upper portion of the push rod (6) is provided with an inner pin bolt (51), a hydraulic tappet (7) is arranged below the push rod (6), and the push rod (6) and the hydraulic tappet (7) are located on the same axis.

7. An easily assembled internal combustion engine rocker arm assembly as set forth in claim 1, wherein: a safety nut (92) is arranged above the inner movable rod (91), and a metal sleeve (95) is arranged on the outer side of the inner movable rod (91).

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