CN213594019U

CN213594019U - Steel rail wheel device and trolley system

Info

Publication number: CN213594019U
Application number: CN202022308743.9U
Authority: CN
Inventors: 张剑; 陈龙彪
Original assignee: Changsha Broad Homes Industrial Anhui Co ltd
Current assignee: Changsha Broad Homes Industrial Anhui Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-07-02
Anticipated expiration: 2030-10-16

Abstract

The utility model relates to a rail wheel device and platform truck system. This rail wheel device includes: a base plate; the guide frame is fixedly connected to the bottom plate and is provided with a guide channel; the steel rail wheel assembly is movably arranged in the guide channel; and the elastic piece is arranged in the guide channel and is abutted between the base plate and the steel rail wheel assembly so as to provide pre-tightening force for enabling the steel rail wheel assembly to have the trend of deviating from the base plate to move along the guide channel. Above-mentioned rail wheel device, in practical application, the platform truck passes through from the top of rail wheel subassembly for rail wheel subassembly pressurized, thereby make rail wheel subassembly follow the direction passageway downstream of leading truck, and overcome the pretightning force that the elastic component provided rail wheel subassembly and compress the elastic component, and then make the elastic component play the absorbing effect of buffering to the impact between platform truck and the rail wheel subassembly, avoid the platform truck to lead to the platform truck to damage and the yields of product (concrete prefabricated component) is low because of vibrating too big at the removal in-process.

Description

Steel rail wheel device and trolley system

Technical Field

The utility model relates to a building engineering machine tool technical field especially relates to rail wheel device and platform truck system.

Background

In the existing production line, the production equipment generally needs to move between different stations, such as a trolley for producing concrete prefabricated members, and the production equipment needs to move between a material distribution station, a vibration station and other stations so as to complete the manufacturing of the prefabricated members.

At present, in the process that production equipment moves between different stations, a plurality of steel rail wheels are arranged on the stations, and the production equipment is borne through the steel rail wheels. However, since the height of the rail wheel is fixed and cannot be adjusted, the height of each rail wheel is easily inconsistent under the conditions of foundation subsidence or bolt loosening and falling, and the like, so that the production equipment is vibrated due to the collision between the production equipment and the rail wheel in the moving process, and the damage of the production equipment and the reduction of the yield of products are easily caused.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a rail wheel device and a trolley system for improving the above-mentioned defects, in order to solve the problems that in the prior art, the heights of the rail wheels are easily inconsistent under the conditions of foundation subsidence, bolt loosening and falling off and the like, and further, the production equipment vibrates due to the collision between the production equipment and the rail wheels in the moving process, and the yield of products is easily reduced.

A rail wheel apparatus comprising:

a base plate;

the guide frame is fixedly connected to the bottom plate and is provided with a guide channel;

the steel rail wheel assembly is movably arranged in the guide channel; and

and the elastic piece is arranged in the guide channel and is abutted between the bottom plate and the steel rail wheel assembly so as to provide pre-tightening force for enabling the steel rail wheel assembly to have the trend of moving away from the bottom plate along the guide channel.

In one embodiment, the rail wheel device further comprises a supporting plate, the supporting plate is movably arranged in the guide channel, the elastic member abuts between the bottom plate and the supporting plate, and the rail wheel assembly is supported on one side of the supporting plate, which faces away from the bottom plate.

In one embodiment, the rail wheel device further comprises an adjusting assembly, the adjusting assembly comprises an adjusting screw and a thread adjusting piece, one end of the adjusting screw is fixedly connected to the bottom plate, the other end of the adjusting screw penetrates through one side, away from the bottom plate, of the supporting plate and is in threaded connection with the thread adjusting piece, and the thread adjusting piece is used for abutting against one side, away from the bottom plate, of the supporting plate.

In one embodiment, the elastic member is a spring, and the spring is sleeved outside the adjusting screw rod.

In one embodiment, the rail wheel device further comprises an adjusting member, the adjusting member includes a rod portion and a head portion fixedly connected to one end of the rod portion, the rod portion is arranged on the supporting plate in a penetrating manner, one end of the rod portion, far away from the head portion, is in threaded connection with the bottom plate, and the head portion is used for abutting against one side, far away from the bottom plate, of the supporting plate.

In one embodiment, the rail wheel assembly includes a mounting seat movably disposed in the guide channel and supported on a side of the supporting plate away from the bottom plate, and a rail wheel rotatably mounted on an end of the mounting seat away from the supporting plate.

In one embodiment, the rail wheel assembly further comprises a sliding member, the guide frame is provided with a guide portion extending lengthwise along the moving direction of the mounting seat, one end of the sliding member is fixedly connected to the mounting seat, and the other end of the sliding member is in sliding fit with the guide portion so as to move along the lengthwise extending direction of the guide portion.

