Bearing box assembly

Abstract

The utility model provides a bearing box assembly, and belongs to the technical field of bearings. The problems that an existing bearing box is inconvenient to assemble and high in replacement cost are solved. The bearing box assembly comprises a box body with a transmission cavity, the box body is located in the transmission cavity and provided with an output assembly connected with the transmission cavity and used for bidirectional output, the output assembly is composed of a lower transmission unit and an upper transmission unit connected with the lower transmission unit in a meshed mode, and the two ends of the lower transmission unit and the two ends of the upper transmission unit extend out of the box body. The utility model has the advantages that the replacement is convenient, and the replacement cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to bearing technical field relates to a bearing box subassembly. BACKGROUND

[0002] Bearing is an important spare part in contemporary mechanical equipment. Its main function is to support mechanical rotary body, reduce its friction coefficient in the movement process, and ensure its rotation accuracy. Therefore, bearing also becomes an important component of mechanical equipment, but in the actual use process, mechanical equipment may need to be bidirectional output, so it is generally through the bearing box, by setting several bearings and two transmission rods in the bearing box, so the assembly is relatively cumbersome, and it is inconvenient to replace after long-term use, and the replacement cost is high, so it does not meet the use requirement. SUMMARY

[0003] The utility model discloses in order to solve the technical problem in the prior art, provide a bearing box subassembly convenient to replace and reduce the replacement cost.

[0004] The utility model discloses a bearing box subassembly, including the box body with transmission cavity, its characterized in that, the box body is located transmission cavity and is provided with the output assembly for two -way output with its connection, and this output assembly is composed of lower transmission unit and the upper transmission unit of the meshing connection with lower transmission unit, and the both ends of lower transmission unit and upper transmission unit all stretch out the box body outside.

[0005] In the above -mentioned bearing box subassembly, the box body is composed of two half -shell splicing, the lateral wall of box body is equipped with the opening groove that makes transmission cavity communicate with outside, and the box body is located opening groove and is provided with the sealing plate for sealing opening groove with its connection.

[0006] In the above -mentioned bearing box subassembly, the lower transmission unit is composed of inner ring, outer ring, two retainers and a plurality of rolling bodies that are arranged on the retainer, two retainers are arranged at the both ends of inner ring, the outer peripheral wall of outer ring is equipped with the notched groove that makes it form two short ring parts, two short ring parts are symmetrically arranged, and are respectively located at the both ends of inner ring, and are connected with the corresponding rolling body, the outer peripheral wall of inner ring is equipped with the meshing tooth that is connected with its upper transmission unit and is connected with its meshing with the notched groove.

[0007] In the bearing box assembly, the inner peripheral wall of the inner ring is provided with a linear slot along the length direction, the inner ring is provided with a clamping block at the linear slot, the outer peripheral wall of the inner ring at the two end portions is provided with a limiting ring clamped therewith and used for limiting the position of the opposite short ring portion, and the outer peripheral wall of the inner ring at the notch slot is provided with a convex ring portion protruding radially outward, and the engaging teeth are arranged on the convex ring portion.

[0008] In the bearing box assembly, the upper transmission unit also comprises an inner ring, an outer ring, two retainers and a plurality of rolling elements arranged on the retainers, the two retainers are arranged at the two end portions of the inner ring, the outer peripheral wall of the outer ring is provided with a notch slot for forming two short ring portions, the two short ring portions are symmetrically arranged and located at the two end portions of the inner ring and connected with the corresponding rolling elements, and the outer peripheral wall of the inner ring at the notch slot is provided with engaging teeth connected therewith and engaged with the upper transmission unit.

[0009] Compared with the prior art, the bearing box assembly has the following advantages:

[0010] 1. The box body is provided with an output assembly connected therewith and used for bidirectional output in the transmission cavity, the output assembly comprises a lower transmission unit and an upper transmission unit engaged with the lower transmission unit, and the two ends of the lower transmission unit and the upper transmission unit protrude out of the box body, and the arrangement of the above structure facilitates the assembly and disassembly. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 is a sectional view of the bearing box assembly.

[0012] In the drawings, 1 is a box body, 2 is an inner ring, 3 is a rolling element, 4 is a short ring portion, 5 is an engaging tooth, 6 is a clamping block, and 7 is a limiting ring. DETAILED DESCRIPTION

[0013] The following is a specific embodiment of the present application combined with the drawings, and the technical scheme of the present application is further described, but the present application is not limited to these embodiments.

