Scraper device of underground coal mine slime water bunker cleaner and underground coal mine slime water bunker cleaner
Through the design and enhanced scraper device of coal mine underground coal sludge water clearing machine, including scraper body, upper reinforcement plate and lower reinforcement plate, the scraper's wear resistance and insufficient bending strength are solved, and a longer service life, lower failure rate and higher production efficiency are achieved.
Patent Information
- Application Number
- CN202421484590.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-26
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-06-26
AI Technical Summary
The scraper of the coal sludge water clearing machine under coal mine has poor wear resistance and insufficient bending strength, resulting in short service life, high failure rate and low production efficiency.
A scraper device for underground coal sludge water cleaning machine in coal mines was designed, including scraper body, upper reinforcement plate and lower reinforcement plate. The scraper body is equipped with through holes and reinforcement plates. The upper reinforcement plate and the lower reinforcement plate are fixed on both sides of the scraper body and are fixed by bolts to enhance the bending strength and wear resistance of the scraper.
By enhancing the bending strength and wear resistance of the scraper, the service life of the scraper is extended, the failure rate is reduced, and the production efficiency is improved.
Smart Images
Figure CN222596128U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of coal slurry water clearing equipment in a coal mine, in particular to a scraper device of a coal slurry water clearing machine in a coal mine and a coal slurry water clearing machine in a coal mine. Background Art
[0002] At present, the scraper of the coal slurry water cleaning machine in the coal mine is mainly used to transport the coal slurry settled at the bottom of the tank to the discharge port. At present, the scraper of the coal slurry water cleaning machine in the coal mine has the following shortcomings:
[0003] 1. The scraper has poor wear resistance, short service life, difficult underground construction and high maintenance cost;
[0004] 2. The bending strength of the scraper is insufficient. In particular, in order to improve the dehydration effect, there are more dehydration holes distributed on it, resulting in poor bending strength of the scraper. The bending of the scraper reduces the center distance of the chain, which often leads to chain jumping, chain derailment, and chain breakage. The labor intensity of maintenance workers is high, and it affects continuous production and reduces production efficiency. Utility Model Content
[0005] On one hand, the embodiment of the utility model provides a scraper device for a coal mine underground coal slurry water cleaning machine, so as to solve the problems of poor wear resistance and insufficient bending strength of the existing coal mine underground coal slurry water cleaning machine scraper. On the other hand, the embodiment of the utility model also provides a coal mine underground coal slurry water cleaning machine, including the above-mentioned coal mine underground coal slurry water cleaning machine scraper device.
[0006] In one aspect, an embodiment of the utility model provides a scraper device of a coal slurry water cleaning machine in an underground coal mine, comprising a scraper body, an upper reinforcement plate and a lower reinforcement plate.
[0007] The scraper body is provided with a plurality of through holes, and the surface of the scraper body is provided with a plurality of reinforcing ribs;
[0008] The upper reinforcing plate is fixedly arranged on the upper right side of the scraper body, and the upper part of the upper reinforcing plate is flush with the upper part of the scraper body;
[0009] The lower reinforcing plate is fixedly arranged at the lower right part of the scraper body, and the lower part of the lower reinforcing plate is flush with the lower part of the scraper body.
[0010] Furthermore, the aperture of the through hole is D, wherein 12 mm ≤ D ≤ 16 mm.
[0011] Furthermore, all of the through holes form a plurality of hole groups, the through holes in each hole group are arranged at intervals along the length direction of the scraper body, and all of the hole groups are arranged at intervals along the width direction of the scraper body.
[0012] Furthermore, the through holes in two adjacent groups of the hole groups are arranged in a staggered manner.
[0013] Furthermore, the reinforcing rib plate is arranged between two adjacent groups of the hole groups and extends along the length direction of the scraper body.
[0014] Furthermore, the distance L1 between any two adjacent through holes in the same hole group is the same, and 50 mm ≤ L1 ≤ 60 mm.
[0015] Furthermore, the distance between two adjacent groups of the hole groups is L2, and 50mm≤L2≤60mm.