In one embodiment, the two opposite sides of the mounting seat are fixedly connected with the sliding parts, and the guide frame is provided with a guide portion corresponding to each sliding part.

In one embodiment, the guide portion is a waist-shaped hole, the sliding member is a pin, one end of the pin is fixedly connected to the mounting seat, and the other end of the pin penetrates through the waist-shaped hole.

A trolley system comprising a trolley and a plurality of rail wheel assemblies as described in any one of the above embodiments, the plurality of rail wheel assemblies each being disposed beneath the trolley.

Above-mentioned steel rail wheel device and platform truck system, in practical application, the platform truck passes through from the top of rail wheel subassembly, make rail wheel subassembly pressurized, thereby make rail wheel subassembly move down along the direction passageway of leading truck, and overcome the pretightning force that the elastic component provided rail wheel subassembly and compress the elastic component, and then make the elastic component play buffering absorbing effect to the impact between platform truck and the rail wheel subassembly, avoid the platform truck to lead to the platform truck to damage and the yields of product (concrete prefabricated component promptly) is low because of vibrating too greatly at the removal in-process.

Drawings

Fig. 1 is a schematic structural view of a rail wheel device according to an embodiment of the present invention;

FIG. 2 is a partial cross-sectional view of the rail wheel assembly shown in FIG. 1;

fig. 3 is a side view of the rail wheel assembly shown in fig. 1.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1, 2 and 3, a rail wheel device according to an embodiment of the present invention includes a base plate 10, a guide frame 20, a rail wheel assembly 30 and an elastic member 40.

The guide frame 20 is fixedly connected to the base plate 10 and has a guide passage. A rail wheel assembly 30 is movably disposed within the guide channel. The resilient member 40 is disposed within the guide channel and abuts between the base plate 10 and the rail wheel assembly 30 to provide a pre-tightening force that tends to cause the rail wheel assembly 30 to move along the guide channel away from the base plate 10.

In practical application, the trolley passes through the upper part of the steel rail wheel assembly 30, so that the steel rail wheel assembly 30 is pressed, the steel rail wheel assembly 30 moves downwards along the guide channel of the guide frame 20, the pretightening force provided by the elastic piece 40 to the steel rail wheel assembly 30 is overcome, the elastic piece 40 is compressed, the impact between the trolley and the steel rail wheel assembly 30 is buffered and damped by the elastic piece 40, and the trolley is prevented from being damaged due to overlarge vibration in the moving process and the yield of products (namely, concrete prefabricated components) is reduced.

The embodiment of the utility model provides an in, rail wheel device still includes backup pad 60, and this backup pad 60 is movably set up in above-mentioned direction passageway, and elastic component 40 butt is between bottom plate 10 and backup pad 60, and rail wheel subassembly 30 supports in one side that backup pad 60 deviates from bottom plate 10 to make elastic component 40 support rail wheel subassembly 30 through backup pad 60.

In some embodiments, the rail wheel apparatus further includes an adjustment assembly 50, the adjustment assembly 50 including an adjustment screw 51 and a threaded adjustment member 52. One end of the adjusting screw 51 is fixedly connected to the bottom plate 10, and the other end of the adjusting screw 51 penetrates through the supporting plate 60 to the side of the supporting plate 60 departing from the bottom plate 10 and is in threaded connection with the threaded adjusting part 52. The threaded adjustment member 52 is adapted to press against a side of the support plate 60 facing away from the base plate 10. When the screw adjustment member 52 is rotated, the screw adjustment member 52 moves up and down relative to the adjustment screw 51, so that the support plate 60 also moves up and down along with the screw adjustment member 52 under the action of the pressing force provided by the screw adjustment member 52 and the pre-tightening force provided by the elastic member 40, thereby moving the rail wheel assembly 30 up and down along the guide passage of the guide frame 20, i.e., achieving the height adjustment of the rail wheel assembly 30. Therefore, the height of the steel rail wheel assembly 30 can be adjusted only by rotating the thread adjusting piece 52, the adjustment is convenient and efficient, the condition that the height of the steel rail wheel assembly 30 cannot meet corresponding requirements is avoided, the trolley cannot be well supported, and the integral leveling of the trolley is facilitated. Alternatively, the threaded adjustment member 52 may be a nut.

Particularly, the height of the traditional steel rail wheel device needs to be adjusted well before the device is used, the pin shaft fixing plate and the steel rail wheel support are welded, paint on the surface of a part which is easy to damage is subjected to on-site matched welding, the installation precision is poor, and the paint repairing operation has great influence on the environment of an assembly operation site. The utility model provides a rail wheel device can realize the altitude mixture control of rail wheel subassembly 30 through rotatory screw thread regulating part 52, and the manufacturing, transportation and the debugging of being convenient for have avoided traditional rail wheel device scene to join in marriage the manufacturing and processing precision that welds and cause low, influence assembly site operation environment and destroy the part finish paint and cause the problem of cost promotion.

