CN209959985U - Multi-cylinder diesel engine indicator valve coordinated control device - Google Patents

Abstract

The utility model discloses a multi-cylinder diesel engine shows power valve coordinated control device, including ring gear, rack, actuating mechanism and fixed mounting support, the ring gear includes inner ring and outer tooth layer, outer tooth layer comprises a plurality of outer tooth angles and a plurality of outer tooth's socket, be equipped with a plurality of tooth angles and a plurality of tooth's socket on the rack, fixed mounting support includes support frame and fixed mounting frame, fixed mounting frame includes extension board and bottom plate, actuating mechanism includes driving motor and driving gear; the power indicating valve is simple in structure and easy to operate, and can be opened or closed simultaneously, so that impurities in the cylinder can be removed quickly and thoroughly, and the diesel engine is prevented from being damaged.

Description

Multi-cylinder diesel engine indicator valve coordinated control device

Technical Field

The utility model relates to a show technical field of merit valve, concretely relates to multi-cylinder diesel engine shows merit valve coordinated control device.

Background

The indicator valve is a valve on a cylinder of a medium-sized or large-sized diesel engine, and one indicator valve is arranged on each cylinder and used for receiving an indicator to measure the explosive pressure in the cylinder or drawing an explosive pressure curve to represent the work condition of a single cylinder. When the diesel engine is started and blows, the indicator valve is opened so as to discharge impurities such as water, oil stains, carbon deposit and the like in the cylinder out of the cylinder through the indicator valve, so that the load of each cylinder is kept uniform when the diesel engine is started, and the service life of the diesel engine is prolonged. When the diesel engine stops, the indicator valve is opened so that impurities such as water, oil stain, carbon deposit and the like in the cylinder are discharged out of the cylinder through the indicator valve before the crankshaft completely stops rotating, and the impurities are prevented from remaining in the cylinder to form cokes to influence the motion between the piston and the cylinder sleeve, and between the valve and the valve seat, so that the service life of parts of the diesel engine is influenced. The existing method is to manually turn on and off the indicator valve by hand, and for a multi-cylinder diesel engine, the following problems mainly exist due to the large number of cylinders (generally more than 6 cylinders). One is that the total opening and closing of the valve at a time is long and inefficient. Secondly, for a multi-cylinder diesel engine, the inertia force of the flywheel is smaller the more backward when the indicator valve is turned off in the parking process, the force for discharging impurities from the cylinder is smaller, the impurities are difficult to be discharged completely, and the service life of parts of the diesel engine is influenced.

Disclosure of Invention

An object of the utility model is to provide a multi-cylinder diesel engine shows merit valve coordinated control device to solve the problem that proposes in the above-mentioned background art, its simple structure, easy operation can realize opening simultaneously or close the merit valve, thereby thoroughly get rid of impurity in the cylinder fast, avoid the damage of diesel engine.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multi-cylinder diesel engine shows power valve coordinated control device, includes ring gear, rack, actuating mechanism and fixed mounting support, the rack is at ring gear lower extreme erection joint, actuating mechanism is at rack end erection joint, the rack is in fixed mounting support upper end, the ring gear includes inner ring and outer tooth layer, outer tooth layer is at inner ring rim outer loop erection joint, outer tooth layer and inner ring are integrated into one piece, the inner ring is a pipe, outer tooth layer comprises a plurality of outer tooth angles and a plurality of outer tooth's socket, a plurality of outer tooth angle and a plurality of outer tooth's socket distribute in turn, a plurality of outer tooth angle cross-section is trapezium structure, a plurality of outer tooth's socket is the structure of falling trapezium, the rack is a metal slat, be equipped with a plurality of tooth angles and a plurality of tooth's socket on the rack, a plurality of tooth angle and a plurality of tooth's socket distribute in turn, fixed mounting support includes support frame and fixed mounting frame, the support frame is installed and connected at the center of the lower end of the fixed installation frame, the fixed installation frame is of a rectangular frame structure and comprises two support plates and a bottom plate, the two support plates are vertically installed at the left end and the right end of the bottom plate, the fixed installation frame is used for supporting racks, the driving mechanism comprises a driving motor and a driving gear, and the driving gear is fixedly installed at the upper end of the driving motor.

