Mining wear-resistant tooth body lubricating structure
By designing a lubricating structure for wear-resistant teeth for mining and automatically replenishing lubricating oil with elastic capsules and feed pipes, the problem of insufficient lubricant supplementation in the prior art is solved, and the uniform distribution of lubricating oil and the improvement of long-term use capability is achieved.
Patent Information
- Application Number
- CN202421862881.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-02
- Publication Date
- 2025-01-07
- Estimated Expiration
- 2034-08-02
AI Technical Summary
The existing coal mining machine latent composite solid lubricating tooth cutting assembly is difficult to replenish lubricant when needed, which affects the long-term use of the device.
A wear-resistant tooth lubrication structure for mining is designed, including tooth body, tooth sleeve, tooth cutter seat, inner lubrication chute, outer lubrication chute, inner pit, outer pit, first lubrication box, second lubrication box , elastic cyst and feeding port, automatically replenish lubricant by using the elastic effect of the elastic cyst, and transport the lubricant to the lubricant through the feed pipe.
It realizes automatic replenishment and uniform distribution of lubricating oil, extends the service life of the device, ensures uniform lubrication between the teeth clip sleeve and the teeth clip body and the joints, and improves the long-term use ability of the equipment.
Smart Images
Figure CN222316628U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of mining tooth bodies, in particular to a lubricating structure of a wear-resistant mining tooth body. Background Art
[0002] When conducting coal mining operations, corresponding large-scale mining equipment is usually required. Large-scale mining equipment is generally equipped with corresponding mining drill bits, among which the pick is an important part of the drill bit on the coal mining machine. There are many types of picks on the market, among which the picks are divided into coal mining machine picks and tunneling machine picks. The picks used in conjunction with the coal mining machine are suitable for coal mining operations.
[0003] An existing coal mining machine submerged composite solid lubricating pick assembly ensures that the pick and the pick sleeve can rotate freely during coal cutting or rock geological structure excavation by opening pits on the inner and outer sides of the pick sleeve and filling the pits with solid lubricants. However, the amount of solid lubricants that can be filled is limited, and it is difficult to replenish the lubricant when needed, which affects the long-term use of the device. For this reason, a mining wear-resistant tooth body lubrication structure is proposed for improvement. Utility Model Content
[0004] The purpose of the present invention is to solve at least one of the above technical deficiencies.
[0005] Therefore, one purpose of the utility model is to provide a wear-resistant tooth lubrication structure for mining to solve the problems mentioned in the background technology and overcome the shortcomings of the prior art.
[0006] In order to achieve the above-mentioned purpose, an embodiment of the utility model on one hand provides a lubrication structure for a wear-resistant tooth body for mining, comprising a tooth body, a pick sleeve is sleeved on the outer side of the tooth body, a pick seat is arranged on the outer side of the pick sleeve, an inner lubrication groove is arranged between the pick sleeve and the tooth body, a plurality of inner pits are opened on the inner side of the pick sleeve, an outer lubrication groove is arranged between the pick sleeve and the pick seat, and a plurality of outer pits are opened on the outer side of the pick sleeve;
[0007] The top of the pick sleeve is fixedly connected to a first lubrication box, and the top of the pick seat is fixedly connected to a second lubrication box. The first and second lubrication boxes are both provided with elastic bags, and the elastic bags are provided with a feeding port that passes through the first lubrication box or the second lubrication box, and the bottom of the elastic bags is provided with a feeding pipe.
[0008] Preferably, any of the above schemes is that the tooth body, the pick sleeve and the pick seat are coaxially arranged, and a tensioning sleeve is arranged at the lower part of the tooth body.
[0009] Preferably, any of the above schemes is that sealing rings are provided at the top and bottom of the inner lubrication groove and the outer lubrication groove.
[0010] The above technical solution is adopted: the tooth body, the pick sleeve, and the pick seat cooperate with the external mining structure to carry out mining work. A pick handle is provided at the bottom of the tooth body to provide an installation platform for the pick sleeve and the tensioning sleeve. An internal lubrication groove is provided between the pick sleeve and the tooth body to facilitate lubrication of the lubricating oil between the pick sleeve and the tooth body in the lubrication groove. Similarly, an external lubrication groove is provided between the pick sleeve and the pick seat to facilitate lubrication of the lubricating oil between the pick sleeve and the pick seat.
[0011] Preferably, any of the above schemes is that the plurality of inner recesses are evenly arranged along the inner side surface of the pick sleeve, and the plurality of outer recesses are evenly arranged along the outer side surface of the pick sleeve.
