Track frame of heading machine for coal mine

Abstract

The utility model relates to the technical field of heading machines, and discloses a heading machine track frame for a coal mine, which comprises a frame body, a connecting frame is arranged at the top end of the frame body in a fitting manner, a limiting assembly for powerful fixation is arranged between the connecting frame and the frame body, and the limiting assembly comprises a support frame. The two sides of the front end and the two sides of the rear end of the top of the frame body are fixedly connected with installation bases, the supporting frame is in a semi-arc shape, and the inner sides of the bottom of the supporting frame are fixedly connected to the two sides of the installation bases respectively. According to the heading machine track frame for the coal mine, through the arrangement of the supporting frame, the mounting base, the positioning rod, the positioning plate and the outer inserting base, powerful supporting force is provided for the bottom of the supporting frame, the firmness between the connecting frame and the frame body is enhanced, the connecting frame is effectively prevented from displacing and even falling off during use, and the problem that a track frame structure cannot provide powerful connecting force is solved. And the crawler belt is easy to break away from the frame body to influence the use due to structural displacement and even falling off caused by cracking during the use.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of heading machine, concretely is a heading machine track frame for coal mine. BACKGROUND

[0002] The heading machine is very widely used in mining and tunnel construction, and the main role is that through the powerful cutting head and the propulsion system, the rock can be broken and the earth body can be excavated quickly and efficiently, the artificial labor intensity is reduced, and the production efficiency is improved, compared with the traditional blasting mode, the wall surface formed by the heading machine construction is relatively smooth, the overbreak is less, and the subsequent workload is reduced, and the disturbance to the stratum is reduced.

[0003] The track frame can support the upper track plate, ensure the stability and normal operation of the track system, and support the weight of the track, but the current track frame structure cannot provide strong connection force, is prone to structural displacement or even falling off during use due to cracking, and causes the track to be separated from the frame body and affect use.

[0004] Therefore, a novel track frame for a heading machine for coal mine is provided to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a track frame for a heading machine for coal mine to solve the problem that the track frame structure cannot provide strong connection force, is prone to structural displacement or even falling off during use due to cracking, and causes the track to be separated from the frame body and affect use.

[0006] To achieve the above object, the utility model provides the following technical scheme: a track frame for a heading machine for coal mine, including frame body, the top of frame body is connected with connecting frame, the connecting frame and frame body are provided with strong fixed limiting assembly between them;

[0007] The limiting assembly includes a support frame, the two sides of the front end and the rear end of the top of the frame body are fixedly connected with mounting seats, the support frame is semicircular arc-shaped, the inner side of the bottom of the support frame is fixedly connected with the two sides of the mounting seat respectively, the outer end of the support frame is provided with a positioning plate in the transverse direction, the center of the inner end of the positioning plate is fixedly connected with a positioning rod, the two sides of the front end and the rear end of the connecting frame are fixedly connected with two groups of external sockets.

[0008] As a further technical scheme of the utility model, the positioning rod is respectively arranged in the front end and the rear end of the connecting frame, and the two sides of the inner end of the positioning plate are respectively inserted into the internal of the two groups of external sockets.

[0009] As a further technical scheme of the utility model, the top of the left side of the frame body is fixedly connected with a driving wheel frame, the top and the bottom of the right side of the frame body are fixedly connected with auxiliary guide frames, the two groups of auxiliary guide frames are symmetrically arranged, the front end and the rear end of the auxiliary guide frame are fixedly connected with fixing frames, and the side walls of the fixing frames are fixedly connected with the outside of the connecting frame and the frame body.

[0010] As a further technical scheme of the utility model, a circular groove is formed in the inside of the driving wheel frame, and a guide groove is formed in the surface of the driving wheel frame.

[0011] As a further technical scheme of the utility model, a plurality of grooves are formed in the front end and the rear end of the top of the connecting frame at equal intervals, the top of the connecting frame is hollow, and a plurality of partition plates are fixedly connected in the inside of the top end of the connecting frame.