Furthermore, a groove is arranged in the gear ring.

Furthermore, the tooth angles and the outer tooth angles are the same in structural shape, the tooth sockets and the outer tooth sockets are the same in structural shape, and the gear ring is in meshing transmission on the rack.

Further, the fixed mounting frame is provided with four rollers and four fixed shafts, the rollers are sleeved on the fixed shafts and connected, the fixed shafts are fixed on the bottom plate, and the number of the rollers and the number of the fixed shafts are four.

Advantageous effects

The utility model relates to a multi-cylinder diesel engine shows merit valve coordinated control device, including ring gear, rack, actuating mechanism and fixed mounting support, its simple structure, easy operation can realize opening simultaneously or close the merit valve, reduces personnel's on duty work load, improves work efficiency, has realized the purpose of quick thoroughly discharge cylinder impurity, has especially solved the problem that several cylinder exhaust power ways that open at the back when parkking do not lead to impurity to be difficult to arrange to the greatest extent to the probability of diesel engine damage has been reduced, be equipped with the recess in the ring gear, the ring gear with show the connected mode that merit valve hand wheel shaft adopted the flat key, prevent that the hand wheel shaft from sliding in the ring gear, thereby the rotation of better area movement merit valve hand wheel. The fixed mounting support is used for supporting a rack, the rack is arranged in the fixed mounting frame, the driving mechanism is started to drive the rack to move, and the rack can better roll in the fixed mounting frame through the idler wheels.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of a fixed mounting bracket.

Fig. 3 is a top view of the stationary mounting bracket.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

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.

A multi-cylinder diesel engine power-indicating valve linkage control device comprises a gear ring 1, a rack 2, a driving mechanism 3 and a fixed mounting support 4, wherein the rack 2 is mounted and connected at the lower end of the gear ring 1, the driving mechanism 3 is mounted and connected at the tail end of the rack 2, the rack 2 is arranged at the upper end of the fixed mounting support 4, the gear ring 1 comprises an inner ring 5 and an outer tooth layer 6, the outer tooth layer 6 is mounted and connected at the outer ring of the inner ring 5, the outer tooth layer 6 and the inner ring 5 are integrally formed, the inner ring 5 is a circular tube, the outer tooth layer 6 is composed of a plurality of outer tooth angles 7 and a plurality of outer tooth grooves 8, the plurality of outer tooth angles 7 and the plurality of outer tooth grooves 8 are alternately distributed, the cross sections of the plurality of outer tooth angles 7 are of trapezoidal structures, the plurality of outer tooth grooves 8 are of inverted trapezoidal structures, a groove 9 is arranged in the gear ring 1, and a power-indicating valve hand wheel shaft adopt a flat key, the hand wheel shaft is prevented from sliding in the gear ring 1, so that the rotation of the hand wheel of the indicator valve is better driven, the rack 2 is a metal strip plate, the rack 2 is provided with a plurality of tooth angles 10 and a plurality of tooth grooves 11, the tooth angles 10 and the tooth grooves 11 are alternately distributed, the tooth angles 10 and the outer tooth grooves 7 are identical in structural shape, the tooth grooves 11 and the outer tooth grooves 8 are identical in structural shape, the gear ring 1 is in meshing transmission on the rack 2, the fixed mounting bracket 4 comprises a support frame 13 and a fixed mounting frame 14, the support frame 13 is mounted and connected at the center of the lower end of the fixed mounting frame 14, the fixed mounting frame 14 is of a rectangular frame structure, the fixed mounting frame 14 comprises support plates 141 and a bottom plate 142, the number of the support plates 141 is two, the two support plates 141 are vertically mounted at the left end and the right end of the bottom plate 142, the fixed mounting frame 14 is provided with rollers 143 and a fixed shaft 144, the roller 143 is sleeved on the fixed shaft 144 for connection, the fixed shaft 144 is fixed on the bottom plate 142, the driving mechanism 3 comprises a driving motor 17 and a driving gear 18, the driving gear 18 is fixedly installed at the upper end of the driving motor 17, a wheel shaft of the driving gear 18 is coaxially connected with a motor shaft of the driving motor 17, the fixed installation support 4 is used for supporting the rack 2, the rack 2 is arranged in the fixed installation frame 14, the driving mechanism 3 is opened to drive the rack 2 to move, and the rack 2 better rolls in the fixed installation frame 14 through the roller 143.