Further, the elastic member 40 may be a spring, and the spring is sleeved outside the adjusting screw 51, so that the adjusting screw 51 guides the expansion and contraction of the spring, and the spring is prevented from being compressed and unstable.

It should be noted that the height adjustment of rail wheel assembly 30 is not limited to the structure of adjustment assembly 50 described above. In other embodiments, the rail wheel apparatus further comprises an adjustment member comprising a rod portion and a head portion fixedly attached to one end of the rod portion. The rod part is arranged on the supporting plate 60 in a penetrating mode, one end, far away from the head part, of the rod part is in threaded connection with the bottom plate 10, and the head part is used for abutting against one side, far away from the bottom plate 10, of the supporting plate 60. When the adjusting member is screwed, the adjusting member moves up and down relative to the base plate 10, and the support plate 60 also moves up and down along with the adjusting member under the action of the resisting force provided by the head and the pre-tightening force provided by the elastic member 40, so that the rail wheel assembly 30 is driven to move up and down along the guide passage of the guide frame 20, that is, the height adjustment of the rail wheel assembly 30 is realized. Therefore, the height of the steel rail wheel assembly 30 can be adjusted only by screwing the adjusting piece, the adjustment is convenient and efficient, the condition that the height of the steel rail wheel assembly 30 cannot meet corresponding requirements is avoided, the trolley cannot be well supported, and the integral leveling of the trolley is facilitated.

In this embodiment, a stud is fixedly connected to the side of the base plate 10 facing the support plate 60, and an end of the rod portion of the adjusting member away from the head portion is screwed onto the stud. More specifically, the stud has a threaded bore and the shank of the adjustment member has an external thread, the shank being threadedly connected within the threaded bore. Alternatively, the adjustment member may be an adjustment bolt and the stud may be a threaded sleeve.

In this embodiment, the elastic member 40 may be a spring, and the spring is sleeved outside the rod portions of the stud and the adjusting member, so that the rod portions of the stud and the adjusting member guide the expansion and contraction of the spring, and the spring is prevented from being stressed and unstable.

The embodiment of the present invention provides an embodiment, the rail wheel assembly 30 includes a mounting seat 31 and a rail wheel 34, the mounting seat 31 is movably disposed in the guiding channel of the guiding frame 20, and is supported on one side of the supporting plate 60 departing from the bottom plate 10. The rail wheel 34 is rotatably mounted to an end of the mounting base 31 facing away from the support plate 60. Further, the rail wheel assembly 30 further includes a mounting shaft 32 and a bearing 33, wherein a mounting hole is formed at one end of the mounting seat 31, the mounting shaft 32 is installed in the mounting hole, and the rail wheel 34 is rotatably installed on the mounting shaft 32 through the bearing 33. Alternatively, the bearing 33 may be a deep groove ball bearing.

In the embodiment, the rail-wheel assembly 30 further includes a sliding member 311, and the guide frame 20 has a guide portion 211 extending lengthwise along the moving direction of the mounting seat 31. One end of the sliding member 311 is fixedly connected to the mounting seat 31, and the other end of the sliding member 311 is slidably engaged with the guiding portion 211, so that the sliding member 311 can move along the longitudinal extension direction of the guiding portion 211. In this manner, on the one hand, the movement of the mount 31 is guided by the sliding of the slider 311 along the guide portion 211; on the other hand, the range of movement of the mount 31 is restricted by the engagement of the slider 311 with the guide portion 211.

Further, the opposite sides of the mounting seat 31 are fixedly connected with sliding members 311, and a guiding portion 211 is disposed on the guiding frame 20 corresponding to each sliding member 311. Thus, the movement of the mounting seat 31 is more stable and reliable.

Alternatively, the guiding portion 211 may be a kidney-shaped hole, and the sliding portion 311 may be a pin, one end of the pin is fixedly connected to the mounting seat 31, and the other end of the pin penetrates through the corresponding kidney-shaped hole, so as to drive the pin to move along the longitudinal extension direction of the kidney-shaped hole when the mounting seat 31 moves. Furthermore, a cotter pin is inserted at one end of the pin shaft penetrating through the kidney-shaped hole to prevent the pin shaft from disengaging.

In one embodiment, the mounting seat 31 has openings at both ends, the mounting hole is opened at the opening at one end of the mounting seat 31, and the opening at the other end of the mounting seat 31 is supported on the supporting plate 60. Specifically, the mounting seat 31 is a rectangular tube having openings at both ends, and mounting holes are opened in two opposite side walls of the mounting seat 31. It should be noted that the mounting seat 31 may be merely placed on the supporting plate 60 and not connected to the supporting plate 60. Of course, in other embodiments, the mounting seat 31 may also be fixedly connected to the supporting plate 60, for example, fixedly connected to the supporting plate 60 by welding, which is not limited herein.