[0016] Furthermore, a first bolt hole is opened at the upper right corner of the scraper body, and a second bolt hole corresponding to the first bolt hole is opened on the upper reinforcement plate. The upper reinforcement plate and the scraper body are fixed by bolts in cooperation with the first bolt hole and the second bolt hole.
[0017] Furthermore, a third bolt hole is opened at the lower right side of the scraper body, a fourth bolt hole corresponding to the third bolt hole is opened on the lower reinforcement plate, and the lower reinforcement plate and the scraper body are fixed by bolts in cooperation with the third bolt hole and the fourth bolt hole.
[0018] Another aspect of the utility model provides a coal mine underground coal slurry water cleaning machine, comprising the coal mine underground coal slurry water cleaning machine scraper device described in any of the above embodiments.
[0019] Beneficial effects of the utility model:
[0020] The utility model provides a scraper device for a coal mine underground coal slurry water cleaning machine, comprising: a scraper body, an upper reinforcement plate and a lower reinforcement plate. The scraper body is provided with a plurality of through holes, and a plurality of reinforcing ribs are arranged on the surface of the scraper body; the upper reinforcement plate is fixedly arranged at the upper right part of the scraper body, and the upper part of the upper reinforcement plate is flush with the upper part of the scraper body; the lower reinforcement plate is fixedly arranged at the lower right part of the scraper body, and the lower part of the lower reinforcement plate is flush with the lower part of the scraper body.
[0021] By arranging a reinforcing rib plate on the surface of the scraper body, an upper reinforcement plate on the upper right side of the scraper body, and a lower reinforcement plate on the lower right side, the bending strength of the scraper body can be increased, and the lower reinforcement plate located at the lower right side of the scraper body can also enhance the wear resistance of the scraper body. Compared with the existing technology, the scraper body has a longer service life, a lower failure rate, and can effectively improve production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0022] 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.
[0023] Figure 1 A front view of a scraper device for a coal mine underground coal slurry cleaning machine provided by an embodiment of the utility model;
[0024] Figure 2 for Figure 1 Cross-sectional view from AA perspective.
[0025] Icon: 11-scraper body; 111-through hole; 12-upper reinforcement plate; 13-lower reinforcement plate; 15-hole group; 16-reinforcement rib plate. DETAILED DESCRIPTION
[0026] 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.
[0027] like Figure 1 and Figure 2 As shown, one embodiment of the utility model provides a scraper device for a coal mine underground coal slurry water cleaning machine, comprising: a scraper body 11, an upper reinforcement plate 12 and a lower reinforcement plate 13. The scraper body 11 is provided with a plurality of through holes 111, and a plurality of reinforcing ribs 16 are arranged on the surface of the scraper body 11; the upper reinforcement plate 12 is fixedly arranged at the upper right side of the scraper body 11, and the upper part of the upper reinforcement plate 12 is flush with the upper part of the scraper body 11; the lower reinforcement plate 13 is fixedly arranged at the lower right side of the scraper body 11, and the lower part of the lower reinforcement plate 13 is flush with the lower part of the scraper body 11.
