CN217710937U

CN217710937U - Frame and working machine

Info

Publication number: CN217710937U
Application number: CN202221368125.6U
Authority: CN
Inventors: 高祥; 李军华
Original assignee: Hunan Sanyi Huayuan Machinery Co
Current assignee: Hunan Sanyi Huayuan Machinery Co
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-11-01
Anticipated expiration: 2032-06-01

Abstract

The utility model relates to a mechanical structure technical field provides a frame and operation machinery. The above-mentioned frame includes: the front frame and the rear frame are arranged in a split manner; the front frame with the back frame is connected, the inside of at least one of front frame with the back frame is formed with and holds the chamber, it is equipped with first liquid reserve tank to hold the intracavity. The utility model discloses a first liquid reserve tank is arranged to at least one of in the middle of preceding frame and the back frame the intracavity that holds, and liquid such as usable first liquid reserve tank storage water, hydraulic oil, fuel, liquid medicine realize the make full use of frame inner space to the outside space of arranging of frame can not satisfy the confession liquid demand of operation machinery to occuping.

Description

Frame and working machine

Technical Field

The utility model relates to a mechanical structure technical field especially relates to a frame and operation machinery.

Background

One type of work machine is a grader, which is an earth moving machine that levels a ground surface with a blade. The existing land scraper comprises a front frame and a rear frame, wherein an accommodating cavity for arranging a hydraulic pipe is usually arranged in the front frame, but the accommodating cavity has a larger surplus space except for a distributing pipe, and the surplus space is not fully utilized.

SUMMERY OF THE UTILITY MODEL

The utility model provides a frame and operation machinery for solve or improve the current problem that does not carry out make full use of to the inner space of frame.

The utility model provides a frame, include: the front frame and the rear frame are arranged in a split manner;

the front frame with the back frame is connected, the inside of at least one of front frame with the back frame is formed with and holds the chamber, it is equipped with first liquid reserve tank to hold the intracavity.

According to the utility model provides a pair of frame still includes: a second liquid storage tank; the second liquid storage tank is arranged on the outer surface of at least one of the front frame and the rear frame; the first liquid storage tank is communicated with the second liquid storage tank.

According to the utility model, the rear end of the front frame is rotatably connected with the front end of the rear frame; the first liquid storage tank is arranged in the accommodating cavity of the front rack, and the second liquid storage tank is arranged on the upper surface of the rear rack; the first liquid storage tank is communicated with the second liquid storage tank through a hose.

According to the utility model provides a rack, the bottom end of the second liquid storage tank is provided with a first interface which is communicated with the inner cavity of the second liquid storage tank; the rear end of the first liquid storage tank is provided with a second interface which is communicated with the inner cavity of the first liquid storage tank; one end of the hose is communicated with the first interface, and the other end of the hose is communicated with the second interface.

According to the utility model provides a pair of frame still includes: a pipette; the liquid suction pipe is arranged in the second liquid storage tank, one end of the liquid suction pipe is communicated with a liquid outlet of the second liquid storage tank, and the other end of the liquid suction pipe penetrates through the first interface;

the height of the first interface relative to the ground is smaller than or equal to that of the second interface relative to the ground, and the second interface is arranged at a position close to the bottom end of the first liquid storage tank.

According to the utility model provides a frame, a filtering device is arranged in the first liquid storage tank, and the filtering device is arranged at one end of the second interface far away from the hose;

and/or an access hole is arranged on the front frame, is close to the rear end of the front frame and is communicated with the first liquid storage tank; the access hole is detachably provided with a sealing cover plate.

According to the utility model provides a rack, the accommodating cavity extends along the length direction of the front rack, the first liquid storage tank is arranged on the first wall surface of the accommodating cavity along the extending direction of the accommodating cavity, a channel is formed between the first liquid storage tank and the second wall surface of the accommodating cavity, and the channel extends along the extending direction of the accommodating cavity; wherein the first wall surface is opposite to the second wall surface.

According to the utility model provides a pair of frame, the top of second liquid reserve tank is equipped with annotates the liquid mouth, it is higher than for the height on ground to annotate the liquid mouth the top of first liquid reserve tank is for the height on ground.

According to the utility model provides a pair of frame still includes: a cab; the cab is arranged on the upper surface of the rear frame; the cab is arranged on the front side of the second liquid storage tank.

The utility model also provides an operating machine, include as above arbitrary the frame.