[0012] As a further technical scheme of the utility model, two groups of limiting seats are fixedly connected to the two sides of the top end of the connecting frame, and a cleaning push plate is arranged in the hollow part of the top of the connecting frame.

[0013] As a further technical scheme of the utility model, an electric push rod is fixedly connected to the two sides of the rear end of the cleaning push plate, the rear end of the electric push rod is fixedly connected with a horizontal plate, and mounting grooves are symmetrically formed in the two sides of the top end of the limiting seat.

[0014] As a further technical scheme of the utility model, the horizontal plate corresponds to the two groups of mounting grooves, and the two sides of the horizontal plate are insertedly connected in the inside of the mounting grooves.

[0015] Compared with the prior art, the coal mine tunneling machine track frame has the advantages that the coal mine tunneling machine track frame not only realizes efficient connection function, realizes guiding function, but also realizes cleaning function.

[0016] (1) By setting the supporting frame, the mounting seat, the positioning rod, the positioning plate and the external socket, a plurality of supporting frames are upwardly turned, the positioning rod is respectively penetrated into the inside of the two ends of the connecting frame, the bottom of the supporting frame can be provided with strong supporting force, the firmness between the connecting frame and the frame body is enhanced, displacement or even falling of the connecting frame during use is effectively prevented, the fixing property of the connecting frame is improved, the two sides of the positioning plate are fixed in the corresponding external socket by means of the insertion connection mode, the two ends of the connecting frame are fixedly positioned by the supporting frame, and the connecting frame is prevented from loosening.

[0017] (2) By setting the driving wheel frame, the auxiliary guide frame, the guide groove and the fixing frame, the driving wheel frame can be used for placing the driving wheel, the track is provided with supporting protection while the driving force is ensured, the two groups of auxiliary guide frames symmetrically cooperate with each other, the track can be guided to normally operate, the track is prevented from deviating or falling off, the adhesion between the track and the frame body is enhanced by the guide groove, and the contact area between the track and the frame body is increased.

[0018] (3) By setting a cleaning push plate, electric push rod, horizontal plate, mounting groove and limit seat, the horizontal plate is fixed in the corresponding mounting groove by inserting and connecting, ensuring that the cleaning parts are fixed and installed on the surface of the connecting frame, and the cleaning push plate can drive the surface of the connecting frame for efficient cleaning treatment through the electric push rod, effectively preventing dirt, stones and other debris from entering the inside of the track, prolonging the service life of the track, ensuring that the internal transmission components are not affected by the external environment, and improving the safety of equipment use. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a front view structural schematic diagram of the utility model;

[0020] Figure 2 It is a top view structural schematic diagram of the connecting frame of the utility model;

[0021] Figure 3 It is a top view structural schematic diagram of the positioning plate of the utility model;

[0022] Figure 4 It is a top view structural schematic diagram of the cleaning push plate of the utility model.

[0023] In the drawing: 1, frame body; 2, drive wheel frame; 3, connecting frame; 4, cleaning push plate; 5, groove; 6, support frame; 7, auxiliary guide frame; 8, fixed frame; 9, mounting seat; 10, external socket; 11, positioning rod; 12, guide groove; 13, electric push rod; 14, partition; 15, horizontal plate; 16, positioning plate; 17, limit seat; 18, mounting groove. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Please refer to Figures 1-4 A coal mine heading machine track frame, comprising a frame body 1, the top end of the frame body 1 is provided with a connecting frame 3, a strong limiting assembly is arranged between the connecting frame 3 and the frame body 1;

[0026] The limiting assembly comprises a support frame 6, mounting seats 9 are fixedly connected to the two sides of the top front end and rear end of the frame body 1, the support frame 6 is semicircular arc-shaped, the inner sides of the bottom of the support frame 6 are fixedly connected to the two sides of the mounting seats 9, the outer end of the support frame 6 is transversely provided with a positioning plate 16, a positioning rod 11 is fixedly connected to the center of the inner end of the positioning plate 16, and two groups of external sockets 10 are fixedly connected to the two sides of the front end and rear end of the connecting frame 3.