[0028] The present utility model embodiment provides a scraper device, which is applied to a coal slurry water cleaning machine in a coal mine. The scraper device includes: a scraper body 11, an upper reinforcement plate 12 and a lower reinforcement plate 13. The scraper body 11 is used to transport the coal slurry that has settled and the bottom of the trough of the coal slurry water cleaning machine in the coal mine to the discharge port. The scraper body 11 is a plate-like structure, and a plurality of through holes 111 are provided on the scraper body 11 to separate water and solid particles to a certain extent. The scraper body 11 is a rectangular plate, and its length direction is the left-right direction. For details, please refer to Figure 1The scraper body 11 is generally made of NM400 (high-strength wear-resistant steel plate), so that the scraper body 11 has good wear resistance. The upper reinforcement plate 12 and the lower reinforcement plate 13 are both long strip-shaped plate structures, and are also made of NM400 (high-strength wear-resistant steel plate). The upper reinforcement plate 12 is fixed to the upper right side of the scraper body 11, and the lower reinforcement plate 13 is fixed to the lower right side of the scraper body 11. The upper reinforcement plate 12 is used to increase the bending strength of the scraper body 11, and the lower reinforcement plate 13 is used to increase the bottom contact area, thereby enhancing the wear resistance of the scraper body 11, and also enhancing the bending strength of the scraper body 11. In addition, the upper part of the upper reinforcement plate 12 is flush with the upper part of the scraper body 11, and the lower part of the lower reinforcement plate 13 is flush with the lower part of the scraper body 11, so as to avoid affecting the normal operation of the scraper body 11. A plurality of reinforcing ribs 16 are also provided on the surface of the scraper body 11, and the reinforcing ribs 16 can be subsequently provided on the surface of the scraper body 11 by welding or bolting, or can be integrally formed with the scraper body 11. By providing the reinforcing ribs 16 on the scraper body 11, the bending strength of the scraper body 11 can also be increased.
[0029] The embodiment of the utility model provides a scraper device for a coal mine underground coal sludge water cleaning machine. By arranging a reinforcing rib plate 16 on the surface of the scraper body 11, an upper reinforcing plate 12 on the upper right side of the scraper body 11, and a lower reinforcing plate 13 on the lower right side, the bending strength of the scraper body 11 can be increased, and the lower reinforcing plate 13 located at the lower right side of the scraper body 11 can also enhance the wear resistance of the scraper body 11. Compared with the prior art, the scraper body 11 has a longer service life and a lower failure rate, which can effectively improve production efficiency.
[0030] The embodiment of the utility model provides a scraper device for a coal mine underground coal slurry cleaning machine, wherein the aperture of the through hole 111 is D, wherein 12 mm ≤ D ≤ 16 mm.
[0031] In this embodiment, preferably, the diameter of the through hole 111 is greater than or equal to 12 mm and less than or equal to 16 mm, so as to improve the filtering and dehydration effect of the scraper body 11 .
[0032] For example, in this embodiment, the aperture of the through hole 111 may be 12 mm, 14 mm or 16 mm, etc. By limiting the aperture of the through hole 111 to between 12 mm and 16 mm, the filtering and dehydration effect of the scraper body 11 is ensured.
[0033] The utility model provides a scraper device for a coal mine underground coal slurry cleaning machine, such as Figure 1 and Figure 2 As shown, all the through holes 111 form a plurality of hole groups 15 , the through holes 111 in each hole group 15 are arranged at intervals along the length direction of the scraper body 11 , and all the hole groups 15 are arranged at intervals along the width direction of the scraper body 11 .
[0034] In this embodiment, in order to make the layout of the through holes 111 more reasonable and more convenient for the arrangement of the through holes 111, the through holes 111 are arranged in groups in this embodiment. Specifically, all the through holes 111 are divided into a plurality of hole groups 15, and each hole group 15 includes a plurality of through holes 111. All the hole groups 15 are arranged in sequence along the width direction of the scraper body 11, and all the through holes 111 in the same hole group 15 are arranged in sequence along the length direction of the scraper body 11, thereby improving the dehydration and filtration effect of the scraper body 11.
[0035] The utility model provides a scraper device for a coal mine underground coal slurry cleaning machine, such as Figure 1 and Figure 2 As shown, the through holes 111 of two adjacent hole groups 15 are arranged alternately.
[0036] Furthermore, in this embodiment, the through holes 111 of two adjacent hole groups 15 are staggered to further improve the dehydration and filtering effect of the scraper body 11 .
[0037] The utility model provides a scraper device for a coal mine underground coal slurry cleaning machine, such as Figure 1 and Figure 2 As shown, the reinforcing rib plate 16 is disposed between two adjacent groups of the hole groups 15 and extends along the length direction of the scraper body 11 .
