CN211371160U

CN211371160U - Mechanical transmission booster

Info

Publication number: CN211371160U
Application number: CN201921598345.6U
Authority: CN
Inventors: 冯明新; 卢维
Original assignee: Wuhan Lizhi Electric & Machinery Co ltd
Current assignee: Wuhan Lizhi Electric & Machinery Co ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-08-28
Anticipated expiration: 2029-09-25

Abstract

The utility model belongs to the technical field of the mechanical transmission technique and specifically relates to a mechanical transmission booster, the vertical intercommunication in power input tube bottom is at power take off case upper surface middle part, the vertical sliding sleeve of installing in the inside top of power input tube, the vertical axis of sliding sleeve and power input tube's vertical axis are in on the same straight line, the vertical slide pipe that is provided with in the sliding sleeve, the axis of slide pipe is in on the same straight line with the axis of sliding sleeve there is the ball through the fluting joint between slide pipe outer wall and the sliding sleeve inner wall, vertical welding has the stopper on the inside lateral wall of slide pipe, correspond with the stopper on the power input shaft outer wall and seted up the spout. Exert to power input shaft and be greater than spring pressure, mutually support through stopper and spout, power input shaft can move downwards, drives the piston and moves downwards to increase the pressure in the power take off case, accelerate the discharge rate of machine oil, thereby improve maintenance workman's maintenance efficiency.

Description

Mechanical transmission booster

Technical Field

The utility model relates to a mechanical transmission technical field especially relates to a mechanical transmission booster.

Background

Mechanical transmission is widely applied in mechanical engineering, mainly refers to transmission for transmitting power and motion in a mechanical mode, and is divided into two types: the transmission mechanism is driven by the friction force between the parts and the transmission of the driving part and the driven part, or by the middle part.

The existing mechanical transmission booster mostly adopts machine oil for lubrication, the lubricating machine oil possibly contains impurities after mechanical friction after long-term use, and when the machine oil is replaced, the discharge rate of the machine oil is very slow due to the existence of the impurities and the higher sealing performance of the interior, so that the working efficiency of maintenance workers is greatly hindered.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the discharge rate of the engine oil is low when the mechanical transmission force increasing device is maintained in the prior art, and providing the mechanical transmission force increasing device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a mechanical transmission booster is designed, and comprises a power input pipe and a power input shaft, wherein the bottom end of the power input pipe is vertically communicated with the middle part of the upper surface of a power output box, the top end inside the power input pipe is vertically provided with a sliding sleeve, the vertical axis of the sliding sleeve and the vertical axis of the power input pipe are positioned on the same straight line, a sliding pipe is vertically arranged in the sliding sleeve, the central axis of the sliding pipe and the central axis of the sliding sleeve are positioned on the same straight line, a ball is clamped between the outer wall of the sliding pipe and the inner wall of the sliding sleeve through a slot, a limiting block is vertically welded on the inner side wall of the sliding sleeve, a sliding slot is correspondingly arranged on the outer wall of the power input shaft and the limiting block, the length of the sliding slot is greater than the maximum length of the limiting block, the power input shaft is vertically inserted into the sliding, the sealing washer up end sealing connection is in the slide pipe bottom, the cover has the spring on the power input shaft of sealing washer below, the up end at the piston is connected to the spring bottom, the piston is fixed on the power input shaft, power input shaft bottom spiro union has the second nut, the second nut compaction is on the piston bottom surface, the vertical extension of power input shaft bottom is to the power take off incasement, and the power input shaft bottom installs the driving gear, the vertical power take off shaft that installs in power take off incasement bottom surface both sides, driven gear is installed on the power take off shaft top, driven gear meshes in the driving gear both sides.

Preferably, the top of the power input shaft is sleeved with a pressing sleeve, the pressing sleeve is sealed on the upper end face of the power input pipe, a first nut is screwed on the power input shaft above the pressing sleeve, and the first nut is compacted on the upper surface of the pressing sleeve.

Preferably, there are two second nuts, and the two second nuts limit each other.

Preferably, the spring is in a natural state.

Preferably, the bottom end of the power output shaft is provided with a slot for connection.

The utility model provides a pair of mechanical transmission booster, beneficial effect lies in: the mechanical transmission booster applies pressure greater than spring pressure to the power input shaft, and the power input shaft can move downwards through the mutual matching of the limiting blocks and the sliding grooves to drive the piston to move downwards, so that the pressure in the power output box is increased, the discharge rate of engine oil is increased, and the maintenance efficiency of maintenance workers is improved.

Drawings

Fig. 1 is a schematic structural diagram of a mechanical transmission force-increasing device provided by the present invention.

Fig. 2 is a partial enlarged view of the mechanical transmission force increasing device provided by the present invention.

Fig. 3 is an enlarged view of a position a of the mechanical transmission force increasing device provided by the present invention.