[0012] Preferably, any of the above schemes is provided with an observation window on the outer side of the first lubrication box and the second lubrication box.
[0013] The above technical solution is adopted: the inner pit provides additional accommodation space for the lubricating oil, so that more lubricating oil can be stored in the inner lubricating groove. Several inner pits are evenly arranged along the inner side of the pick sleeve, so that the lubricating oil can be stored in various places of the inner lubricating groove, so that the joint between the pick sleeve and the tooth body can be evenly lubricated. Similarly, the outer pit can help to ensure uniform lubrication at the joint between the pick sleeve and the pick seat. The first lubrication box and the second lubrication box both provide installation space for the elastic bag. Observation windows are set on the sides of the two to facilitate observation of the status of the internal elastic bag.
[0014] Preferably, in any of the above schemes, the elastic bag adopts an annular structure, and the feeding port is arranged on the top of the elastic bag.
[0015] Preferably, any of the above schemes is that the feed pipes at the bottom of the elastic bags in the first lubrication box and the second lubrication box extend into the inner lubrication groove and the outer lubrication groove respectively.
[0016] The above technical solution is adopted: the elastic bag provides a space for accommodating the lubricating oil, and it has a certain elasticity. When the lubricating oil in the inner lubricating groove and the outer lubricating groove is reduced, the lubricating oil in the inner lubricating groove and the outer lubricating groove can be pushed out by its elasticity to replenish the lubricating oil in the inner lubricating groove and the outer lubricating groove. A feeding port is set at the top of the elastic bag to facilitate adding lubricating oil to the elastic bag. The feeding pipe is used to transport the lubricating oil to the inner lubricating groove and the outer lubricating groove.
[0017] Compared with the prior art, the advantages and beneficial effects of the utility model are:
[0018] 1. The lubrication structure of the wear-resistant tooth body for mining is provided with an inner lubrication groove, an inner pit, an outer lubrication groove, an outer pit, a first lubrication box, a second lubrication box, an elastic bag, a feeding port, a feeding pipe and other structures. The inner lubrication groove facilitates lubrication of the lubricating oil between the pick sleeve and the tooth body in the lubrication groove. The outer lubrication groove facilitates lubrication of the lubricating oil between the pick sleeve and the pick seat. The elastic bag provides a storage space for the lubricating oil. It has a certain elasticity. When the lubricating oil in the inner lubrication groove and the outer lubrication groove is reduced, the lubricating oil in the inner lubrication groove and the outer lubrication groove can be pushed out by its elasticity to supplement the lubricating oil in the inner lubrication groove and the outer lubrication groove. A feeding port is provided on the top of the elastic bag to facilitate the addition of lubricating oil into the elastic bag, which is beneficial to the long-term use of the device.
[0019] 2. The lubrication structure of the wear-resistant tooth body for mining is to open an inner pit on the inner side of the pick sleeve and an outer pit on the outer side. The inner pits are evenly arranged along the inner side of the pick sleeve, so that the lubricating oil can be stored in various places of the inner lubrication groove, so that the joint between the pick sleeve and the tooth body can be evenly lubricated. Similarly, the outer pits can help ensure the uniform lubrication of the joint between the pick sleeve and the pick seat.
[0020] Additional aspects and advantages of the present invention will be given in part in the following description and in part will become apparent from the following description or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:
[0022] Figure 1 This is a schematic diagram of the structure of the utility model from a first perspective;
[0023] Figure 2 This is a schematic diagram of the structure of the utility model from a second viewing angle;
[0024] Figure 3 It is a schematic diagram of the cutaway structure of the utility model;
[0025] Figure 4 For the utility model Figure 3 Schematic diagram of the structure at A in the middle.
[0026] In the figure: 1-tooth body, 2-pick sleeve, 3-pick seat, 4-tensioning sleeve, 5-inner lubrication groove, 6-inner pit, 7-outer lubrication groove, 8-outer pit, 9-first lubrication box, 10-second lubrication box, 11-observation window, 12-elastic bag, 13-feeding port, 14-feeding pipe. DETAILED DESCRIPTION
[0027] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.
[0028] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like 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 the internal communication 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.