The utility model provides a frame and operation machinery arranges first liquid reserve tank through the intracavity that holds that at least one among front rack and the back frame corresponds, and usable first liquid reserve tank storage water, hydraulic oil, fuel, liquid medicine etc. realize the make full use of the inside space that holds the chamber of frame to can not to the space of arranging that occupies the frame outside, satisfied operation machinery's confession liquid demand.

Drawings

In order to illustrate the technical solutions of the present invention or the prior art more clearly, the drawings used in the following embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic front view of a rack provided by the present invention;

fig. 2 is a schematic top view of the rack provided by the present invention;

FIG. 3 is a schematic view of a second reservoir according to the present invention;

fig. 4 is a second schematic structural view of the second liquid storage tank according to the present invention.

Reference numerals:

100: a frame; 200: a second liquid storage tank; 300: a first liquid storage tank; 400: a hose; 500: a hydraulic oil tank; 600: a filtration device; 11: a front frame; 111: a channel; 12: a rear frame; 201: a liquid outlet; 202: a liquid return port; 203: a first access window; 204: a first leg; 21: a first interface; 22: a pipette; 23: a liquid injection port; 31: a second interface; 32: an access hole; 501: a second leg; 502: a second access panel.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are 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 belong to the protection scope of the present invention.

The frame and the working machine of the present invention will be described with reference to fig. 1 to 4.

As shown in fig. 1 and 2, the rack 100 of some embodiments of the present invention includes: a front frame 11 and a rear frame 12 which are arranged separately.

The front frame 11 is connected with the rear frame 12, and at least one of the front frame 11 and the rear frame 12 is formed with a containing cavity in the inside, and the containing cavity is provided with a first liquid storage tank 300.

In the embodiment, the front frame 11 and the rear frame 12 are detachably connected, the rear end of the front frame 11 and the front end of the rear frame 12 can be detachably connected through a lock pin or a bolt locking assembly, and the rear end of the front frame 11 and the front end of the rear frame 12 can also be rotatably connected through a hinge shaft.

Specifically, this embodiment arranges first liquid reserve tank through the intracavity that holds that at least one among front rack and the back frame corresponds, and usable first liquid reserve tank stores up liquid such as water, hydraulic oil, fuel, liquid medicine, realizes the make full use of to the inside space that holds the chamber of frame to can not satisfy the confession liquid demand of operation machinery to occupying the outside space of arranging of frame.

It should be noted herein that in the case where the receiving cavities are disposed in both the front frame 11 and the rear frame 12, since the first tank 300 is disposed in each receiving cavity, the present embodiment may consider that the first tanks 300 disposed in the respective receiving cavities are separated from or communicated with each other.

In addition, the accommodating cavity shown in this embodiment has an excess space besides the first liquid storage tank 300, so as to meet the requirements of related functions such as pipe arrangement and wiring on the rack 100.

In some embodiments, the rack 100 shown in this embodiment further includes: a second reservoir 200; the second tank 200 is provided on an outer surface of at least one of the front frame 11 and the rear frame 12; the first tank 300 communicates with the second tank 200.

In practical applications, since the outer surface of the front frame 11 or the rear frame 12 has sufficient arrangement space, the present embodiment generally arranges the second tank 200 on the outer surface of at least one of the front frame 11 and the rear frame 12. Here, by communicating the first tank 300 with the second tank 200, the volume of the second tank 200 can be expanded without changing the original arrangement of the frame.

In the present embodiment, the volume space can be increased by more than 50% based on the second tank 200 based on the design of the first tank 300.

The liquid stored in the first and

second tanks

300 and 200 of the present embodiment includes, but is not limited to, water, hydraulic oil, fuel oil, chemical liquid, etc. as shown in the above embodiments, and the specific type of the liquid stored in the first and

second tanks

300 and 200 may be determined according to the type of the working machine or the actual liquid demand of the working machine.

For convenience of description, in the following embodiments, the present invention is described in an application scenario where the first tank 300 and the second tank 200 store fuel.

The working machine shown in the present embodiment may be a motor grader, an excavator, a loader, a crane, or the like, as long as the arrangement space and the arrangement requirement of the first tank 300 are allowed, and is not particularly limited.

In practical applications, the second tank 200 may be disposed on the upper surfaces of the front frame 11 and the rear frame 12, the lower surfaces of the front frame 11 and the rear frame 12, and the left and right surfaces of the front frame 11 and the rear frame 12, which are not particularly limited herein. Because first liquid reserve tank 300 is located the chamber that holds of preceding frame 11 or rear frame 12 to the installation of first liquid reserve tank 300 is arranged and is had better stability, need not to maintain first liquid reserve tank 300 the high frequency, only need regularly clear up impurity can. The present embodiment can provide the second tank 200 with a larger volume than the first tank 300 due to a large arrangement space at the outer surface of the housing 100. That is, the second tank 200 serves as a main tank of the working machine, the first tank 300 serves as a sub-tank of the working machine, the second tank 200 is provided with a liquid outlet 201 and a liquid return port 202 communicated with an inner cavity of the second tank, and the liquid outlet 201 and the liquid return port 202 are respectively communicated with an engine and other oil consumption equipment on the working machine.

