CN212958875U

CN212958875U - Failure protection device for unit speed regulator

Info

Publication number: CN212958875U
Application number: CN201922162803.8U
Authority: CN
Inventors: 廖学祥; 葛方成; 李文江
Original assignee: Sichuan Dadian Installation Engineering Co Ltd
Current assignee: Sichuan Dadian Installation Engineering Co Ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2021-04-13
Anticipated expiration: 2029-12-06

Abstract

The utility model provides a machine group's speed regulator failure protection device, including control element, control element's outer angle all around is provided with the anticollision cover, and the inner wall of anticollision cover passes through the fixed surface welding of damping spring and shell, and the pulley groove has still been seted up on the surface of anticollision cover, and the activity card is equipped with the anticollision wheel in the pulley groove, and the wheel face of anticollision wheel is higher than the pulley groove degree of depth. The inner wall both sides of shell are provided with inlet box and dust box respectively, and inlet box and dust box are located the outside limit of shell and all have seted up the bleeder vent. The utility model provides a machine group's speed regulator failure protection device under the out-of-order condition of machine group's speed regulator, probably leads to the control element in the device to receive the striking, when control element received the striking, at first the anticollision cover can effectively cushion it, and damping spring can effectively decompose the impact, and the crashproof wheel can be for changing the striking direction of impact for positive impact changes, reduces the loss.

Description

Failure protection device for unit speed regulator

Technical Field

The utility model relates to a speed regulator protection device field especially relates to a unit speed regulator failure protection device.

Background

The governor is an automatic regulator, and its function is to automatically increase or decrease the oil supply of the injection pump according to the change of the diesel engine load, so that the diesel engine can operate at a stable rotation speed. In some cases, important control elements are damaged by uncontrollable impacts due to the failure of the speed regulator, and an effective structure for protecting the control device against the failure of the speed regulator is not available at present.

Therefore, it is necessary to provide a protection device for the failure of the governor of the unit to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a malfunctioning protection device of unit's speed regulator has solved under some circumstances because the speed regulator is malfunctioning, leads to important control element to receive uncontrollable striking, causes the harm, does not have the problem of the effective structure who protects control device for the speed regulator is malfunctioning at present.

For solving the technical problem, the utility model provides a pair of machine group's speed regulator failure protection device, including control element, control element's outer angle all around is provided with the anticollision cover, the inner wall of anticollision cover passes through the outer fixed surface welding of damping spring with the shell, the pulley groove has still been seted up on the surface of anticollision cover, the activity card is equipped with the anticollision wheel in the pulley groove, the wheel face of anticollision wheel is higher than the pulley groove degree of depth.

Preferably, the inner wall both sides of shell are provided with air inlet box and dust-proof box respectively, air inlet box and dust-proof box are located the outside limit of shell and all seted up the bleeder vent, the inboard edge of air inlet box and dust-proof box has seted up the ventilation and has filtered the hole.

Preferably, the inside of inlet box is provided with the air-blast fan to be located the inboard department of air-blast fan and be provided with first filter, the inboard of dust proof box is provided with the second filter.

Preferably, the anti-collision sleeve is of a right-angle structure, three groups of pulley grooves are arranged on the surface of the anti-collision sleeve, and the three groups of pulley grooves are all horizontal and equidistant.

Preferably, the damping spring and the surface of the shell are vertical.

Preferably, the wheel face of the anti-collision wheel is three centimeters higher than the pulley groove.

Compared with the prior art, the utility model provides a unit speed regulator failure protection device has following beneficial effect:

the utility model provides a machine group's speed regulator failure protection device under the out-of-order condition of machine group's speed regulator, probably leads to the control element in the device to receive the striking, when control element received the striking, at first the anticollision cover can effectively cushion it, and damping spring can effectively decompose the impact, and the crashproof wheel can be for changing the striking direction of impact for positive impact changes, reduces the loss.

The utility model provides a machine group's speed regulator failure protection device, the inlet box and the dust-proof box that set up in the shell can both be effectual ventilate the heat dissipation and completely cut off the dust to inside, increase the blast fan and more can accelerate the air current and flow, and the heat dissipation is high-efficient, then first filter and second filter are more high-efficient to the completely cut off of dust.

Drawings

Fig. 1 is a structural plan view of a preferred embodiment of a failure protection device for a governor of a machine set provided by the present invention;

FIG. 2 is a schematic front view of FIG. 1;

fig. 3 is a schematic view of the crash sleeve shown in fig. 1.