[0027] The positioning rods 11 are respectively arranged through the interiors of the front end and the rear end of the connecting frame 3, and the two sides of the inner end of the positioning plate 16 are respectively inserted and connected in the interiors of the two groups of external sockets 10;

[0028] Specifically, as shown in Figure 1 and Figure 3 , in use, the connecting frame 3 is placed on the top of the frame body 1, the multiple groups of supporting frames 6 are flipped upward, the positioning plate 16 is placed transversely at the front end of the supporting frame 6, the positioning rods 11 are inserted and arranged in the interiors of the two ends of the connecting frame 3, and the two sides of the positioning plate 16 are inserted and fixed in the corresponding external sockets 10, so that strong supporting force is provided for the supporting frame 6, the connecting force between the connecting frame 3 and the frame body 1 is strengthened, and loosening of the connecting frame 3 during use is avoided.

[0029] The top of the left side of the frame body 1 is fixedly connected with the driving wheel frame 2, and the top and the bottom of the right side of the frame body 1 are fixedly connected with the auxiliary guide frames 7, the two groups of auxiliary guide frames 7 are symmetrically arranged, the front end and the rear end of each auxiliary guide frame 7 are fixedly connected with the fixed frame 8, and the side walls of the fixed frame 8 are fixedly connected with the outer sides of the connecting frame 3 and the frame body 1;

[0030] A circular groove is arranged through the interior of the driving wheel frame 2, and a guide groove 12 is arranged on the surface of the driving wheel frame 2;

[0031] Specifically, as shown in Figure 1 and Figure 2 , in use, the driving wheel frame 2 can be used to place the driving wheel, so as to provide supporting protection for the track and ensure driving force, the two groups of auxiliary guide frames 7 symmetrically cooperate with each other, so as to guide the normal operation of the track, prevent the track from deviating or falling off, and increase the adhesion between the track and the frame body 1 and the contact area between the track and the frame body 1 through the guide groove 12.

[0032] A plurality of grooves 5 are arranged at the front end and the rear end of the top of the connecting frame 3 at equal intervals, the top of the connecting frame 3 is hollow, and a plurality of partition plates 14 are fixedly connected in the interior of the top end of the connecting frame 3;

[0033] Two groups of limiting seats 17 are fixedly connected to the two sides of the top end of the connecting frame 3, and a cleaning push plate 4 is arranged at the hollow portion of the top of the connecting frame 3;

[0034] Electric push rods 13 are fixedly connected to the two sides of the rear end of the cleaning push plate 4, a horizontal plate 15 is fixedly connected to the rear end of the electric push rod 13, and installation grooves 18 are symmetrically arranged at the two sides of the top end of the limiting seat 17;

[0035] The horizontal plate 15 corresponds to the two groups of installation grooves 18, and the two sides of the horizontal plate 15 are inserted and connected in the interiors of the installation grooves 18;

[0036] Specifically, as shown in Figure 1 and Figure 4 , in use, the driving wheel frame 2 can be used to place the driving wheel, so as to provide supporting protection for the track and ensure driving force, the two groups of auxiliary guide frames 7 symmetrically cooperate with each other, so as to guide the normal operation of the track, prevent the track from deviating or falling off, and increase the adhesion between the track and the frame body 1 and the contact area between the track and the frame body 1 through the guide groove 12.As shown, when the soil is accumulated in the connecting frame 3 during use, the horizontal plate 15 is inserted and fixed in the mounting groove 18, the electric push rod 13 and the cleaning push plate 4 are installed on the surface of the connecting frame 3, the electric push rod 13 pushes the cleaning push plate 4 outward after operation, and the accumulated soil and gravel on the surface of the connecting frame 3 are quickly removed, so that the soil and gravel are prevented from entering the track.

