CN217320563U - Regulation formula shelters from device, running gear and engineering machine tool - Google Patents

Abstract

The utility model discloses an adjustable type shielding device, a walking device and engineering machinery, wherein the adjustable type shielding device comprises a turning device, an adjusting plate, a lifting lug, a pin shaft and a snap spring; the lifting device is a combined welding structure and comprises a fixed plate and fin plates with round holes and extending out of two sides of the fixed plate; the adjusting plate is fixedly arranged on the lifting device and is provided with a long waist-shaped hole for adjusting the front and rear positions; the installation lugs are symmetrically arranged on two sides of the structure body and are used for hoisting the structure body on one hand, and the hinged installation of the turnover device is realized through the pin shaft and the snap springs on the two sides on the other hand. The lifting device can be rotated and opened around the pin shaft, and the adjusting plate can be adjusted in the front-back position in the opening state, so that the shielding requirement in practical application is met, and the lifting device is quick, convenient, ingenious in structure and high in functionality.

Description

Regulation formula shelters from device, running gear and engineering machine tool

Technical Field

The utility model relates to a regulation formula shelters from the device, specifically is a regulation formula that mining hydraulic shovel used shelters from device, belongs to the engineering machine tool field.

Background

The walking device of the large-scale mining hydraulic excavator generally comprises a driving wheel, a thrust wheel, a drag chain wheel, a guide wheel and a crawler belt, namely four wheels and one belt, and is assembled. Therefore, the guide wheels must be guaranteed to move backwards, the two bottom plates are arranged at the lower end of the structure body and belong to an open space, and therefore enough space must be reserved at the upper end to guarantee that the guide wheels do not interfere with the structure body when the guide wheels move to the side of the driving wheel to the minimum position.

The large-scale mining hydraulic excavator walking device is assembled, after the whole machine is assembled and started, the buffer stroke of the tensioning oil cylinder can be started preferentially, the guide wheel can move towards the front side along with the pushing of the buffer stroke of the buffering oil cylinder, at the moment, grease is injected into a grease cavity of the tensioning oil cylinder for ensuring the tensioning state of the track, the tensioning stroke is started, the guide wheel is pushed slowly, and then the tensioning state of the track is realized. The working state of the walking system of the large-scale mining hydraulic excavator is achieved.

Along with the promotion of buffer stroke and tensioning stroke, can leave a huge clearance between leading wheel and the structure, original design directly utilizes a block of board to carry out the shutoff with this piece clearance, prevents that outside rubble, earth, coal sand etc. from getting into, but the grip-pad has been installed this moment, and the grip-pad can influence the use of assembly air gun when installing the shrouding, and the installation is comparatively inconvenient. The main reason is that the track shoe can be regularly supplemented with butter for tensioning along with the abrasion between the pin shaft and the pin shaft of the track shoe when the large-scale mining excavator is actually applied and used, the guide wheel can be pushed forwards again, and the baffle plate during fixing can not realize good shielding protection.

Meanwhile, in practical application of a large mining excavator, a large gap space between the guide wheel and the structural body can facilitate service personnel to observe states of the guide device and the tensioning device, the guide wheel and the tensioning device can be used as a fault observation hole, and a fixed baffle plate structure only needs to be disassembled and assembled every time, so that time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

According to prior art's is not enough, the utility model aims at providing a regulation formula shelters from device specifically is an use the device that shelters from in mining hydraulic shovel guide side, should shelter from the device for can be rotatory around the hinge hole, just can install adjusting device before the track parcel, treat after the track tensioning with adjusting device lift turn over corresponding position can, convenient and fast can effectual solution tradition shrouding structure's weak point. The shielding requirement is efficiently and reliably realized, and the structure is ingenious and reliable.

The utility model discloses realize according to following technical scheme:

the utility model provides an adjustable shelter device in a first aspect, which comprises a turning device, an adjusting plate and a lifting lug; the lifting and turning device consists of a hinge part and a shielding part; the adjusting plate is connected with the shielding part in the lifting device and can adjust the front and back positions on the shielding part, and the adjusting plate and the shielding part in the lifting device together realize shielding of a gap between the guide wheel and the structure body; the lifting lug is arranged on a structural body close to the guide wheel, so that on one hand, the lifting of the structural body is realized, and on the other hand, the lifting lug is connected with the hinged part in the lifting device through a connecting piece.