Reference numbers in the figures: 1. the air-blast dust-proof device comprises a shell, 2, a control element, 3, an anti-collision sleeve, 4, a damping spring, 5, an anti-collision wheel, 6, an air inlet box, 7, a first filter plate, 8, air holes, 9, a blast fan, 10, a dust-proof box, 11 and a second filter plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a top view of a structure of a preferred embodiment of a protection device for failure of a governor of a machine set according to the present invention; FIG. 2 is a schematic front view of FIG. 1; fig. 3 is a schematic view of the crash sleeve shown in fig. 1. The utility model provides a malfunctioning protection device of unit's speed regulator, includes controlling element 2, and controlling element 2's outer angle all around is provided with anticollision cover 3, and the fixed surface welding of damping spring 4 and shell 1 is passed through to the inner wall of anticollision cover 3, and the pulley groove has still been seted up on the surface of anticollision cover 3, and the activity card is equipped with anticollision wheel 5 in the pulley groove, and the tread of anticollision wheel 5 is higher than the pulley groove degree of depth.

The inner wall both sides of shell 1 are provided with inlet box 6 and dust box 10 respectively, and inlet box 6 and dust box 10 are located shell 1's outside limit and have all seted up bleeder vent 8, and the inboard edge of inlet box 6 and dust box 10 has been seted up and has been ventilated and filter the hole, can effectually dispel the heat to inside, prevents that inside heat from too high leading to control element 2 to receive ageing increase of service life.

The inside of inlet box 6 is provided with air-blast fan 9 to be located the inboard department of air-blast fan 9 and be provided with first filter 7, the inboard of dust proof box 10 is provided with second filter 11, can further isolate the dust.

Anticollision cover 3 is the right angle structure to the pulley groove on 3 surfaces of anticollision cover is provided with three groups, and three groups of pulley grooves are all the mutual level and equidistance of each other, are favorable to carrying out all-round protection, make anticollision cover 3 more specific to the protection of whole device.

Damping spring 4 all is perpendicular form with the surface of shell 1 for power dispersion direction is even, can avoid damping spring 4 installation angle not to make damping spring 4 compress unable reconversion.

The wheel face of the anti-collision wheel 5 is three centimeters higher than the pulley groove, and the anti-collision wheel 5 can directly contact with foreign objects after being impacted.

The utility model provides a unit speed regulator failure protection device's theory of operation as follows:

under the condition that the unit speed regulator is out of order, may lead to control element 2 in the device to receive the striking, when control element 2 received the striking, at first anticollision cover 3 can effectively cushion it, damping spring 4 can effectively decompose the impact, and anticollision wheel 5 can be for changing the striking direction of impact thing, make positive impact change, reduce the loss, wherein inlet box 6 and dust box 10 that set up in shell 1 can both effectually ventilate the heat dissipation and completely cut off the dust to inside, it more can accelerate the air current flow to increase blast fan 9, the heat dissipation is high-efficient, then first filter 7 and second filter 12 are more high-efficient to the isolated of dust.

the utility model provides a malfunctioning protection device of unit's speed regulator under the malfunctioning circumstances of unit's speed regulator, probably lead to control element 2 in the device to receive the striking, when control element 2 received the striking, at first anticollision cover 3 can effectively cushion it, and damping spring 4 can effectively decompose the impact, and crashproof wheel 5 can be for the striking direction that changes the impact for positive impact changes, reduces the loss.

The utility model provides a machine group's speed regulator failure protection device, the inlet box 6 and the dust box 10 that set up in shell 1 can both be effectual ventilates the heat dissipation and completely cut off the dust to inside, and it more can flow with higher speed the air current to increase the blast fan 9, and the heat dissipation is high-efficient, then first filter 7 and second filter 12 are more high-efficient to the completely cut off of dust.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A unit governor failure protection device, comprising a control element (2), the control element (2) characterized in that: the anti-collision device is characterized in that anti-collision sleeves (3) are arranged at the outer corners of the periphery of the control element (2), the inner walls of the anti-collision sleeves (3) are fixedly welded with the outer surface of the shell (1) through damping springs (4), pulley grooves are further formed in the surfaces of the anti-collision sleeves (3), anti-collision wheels (5) are movably clamped in the pulley grooves, and the wheel faces of the anti-collision wheels (5) are higher than the depths of the pulley grooves.

2. The unit governor failure protection device of claim 1, wherein an air inlet box (6) and a dust box (10) are respectively arranged on two sides of the inner wall of the housing (1), air holes (8) are respectively formed in the outer sides of the air inlet box (6) and the dust box (10) which are positioned on the housing (1), and ventilation filtering holes are formed in the inner sides of the air inlet box (6) and the dust box (10).

3. A unit governor malfunction protection device according to claim 2, characterized in that the inlet box (6) is provided inside with a blower fan (9) and that a first filter plate (7) is provided at the inner side of the blower fan (9), and that the dust box (10) is provided at the inner side with a second filter plate (11).

4. A governor failure protection arrangement according to claim 1, characterized in that the crash sleeve (3) is of right-angled construction and that the pulley grooves in the surface of the crash sleeve (3) are arranged in three groups, all of which are horizontal and equidistant to each other.

5. A unit governor failure protection arrangement according to claim 1, characterized in that the damping spring (4) is perpendicular to the surface of the housing (1).

6. A unit governor failure protection arrangement according to claim 1, characterized in that the wheel surface of the crash wheel (5) is three centimeters above the pulley groove.