Tensioning device of underground coal mine slime water bunker cleaner and underground coal mine slime water bunker cleaner

Abstract

The utility model relates to the technical field of underground slime water cleaning and excavating equipment, in particular to a tensioning device of an underground coal mine slime water bunker cleaner and the underground coal mine slime water bunker cleaner. The tensioning device comprises a driving assembly, a machine body base and a mounting base. The machine body base is fixedly arranged on the groove body; the mounting seat is fixedly arranged on the machine body base, and the bearing seat is slidably arranged on the mounting seat; one end of the driving assembly is fixedly arranged on the machine body base, and the other end of the driving assembly is connected with the bearing seat and drives the bearing seat to slide on the installation seat so as to adjust the tension degree of the chain. According to the chain tensioning device, the bearing seat is slidably arranged on the mounting seat and matched with the driving assembly used for driving the bearing seat to slide, so that the tensioning degree of the chain can be adjusted, compared with the prior art, the phenomena of chain climbing or chain dragging and the like caused by loosening of the chain are avoided, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of coal slurry water clearing equipment in coal mines, in particular to a tensioning device of a coal slurry water clearing machine in coal mines and the coal slurry water clearing machine in coal mines. Background Art

[0002] Mine flooding is one of the four major disasters in coal mine production. The problem of clearing silt deposited in ditches, sedimentation tanks and water tanks has always been a major problem that plagues coal mine safety production. Currently, clearing machines are generally used for clearing.

[0003] The warehouse cleaning machine includes a scraper, a scraper transmission belt chain, and a motor for driving the chain. During use, the chain is prone to loosening, which can easily cause chain climbing and chain dragging, seriously affecting production efficiency. Utility Model Content

[0004] (I) The problem to be solved by the utility model is that the chain of the existing warehouse cleaning machine is easy to loosen, thereby affecting the production efficiency.

[0005] (II) Technical solution

[0006] In order to solve the above technical problems, the utility model provides a tensioning device for a coal mine underground coal slurry cleaning machine in one embodiment, wherein the coal mine underground coal slurry cleaning machine comprises: a tank body, a driving machine for driving the chain movement of the coal mine underground coal slurry cleaning machine, and a bearing seat connected to the driving machine in a transmission manner;

[0007] The tensioning device comprises: a driving assembly, a body base and a mounting seat;

[0008] The body base is fixed on the tank body;

[0009] The mounting seat is fixedly mounted on the machine body base, and the bearing seat is slidably mounted on the mounting seat;

[0010] One end of the driving component is fixed on the body base, and the other end is connected to the bearing seat, and drives the bearing seat to slide on the mounting seat to adjust the tension of the chain.

[0011] Furthermore, the mounting seat is provided with a T-shaped slot, the bearing seat is provided with a sliding portion, and the sliding portion is slidably arranged in the T-shaped slot.

[0012] Further, the sliding part includes a bolt and a nut;

[0013] The nut is arranged in the T-slot;

[0014] One end of the bolt is connected to the bearing seat, and the other end extends into the T-slot and is connected to the nut.

[0015] Further, the driving assembly includes a screw, a screw nut and a screw seat;

[0016] The screw seat is fixed on the body base, and the screw nut is fixed on the screw seat;

[0017] The screw rod is inserted into the screw rod nut, and one end of the screw rod is rotatably connected to the bearing seat.

[0018] Furthermore, a fixing groove with a stop is provided on the bearing seat, and one end of the screw rod is rotatably disposed in the fixing groove.

[0019] Furthermore, two fixing grooves are provided, and the two fixing grooves are respectively located on two opposite sides of the bearing seat.

[0020] Furthermore, the screw seat is welded to the machine body base.

[0021] Furthermore, the mounting seat is welded to the machine body base.

[0022] Furthermore, a detachably connected handwheel is provided at one end of the screw rod away from the bearing seat; or; a connecting structure matching with a wrench is provided at one end of the screw rod away from the bearing seat.

[0023] Another embodiment of the utility model further provides a coal mine underground coal slurry water cleaning machine, including the tensioning device of the coal mine underground coal slurry water cleaning machine described in any of the above embodiments.

[0024] Beneficial effects of the utility model:

[0025] The utility model provides a tensioning device for a coal mine underground coal slurry water cleaning machine, the coal mine underground coal slurry water cleaning machine comprising: a trough body, a driving machine for driving the chain movement of the coal mine underground coal slurry water cleaning machine and a bearing seat transmission connected to the driving machine; the tensioning device comprises: a driving assembly, a body base and a mounting seat; the body base is fixedly arranged on the trough body; the mounting seat is fixedly arranged on the body base, and the bearing seat is slidably arranged on the mounting seat; one end of the driving assembly is fixedly arranged on the body base, and the other end is connected to the bearing seat, and drives the bearing seat to slide on the mounting seat to adjust the tension of the chain.