In some embodiments: the shielding part in the lifting device is a fixed plate, and the hinged part in the lifting device is a fin plate.

In some embodiments: the fixed plate is a concave-shaped plate and is of a left-right completely symmetrical structure, and a plurality of threaded holes are formed in two sides of the middle notch respectively and are used for being connected with the adjusting plate in a matched mode.

In some embodiments: the wide part of the fin plate is provided with a round hole for realizing the hinged connection of the lifting device and the lifting lug; the narrow part of the fin-shaped plate is provided with a step surface for being clamped and positioned with the fixing plate.

In some embodiments: the distance from the center of the round hole to the side edge of the fin plate is smaller than the distance from the center of the hinge hole in the lifting lug to the bottom surface.

In some embodiments: the bottom surface of the finned plate is horizontally and tangentially connected to the fixed plate through an upper end arc surface and is flush with the bottom surface of the fixed plate.

In some embodiments: the fin plates are four in number, each two fin plates form two groups of fin plates, the two groups of fin plates are completely symmetrically arranged at the left and right sides and are fixed at the two sides of the fixed plate, and the distance between every two groups of fin plates is equal to the thickness of the lifting lug; the distance between the two groups of fin plates is equal to the distance between the two lifting lugs.

In some embodiments: the adjusting plate is of a left-right completely symmetrical structure and is symmetrically provided with two long waist-shaped holes, and the central distance of the two long waist-shaped holes is equal to the central distance of the threaded holes at the two symmetrical sides of the fixing plate; the width of the long waist-shaped hole is slightly larger than the diameter of the threaded hole in the fixing plate.

In some embodiments: the adjusting plate is characterized in that the long waist-shaped holes in the two sides of the adjusting plate are respectively connected with threaded holes in the two sides of the fixing plate through a plurality of bolts, and the front and rear positions of the adjusting plate are adjusted through the tightening bolts.

In some embodiments: the number of the lifting lugs is two, the two lifting lugs are symmetrically arranged on two sides of the structure body, and the diameter of a hinge hole in each lifting lug is equal to that of a circular hole in each fin-shaped plate.

In some embodiments: the lifting lugs are gradually tightened from the middle to the two ends, and the two sides are provided with notches; dovetail welding is adopted at the front and rear tightening positions of the lifting lug, so that the smooth transition of the lifting lug from the arc section to the structure body is ensured.

In some embodiments: the connecting piece comprises a pin shaft and a clamp spring; two through holes are formed in two ends of the pin shaft and are used for fixedly connecting the clamp springs; the pin shaft is in clearance fit with the lifting device, and the pin shaft is in close fit with the lifting lug.

The utility model discloses the second aspect provides a running gear, including track, structure and guide wheel, the guide wheel is installed on the structure, the track parcel is on the structure the clearance department of structure and guide wheel installs foretell regulation formula and shelters from the device.

The third aspect of the utility model provides an engineering machine, which is provided with the adjustable type shielding device; alternatively, the traveling device described above is mounted.

The utility model discloses beneficial effect:

the device can be adjusted in time along with the change of the space gap in the actual work of the structure body, and can effectively meet the shielding requirement; meanwhile, in the actual use process, the internal state of the structure body can be observed by turning over the shielding device; moreover, the adjustable shielding device can reserve enough assembly space for initial assembly.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

In the drawings:

FIG. 1 is a schematic view of the installation of the adjustable shelter device of the present invention;

fig. 2 is a schematic view of the position of the lifting lug of the present invention;

FIG. 3 is a structural diagram of the lifting device of the present invention;

FIG. 4 is a schematic view of the adjustable shelter of the present invention in an open position;