In one embodiment, the opposite sides of the guide frame 20 are provided with notches extending along the longitudinal direction of the guide frame 20, so that the elastic member 40 and the adjustment assembly 50 can be mounted or dismounted through the notches. Optionally, the guide frame 20 includes two channel steels 21, one end of each of the two channel steels 21 is welded to the bottom plate 10, and openings of the two channel steels 21 are arranged opposite to each other to form the above-mentioned guide channel between the two channel steels 21. Further, two channel beams 21 are arranged at intervals to form the notch.

Further, one end of the mounting seat 31 facing the supporting plate 60 is provided with a through hole a communicating the two notches, so that an operator can operate the screw thread adjusting piece 52 or the head of the adjusting piece through the notch and the through hole a to adjust the height of the rail wheel assembly 30, and the operation is convenient and reliable.

Based on foretell steel rail wheel device, the utility model discloses still provide a platform truck system, a plurality of steel rail wheel devices all set up in the below of platform truck to support the platform truck, and make the platform truck remove in a plurality of steel rail wheel 34's top.

Specifically, along the moving direction of the trolley, the plurality of rail wheel devices are divided into at least two rows, and a plurality of rail wheel devices are arranged at intervals in each row. It can be understood that the number of the rail wheel devices is not limited, and the rail wheel devices can be combined and arranged according to actual conditions.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A rail wheel apparatus, comprising:

a base plate (10);

the guide frame (20) is fixedly connected to the bottom plate (10) and is provided with a guide channel;

a rail wheel assembly (30) movably disposed within the guide channel; and

and the elastic piece (40) is arranged in the guide channel and is abutted between the base plate (10) and the steel rail wheel assembly (30) so as to provide pre-tightening force for enabling the steel rail wheel assembly (30) to have the tendency of moving away from the base plate (10) along the guide channel.

2. A rail-wheel unit according to claim 1, characterized in that it further comprises a support plate (60), said support plate (60) being movably arranged in said guide channel, said elastic element (40) being in abutment between said base plate (10) and said support plate (60), said rail-wheel unit (30) being supported on the side of said support plate (60) facing away from said base plate (10).

3. A rail wheel apparatus according to claim 2, characterized in that the rail wheel apparatus further comprises an adjusting assembly (50), the adjusting assembly (50) comprises an adjusting screw (51) and a thread adjusting member (52), one end of the adjusting screw (51) is fixedly connected to the bottom plate (10), the other end of the adjusting screw (51) penetrates to one side of the supporting plate (60) departing from the bottom plate (10) and is in thread connection with the thread adjusting member (52), and the thread adjusting member (52) is used for pressing one side of the supporting plate (60) departing from the bottom plate (10).

4. A rail wheel apparatus according to claim 3, wherein said elastic member (40) is a spring, and said spring is sleeved outside said adjusting screw (51).

5. The rail wheel device according to claim 2, further comprising an adjusting member, wherein the adjusting member comprises a rod portion and a head portion fixedly connected to one end of the rod portion, the rod portion is arranged on the supporting plate (60) in a penetrating manner, one end of the rod portion, which is far away from the head portion, is in threaded connection with the bottom plate (10), and the head portion is used for abutting against one side, away from the bottom plate (10), of the supporting plate (60).

6. A rail-wheel unit according to any one of claims 2 to 5, characterised in that the rail-wheel unit (30) comprises a mounting (31) and a rail wheel (34), the mounting (31) being movably arranged in the guide channel and supported on the side of the support plate (60) facing away from the base plate (10), the rail wheel (34) being rotatably mounted on the mounting (31) at the end facing away from the support plate (60).

7. A rail-wheel unit according to claim 6, characterized in that said rail-wheel unit (30) further comprises a slider (311), said guide frame (20) having a guide portion (211) extending lengthwise in the direction of movement of said mounting seat (31), one end of said slider (311) being fixedly attached to said mounting seat (31), the other end of said slider (311) being in sliding engagement with said guide portion (211) for movement along the lengthwise extension of said guide portion (211).

8. A rail-wheel unit according to claim 7, characterized in that said sliding elements (311) are fixedly connected to opposite sides of said mounting seat (31), and said guiding portion (211) is provided on said guiding frame (20) in correspondence of each of said sliding elements (311).

9. A rail wheel arrangement according to claim 7, wherein the guide portion (211) is a kidney-shaped hole, the sliding member (311) is a pin, one end of the pin is fixedly connected to the mounting seat (31), and the other end of the pin is inserted into the kidney-shaped hole.

10. A trolley system comprising a trolley and a plurality of rail-wheel assemblies as claimed in any one of claims 1 to 9, each disposed beneath the trolley.