[0038] In this embodiment, preferably, the reinforcing rib plate 16 is disposed between two adjacent groups of hole groups 15, thereby improving the strength of the scraper body 11 and preventing the scraper body 11 from being easily bent and deformed due to the arrangement of too many through holes 111. Due to the provision of the reinforcing rib plate 16, more through holes 111 can be arranged on the scraper body 11, thereby improving the filtering and dehydration effect of the scraper body 11.
[0039] The utility model provides a scraper device for a coal mine underground coal slurry cleaning machine, such as Figure 1 and Figure 2 As shown, the distance L1 between any two adjacent through holes 111 in the same hole group 15 is the same, and 50 mm ≤ L1 ≤ 60 mm.
[0040] Furthermore, in this embodiment, the distance between any two adjacent through holes 111 in the same hole group 15 is L1, and the distance L1 between any two adjacent through holes 111 is the same, and 50 mm ≤ L1 ≤ 60 mm, thereby improving the dehydration and filtering effect of the scraper body 11.
[0041] For example, in this embodiment, the distance L1 between any two adjacent through holes 111 in the same hole group 15 can be 50 mm, 55 mm or 60 mm, etc. By limiting the distance between any two adjacent through holes 111 in the same hole group 15 to between 50 mm and 60 mm, the filtering and dehydration effect of the scraper body 11 is ensured.
[0042] The utility model provides a scraper device for a coal mine underground coal slurry cleaning machine, such as Figure 1 and Figure 2 As shown, the distance between two adjacent groups of hole groups 15 is L2, and 50mm≤L2≤60mm.
[0043] Furthermore, in this embodiment, the distance L2 between any two adjacent groups of hole groups 15 is the same as the distance L2 between any two adjacent groups of hole groups 15, and 50 mm ≤ L2 ≤ 60 mm.
[0044] For example, in this embodiment, the distance L2 between any two adjacent groups of hole groups 15 can be 50 mm, 55 mm or 60 mm, etc. By limiting the distance L2 between any two adjacent groups of hole groups 15 to between 50 mm and 60 mm, the filtering and dehydration effect of the scraper body 11 is ensured.
[0045] The utility model provides a scraper device for a coal mine underground coal slurry cleaning machine, such as Figure 1 and Figure 2 As shown, a first bolt hole is opened at the upper right corner of the scraper body 11, and a second bolt hole corresponding to the first bolt hole is opened on the upper reinforcement plate 12. The upper reinforcement plate 12 and the scraper body 11 are fixed by bolts in cooperation with the first bolt hole and the second bolt hole.
[0046] In this embodiment, the upper reinforcing plate 12 and the scraper body 11 are fixed by bolts. Specifically, a first bolt hole for inserting a bolt is provided at the upper right portion of the scraper body 11, and a second bolt hole corresponding to the first bolt hole and for inserting a bolt is provided on the upper reinforcing plate 12. During assembly, the upper reinforcing plate 12 is assembled to the scraper body 11, and the first bolt hole and the second bolt hole are ensured to be coaxial, and then the bolt is inserted into the first bolt hole and the second bolt hole, and nuts are screwed on both ends of the bolt to fix it, thereby fixing the upper reinforcing plate 12 to the scraper body 11.
[0047] In this embodiment, the upper reinforcing plate 12 and the scraper body 11 are fixed by bolts, which is convenient for inspection and maintenance. Optionally, in this embodiment, the upper reinforcing plate 12 and the scraper body 11 can also be connected by welding or clamping.
[0048] The utility model provides a scraper device for a coal mine underground coal slurry cleaning machine, such as Figure 1 and Figure 2 As shown, a third bolt hole is opened at the lower right side of the scraper body 11, and a fourth bolt hole corresponding to the third bolt hole is opened on the lower reinforcement plate 13. The lower reinforcement plate 13 and the scraper body 11 are fixed by bolts in cooperation with the third bolt hole and the fourth bolt hole.
