Centralized lubrication maintenance-free saddle for tractor

Abstract

The utility model relates to a centralized lubrication maintenance-free saddle for a tractor. The centralized lubrication maintenance-free saddle comprises a saddle body, a mounting plate is detachably arranged at the upper part of the saddle body, an integrated oil duct is arranged at the lower part of the saddle body, an oil inlet of the integrated oil duct is formed in one side of the saddle body, and the oil inlet of the integrated oil duct is respectively connected with a left support pin, a right support pin and a traction hook pin of the saddle body; according to the utility model, only the mounting plate is replaced without replacing the saddle assembly, so that the maintenance cost is reduced; and convenience and safety of lubricating grease filling are improved through centralized lubrication.

Description

Technical Field

[0001] The utility model relates to the technical field of saddle, in particular to a centralized lubrication and maintenance-free saddle for a tractor. Background Technique

[0002] The saddle is a key component for a tractor to carry a semi-trailer. When the vehicle turns, the semi-trailer rotates around the kingpin, and the surface of the saddle rubs against the semi-trailer. When the surface of the saddle wears to a certain extent, the saddle has to be replaced, resulting in high replacement costs; the saddle needs to be lubricated regularly for the right support pin, the drawbar hook pin, and the left support pin. The driver has to operate on the right side of the vehicle, above the vehicle chassis, and on the left side of the vehicle respectively. Especially when on the left side of the vehicle, if there are vehicles passing by on the roadside, it is extremely unsafe for the person. Content of the Utility Model

[0003] The purpose of the utility model is to provide a centralized lubrication and maintenance-free saddle for a tractor aiming at the deficiencies of the prior art.

[0004] The utility model is realized by adopting the following technical scheme:[[]]

[0005] A centralized lubrication and maintenance-free saddle for a tractor, comprising a saddle body; an installation plate is detachably arranged on the upper part of the saddle body, an integrated oil passage is arranged on the lower part of the saddle body, an oil inlet of the integrated oil passage is arranged on one side of the saddle body, and the oil inlet of the integrated oil passage is respectively connected with the left support pin, the right support pin and the drawbar hook pin of the saddle body.

[0006] Preferably, the installation plate is provided with counterbores and is connected with the upper part of the saddle body through bolts.

[0007] Preferably, the installation plate is a wear-resistant material plate.

[0008] Preferably, the integrated oil passage comprises a left support oil passage, a right support oil passage and a lock hook oil passage;

[0009] The left support oil passage, the right support oil passage and the lock hook oil passage are arranged in parallel. The oil outlet of the left support oil passage is connected with the oil inlet of the left support of the saddle body through a hose, the oil outlet of the right support oil passage is connected with the oil inlet of the right support of the saddle body through a hose, and the oil outlet of the lock hook oil passage is connected with the drawbar lock hook of the saddle body through a hose.

[0010] Preferably, a grease nipple and a lubrication switching switch are respectively arranged at the oil inlet of the integrated oil passage.

[0011] Preferably, the lubrication switching switch comprises a drainage groove and a plug; the plug slides in the groove of the drainage groove, and the grease nipple is arranged at an opening end of the drainage groove.

[0012] Compared with the prior art, the utility model has the following beneficial technical effects:

[0013] By providing a detachable mounting plate on the saddle of the utility model, when the mounting plate is worn, only the mounting plate needs to be removed; there is no need to replace the saddle assembly, reducing the maintenance cost; by providing an integrated oil passage at the lower part of the saddle, lubricating grease is injected on the right side of the saddle to lubricate the left support pin, the right support pin and the towing hook pin; improving convenience and safety. Description of the Drawings

[0014] The following further describes the utility model with reference to the drawings:

[0015] Figure 1 is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 is Figure 1 the bottom view of

[0017] Figure 3 is a schematic diagram of the integrated oil passage structure of the utility model;

[0018] Figure 4 is a schematic diagram of the lubrication switching switch of the utility model.

[0019] Description of the Reference Numerals in the Drawings:

[0020] 1. Mounting plate; 2. Saddle body; 21. Right support; 211. Right support pin; 22. Left support; 221. Left support pin; 23. Towing lock hook; 231. Towing hook pin; 3. Integrated oil passage; 31. Right support oil passage; 32. Lock hook oil passage; 33. Left support oil passage; 4. Grease nipple; 5. Lubrication switching switch; 51. Drainage groove; 52. Plug; 6. Hose; 7. Frame. Detailed Embodiment

[0021] In order to more clearly understand the above objects, features and advantages of the utility model, the following describes the utility model in detail with reference to the drawings and specific embodiments. It should be noted that, without conflict, the embodiments of the present application and the features in the embodiments can be combined with each other. In the description of the utility model, it should also be noted that unless otherwise clearly defined and limited, the terms "set", "install", "connect" 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, an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the utility model can be understood according to specific situations.

