CN210242816U

CN210242816U - Concrete pump truck rotary encoding device

Info

Publication number: CN210242816U
Application number: CN201921349866.8U
Authority: CN
Inventors: Jun Yu; 余军; Shenghua Liu; 刘生华; Wenze Hu; 胡文泽
Original assignee: Zhejiang Truemax Engineering Co ltd
Current assignee: Zhejiang Truemax Engineering Co ltd
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-04-03
Anticipated expiration: 2029-08-20

Abstract

The utility model discloses a concrete pump truck rotary encoding device, which comprises a base, a main gear, a reducer and a fixed plate, wherein the fixed plate is in an omega-shaped structure, the bottom of the fixed plate is connected and fixed with the base, the middle part of the fixed plate is provided with the reducer, the lower end of the reducer is connected with the main gear, the reducer and the main gear are pressed and fixed on the base by the fixed plate, the upper end of the reducer passes through the fixed plate and is connected with an encoding component, the encoding component comprises a positioning ring, an inner shell, an outer shell, an encoder and a connecting shaft, the positioning ring is sleeved outside the reducer and is connected with a convex platform arranged outside the reducer in a protruding way, the inner shell is arranged at the upper end of the positioning ring, a speed reducing shaft at the upper end of the reducer is arranged inside the inner shell, the speed reducing shaft is connected, the utility model discloses install the reduction gear on the master gear, replace traditional driven gear through the reduction gear replacement, realize being connected of master gear and encoder, simple structure, it is convenient to install.

Description

Concrete pump truck rotary encoding device

Technical Field

The utility model relates to a concrete pump truck equipment field specifically is a concrete pump truck gyration coding device.

Background

The utility model belongs to a novel rotary encoder device of concrete pump truck, along with the rapid development of china's economy and the acceleration of urbanization process, many large-scale engineering construction and infrastructure project are gone up the horse in succession, and concrete pump truck is the most common engineering machine, a railway and highway tunnel, the bridge culvert, the water and electricity, the mine, the concrete construction of projects such as high-rise building and national defense, concrete pump truck's rotation mechanism is the core part in the pump truck supporting structure, the gyration function has, generally need to install rotary encoder device for control pump truck gyration angle, at present, concrete pump truck rotary encoder device structure is complicated commonly used, need driven gear of one side design at the master gear, install rotary encoder on driven gear, the structure is complicated, the cost is higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concrete pump truck gyration coding device can design the direct mount gyration coding device on the master gear, simple structure, and the cost is lower.

In order to achieve the above object, the utility model provides a following technical scheme: a rotary coding device of a concrete pump truck comprises a base, a main gear, a speed reducer and a fixing plate, wherein the fixing plate is in an omega-shaped structure, the bottom of the fixing plate is fixedly connected with the base, the speed reducer is arranged in the middle of the fixing plate, the lower end of the speed reducer is connected with the main gear, the speed reducer and the main gear are pressed and fixed on the base by the fixing plate, the upper end of the speed reducer penetrates through the fixing plate to be connected with a coding component,

the code part includes holding ring, inner shell, encoder, connecting axle, the holding ring cover is located the reduction gear and is connected with the protruding boss of establishing in the reduction gear outside, and the inner shell is established to the holding ring upper end, inner shell, holding ring, boss pass through the bolt and the nut is fixed, the reduction gear upper end is equipped with the speed reduction axle, and the inside of inner shell is arranged in to the speed reduction axle, and the epaxial cover of speed reduction is equipped with the axle sleeve, and the axle sleeve top is inlayed and is equipped with the end cover, and the bottom at the end cover is inlayed at the top of speed reduction axle, and the one end that the speed reduction axle was kept away from to the end cover is inserted and is equipped with the connecting axle, and the connecting axle is kept away from to.

On the basis of the above scheme and as a preferable scheme of the scheme: the bottom of the positioning ring is provided with an annular supporting ring, the supporting ring is sleeved outside the boss, and the bottom of the supporting ring is welded with the upper end face of the fixing plate.

On the basis of the above scheme and as a preferable scheme of the scheme: be equipped with the packing ring of rubber material between holding ring and the boss, the bolt passes boss, packing ring, holding ring, inner shell in proper order, with nut locking, the nut below is equipped with the bullet pad.

On the basis of the above scheme and as a preferable scheme of the scheme: the cross section of the shell is of a convex structure, a lamp ring for illumination is sleeved at the upper end of the shell, a handle convenient for detaching the shell is convexly arranged on the side wall of the lower end of the shell, and the handle is of a telescopic structure.

On the basis of the above scheme and as a preferable scheme of the scheme: the inside at shell top is equipped with the constant head tank, and the encoder top is inlayed and is established in the constant head tank, and the protruding section of establishing of open-ended is the cyclic annular buckle of triangle-shaped along the arch, and the buckle inlays to be established in the draw-in groove of establishing of positioning ring lateral wall concave.

