CN218563739U - Damping type digs quick-witted silencer support - Google Patents

Abstract

The utility model relates to an excavator machinery technical field just discloses a shock-proof type digs silencer support for machine, including returning the shaped bottom plate, return shaped bottom plate coupling spring shock absorber and hydraulic shock absorber, spring shock absorber is connected with hydraulic shock absorber and digs the U type collet of quick-witted muffler, bear the muffler on the U type collet, the muffler outlet duct is connected to the muffler top, the muffler intake pipe is connected to the muffler side, U type buckle is equipped with to the muffler top, the muffler main part is cylindrical, so through the fixed muffler of U type collet and U type buckle, by six screw-fastening between U type collet and the U type buckle, so on making the firm support that is fixed in of muffler, this shock-proof type digs silencer support for machine, the U type collet is connected back shaped bottom plate through four group spring shock absorbers and two sets of hydraulic shock absorbers, has been filtered by spring shock absorber and hydraulic shock absorber when the vibrations of digging the quick-witted engine are transmitted the muffler to reach the protection effect.

Description

Damping type digs quick-witted silencer support

Technical Field

The utility model relates to an excavator machinery technical field specifically is a damping type digs quick-witted silencer support.

Background

With the continuous development of society, especially the use of construction class to the excavator is indispensable, but excavator engine noise is great, can inevitably cause the influence in the city, so has had excavator muffler.

Usually, the silencer is directly fixed on an engine of the excavator, but the vibration frequency of the engine is very high during operation, so that the connecting place of the silencer and the engine is damaged and broken in the past, and the silencer is frequently required to be repaired or even replaced, so that the operation is very inconvenient.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model provides a shock-proof type digs machine and uses silencer support possesses absorbing advantage.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a damping type digs quick-witted silencer support, includes back the shaped bottom plate, back the shaped bottom plate coupling spring shock absorber and hydraulic shock absorber, the U type collet of digging quick-witted silencer is connected with hydraulic shock absorber to the spring shock absorber, bear the muffler on the U type collet, the muffler outlet duct is connected to the muffler top, the muffler intake pipe is connected to the muffler side, U type buckle is equipped with to the muffler top.

Preferably, the two sides of the square-shaped bottom plate are fixedly connected with the lower fixing blocks, the lower fixing blocks are movably connected with the hydraulic shock absorber through pins, the hydraulic shock absorber is movably connected with the upper fixing blocks through pins, and the upper fixing blocks are fixedly connected with the U-shaped bottom support.

Preferably, there is long connecting pipe spring shock absorber upper portion, long connecting pipe connects the top board, the top board connecting spring, spring coupling holding down plate, short connecting rod is connected to the holding down plate, the spring of moving away to avoid possible earthquakes divides into four groups, and short connecting pipe one end fixed connection is in four angles of returning the type bottom plate, and long connecting rod one end fixed connection is in U type collet.

Preferably, the U-shaped bottom support and the U-shaped buckle are fixed through screws.

Preferably, the U-shaped buckle comprises three groups, is respectively positioned at the left, middle and right sides of the silencer, and is connected with the U-shaped bottom support through six screws.

Preferably, the air inlet pipe is connected with a high-temperature-resistant spring silicone tube, the high-temperature-resistant spring silicone tube is formed by connecting an engine connecting end interface with a rubber tube main body and connecting the rubber tube main body with a silencer end interface, and the engine is connected with the silencer air inlet pipe through the high-temperature-resistant spring silicone tube.

Preferably, a piston rod is installed inside the short connecting pipe, the tail end of the piston rod is fixedly connected with a piston, the piston is connected inside the long connecting pipe and can move up and down inside the long connecting pipe, an internal large spring is installed at the upper end of the piston, an internal small spring is installed at the lower end of the piston, and resistance of the piston during movement is increased through the large spring and the small spring above and below the piston.

Has the advantages that:

1. this damping type digs quick-witted silencer support fixes the muffler on the support through six screws of three U type buckles of group, makes the muffler more stable, and long-time the use can not rock and drop.

2. This shock-proof type digs silencer support for machine, U type die block connects back the type bottom plate through four groups of spring damper and two sets of hydraulic shock absorber, has been filtered by spring damper and hydraulic shock absorber when digging the vibrations of quick-witted engine and transmitting the muffler to reach the protection effect.