[0049] In this embodiment, the lower reinforcing plate 13 and the scraper body 11 are fixed by bolts. Specifically, a third bolt hole for inserting bolts is provided at the lower right part of the scraper body 11, and a fourth bolt hole corresponding to the third bolt hole and for inserting bolts is provided on the lower reinforcing plate 13. When assembling, the lower reinforcing plate 13 is assembled to the scraper body 11, and the third bolt hole and the fourth bolt hole are ensured to be coaxial, and then the bolts are inserted into the third bolt hole and the fourth bolt hole, and nuts are screwed on both ends of the bolts to fix them, so as to fix the lower reinforcing plate 13 to the scraper body 11.
[0050] In this embodiment, the lower reinforcing plate 13 and the scraper body 11 are fixed by bolts, which is convenient for inspection and maintenance. Optionally, in this embodiment, the lower reinforcing plate 13 and the scraper body 11 can also be connected by welding or clamping.
[0051] Another embodiment of the utility model further provides a coal mine underground coal slurry water cleaning machine, comprising the coal mine underground coal slurry water cleaning machine scraper device described in any of the above embodiments.
[0052] 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.
[0053] 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 insides of 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.
[0054] 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 scraper device for a coal mine underground coal slurry cleaning machine, characterized in that: include: A scraper body (11), an upper reinforcement plate (12) and a lower reinforcement plate (13); The scraper body (11) is provided with a plurality of through holes (111), and a plurality of reinforcing ribs (16) are provided on the surface of the scraper body (11); The upper reinforcing plate (12) is fixedly arranged on the upper right side of the scraper body (11), and the upper part of the upper reinforcing plate (12) is flush with the upper part of the scraper body (11); The lower reinforcing plate (13) is fixedly arranged on the lower right side of the scraper body (11), and the lower part of the lower reinforcing plate (13) is flush with the lower part of the scraper body (11).
2. The scraper device of the coal mine underground coal slurry cleaning machine according to claim 1 is characterized in that: The through hole (111) has a diameter D, wherein 12 mm ≤ D ≤ 16 mm.
3. The scraper device of the coal mine underground coal slurry cleaning machine according to claim 1 is characterized in that: All of the through holes (111) form a plurality of hole groups (15), the through holes (111) in each hole group (15) are arranged at intervals along the length direction of the scraper body (11), and all of the hole groups (15) are arranged at intervals along the width direction of the scraper body (11).
4. The scraper device of the coal mine underground coal slurry cleaning machine according to claim 3 is characterized in that: The through holes (111) of two adjacent hole groups (15) are arranged in a staggered manner.
5. The scraper device of the coal mine underground coal slurry cleaning machine according to claim 3 is characterized in that: The reinforcing rib plate (16) is arranged between two adjacent groups of hole groups (15) and extends along the length direction of the scraper body (11).
6. The scraper device of the coal mine underground coal slurry cleaning machine according to claim 3 is characterized in that: The distance L1 between any two adjacent through holes (111) in the same hole group (15) is the same, and 50 mm ≤ L1 ≤ 60 mm.
7. The scraper device of the coal mine underground coal slurry cleaning machine according to claim 3 is characterized in that: The distance between two adjacent groups of hole groups (15) is L2, and 50mm≤L2≤60mm.
8. The scraper device of the coal mine underground coal slurry cleaning machine according to claim 1 is characterized in that: A first bolt hole is provided at the upper right corner of the scraper body (11), and a second bolt hole corresponding to the first bolt hole is provided on the upper reinforcement plate (12). The upper reinforcement plate (12) and the scraper body (11) are fixed by bolts in cooperation with the first bolt hole and the second bolt hole.
9. The scraper device of the coal mine underground coal slurry cleaning machine according to claim 1, characterized in that: A third bolt hole is provided at the lower right side of the scraper body (11), and a fourth bolt hole corresponding to the third bolt hole is provided on the lower reinforcement plate (13). The lower reinforcement plate (13) and the scraper body (11) are fixed by bolts in cooperation with the third bolt hole and the fourth bolt hole.
10. A coal mine underground coal sludge water cleaning machine, characterized in that: It comprises a scraper device of a coal mine underground coal slurry cleaning machine as described in any one of claims 1 to 9.