In some embodiments, as shown in fig. 1 and fig. 2, the rear end of the front frame 11 and the front end of the rear frame 12 are detachably connected.

Here, in order to facilitate the arrangement of the second tank 200 and the first tank 300 according to the specific structure of the frame 100, the second tank 200 shown in this embodiment is provided on the upper surface of the front frame 11 or the rear frame 12; the receiving cavity is formed inside at least one of the front chassis 11 and the rear chassis 12.

In a first example, the present embodiment may dispose the second tank 200 on the upper surface of the front frame 11, dispose a receiving cavity in the front frame 11, and dispose the first tank 300 in the receiving cavity of the front frame 11.

In a second example, the present embodiment may locate the second tank 200 on the upper surface of the front frame 11, locate the receiving cavity in the rear frame 12, and locate the first tank 300 in the receiving cavity of the rear frame 12.

In a third example, the second liquid storage tank 200 may be disposed on the upper surface of the front frame 11, and the accommodating cavities may be disposed in both the front frame 11 and the rear frame 12, so that the first liquid storage tank 300 may be disposed in both the accommodating cavities of the front frame 11 and the rear frame 12.

Of course, in this embodiment, the second liquid storage tank 200 may also be disposed on the upper surface of the rear frame 12, and the first liquid storage tank 300 is disposed inside at least one of the front frame 11 and the rear frame 12, which is not described in detail herein.

In some embodiments, as shown in fig. 1 and 2, the rear end of the front frame 11 is rotatably connected to the front end of the rear frame 12, the first liquid storage tank 300 is disposed in the accommodating cavity of the front frame 11, and the second liquid storage tank 200 is disposed on the upper surface of the rear frame 12.

Here, the second liquid storage tank 200 and the first liquid storage tank 300 are communicated through the hose 400 in the embodiment, so that the oil passage communication between the second liquid storage tank 200 and the first liquid storage tank 300 is realized while the relative rotation requirement of the front frame 11 and the rear frame 12 is satisfied.

In one example, in the case where the work machine is a crane, the front frame 11 shown in the present embodiment may be a boom of the crane, and the rear frame 12 is a chassis of the crane. The first liquid storage tank 300 is arranged in the boom of the crane on the basis of meeting the requirement of mechanical strength of the boom.

In another example, where the work machine is a grader, the front frame 11 shown in this embodiment corresponds to a front frame of the grader and the rear frame 12 corresponds to a rear frame of the grader.

In practical application, the front frame of the land scraper is used for arranging a front wheel assembly of the land scraper, and a cutter for leveling the land is also arranged between the front frame and the rear frame of the land scraper. Because be equipped with the chamber that holds that is used for the stringing in the original preceding frame, hold the chamber and have great cross sectional area and great extension length, be used for arranging driver's cabin and power equipment on the back frame to the upside at back frame has the relatively big space of arranging, thereby this embodiment arranges first liquid reserve tank 300 in the chamber that holds that is located the preceding frame of leveler, arranges second liquid reserve tank 200 in the upside of back frame.

As shown in fig. 1 and 2, in the case where the work machine is a motor grader, the cab of the motor grader is provided on the upper surface of the rear frame 12 in the present embodiment.

The cab is not specifically illustrated in fig. 1 and 2. The front frame 11 is provided on the front side of the rear frame 12 and the cab is provided on the front side of the second tank 200 in the traveling direction, so that the second tank 200 is arranged with a sufficient space behind the cab.

In some embodiments, as shown in fig. 1 to 3, a first interface 21 is disposed at a bottom end of the second liquid storage tank 200, and the first interface 21 is communicated with an inner cavity of the second liquid storage tank 200; the rear end of the first liquid storage tank 300 is provided with a second interface 31, and the second interface 31 is communicated with the inner cavity of the first liquid storage tank 300; one end of the hose 400 communicates with the first port 21, and the other end communicates with the second port 31. Wherein the hose 400 may be a PVC pipe.