3. This damping type digs silencer support for machine, through installing high temperature resistant spring silicone tube and filtering vibrations in the middle of being connected at the muffler air inlet and engine, the muffler floats from top to bottom when the spring shock attenuation function simultaneously, and the lug connection engine may cause the fracture damage, can realize controlling slightly through high temperature resistant spring silicone tube and move about from top to bottom and do not influence the muffler.

Drawings

Fig. 1 is a front structural schematic diagram of a muffler bracket for a shock absorption type excavator of the present invention;

FIG. 2 is a schematic view of the hydraulic shock absorber of the muffler bracket for the shock-absorbing excavator of the present invention;

FIG. 3 is a schematic view of the spring damper for the muffler bracket of the shock-absorbing excavator of the present invention;

FIG. 4 is a schematic structural view of a fixed part of a muffler bracket muffler for a shock-absorbing excavator according to the present invention;

fig. 5 is the utility model relates to a shock-proof type digs quick-witted high temperature resistant spring silicone tube structure schematic diagram of silencer support for.

FIG. 6 is a schematic view of the internal structure of the spring damper of the muffler bracket for the shock-absorbing excavator of the present invention;

in the figure: 1. a clip-shaped bottom plate; 2. a hydraulic shock absorber; 3. a U-shaped collet; 4. a muffler of the excavator; 5. a muffler outlet pipe; 6. a silencer air inlet pipe; 7. a spring damper; 8. a high-temperature resistant spring silicone tube; 9. a U-shaped buckle; 10. a screw; 201. a lower fixing block; 202. an upper fixed block; 203. a pin; 701. a lower pressing plate; 702. a short connecting rod; 703. a spring; 704. a long connecting pipe; 705. an upper pressure plate; 711. a piston rod; 712. an inner small spring; 713. an inner large spring; 714. a piston; 801. an engine connection end interface; 802. a hose body; 801. a muffler end interface.

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 efforts all belong to the protection scope of the present invention.

Example one

Referring to fig. 1-6, a muffler bracket for a shock absorption type excavator comprises a clip bottom plate 1, wherein both sides of the clip bottom plate 1 are fixedly connected with lower fixing blocks 201, the lower fixing blocks 201 are movably connected with a hydraulic shock absorber 2 through pins 203, the hydraulic shock absorber 2 is movably connected with an upper fixing block 202 through pins 203, and the upper fixing block 202 is fixedly connected with a U-shaped bottom bracket 3.

The upper portion of the spring shock absorber 7 is provided with a long connecting pipe 704, the long connecting pipe 704 is connected with an upper pressure plate 705, the upper pressure plate 705 is connected with a spring 703, the spring 703 is connected with a lower pressure plate 701, the lower pressure plate 701 is connected with short connecting rods 701, the shock absorbing springs 7 are divided into four groups, one end of each short connecting pipe 701 is fixedly connected to four corners of the square bottom plate 1, and one end of each long connecting rod 704 is fixedly connected to the U-shaped bottom support 3.

The working principle is as follows: when the excavator operates, the vibration of the excavator is transmitted to the return bottom plate, the return bottom plate transmits the vibration to the two sets of hydraulic shock absorbers and the four sets of spring shock absorbers, the silencer cannot be influenced by the vibration of the engine through the filtering of the two sets of shock absorbers, the four sets of spring shock absorbers can bring vertical limiting stability to the silencer, the two sets of hydraulic shock absorbers can bring horizontal limiting stability to the silencer, and the stability is also ensured when the shock is absorbed.

Example two

Referring to fig. 1-6, a muffler bracket for a shock absorption type excavator is provided, wherein a U-shaped base 3 and a U-shaped buckle 9 are fixed by a screw 10.

The U-shaped buckle 9 consists of three groups, and is respectively positioned at the left, middle and right of the silencer 4.

The working principle is as follows: the muffler main part is cylindrical, so through the fixed muffler of U type collet and U type buckle, U type buckle divide into three, arranges for the right side in the left side, by six screw fastening between U type collet and the U type buckle, so make on the firm support that is fixed in of muffler.