[0029] like Figures 1 to 4 As shown, the utility model comprises a tooth body 1, a pick sleeve 2 is sleeved on the outer side of the tooth body 1, a pick seat 3 is arranged on the outer side of the pick sleeve 2, an inner lubrication groove 5 is arranged between the pick sleeve 2 and the tooth body 1, a plurality of inner pits 6 are opened on the inner side of the pick sleeve 2, an outer lubrication groove 7 is arranged between the pick sleeve 2 and the pick seat 3, and a plurality of outer pits 8 are opened on the outer side of the pick sleeve 2;
[0030] The top of the pick sleeve 2 is fixedly connected to the first lubrication box 9, and the top of the pick seat 3 is fixedly connected to the second lubrication box 10. Elastic bags 12 are provided in the first lubrication box 9 and the second lubrication box 10. The elastic bag 12 is provided with a feeding port 13 that passes through the first lubrication box 9 or the second lubrication box 10, and a feeding pipe 14 is provided at the bottom of the elastic bag 12.
[0031] Embodiment 1: The tooth body 1, the pick sleeve 2 and the pick seat 3 are coaxially arranged, and a tensioning sleeve 4 is arranged at the lower part of the tooth body 1. Sealing rings are arranged at the top and bottom of the internal lubrication groove 5 and the external lubrication groove 7. The tooth body 1, the pick sleeve 2 and the pick seat 3 cooperate with the external mining structure to carry out mining work. A pick handle is arranged at the bottom of the tooth body 1 to provide an installation platform for the pick sleeve 2 and the tensioning sleeve 4. An internal lubrication groove 5 is arranged between the pick sleeve 2 and the tooth body 1 to facilitate lubrication of the lubricating oil between the pick sleeve 2 and the tooth body 1 in the lubrication groove 5. Similarly, an external lubrication groove 7 is arranged between the pick sleeve 2 and the pick seat 3 to facilitate lubrication of the lubricating oil between the pick sleeve 2 and the pick seat 3.
[0032] Embodiment 2: A plurality of inner recesses 6 are evenly arranged along the inner side of the pick sleeve 2, and a plurality of outer recesses 8 are evenly arranged along the outer side of the pick sleeve 2. An observation window 11 is provided on the outer side of the first lubrication box 9 and the second lubrication box 10. The inner recesses 6 provide additional accommodation space for the lubricating oil, so that more lubricating oil can be stored in the inner lubrication groove 5. A plurality of inner recesses 6 are evenly arranged along the inner side of the pick sleeve 2, so that the lubricating oil can be stored in various places of the inner lubrication groove 5, so that the joint between the pick sleeve 2 and the tooth body 1 can be evenly lubricated. Similarly, the outer recesses 8 can help to ensure even lubrication at the joint between the pick sleeve 2 and the pick seat 3. The first lubrication box 9 and the second lubrication box 10 both provide installation space for the elastic bag 12. Observation windows 11 are provided on the sides of both to facilitate observation of the state of the internal elastic bag 12.
[0033] Embodiment 3: The elastic bag 12 adopts an annular structure, and the feeding port 13 is set at the top of the elastic bag 12. The feeding pipe 14 at the bottom of the elastic bag 12 in the first lubrication box 9 and the second lubrication box 10 extends to the inner lubrication groove 5 and the outer lubrication groove 7 respectively. The elastic bag 12 provides a storage space for the lubricating oil. It has a certain elasticity. When the lubricating oil in the inner lubrication groove 5 and the outer lubrication groove 7 is reduced, the lubricating oil in the inner lubrication groove 5 and the outer lubrication groove 7 can be pushed out by its elasticity to replenish the lubricating oil in the inner lubrication groove 5 and the outer lubrication groove 7. The feeding port 13 is set at the top of the elastic bag 12 to facilitate the addition of lubricating oil to the elastic bag 12. The feeding pipe 14 is used to transport the lubricating oil to the inner lubrication groove 5 and the outer lubrication groove 7.
[0034] The working principle of the utility model is as follows:
[0035] S1, the inner lubrication groove 5 facilitates lubrication of the lubricating oil between the pick sleeve 2 and the tooth body 1 in the lubrication groove 5. The outer lubrication groove 7 facilitates lubrication of the lubricating oil between the pick sleeve 2 and the pick seat 3;
[0036] S2, the elastic bag 12 provides a storage space for the lubricating oil, which has a certain elasticity. When the lubricating oil in the inner lubricating groove 5 and the outer lubricating groove 7 is reduced, the lubricating oil in the inner lubricating groove 5 and the outer lubricating groove 7 can be pushed out by its elasticity to replenish the lubricating oil in the inner lubricating groove 5 and the outer lubricating groove 7;
[0037] S3. A feeding port 13 is provided on the top of the elastic bag 12 to facilitate adding lubricating oil into the elastic bag 12. An observation window 11 is provided to facilitate observing the state of the elastic bag 12 inside.