In the figure: the power output device comprises a power input pipe 1, a sliding sleeve 2, a sliding pipe 3, a ball 4, a limiting block 5, a sliding groove 6, a pressing sleeve 7, a sealing washer 8, an input shaft 9, a first nut 10, a spring 11, a piston 12, a second nut 13, an output box 14, a driving gear 15, a driven gear 16 and a power output shaft 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1

Referring to fig. 1-3, a mechanical transmission booster comprises a power input pipe 1 and a power input shaft 9, wherein the bottom end of the power input pipe 1 is vertically communicated with the middle part of the upper surface of a power output box 14, a sliding sleeve 2 is vertically arranged at the top end inside the power input pipe 1, the vertical axis of the sliding sleeve 2 and the vertical axis of the power input pipe 1 are positioned on the same straight line, a sliding pipe 3 is vertically arranged in the sliding sleeve 2, the central axis of the sliding pipe 3 and the central axis of the sliding sleeve 2 are positioned on the same straight line, there is ball 4 through the fluting joint between 3 outer walls of slide pipe and 2 inner walls of sliding sleeve, and vertical welding has stopper 5 on 3 inside lateral walls of slide pipe, corresponds with stopper 5 on the 9 outer walls of power input shaft and has seted up spout 6, and the length of spout 6 is greater than the maximum length of stopper 5, and the vertical cartridge of power input shaft 9 is in slide pipe 3, and stopper 5 slides and sets up in spout 6. The limiting block 5 is matched with the sliding groove 6, so that the power input shaft 9 can slide up and down in the sliding pipe 3 under the condition that the rotation of the power input shaft 9 is not influenced

A sealing washer 8 is arranged on the power input shaft 9 below the sliding pipe 3, the upper end surface of the sealing washer 8 is hermetically connected with the bottom end of the sliding pipe 3, a spring 11 is sleeved on the power input shaft 9 below the sealing washer 8, the spring 11 is in a natural state, the bottom end of the spring 11 is connected with the upper end surface of a piston 12, the piston 12 is fixed on the power input shaft 9, a second nut 13 is screwed at the bottom of the power input shaft 9, the number of the second nuts 13 is two, and the two second nuts 13 are mutually limited, the second nuts 13 are compacted on the bottom surface of the piston 12, the bottom end of the power input shaft 9 vertically extends into the power output box 14, and the bottom of the power input shaft 9 is provided with a driving gear 15, two sides of the bottom surface of the power output box 14 are vertically provided with power output shafts 17, the bottom ends of the power output shafts 17 are provided with grooves for connection, the top ends of the power output shafts 17 are provided with driven gears 16, and the driven gears 16 are meshed with two sides of the driving gear 15. Apply to power input shaft 9 and be greater than spring 11 pressure, mutually support through stopper 5 and spout 6, power input shaft 9 can move downwards, drive piston 12 and move downwards to increase the pressure in the power take off case 14, accelerate the discharge rate of machine oil, thereby improve maintenance workman's maintenance efficiency, after the pressurization is accomplished, only need loosen power input shaft 9, under the effect of spring 11, can reset again.

Example 2

Based on the foregoing embodiment 1, as shown in fig. 2, in this embodiment, a pressing sleeve 7 is sleeved on a top of a power input shaft 9, the pressing sleeve 7 is sealed on an upper end surface of the power input pipe 1, a first nut 10 is screwed on the power input shaft 9 above the pressing sleeve 7, the first nut 10 is compacted on an upper surface of the pressing sleeve 7, and the pressing sleeve 7 can further improve the sealing performance inside the device, so as to prevent external impurities from entering the device to cause engine oil pollution.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A mechanical transmission booster device comprises a power input pipe (1) and a power input shaft (9), and is characterized in that: the power input pipe (1) is vertically communicated with the middle of the upper surface of the power output box (14) at the bottom end, an oil changing hole is formed in the middle of the bottom surface of the power output box (14), a sliding sleeve (2) is vertically installed at the top end inside the power input pipe (1), the vertical axis of the sliding sleeve (2) and the vertical axis of the power input pipe (1) are on the same straight line, a sliding pipe (3) is vertically arranged in the sliding sleeve (2), the central axis of the sliding pipe (3) and the central axis of the sliding sleeve (2) are on the same straight line, a ball (4) is clamped between the outer wall of the sliding pipe (3) and the inner wall of the sliding sleeve (2) through a slot, a limiting block (5) is vertically welded on the inner side wall of the sliding pipe (3), a sliding groove (6) is formed in the outer wall of the power input shaft (9) and corresponds to the limiting block (5), and the length, the power input shaft (9) is vertically inserted into the sliding pipe (3), the limiting block (5) is arranged in the sliding groove (6) in a sliding mode, a sealing washer (8) is arranged on the power input shaft (9) below the sliding pipe (3), the upper end face of the sealing washer (8) is connected to the bottom end of the sliding pipe (3) in a sealing mode, a spring (11) is sleeved on the power input shaft (9) below the sealing washer (8), the bottom end of the spring (11) is connected to the upper end face of a piston (12), the piston (12) is fixed on the power input shaft (9), a second nut (13) is screwed to the bottom of the power input shaft (9), the second nut (13) is compacted on the bottom face of the piston (12), the bottom end of the power input shaft (9) vertically extends into a power output box (14), and a driving gear (15) is installed at the bottom end of the power input shaft (9, and power output shafts (17) are vertically arranged on two sides of the bottom surface of the power output box (14), driven gears (16) are arranged at the top ends of the power output shafts (17), and the driven gears (16) are meshed on two sides of the driving gear (15).

2. The mechanical transmission boosting device according to claim 1, wherein a pressure sleeve (7) is sleeved on the top of the power input shaft (9), the pressure sleeve (7) is sealed on the upper end surface of the power input pipe (1), a first nut (10) is screwed on the power input shaft (9) above the pressure sleeve (7), and the first nut (10) is compacted on the upper surface of the pressure sleeve (7).

3. A mechanical transmission booster according to claim 1 in which there are two of said second nuts (13) and the two second nuts (13) are restrained relative to each other.

4. A mechanical transmission booster as claimed in claim 1, characterised in that the spring (11) is in a natural state.

5. A mechanical transmission booster as claimed in claim 1, characterised in that the bottom end of the power take-off shaft (17) is provided with a slot for connection.