EXAMPLE III

Referring to fig. 1-6, in the muffler bracket for the shock absorption excavator, the air inlet pipe 6 is connected to the high temperature resistant spring silicone tube 8, the high temperature resistant spring silicone tube 8 is composed of an engine connection end interface 801, a rubber tube main body 802 and a muffler end interface 803, and the engine is connected to the muffler air inlet pipe 6 through the high temperature resistant spring silicone tube 8.

The working principle is as follows: when the excavator runs, the damping system operation muffler can float up and down, left and right in a small-amplitude manner, the muffler air inlet and the engine need to be connected, the direct connection can enable the interface to be loose or even damaged, the intervention of the high-temperature-resistant spring silicone tube is provided, and the muffler floats through the expansion and contraction of the high-temperature-resistant spring silicone tube, so that the problem is solved.

Example four

Referring to fig. 1-6, a piston rod 711 is installed inside the short connecting pipe 702, the end of the piston rod is connected with a piston 714, the piston 714 is connected inside the long connecting pipe 704, an inner large spring 713 is installed at the upper end of the piston 714, and an inner small spring 712 is installed at the lower end of the piston 714.

The working principle is as follows: when the spring damper operates, the long connecting pipe is compressed towards the short connecting pipe, the piston moves downwards, the small spring support provides resistance and support for the long connecting pipe, the long connecting pipe is reversely pulled up towards the short connecting pipe, the piston moves upwards, the large spring support provides resistance and support for the large spring support, and the spring damper is more stable under the action of the inner piston and the large and small springs.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 a damping type digs silencer support for machine, includes back type bottom plate (1), its characterized in that: the novel excavator is characterized in that the clip-shaped bottom plate (1) is connected with a spring shock absorber (7) and a hydraulic shock absorber (2), the spring shock absorber (7) and the hydraulic shock absorber (2) are connected with a U-shaped base (3) of an excavator silencer (4), the U-shaped base (3) is provided with the silencer (4), a silencer outlet pipe (5) is connected to the upper side of the silencer (4), a silencer inlet pipe (6) is connected to the side edge of the silencer (4), and a U-shaped buckle (9) is installed to the upper side of the silencer (4).

2. The muffler bracket for a shock-absorbing excavator according to claim 1, wherein: the novel hydraulic shock absorber is characterized in that two sides of the clip-shaped bottom plate (1) are fixedly connected with the lower fixing block (201), the lower fixing block (201) is movably connected with the hydraulic shock absorber (2) through a pin (203), the hydraulic shock absorber (2) is movably connected with the upper fixing block (202) through a pin (203), and the upper fixing block (202) is fixedly connected with the U-shaped bottom support (3).

3. The muffler bracket for a shock-absorbing excavator according to claim 1, wherein: the spring shock absorber is characterized in that a long connecting pipe (704) is arranged at the upper part of the spring shock absorber (7), the long connecting pipe (704) is fixedly connected with an upper pressing plate (705), the upper pressing plate (705) is fixedly connected with a spring (703), the spring (703) is fixedly connected with a lower pressing plate (701), the lower pressing plate (701) is fixedly connected with a short connecting rod (702), and the short connecting rod (702) is movably connected with the long connecting pipe (704).

4. The muffler bracket for a shock-absorbing excavator according to claim 1, wherein: the U-shaped bottom support (3) and the U-shaped buckle (9) are fixed by a screw (10).

5. The muffler bracket for a shock-absorbing excavator according to claim 4, wherein: the U-shaped buckle (9) is composed of three groups, and is respectively positioned at the left, middle and right sides of the silencer (4).

6. The muffler bracket for a shock-absorbing excavator according to claim 1, wherein: intake pipe (6) fixed connection high temperature resistant spring silicone tube (8), high temperature resistant spring silicone tube (8) are connected rubber tube main part (802) by engine connection end interface (801) and are connected muffler end interface (803) and constitute.

7. The muffler bracket for a shock-absorbing excavator according to claim 3, wherein: short connecting rod (702) internally mounted piston rod (711), piston rod end connection piston (714), inside long connecting pipe (704) is connected in piston (714), inside big spring (713) of piston (714) upper end installation, inside little spring (712) of piston (714) lower extreme installation.

Images