[0014] As Figure 1As shown, the bearing box assembly comprises a box body with a transmission cavity, an output assembly connected to the box body and used for bidirectional output is arranged in the transmission cavity, the output assembly is composed of a lower transmission unit and an upper transmission unit engaged with the lower transmission unit, and both ends of the lower transmission unit and the upper transmission unit extend out of the box body, the box body is composed of two half shells spliced together, an open slot for connecting the transmission cavity with the outside is formed in the side wall of the box body, the open slot is convenient for supplementing lubricating oil, a sealing plate connected to the box body and used for sealing the open slot is arranged at the open slot, the lower transmission unit is composed of an inner ring, an outer ring, two retainers and a plurality of rolling elements arranged on the retainers, the two retainers are arranged at both ends of the inner ring, a notch slot for forming two short ring portions is formed in the outer peripheral wall of the outer ring, the two short ring portions are symmetrically arranged and connected with corresponding rolling elements, the inner ring is provided with engagement teeth connected to the inner ring and engaged with the upper transmission unit at the outer peripheral wall of the notch slot, a straight slot is formed in the length direction of the inner ring, a clamping block in a C-shaped structure is arranged at the straight slot, a limiting ring connected to the inner ring and used for limiting the position of the short ring portion is arranged at the outer peripheral wall of both ends of the inner ring, the outer edge of the limiting ring is also connected to the box body, the outer peripheral wall of the inner ring at the notch slot is provided with a convex ring portion protruding radially outward, the engagement teeth are arranged on the convex ring portion, and the upper transmission unit is also composed of an inner ring, an outer ring, two retainers and a plurality of rolling elements arranged on the retainers, the two retainers are arranged at both ends of the inner ring, a notch slot for forming two short ring portions is formed in the outer peripheral wall of the outer ring, the two short ring portions are symmetrically arranged and connected with corresponding rolling elements, and the inner ring is provided with engagement teeth connected to the inner ring and engaged with the upper transmission unit at the outer peripheral wall of the notch slot.

[0015] The specific embodiments described herein merely exemplify the spirit of the present application. Those skilled in the art to which the present application pertains can make various modifications or supplements to the described specific embodiments or use similar ways to replace them, without departing from the spirit of the present application or exceeding the scope defined by the appended claims.

[0016] Although the terms are used more frequently herein, the possibility of using other terms is not excluded. The use of these terms is merely for the convenience of describing and explaining the essence of the present application; any interpretation of them as additional limitations is contrary to the spirit of the present application.

Claims

1. A bearing housing assembly comprising a housing (1) with a transmission cavity, characterized in that, The box (1) is located in the transmission cavity is provided with and is used for two-way output output assembly connected with it, this output assembly is composed of lower transmission unit and upper transmission unit which is engaged with lower transmission unit, and both ends of lower transmission unit and upper transmission unit are stretched out from the box (1), the lower transmission unit is composed of inner ring (2), outer ring, two retainers and a plurality of rolling bodies (3) which are arranged on the retainer, the two retainers are arranged at both ends of the inner ring (2), the outer peripheral wall of the outer ring is provided with a notch slot which forms two short ring portions (4), the two short ring portions (4) are symmetrically arranged, and are respectively located at both ends of the inner ring (2) and connected with the corresponding rolling body (3), the outer peripheral wall of the inner ring (2) at the notch slot is provided with engagement teeth (5) connected with it and engaged with the upper transmission unit, the inner peripheral wall of the inner ring (2) is provided with a straight slot arranged along the length direction, the inner ring (2) is provided with a clamping block (6) at the straight slot, the outer peripheral wall of the inner ring (2) at both ends is provided with a limiting ring (7) connected with it and used for limiting the position of the opposite short ring portion (4), the outer peripheral wall of the inner ring (2) at the notch slot is provided with a convex ring portion which protrudes radially outward, and the engagement teeth (5) are arranged on the convex ring portion, the upper transmission unit is also composed of inner ring (2), outer ring, two retainers and a plurality of rolling bodies (3) which are arranged on the retainer, the two retainers are arranged at both ends of the inner ring (2), the outer peripheral wall of the outer ring is provided with a notch slot which forms two short ring portions (4), the two short ring portions (4) are symmetrically arranged, and are respectively located at both ends of the inner ring (2) and connected with the corresponding rolling body (3), the outer peripheral wall of the inner ring (2) at the notch slot is provided with engagement teeth (5) connected with it and engaged with the upper transmission unit.

2. A bearing housing assembly according to claim 1, wherein The box (1) is composed of two half shells, the side wall of the box (1) is provided with an opening slot which connects the transmission cavity with the outside, and the box (1) is provided with a sealing plate connected with it and used for sealing the opening slot.

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