Here, this embodiment is based on the design of first interface 21 and second interface 31, is convenient for communicate the inner chamber of the one end of hose 400 through first interface 21 and second liquid reserve tank 200 to and communicate the other end of hose 400 through second interface 31 and first liquid reserve tank 300, thereby realize the intercommunication of second liquid reserve tank 200 and first liquid reserve tank 300 conveniently, its easy operation is convenient.

In practical arrangement, the present embodiment may optimize the positions of the first port 21 and the second port 31, so that the fuel in the first tank 300 can automatically flow to the first port 21 through the hose 400 under the action of gravity, so as to enter the second tank 200.

Of course, the present embodiment may also provide a pumping device on the hose 400 to drive the fuel in the first tank 300 to actively enter the second tank 200 under the action of the pumping device.

In some embodiments, as shown in fig. 1 to 4, the second tank 200 of the present embodiment is provided with a pipette 22 therein; one end of the pipette 22 communicates with the liquid outlet 201 of the second reservoir 200, and the other end thereof is inserted into the first port 21.

Wherein, the vertical height of the first interface 21 relative to the ground is less than or equal to the vertical height of the second interface 31 relative to the ground, and the second interface 31 is arranged at a position close to the bottom end of the first liquid storage tank 300.

Here, the present embodiment is based on the optimized design of the arrangement positions of the first connection port 21 and the second connection port 31, and ensures that the fuel in the first reservoir 300 can be collected at the second connection port 31 and flows to the first connection port 21 through the hose 400 under the action of gravity.

Thus, when the pumping device on the working machine pumps the oil to the first port 21 provided at the bottom end of the second reservoir 200 through the liquid suction pipe 22, the pumping device can completely suck not only the fuel in the second reservoir 200 but also the fuel in the first reservoir 300.

As shown in fig. 3 and 4, a hydraulic oil tank 500 is disposed on one side of the second liquid storage tank 200 shown in this embodiment, a first leg 204 extending toward the rear frame 12 is disposed on one side of the second liquid storage tank 200 away from the hydraulic oil tank 500, and a second leg 501 extending toward the rear frame 12 is disposed on one side of the hydraulic oil tank 500 away from the second liquid storage tank 200.

Since an installation space for installing power equipment is formed between the bottom end of the second tank 200 and the rear frame 12 after the bottom ends of the first leg 204 and the second leg 501 are connected to the rear frame 12, respectively, which makes the height of the bottom end of the second tank 200 relative to the ground higher than the height of the second port 31 relative to the ground, the lower end of the first port 21 is extended toward the rear frame 12 in the present embodiment, so that the vertical height of the bottom end of the first port 21 relative to the ground is less than or equal to the vertical height of the second port 31 relative to the ground, and when there is no fuel in the second tank 200, the fuel in the first tank 300 can reach the bottom end of the first port 21.

Wherein, in order to facilitate the maintenance of the second liquid storage tank 200 and the hydraulic oil tank 500, the second liquid storage tank 200 is provided with a first maintenance window 203, and the hydraulic oil tank 500 is provided with a second maintenance window 502.

In some embodiments, since the fuel contains impurities and the second port 31 is disposed at the bottom end of the first reservoir 300, the impurities in the fuel in the first reservoir 300 will gradually be enriched toward the second port 31 during the long-term use, in order to ensure the quality of the fuel sucked by the suction pipe 22 in the above embodiments, the filtering device 600 is disposed in the first reservoir 300, and the filtering device 600 is disposed at the end of the second port 31 away from the hose 400.

The filtering device 600 shown in the present embodiment may be a filter screen, a perforated plate, etc., and is not limited in particular.

Meanwhile, in order to facilitate cleaning of impurities in the first liquid storage tank 300 and facilitate periodic maintenance of the filtering device 600, the front frame 11 shown in this embodiment is provided with an access opening 32, and the access opening 32 is close to the rear end of the front frame 11 and is communicated with the first liquid storage tank 300; the access opening 32 is removably fitted with a sealing cover.

Thus, the access opening 32 can be blocked by the sealing cover plate during normal operation of the working machine, so as to prevent the leakage of the fuel in the first reservoir 300. When the first liquid storage tank 300 is maintained, the sealing cover plate may be removed so as to discharge the first liquid storage tank 300 or maintain the filtering apparatus 600 in the first liquid storage tank 300.

It should be noted that the sealing cover plate in the embodiment may be a transparent cover, and an operator may directly observe the oil amount in the first tank 300 and the impurity concentration in the first tank 300 by naked eyes.

The sealing cover plate in this embodiment may be a cover plate made of transparent PVC. To ensure the sealing performance, a sealing ring may be disposed between the sealing cover plate and the wall corresponding to the access opening 32.