[0026] By sliding the bearing seat on the mounting seat and cooperating with a driving assembly for driving the bearing seat to slide, the tension of the chain can be adjusted. Compared with the prior art, chain climbing or chain dragging due to chain loosening will not occur, thereby improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0028] Figure 1 A schematic diagram of the structure of a coal mine underground coal slurry cleaning machine with a tensioning device provided in an embodiment of the utility model;

[0029] Figure 2 for Figure 1 A partial enlarged view of point A.

[0030] Icon: 1-slot;

[0031] 21-machine body base; 22-mounting seat; 23-bearing seat; 231-fixing groove; 24-bolt; 25-nut; 26-screw rod; 27-screw rod seat. DETAILED DESCRIPTION

[0032] The technical solution of the utility model will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] like Figure 1 to Figure 2 As shown, one embodiment of the utility model provides a tensioning device for a coal mine underground coal slurry water cleaning machine, the coal mine underground coal slurry water cleaning machine comprises: a trough body 1, a driving machine for driving the chain movement of the coal mine underground coal slurry water cleaning machine and a bearing seat 23 connected to the driving machine in a transmission manner; the tensioning device comprises: a driving assembly, a body base 21 and a mounting seat 22; the body base 21 is fixed on the trough body 1; the mounting seat 22 is fixed on the body base 21, and the bearing seat 23 is slidably arranged on the mounting seat 22; one end of the driving assembly is fixed on the body base 21, and the other end is connected to the bearing seat 23, and drives the bearing seat 23 to slide on the mounting seat 22 to adjust the tension of the chain.

[0034] In this embodiment, the tensioning device is applied to a coal mine underground coal slurry water cleaning machine, which includes a tank body 1, a scraper, a chain, a sprocket, a bearing seat 23, and a driving machine. The scraper is arranged in the tank body 1, and the chain is arranged in the tank body 1 through the sprocket, and is connected to the scraper, and is connected to the driving machine by transmission, and the driving machine is specifically connected to the chain by transmission through the bearing seat 23. The driving machine can be a motor or an internal combustion engine. When in use, the chain is driven by the driving machine to run, thereby driving the scraper to move in the tank body 1.

[0035] Furthermore, in the present embodiment, the tensioning device includes a driving assembly, a body base 21 and a mounting seat 22. Among them, the body base 21 is a plate-like structure, specifically a steel plate or other metal plate. The body base 21 can be fixed to the trough body 1 by welding or riveting. The mounting seat 22 is fixed on the body base 21, and the mounting seat 22 is used to install the bearing seat 23. In addition, after the bearing seat 23 is installed on the mounting seat 22, the bearing seat 23 can slide on the mounting seat 22. Since the driving machine is connected to the bearing seat 23 by transmission, when the bearing seat 23 slides, the driving machine can move synchronously with the bearing seat 23, thereby adjusting the tension of the chain. The mounting seat 22 is also a plate-like structure, specifically a steel plate or other metal plate. The mounting seat 22 can be provided with a groove or a slide rail so that the bearing seat 23 can slide on the mounting seat 22 along a preset direction. The specific setting method is described in detail below. One end of the driving assembly is fixed on the body base 21, and the other end is transmission-connected to the bearing seat 23, and is used to drive the bearing seat 23 to slide on the mounting seat 22 to adjust the tension of the chain, thereby avoiding the problem of the chain loosening during use.

[0036] The tensioning device of the coal mine underground coal sludge water cleaning machine provided in this embodiment can adjust the tension of the chain by sliding the bearing seat 23 on the mounting seat 22 and cooperating with a driving component for driving the bearing seat 23 to slide. Compared with the prior art, there will be no phenomenon such as chain climbing or chain dragging due to chain looseness, thereby improving production efficiency.

[0037] The utility model provides a tensioning device for a coal mine underground coal slurry cleaning machine, such as Figure 1 to Figure 2 As shown, the mounting seat 22 is provided with a T-shaped slot, and the bearing seat 23 is provided with a sliding portion, and the sliding portion is slidably arranged in the T-shaped slot.

[0038] In this embodiment, a T-slot is provided on the mounting seat 22 to enable the bearing seat 23 to slide on the mounting seat 22. Accordingly, a sliding portion corresponding to the T-slot is provided on the bearing seat 23, so that the bearing seat 23 can be slidably installed in the T-slot of the mounting seat 22.