FIG. 5 is a schematic view of the connection between the lifting device, the adjusting plate and the lifting lug of the present invention;

fig. 6 is a schematic view of an actual application state of the adjustable shielding device of the present invention;

description of the reference numerals: 1. the device comprises a lifting device 2, an adjusting plate 3, lifting lugs 4, guide wheels 5, a structural body 6, pin shafts 7, clamp springs 8 and a crawler; 101. a fixed plate 102, a fin plate; 101-1, a threaded hole, 102-1 and a round hole; 2-1, long waist-shaped holes; a. bolt, b, washer.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, an adjustable shelter device comprises a turning device 1, an adjusting plate 2 and a lifting lug 3;

the turning device 1 is a combined welding structure and comprises a fixed plate 101 and two groups of fin plates 102 extending out of two sides of the fixed plate 101, wherein the fin plates 102 are provided with round holes 102-1; the adjusting plate 2 is provided with a long waist-shaped hole 2-1 which is connected with the turning device 1 and can adjust the front and back positions; the lifting lugs 3 are designed mechanically, and are symmetrically arranged on two sides of the structural body 5, so that the lifting of the structural body 5 is realized on one hand, and the lifting lugs are hinged with the lifting device 1 through a pin shaft 6 and a clamp spring 7 on the other hand. As shown in fig. 4, the flipping device 1 can rotate around the pin 6 to open, and the adjusting plate 2 can be adjusted in the front-back position in the open state, so as to meet the shielding requirement in practical application.

In the drawings, "front" and "rear" are defined conventionally in the industry, and the guide wheel side is the front side, and the drive wheel side is the rear side.

A preferred embodiment of the above-described embodiment with respect to the flipping device is given below:

as shown in fig. 3, the flipping device 1 is formed by integrally welding a fixed plate 101 and four fin plates 102.

The fixing plate 101 is a concave plate with a left-right completely symmetrical structure, and two threaded holes 101-1 are respectively arranged on two sides of the middle notch and used for realizing matching connection with the adjusting plate 2.

One end of the wing-shaped plate 102 is provided with a step surface for being clamped and positioned with the fixed plate 101, the other end is provided with a round hole 102-1, and the round hole 102-1 is used for realizing the hinged connection of the lifting device 1 and the lifting lug 3. The distance from the center of the round hole 102-1 to the side edge of the fin-shaped plate 102 is less than the distance from the center of the hinge hole in the lifting lug 3 to the bottom surface, so that the lift-over device 1 can effectively ensure smooth rotation around the hinge hole in the lifting lug 3.

Two groups of fin plates form two groups of fin plates, the two groups of fin plates 102 are completely symmetrically arranged at the left and right sides and are fixed at the two sides of the fixed plate 101, and the distance between every two groups of fin plates 102 is equal to the thickness of the lifting lug 3; the spacing between the two sets of fin plates 102 is equal to the distance between the two lifting lugs 3.

Further scheme: the bottom surface of the finned plate 102 is horizontally tangential to the fixed plate 101 through an arc surface and is flush with the bottom surface of the fixed plate 101, the upper end of the finned plate is obliquely and tangentially connected to the top surface of the fixed plate 101 through the arc surface and is in dovetail extension, smooth transition of welding force flow is guaranteed, and stress concentration is eliminated.

A preferred embodiment of the above embodiment with respect to the regulating plate is given below:

as shown in FIG. 4, the adjusting plate 2 is a left-right completely symmetrical structure and is symmetrically provided with two long waist-shaped holes 2-1, and the center distance of the two long waist-shaped holes 2-1 is equal to the center distance of the threaded holes 101-1 at the symmetrical two sides of the fixing plate 101.

The width of the long waist-shaped hole 2-1 is 2mm larger than the diameter of a threaded hole 101-1 on the fixing plate 101, and the length of the long waist-shaped hole 2-1 is adjusted according to actual requirements; the whole width of the adjusting plate 2 is equal to the width of a space needing to be shielded in practical application; the adjusting plate 2 is connected to threaded holes 101-1 on two sides of the fixing plate 101 through four groups of bolts a and washers b, the adjusting plate and the lifting device 1 jointly shield the space of the structural body 5, and the front and rear positions of the adjusting plate 2 are adjusted through tightening and loosening bolts a.