In some embodiments, as shown in fig. 1 and fig. 2, a containing cavity for pipe distribution is provided in the front frame 11 shown in this embodiment, the containing cavity extends along the length direction of the front frame 11, the first liquid storage tank 300 is provided on a first wall surface of the containing cavity along the extending direction of the containing cavity, a channel 111 is formed between the first liquid storage tank 300 and a second wall surface of the containing cavity, and the channel 111 extends along the extending direction of the containing cavity; wherein the first wall face is opposite to the second wall face.

Here, the duct 111 shown in this embodiment can be used as a flat cable or a flat cable duct to meet the driving and controlling requirements of the related power equipment on the front frame 11.

As shown in fig. 1 and fig. 2, in the present embodiment, a partition board is disposed in the accommodating cavity of the front frame 11, and the partition board is connected to a first wall surface of the accommodating cavity and encloses a first liquid storage tank 300.

Meanwhile, in order to secure the stability of the arrangement of the first tank 300, the present embodiment is provided in the height direction, with the second wall surface located at the upper side of the first wall surface, so that the passage 111 is located at the upper side of the first tank 300.

In some embodiments, as shown in fig. 1 and 2, the second tank 200 of the present embodiment is provided with an injection port 23 at the top, and the vertical height of the injection port 23 relative to the ground is higher than the vertical height of the top end of the first tank 300 relative to the ground.

Here, in the present embodiment, the optimum design based on the height of the liquid injection port 23 can ensure that the second liquid storage tank 200 and the first liquid storage tank 300 can be completely filled with fuel when the fuel is injected through the liquid injection port 23, so that the internal spaces of the second liquid storage tank 200 and the first liquid storage tank 300 are fully utilized, and the fuel can be effectively stored.

In some embodiments, the present embodiments also provide a work machine comprising a frame as in any one of the embodiments above.

Here, since the working machine includes a frame, and the specific structure of the frame refers to the foregoing embodiments, the working machine shown in this embodiment includes all the technical solutions of the foregoing embodiments, and therefore at least all the beneficial effects obtained by all the technical solutions of the foregoing embodiments are achieved, and are not described in detail herein.

The work machine shown in the present embodiment may be a motor grader, an excavator, a loader, a crane, or the like, and is not particularly limited.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A rack, comprising: the front frame and the rear frame are arranged in a split manner;

the front frame with the back frame is connected, the front frame with the inside of at least one of back frame is formed with and holds the chamber, it is equipped with first liquid reserve tank to hold the intracavity.

2. The frame of claim 1, further comprising: a second liquid storage tank; the second liquid storage tank is arranged on the outer surface of at least one of the front frame and the rear frame; the first liquid storage tank is communicated with the second liquid storage tank.

3. The frame of claim 2, wherein the rear end of the front frame is rotatably coupled to the front end of the rear frame; the first liquid storage tank is arranged in the accommodating cavity of the front rack, and the second liquid storage tank is arranged on the upper surface of the rear rack; the first liquid storage tank is communicated with the second liquid storage tank through a hose.

4. The frame according to claim 3, wherein a first port is arranged at the bottom end of the second liquid storage tank and is communicated with the inner cavity of the second liquid storage tank; the rear end of the first liquid storage tank is provided with a second interface which is communicated with the inner cavity of the first liquid storage tank; one end of the hose is communicated with the first interface, and the other end of the hose is communicated with the second interface.

5. The frame of claim 4, further comprising: a pipette; the liquid suction pipe is arranged in the second liquid storage tank, one end of the liquid suction pipe is communicated with a liquid outlet of the second liquid storage tank, and the other end of the liquid suction pipe penetrates through the first interface;

6. The frame according to claim 4, wherein a filter device is arranged in the first liquid storage tank, and the filter device is arranged at one end of the second connector, which is far away from the hose;

7. The frame according to any one of claims 3 to 6, wherein the receiving cavity extends along a length direction of the front frame, the first tank is disposed on a first wall surface of the receiving cavity along the extending direction of the receiving cavity, and a channel is formed between the first tank and a second wall surface of the receiving cavity, the channel extending along the extending direction of the receiving cavity; wherein the first wall surface is opposite to the second wall surface.

8. The stand according to any one of claims 2 to 6 wherein the top of the second tank is provided with a liquid injection port which is at a higher level relative to the ground than the top of the first tank.

9. The frame according to any one of claims 3-6, further comprising: a cab; the cab is arranged on the upper surface of the rear frame; the cab is arranged on the front side of the second liquid storage tank.

10. A working machine, characterized by comprising a frame according to any one of claims 1-9.