[0039] The utility model provides a tensioning device for a coal mine underground coal slurry cleaning machine, such as Figure 1 to Figure 2 As shown, the sliding part includes a bolt 24 and a nut 25; the nut 25 is arranged in the T-slot; one end of the bolt 24 is connected to the bearing seat 23, and the other end extends into the T-slot and is connected to the nut 25.

[0040] In this embodiment, the bolt 24 and the nut 25 cooperate to form a T-shaped structure, so as to cooperate with the T-shaped slot on the mounting seat 22. Specifically, the bearing seat 23 is provided with a bolt 24 hole matching the bolt 24, and the nut 25 is arranged in the T-shaped slot. One end of the bolt 24 is connected to the bolt 24 hole on the bearing seat 23, and the other end extends into the T-shaped slot and is connected to the nut 25 located in the T-shaped slot. The bolt 24 cooperates with the nut 25, so that the bearing seat 23 can slide in the T-shaped slot of the mounting seat 22. In addition, after the bearing seat 23 is adjusted by the driving assembly, the bolt 24 and the nut 25 cooperate to lock the bearing seat 23.

[0041] Optionally, in this embodiment, a plurality of sliding parts may be provided to improve the stability of the bearing seat 23 .

[0042] The utility model provides a tensioning device for a coal mine underground coal slurry cleaning machine, such as Figure 1 to Figure 2 As shown, the driving assembly includes a screw 26, a screw nut and a screw seat 27; the screw seat 27 is fixed on the body base 21, and the screw nut is fixed on the screw seat 27; the screw 26 is passed through the screw nut, and one end is rotatably connected to the bearing seat 23.

[0043] In this embodiment, the driving assembly is composed of a screw 26, a screw nut and a screw seat 27. Through the cooperation of the screw 26 and its auxiliary structure, the structure is simple, the cost is low, and the stability is strong. The screw seat 27 is fixed on the body base 21, and a through hole is opened on the screw seat 27, and a screw nut is fixed in the through hole. The screw 26 matches the screw nut, the screw 26 is inserted into the screw nut, and one end is rotatably connected to the bearing seat 23. When in use, by rotating the screw 26, under the action of the screw nut, the screw 26 can move in its own axial direction, thereby driving the bearing seat 23 connected to the screw 26 to move.

[0044] It is understandable that, in this embodiment, the driving component may also adopt a telescopic cylinder such as an oil cylinder or a gas cylinder, which can also achieve the purpose of driving the bearing seat 23 to slide on the mounting seat 22 in this embodiment.

[0045] The utility model provides a tensioning device for a coal mine underground coal slurry cleaning machine, such as Figure 1 to Figure 2As shown, the bearing seat 23 is provided with a fixing groove 231 with a stopper, and one end of the screw rod 26 is rotatably disposed in the fixing groove 231 .

[0046] In this embodiment, a fixing groove 231 is provided on the bearing seat 23, and a stopper is provided at the open end of the fixing groove 231, and a columnar structure is provided at the end of the screw rod 26. One end of the screw rod 26 extends into the fixing groove 231, and under the action of the stopper and the columnar structure, the end of the screw rod 26 will not fall off, and the screw rod 26 can also rotate in the fixing groove 231. By rotating the screw rod 26, the bearing seat 23 can be driven to move along its own axial direction under the action of the screw rod 26.

[0047] It is understandable that, in this embodiment, a bearing or other structure may be provided, which can also achieve the purpose of rotationally connecting the screw rod 26 and the bearing seat 23 in this embodiment.

[0048] In this embodiment, the screw rod 26 and the columnar structure can be detachably connected by plugging or snapping, so as to facilitate the assembly of the end of the screw rod 26 into the fixing groove 231.

[0049] The utility model provides a tensioning device for a coal mine underground coal slurry cleaning machine, such as Figure 1 to Figure 2 As shown, two fixing grooves 231 are provided, and the two fixing grooves 231 are respectively located on two opposite sides of the bearing seat 23 .

[0050] In this embodiment, fixing grooves 231 are provided on both sides of the bearing seat 23, so that the installation direction of the bearing does not need to be considered when installing the bearing, thereby improving the applicability of the bearing seat 23. It should be noted that the screw seat 27 can be fixed to the body base 21 by subsequent welding, and does not need to be assembled to the body base 21 in advance.

[0051] The utility model provides a tensioning device for a coal mine underground coal slurry cleaning machine, such as Figure 1 to Figure 2 As shown, the end of the screw rod 26 away from the bearing seat 23 is provided with a detachably connected handwheel; or; the end of the screw rod 26 away from the bearing seat 23 is provided with a connection structure matching with a wrench.