[0038] Compared with the prior art, the present invention has the following beneficial effects:
[0039] 1. The lubrication structure of the wear-resistant tooth body for mining is provided with an inner lubrication groove 5, an inner pit 6, an outer lubrication groove 7, an outer pit 8, a first lubrication box 9, a second lubrication box 10, an elastic capsule 12, a feeding port 13, a feeding pipe 14 and other structures. The inner lubrication groove 5 facilitates lubrication of the lubricating oil between the pick sleeve 2 and the tooth body 1 in the lubrication groove 5. The outer lubrication groove 7 facilitates lubrication of the lubricating oil between the pick sleeve 2 and the pick seat 3. The elastic capsule 12 provides a storage space for the lubricating oil. It has a certain elasticity. When the lubricating oil in the inner lubrication groove 5 and the outer lubrication groove 7 is reduced, the lubricating oil in the inner lubrication groove 5 and the outer lubrication groove 7 can be pushed out by its elasticity to supplement the lubricating oil in the inner lubrication groove 5 and the outer lubrication groove 7. A feeding port 13 is provided at the top of the elastic capsule 12 to facilitate the addition of lubricating oil into the elastic capsule 12, which is beneficial to the long-term use of the device.
[0040] 2. The lubrication structure of the wear-resistant tooth body for mining is provided with an inner concave pit 6 on the inner side of the pick sleeve 2 and an outer concave pit 8 on the outer side. The inner concave pits 6 are evenly arranged along the inner side of the pick sleeve 2, so that the lubricating oil can be stored in various places of the inner lubrication groove 5, so that the joint between the pick sleeve 2 and the tooth body 1 can be evenly lubricated. Similarly, the outer concave pit 8 can help ensure the even lubrication of the joint between the pick sleeve 2 and the pick seat 3.
Claims
1. A wear-resistant tooth lubrication structure for mining, comprising a tooth (1); characterized in that: The outer side of the tooth body (1) is sleeved with a pick sleeve (2), the outer side of the pick sleeve (2) is provided with a pick seat (3), an inner lubrication groove (5) is provided between the pick sleeve (2) and the tooth body (1), a plurality of inner recesses (6) are provided on the inner side of the pick sleeve (2), an outer lubrication groove (7) is provided between the pick sleeve (2) and the pick seat (3), and a plurality of outer recesses (8) are provided on the outer side of the pick sleeve (2); The top of the pick sleeve (2) is fixedly connected to a first lubrication box (9), and the top of the pick seat (3) is fixedly connected to a second lubrication box (10). The first lubrication box (9) and the second lubrication box (10) are both provided with elastic bags (12). The elastic bags (12) are provided with a feeding port (13) penetrating the first lubrication box (9) or the second lubrication box (10), and the bottom of the elastic bags (12) is provided with a feeding pipe (14).
2. A wear-resistant tooth lubrication structure for mining as claimed in claim 1, characterized in that: The tooth body (1), the pick sleeve (2) and the pick seat (3) are coaxially arranged, and a tension sleeve (4) is arranged at the lower part of the tooth body (1).
3. A wear-resistant tooth lubrication structure for mining as claimed in claim 2, characterized in that: The top and bottom of the inner lubrication groove (5) and the outer lubrication groove (7) are both provided with sealing rings.
4. A wear-resistant tooth lubrication structure for mining as claimed in claim 3, characterized in that: The plurality of inner recesses (6) are evenly arranged along the inner side surface of the pick sleeve (2), and the plurality of outer recesses (8) are evenly arranged along the outer side surface of the pick sleeve (2).
5. A wear-resistant tooth lubrication structure for mining as claimed in claim 4, characterized in that: An observation window (11) is provided on the outer side of each of the first lubrication box (9) and the second lubrication box (10).
6. A wear-resistant tooth lubrication structure for mining as claimed in claim 5, characterized in that: The elastic bag (12) adopts an annular structure, and the feeding port (13) is arranged on the top of the elastic bag (12).
7. A wear-resistant tooth lubrication structure for mining as claimed in claim 6, characterized in that: The material delivery pipe (14) at the bottom of the elastic bag (12) in the first lubrication box (9) and the second lubrication box (10) extends into the inner lubrication groove (5) and the outer lubrication groove (7) respectively.