The working principle is as follows: the utility model comprises a gear ring 1, a rack 2, a driving mechanism 3 and a fixed mounting bracket 4, wherein, for a multi-cylinder diesel engine, as the number of cylinders is more (usually 6 cylinders and more), each cylinder is provided with a power indicating valve, therefore, the gear ring 1 and the fixed mounting bracket 4 are also provided with a plurality of power indicating valves (usually 6 cylinders and more), the gear rings 1 are respectively and fixedly arranged on hand wheel shafts of a plurality of power indicating valve hand wheels, the gear ring 1 and the power indicating valve hand wheel shafts adopt a flat key connection mode to prevent the hand wheel shafts from sliding in the gear ring 1, thereby better driving the rotation of the power indicating valve hand wheels, the rack 2 is meshed and connected with the lower ends of the gear rings 1, a plurality of the mounting and fixing brackets 4 are uniformly distributed on a cylinder cover of the diesel engine and are used for supporting the rack 2 and the gear ring 1, the driving mechanism 3 is arranged at the tail end of the rack 2, the driving, the driving gear 18 is connected with the tail end of the rack 2, the driving motor 17 is started, the driving gear 18 pulls the rack 2 to move, meanwhile, the rack 2 drives the gear rings 1 to rotate, and therefore the hand wheels of the indicator valves are controlled to be screwed down or loosened.

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 (4)

1. The power-indicating valve linkage control device of the multi-cylinder diesel engine is characterized by comprising a gear ring, a rack, a driving mechanism and a fixed mounting support, wherein the rack is mounted and connected at the lower end of the gear ring, the driving mechanism is mounted and connected at the tail end of the rack, the rack is arranged at the upper end of the fixed mounting support, the gear ring comprises an inner ring and an outer tooth layer, the outer tooth layer is mounted and connected with an outer ring of the inner ring, the outer tooth layer and the inner ring are integrally formed, the inner ring is a circular tube, the outer tooth layer is composed of a plurality of outer tooth angles and a plurality of outer tooth grooves, the plurality of outer tooth angles and the plurality of outer tooth grooves are alternately distributed, the cross section of each outer tooth angle is of a trapezoid structure, the plurality of outer tooth grooves are of inverted trapezoid structures, the gear rack is a metal strip plate, the rack is provided with a plurality of tooth angles and a plurality of tooth grooves, and the tooth angles and, the fixed mounting support comprises a support frame and a fixed mounting frame, the support frame is mounted and connected at the center of the lower end of the fixed mounting frame, the fixed mounting frame is of a rectangular frame structure and comprises two support plates and a bottom plate, the two support plates are vertically mounted at the left end and the right end of the bottom plate, the fixed mounting support is used for supporting a rack, the driving mechanism comprises a driving motor and a driving gear, and the driving gear is fixedly mounted at the upper end of the driving motor.

2. The multi-cylinder diesel engine indicator valve coordinated control device of claim 1, wherein a groove is arranged in the gear ring.

3. The multi-cylinder diesel engine indicator valve coordinated control device of claim 1, characterized in that a plurality of the tooth angles and a plurality of the external tooth angle structures are the same in shape, a plurality of the tooth grooves and a plurality of the external tooth groove structures are the same in shape, and a gear ring is meshed with a gear rack for transmission.

4. The power valve linkage control device of the multi-cylinder diesel engine according to claim 1, wherein the fixed mounting frame is provided with four rollers and four fixed shafts, the rollers are sleeved on the fixed shafts and connected with the fixed shafts, the fixed shafts are fixed on the bottom plate, and the number of the rollers and the number of the fixed shafts are four.

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