A preferred embodiment of the above-described embodiment with respect to the lifting lug is given below:

as shown in fig. 2, two lifting lugs 3 are symmetrically arranged on two sides of the structural body 5, and the hinged aperture of each lifting lug 3 is equal to the diameter of the circular hole of the fin-shaped plate 102. Lug 3 is structural mechanics design, and lug 3 tightens up gradually to both ends from the centre, and the groove design is all seted up to both sides, guarantees to weld the solubility ability, and the position of tightening up around lug 3 adopts the forked tail welding, guarantees that lug 3 follows circular arc section smooth transition to structure 5. The lifting lug 3 is used for hoisting the structural body 5 integrally, and meanwhile, the adjustable type shielding device is used for hinged installation in a multifunctional mode.

As shown in fig. 4 and 5, in actual assembly, the lifting lug 3 is placed at a corresponding position, firstly, a line is marked and a point is spliced on the structural body 5, welding is carried out at a multilayer multi-pass ship-shaped welding position, dovetail welding seams at tightening positions at two ends of the lifting lug 3 are processed, and finally, polishing is carried out smoothly, so that the reliability of welding of the lifting lug 3 is ensured; when the tensioning oil cylinder is in a fully contracted state, the round holes 102-1 of the two groups of fin plates 102 of the lifting device 1 can be concentrically matched and connected with the hinge holes of the lifting lugs 3, the pin shaft 6 penetrates through the pin shaft 6 from one side, the pin shaft 6 is in small clearance fit with the round holes 102-1, the pin shaft 6 is in close fit with the hinge holes on the lifting lugs 3, a copper bar needs to be used for being tapped and installed, when the pin shaft 6 is installed at a proper position, namely the pin shaft 6 penetrates through the fin plates 102 on the other side, the distance between the two ends of the pin shaft 6 and the distance between the two fin plates 102 are equal, the snap springs 7 penetrate through the radial holes at the two ends of the pin shaft 6 to play a role in fixing the end parts, and the hinged installation of the lifting device 1 is completed.

Continuing to refer to fig. 4, after the buffer stroke and the tensioning stroke of the tensioning cylinder are advanced, the track 8 is tensioned, the guide wheel 4 moves forward to the working position, the turning device 1 is rotated according to the gap between the actual guide wheel 4 and the structural body 5, the adjusting plate 2 is fixedly installed by using two groups of bolts a and two groups of gaskets b according to the actual gap requirement, and then the turning device 1 is turned to the horizontal position of the side of the guide wheel 4. In practical application, along with the gap adjustment, the shielding device 1 is turned over again, the position of the adjusting plate 2 relative to the turning device 1 is adjusted, the bolt a is fastened, and then the shielding device is turned over and placed in a horizontal position. On one hand, the adjustable shielding device can be adjusted in time along with the change of the space gap in the actual work of the structure body, and the shielding requirement can be effectively realized; meanwhile, in the actual use process, the internal state of the structure body can be observed by turning over the shielding device; moreover, the adjustable shielding device can reserve enough assembly space for initial assembly.

As shown in fig. 6, in the practical use process, the track 8 is in a loose state (that is, the gap is generated after the track is worn out in the attached drawing h) along with the abrasion of the traveling device of the ultra-large tonnage mining hydraulic excavator, grease needs to be further injected into a grease cavity of the tensioning oil cylinder, the tensioning stroke is further advanced, the guide wheel 4 also moves forwards along with the grease cavity, the gap in the use process is generated, the previous steps are repeated, the device 1 is rotated to turn over, the position corresponding to the adjusting plate 2 is adjusted, and the omnibearing shielding protection is realized.

Meanwhile, if the guide wheel 4 and the tensioning oil cylinder have faults, oil leaks and the like in the practical application process of the large mining excavator, the rotary turning device 1 can be used as a fault observation hole for fault troubleshooting application.

In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Furthermore, those skilled in the art will appreciate that although some embodiments described herein include some features included in other embodiments instead of others, combinations of features of different embodiments are also meant to be within the scope of the invention and form different embodiments. For example, in the above embodiments, those skilled in the art can use the combination according to the known technical solutions and technical problems to be solved by the present application.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make modifications or changes to equivalent embodiments by utilizing the above technical contents without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical matters of the present invention are within the scope of the present invention.