Compared with the prior art, the beneficial effects of the utility model are that: install the reduction gear on the master gear, the rethread reduction gear is connected with the encoder, because the reduction gear has fixed speed ratio for the master gear motion parameter can be calculated to the encoder, thereby the gyration angle of control soil pump truck, and the reduction gear adopts the replacement to replace traditional installation driven gear, and it is more convenient to install.

Drawings

FIG. 1 is the overall structure of the present invention

FIG. 2 is a schematic cross-sectional view of the present invention

FIG. 3 is a partial cross-sectional enlarged view of the present invention

In the figure: the device comprises a base 1, a main gear 2, a fixing plate 3, a support ring 31, a speed reducer 4, a boss 41, a speed reducing shaft 42, a washer 5, an elastic cushion 6, a bolt 7, a nut 71, an encoding component 8, a shaft sleeve 81, an end cover 82, a connecting shaft 83, a shaft coupling 84, an encoder 85, an inner shell 86, an outer shell 87, a positioning groove 871, a lamp ring 872, an opening 873, a buckle 8731, a handle 874, a positioning ring 88 and a clamping groove 881.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a concrete pump truck gyration coding device, includes base 1, master gear 2, reduction gear 4, fixed plate 3 is "omega" column structure, and the bottom of fixed plate 3 is connected fixedly with base 1, and the middle part of fixed plate 3 is equipped with reduction gear 4, and the lower extreme and the master gear 2 of reduction gear 4 are connected, and fixed plate 3 is pressed reduction gear 4 and master gear 2 admittedly on base 1, and the structure of fixed plate 3 makes reduction gear 4 and master gear 2 install when more firm can not occupy too big space again, and the structure is small and exquisite nimble. The upper end of the speed reducer 4 passes through the fixing plate 3 and is connected with the coding component 8. The reducer 4 has a fixed speed regulating ratio, so that the coding part 8 can calculate the motion parameters of the main gear 2, thereby controlling the rotation angle of the soil pump truck. Compare traditional driven gear of one side design at master gear 2, install gyration code part 8 again on driven gear, the utility model discloses the volume is less, can not occupy too big space, and it is also more convenient to install.

The coding component 8 comprises a positioning ring 88, an inner shell 86, an outer shell 87, an encoder 85 and a connecting shaft 83. The fixing ring 88 is sleeved on the speed reducer 4 and is connected with the boss 41 convexly arranged on the outer side of the speed reducer 4, the inner shell 86 is arranged at the upper end of the fixing ring 88, the gasket 5 made of rubber is arranged between the fixing ring 88 and the boss 41, the gasket 5 plays a role in shock absorption, and meanwhile the fixing ring 88 and the boss 41 can be protected. The bolt 7 sequentially penetrates through the boss 41, the washer 5, the positioning ring 88 and the inner shell 86, is locked with the nut 71, and is used for connecting and fixing a plurality of parts at one time, so that the installation is convenient and fast, and meanwhile, the disassembly and maintenance in the future are facilitated. Because the soil pump truck can shake when working, the elastic cushion 6 is arranged below the nut 71, and the nut 71 can be effectively prevented from loosening. The upper end of the speed reducer 4 is provided with a speed reducing shaft 42, the speed reducing shaft 42 is arranged in the inner shell 86, a shaft sleeve 81 is sleeved on the speed reducing shaft 42, an end cover 82 is embedded at the top end of the shaft sleeve 81, the top of the speed reducing shaft 42 is embedded at the bottom of the end cover 82, a connecting shaft 83 is inserted at one end, far away from the speed reducing shaft 42, of the end cover 82, the speed reducing shaft 42 is coated by the shaft sleeve 81 and the end cover 82, the connecting shaft 83 inserted on the end cover 82 rotates along with the speed reducing shaft 42, and different shaft sleeves 81 can be replaced and applied to. The connecting shaft 83 extends upwards to be inserted into one end of the coupler 84, which is far away from the connecting shaft 83, is connected with the encoder 85 fixed at the top of the inner shell 86, and the connecting shaft 83 and the speed reducing shaft 42 rotate synchronously to accurately transmit the motion parameters of the main gear 2. The outer casing 87 covers the inner casing 86 and the encoder 85, and protects the inner casing 86 and the encoder 85. The inside at shell 87 top is equipped with constant head tank 871, and encoder 85 top is inlayed and is established in constant head tank 871, carries out further fixed to encoder 85, makes it can not take place the skew during operation. The opening 873 and the lateral wall of the positioning ring 88 that are arranged at the bottom of the shell 87 are buckled, the cross section of the inner edge of the opening 873 is provided with a triangular ring-shaped buckle 8731, the buckle 8731 is embedded in a clamping groove 881 that the lateral wall of the positioning ring 88 is concavely arranged, and the triangular buckle 8731 can enable the shell 87 to be more firmly installed at the positioning position.