[0037] Working principle: in use, the connecting frame 3 is placed on the top of the frame body 1, the plurality of supporting frames 6 are upwardly turned, the positioning plate 16 is transversely placed at the front end of the supporting frame 6, the positioning rod 11 is inserted and arranged in the inside of the two ends of the connecting frame 3, until the two sides of the positioning plate 16 are inserted and fixed in the corresponding external sockets 10, the driving wheel frame 2 can be used for placing driving wheels, providing support and protection for the track while ensuring driving force, the two groups of auxiliary guide frames 7 are symmetrically matched with each other, can guide the normal operation of the track, prevent the track from deviating or falling off, the adhesion between the track and the frame body 1 is enhanced through the guide groove 12, the contact area between the track and the frame body 1 is increased, when the soil is accumulated in the connecting frame 3, the horizontal plate 15 is inserted and fixed in the mounting groove 18, the electric push rod 13 and the cleaning push plate 4 are installed on the surface of the connecting frame 3, the electric push rod 13 pushes the cleaning push plate 4 outward after operation, and the accumulated soil and gravel on the surface of the connecting frame 3 are quickly removed.

[0038] It is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the involved claims.

Claims

1. A roadheader track frame for use in coal mines, comprising a frame body (1), characterised in that: The top end of the frame body (1) is provided with a connecting frame (3), and a strong fixing limiting assembly is arranged between the connecting frame (3) and the frame body (1); The limiting assembly comprises a support frame (6), the top front end and the top rear end of the frame body (1) are fixedly connected with mounting seats (9) on both sides, the support frame (6) is semicircular arc-shaped, the inner side of the bottom of the support frame (6) is fixedly connected with the mounting seats (9) on both sides, the outer end of the support frame (6) is transversely provided with a positioning plate (16), the center of the inner end of the positioning plate (16) is fixedly connected with a positioning rod (11), and the front end and the rear end of the connecting frame (3) are fixedly connected with two groups of external sockets (10) on both sides.

2. The roadheader track frame for coal mine according to claim 1, characterized in that: The positioning rod (11) is arranged in the front end and the rear end of the connecting frame (3) respectively, and the inner end of the positioning plate (16) is inserted and connected in the two groups of external sockets (10) respectively.

3. The roadheader track frame for coal mine according to claim 1, characterized in that: The top of the left side of the frame body (1) is fixedly connected with a driving wheel frame (2), the top and the bottom of the right side of the frame body (1) are fixedly connected with auxiliary guide frames (7), the two groups of auxiliary guide frames (7) are symmetrically arranged, the front end and the rear end of the auxiliary guide frame (7) are fixedly connected with fixed frames (8), and the side walls of the fixed frames (8) are fixedly connected with the outer sides of the connecting frame (3) and the frame body (1).

4. The roadheader track frame for coal mine according to claim 3, characterized in that: The inner part of the driving wheel frame (2) is provided with a circular groove, and the surface of the driving wheel frame (2) is provided with a guide groove (12).

5. The roadheader track frame for coal mine according to claim 1, characterized in that: A plurality of grooves (5) are arranged at the front end and the rear end of the top of the connecting frame (3) at equal intervals, the top of the connecting frame (3) is hollow, and a plurality of partition plates (14) are fixedly connected in the inner part of the top of the connecting frame (3).

6. The roadheader track frame for coal mine according to claim 1, characterized in that: The two sides of the top of the connecting frame (3) are fixedly connected with two groups of limiting seats (17), and the hollow part of the top of the connecting frame (3) is provided with a cleaning push plate (4).

7. A roadheader track frame for use in a coal mine according to claim 6, characterised in that: The two sides of the rear end of the cleaning push plate (4) are fixedly connected with electric push rods (13), the rear end of the electric push rod (13) is fixedly connected with a horizontal plate (15), and the two sides of the top of the limiting seat (17) are symmetrically provided with mounting grooves (18).

8. The roadheader track frame for coal mine according to claim 7, characterized in that: The horizontal plate (15) corresponds to the two groups of mounting grooves (18), and the two sides of the horizontal plate (15) are inserted and connected in the inner part of the mounting grooves (18).

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