[0052] In this embodiment, in order to facilitate the rotation of the screw rod 26, one end of the screw rod 26 away from the bearing seat 23 can be provided with a hand wheel detachably connected to the screw rod 26, and when the screw rod 26 needs to be rotated, the hand wheel can be assembled on the screw rod 26. Alternatively, a connecting mechanism can be provided at the end of the screw rod 26 away from the bearing seat 23, and the connecting structure can be a hexagonal column, so that it can match with a corresponding wrench, or the connecting structure can also be a hexagonal hole, so that it can match with a hexagonal wrench.

[0053] In the tensioning device of the coal mine underground coal slurry cleaning machine provided by the embodiment of the utility model, the screw seat 27 is welded to the machine body base 21 . The mounting seat 22 is welded to the machine body base 21 .

[0054] In this embodiment, the screw seat 27 is connected to the body base 21 by welding, that is, the screw seat 27 and the body base 21 are both made of metal. After the two are welded together, the structural strength is high and can operate stably for a long time. Similarly, the mounting seat 22 is also connected to the body base 21 by welding, and the structural strength is high and can operate stably for a long time.

[0055] Another embodiment of the utility model further provides a coal mine underground coal slurry water cleaning machine, comprising the tensioning device of the coal mine underground coal slurry water cleaning machine described in any of the above embodiments.

[0056] In the description of the present invention, it should be noted that the terms "upper" and "lower" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0057] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. In addition, in the description of the present invention, unless otherwise specified, "plurality" means two or more.

[0058] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A tensioning device for a coal mine underground coal slurry cleaning machine, the coal mine underground coal slurry cleaning machine comprising: A tank body (1), a driving machine for driving the chain movement of the coal mine underground coal slurry water cleaning machine, and a bearing seat (23) drivingly connected to the driving machine; The characteristic is that the tensioning device comprises: a driving assembly, a body base (21) and a mounting seat (22); The machine body base (21) is fixedly mounted on the tank body (1); The mounting seat (22) is fixedly mounted on the machine body base (21), and the bearing seat (23) is slidably mounted on the mounting seat (22); One end of the driving component is fixed on the machine body base (21), and the other end is connected to the bearing seat (23), and drives the bearing seat (23) to slide on the mounting seat (22) to adjust the tension of the chain.

2. The tensioning device of the coal mine underground coal slurry cleaning machine according to claim 1 is characterized in that: The mounting seat (22) is provided with a T-shaped slot, and the bearing seat (23) is provided with a sliding portion, and the sliding portion is slidably arranged in the T-shaped slot.

3. The tensioning device of the coal mine underground coal slurry cleaning machine according to claim 2 is characterized in that: The sliding part comprises a bolt (24) and a nut (25); The nut (25) is arranged in the T-slot; One end of the bolt (24) is connected to the bearing seat (23), and the other end extends into the T-slot and is connected to the nut (25).

4. The tensioning device of the coal mine underground coal slurry cleaning machine according to claim 1 is characterized in that: The driving assembly comprises a screw (26), a screw nut and a screw seat (27); The screw seat (27) is fixed on the machine body base (21), and the screw nut is fixed on the screw seat (27); The screw rod (26) is inserted into the screw rod nut, and one end is rotatably connected to the bearing seat (23).

5. The tensioning device of the coal mine underground coal slurry cleaning machine according to claim 4 is characterized in that: The bearing seat (23) is provided with a fixing groove (231) with a stopper, and one end of the screw rod (26) is rotatably disposed in the fixing groove (231).

6. The tensioning device of the coal mine underground coal slurry cleaning machine according to claim 5, characterized in that: Two fixing grooves (231) are provided, and the two fixing grooves (231) are respectively located on two opposite sides of the bearing seat (23).

7. The tensioning device of the coal mine underground coal slurry cleaning machine according to claim 4, characterized in that: The screw rod seat (27) is welded to the machine body base (21).

8. The tensioning device of the coal mine underground coal slurry cleaning machine according to claim 1, characterized in that: The mounting seat (22) is welded to the machine body base (21).

9. The tensioning device of the coal mine underground coal slurry cleaning machine according to claim 4, characterized in that: One end of the screw rod (26) away from the bearing seat (23) is provided with a detachably connected hand wheel; or; one end of the screw rod (26) away from the bearing seat (23) is provided with a connection structure matching with a wrench.

10. A coal mine underground coal sludge water cleaning machine, characterized in that: It comprises a tensioning device for an underground coal slurry cleaning machine of a coal mine as described in any one of claims 1 to 9.

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