The bottom of the positioning ring 88 is provided with the annular supporting ring 31, the supporting ring 31 is used for supporting the positioning ring 88 to enable the structure of the positioning ring 88 to be more stable, the supporting ring 31 is sleeved outside the boss 41, the bottom of the supporting ring 31 is welded with the upper end face of the fixing plate 3, and the bolt 7 and the gasket 5 which are connected on the boss 41 can be protected from being damaged while the space is not occupied.

The cross-section of the outer shell 87 is of a convex structure, the upper end of the outer shell 87 is sleeved with a lamp ring 872 used for illumination, and the position of the outer shell 87 can be clearly found under the condition that light rays are not good. The handle 874 convenient to detach the shell 87 is convexly arranged on the side wall of the lower end of the shell 87, the handle 874 is of an expansion structure, and the expansion structure formed by the expansion rods in a sleeved mode can reduce occupied space.

The working principle is as follows: when the main gear 2 rotates, the coaxial speed reducer 4 is driven to rotate together, the speed reducer 4 reduces the rotation parameters of the main gear 2 in a certain proportion and then outputs the reduced parameters from the speed reducing shaft 42 at the upper end, the speed reducing shaft 42 is connected with the connecting shaft 83 through the shaft sleeve 81 and the end cover 82, the connecting shaft 83 rotates along with the rotation of the speed reducing shaft 42, the rotation parameters are the same as those of the speed reducing shaft 42 at the upper end, the connecting shaft 83 is in butt joint with the encoder 85, the rotation parameters of the connecting shaft 83 are recorded, the rotation parameters of the main gear 2 are obtained after the speed regulating ratio of the speed reducer 4 is amplified, and the rotation angle of the pump.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a concrete pump truck gyration coding device which characterized in that: comprises a base (1), a main gear (2), a speed reducer (4) and a fixing plate (3), wherein the fixing plate (3) is in an omega-shaped structure, the bottom of the fixing plate (3) is fixedly connected with the base (1), the speed reducer (4) is arranged in the middle of the fixing plate (3), the lower end of the speed reducer (4) is connected with the main gear (2), the speed reducer (4) and the main gear (2) are fixedly pressed on the base (1) by the fixing plate (3), the upper end of the speed reducer (4) penetrates through the fixing plate (3) to be connected with a coding component (8),

the encoding component (8) comprises a positioning ring (88), an inner shell (86), an outer shell (87), an encoder (85) and a connecting shaft (83), the positioning ring (88) is sleeved on the speed reducer (4) and is connected with a boss (41) which is convexly arranged on the outer side of the speed reducer (4), the inner shell (86) is arranged at the upper end of the positioning ring (88), the inner shell (86), the positioning ring (88) and the boss (41) are fixed with a nut (71) through bolts (7), a speed reducing shaft (42) is arranged at the upper end of the speed reducer (4), the speed reducing shaft (42) is arranged in the inner part of the inner shell (86), a shaft sleeve (81) is sleeved on the speed reducing shaft (42), an end cover (82) is embedded at the top end of the shaft sleeve (81), the top of the speed reducing shaft (42) is embedded at the bottom of the end cover (82), one end, far away from the speed reducing shaft (42), one end of the coupler (84), which is far away from the connecting shaft (83), is connected with the encoder (85) fixed at the top of the inner shell (86), the outer shell (87) covers the upper portions of the inner shell (86) and the encoder (85), and the bottom of the outer shell (87) is provided with an opening (873) which is buckled with the side wall of the positioning ring (88).

2. The concrete pump truck slewing coding device of claim 1, wherein: the bottom of the positioning ring (88) is provided with an annular support ring (31), the support ring (31) is sleeved on the outer side of the boss (41), and the bottom of the support ring (31) is welded with the upper end face of the fixing plate (3).

3. The concrete pump truck slewing coding device of claim 1, wherein: be equipped with packing ring (5) of rubber material between holding ring (88) and boss (41), packing ring (5), holding ring (88), inner shell (86) are passed in proper order in bolt (7), with nut (71) locking, nut (71) below is equipped with bullet pad (6).

4. The concrete pump truck slewing coding device of claim 1, wherein: the cross-section of the shell (87) is of a convex structure, a lamp ring (872) for lighting is sleeved on the upper end of the shell (87), a handle (874) convenient to detach the shell (87) is convexly arranged on the side wall of the lower end of the shell (87), and the handle (874) is of a telescopic structure.

5. The concrete pump truck slewing coding device of claim 1, wherein: the inner side of the top of the shell (87) is provided with a positioning groove (871), the top end of the encoder (85) is embedded in the positioning groove (871), the inner edge of the opening (873) is provided with a triangular annular buckle (8731) with a cross section, and the buckle (8731) is embedded in a clamping groove (881) concavely arranged on the side wall of the positioning ring (88).