Claims (14)

1. An adjustable shade device, comprising:

a flip device which is composed of a hinge part and a shielding part;

the adjusting plate is connected with the shielding part in the turning device and can adjust the front and back positions of the shielding part, and the adjusting plate and the shielding part in the turning device together shield the gap between the guide wheel and the structure body;

the lifting lug is arranged on the structural body close to the guide wheel, on one hand, the lifting and hoisting of the structural body are realized, and on the other hand, the lifting lug is connected with the hinged part in the lifting and turning device through a connecting piece.

2. A adjustable blind apparatus according to claim 1, further comprising:

the shielding part in the lifting device is a fixed plate, and the hinged part in the lifting device is a fin plate.

3. A adjustable blind apparatus according to claim 2, further comprising:

the fixed plate is a concave-shaped plate and is of a left-right completely symmetrical structure, and a plurality of threaded holes are formed in two sides of the middle notch respectively and are used for being connected with the adjusting plate in a matched mode.

4. A adjustable blind apparatus according to claim 2, further comprising:

the wide part of the fin plate is provided with a round hole for realizing the hinged connection of the lifting device and the lifting lug;

the narrow part of the fin-shaped plate is provided with a step surface for being clamped and positioned with the fixing plate.

5. A adjustable blind apparatus according to claim 4, further comprising:

the distance from the center of the round hole to the side edge of the fin plate is smaller than the distance from the center of the hinge hole in the lifting lug to the bottom surface.

6. A adjustable blind apparatus according to claim 4, further comprising:

the bottom surface of the finned plate is horizontally and tangentially connected to the fixed plate through an upper end arc surface and is flush with the bottom surface of the fixed plate.

7. A regulated shade device according to claim 2, wherein:

the fin plates are four in number, each two fin plates form two groups of fin plates, the two groups of fin plates are completely symmetrically arranged at the left and right sides and are fixed at the two sides of the fixed plate, and the distance between every two groups of fin plates is equal to the thickness of the lifting lug; the distance between the two groups of fin plates is equal to the distance between the two lifting lugs.

8. A adjustable blind apparatus according to claim 1, further comprising:

the adjusting plate is of a left-right completely symmetrical structure and is symmetrically provided with two long waist-shaped holes, and the distance between the centers of the two long waist-shaped holes is equal to the distance between the centers of the threaded holes on the two symmetrical sides of the fixing plate;

the width of the long waist-shaped hole is slightly larger than the diameter of the threaded hole in the fixing plate.

9. An adjustable blind apparatus according to claim 8 further comprising:

the adjusting plate is characterized in that the long waist-shaped holes in the two sides of the adjusting plate are respectively connected with threaded holes in the two sides of the fixing plate through a plurality of bolts, and the front and rear positions of the adjusting plate are adjusted through the tightening bolts.

10. A adjustable blind apparatus according to claim 1, further comprising:

the number of the lifting lugs is two, the two lifting lugs are symmetrically arranged on two sides of the structure body, and the diameter of a hinge hole in each lifting lug is equal to that of a circular hole in each fin-shaped plate.

11. A adjustable blind apparatus according to claim 10, further comprising:

the lifting lugs are gradually tightened from the middle to the two ends, and the two sides are provided with notches; dovetail welding is adopted at the front and rear tightening positions of the lifting lug, so that the smooth transition of the lifting lug from the arc section to the structure body is ensured.

12. A adjustable blind apparatus according to claim 1, further comprising:

the connecting piece comprises a pin shaft and a clamp spring;

two through holes are formed in two ends of the pin shaft and are used for fixedly connecting the clamp springs;

the pin shaft is in clearance fit with the lifting device, and the pin shaft is in close fit with the lifting lug.

13. The utility model provides a running gear, includes track, structure and leading wheel, the leading wheel is installed on the structure, the track parcel is on the structure, its characterized in that:

an adjustable blind apparatus as claimed in any one of claims 1 to 12 mounted in the gap between the structure and the guide wheel.

14. A construction machine characterized in that:

mounting an adjustable blind apparatus as claimed in any one of claims 1 to 12; alternatively, the first and second electrodes may be,

the running gear of claim 13 is installed.

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