[0022] As Figures 1-4As shown in the figure, a centralized lubrication and maintenance-free saddle for a tractor includes a saddle body 2; an installation plate 1 is detachably arranged on the upper part of the saddle body 2, and an integrated oil passage 3 is arranged on the lower part of the saddle body 2. The oil inlet of the integrated oil passage 3 is arranged on one side of the saddle body 2, and the oil inlets of the integrated oil passage 3 are respectively connected to the left support pin 221, the right support pin 211 and the towing hook pin 231 of the saddle body 2.

[0023] The installation plate 1 is provided with a counterbore and is connected to the upper part of the saddle body 2 through bolts; preferably, the height of the upper surface of the installation plate 1 is slightly higher than the upper surface of the saddle body 2; the lower part of the saddle body 2 is connected to the vehicle frame 7, and the upper part of the saddle body 2 is in contact with the trailer through the installation plate 1. When the installation plate 1 is worn, only the installation plate 1 needs to be removed, and there is no need to replace the saddle assembly, reducing the maintenance cost of the user.

[0024] The installation plate 1 is a wear-resistant material plate; as long as the contact surface between the installation plate 1 and the trailer is made of wear-resistant material, there is no need to apply lubricating grease during use.

[0025] The integrated oil passage 3 includes a left support oil passage 33, a right support oil passage 31 and a locking hook oil passage 32; preferably, the integrated oil passage 3 is integrally formed by casting; the left support oil passage 33, the right support oil passage 31 and the locking hook oil passage 32 are arranged in parallel. The oil outlet of the left support oil passage 33 is connected to the oil inlet of the left support of the saddle body 2 through a hose, the oil outlet of the right support oil passage 31 is connected to the oil inlet of the right support of the saddle body 2 through a hose, and the oil outlet of the locking hook oil passage 32 is connected to the towing locking hook 23 of the saddle body 2 through a hose, realizing the lubrication of the left support pin 221, the right support pin 211 and the towing hook pin 231 of the saddle body 2.

[0026] A grease nipple 4 and a lubrication switching switch 5 are respectively arranged at the oil inlet of the integrated oil passage 3; during filling, only one filling port, that is, the grease nipple 4, is required to realize the filling of all lubrication points of the saddle; this centralized lubrication method improves the convenience and safety of filling lubricating grease.

[0027] The lubrication switching switch 5 includes a drainage groove 51 and a plug 52; the plug 52 slides in the groove of the drainage groove 51, and the grease nipple 4 is arranged at one open end of the drainage groove 51; by switching the plug 52 of the lubrication switching switch 5 at the drainage groove 51, the lubricating oil can be filled into the left support pin 221, the right support pin 211 and the towing hook pin 231.

[0028] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above-described exemplary embodiments, and the present utility model can be implemented in other specific forms without departing from the spirit or basic characteristics of the present utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be embraced within the present utility model. Any reference signs in the claims should not be construed as limiting the claims involved.

[0029] As described above, the above embodiments are only used to illustrate the technical solutions of the present utility model and are not intended to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions described in the foregoing embodiments or perform equivalent replacements for some of the technical features; and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. A centralized lubrication maintenance-free saddle for a tractor, characterized in that, It includes a saddle body (2); an installation plate (1) is detachably arranged on the upper part of the saddle body (2), an integrated oil passage (3) is arranged on the lower part of the saddle body (2), the oil inlet of the integrated oil passage (3) is arranged on one side of the saddle body (2), and the oil inlet of the integrated oil passage (3) is respectively connected to the left support pin (221), the right support pin (211) and the towing hook pin (231) of the saddle body (2).

2. The centralized lubrication and maintenance-free saddle for a tractor as claimed in claim 1, wherein Counterbores are arranged on the installation plate (1), and it is connected to the upper part of the saddle body (2) through bolts.

3. The centralized lubrication and maintenance-free saddle for a tractor as claimed in claim 2, wherein The installation plate (1) is a wear-resistant material plate.

4. The centralized lubrication and maintenance-free saddle for a tractor as claimed in claim 1, wherein, The integrated oil passage (3) includes a left support oil passage (33), a right support oil passage (31) and a locking hook oil passage (32); The left support oil passage (33), the right support oil passage (31) and the locking hook oil passage (32) are arranged in parallel. The oil outlet of the left support oil passage (33) is connected to the oil inlet of the left support of the saddle body (2) through a hose. The oil outlet of the right support oil passage (31) is connected to the oil inlet of the right support of the saddle body (2) through a hose. The oil outlet of the locking hook oil passage (32) is connected to the towing locking hook (23) of the saddle body (2) through a hose.

5. The centralized lubrication and maintenance-free saddle for a tractor as claimed in claim 1, wherein A grease nipple (4) and a lubrication switching switch (5) are respectively arranged at the oil inlet of the integrated oil passage (3).

6. The centralized lubrication and maintenance-free saddle for a tractor as claimed in claim 5, characterized in that, The lubrication switching switch (5) includes a drainage groove (51) and a plug (52); the plug (52) slides in the groove of the drainage groove (51), and the grease nipple (4) is arranged at the opening at one end of the drainage groove (51).

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