CN218085621U

CN218085621U - Overhauling and mounting trolley

Info

Publication number: CN218085621U
Application number: CN202222597677.0U
Authority: CN
Inventors: 万振; 李春豹
Original assignee: Changsha Tunan Intelligent Technology Co ltd
Current assignee: Changsha Tunan Intelligent Technology Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2022-12-20
Anticipated expiration: 2032-09-29

Abstract

The utility model provides an overhaul installation dolly relates to maintenance equipment technical field. The overhauling and mounting trolley comprises a trolley frame and a clamping mechanism, wherein a travelling mechanism is mounted at the bottom of the trolley frame, the trolley frame can move along a first horizontal direction through the travelling mechanism, and a supporting frame is mounted on the trolley frame; the clamping mechanism comprises a supporting cantilever and a rotary four-jaw chuck arranged at the first end of the supporting cantilever, the second end of the supporting cantilever is arranged on the supporting frame through an adjusting mechanism, and the adjusting mechanism is used for adjusting the position of the supporting cantilever relative to the supporting frame on a plane perpendicular to the first horizontal direction. Based on the technical scheme of the utility model, the embodiment of the utility model provides an overhaul installation dolly can carry diesel unit's feed pump and gear system, and can improve its installation accuracy.

Description

Overhauling and mounting trolley

Technical Field

The utility model relates to an overhaul equipment technical field especially relates to an overhaul installation dolly.

Background

At present, the existing emergency diesel engine set of the power station is the emergency power supply power of the power station, the running reliability of the diesel engine set is required to be more than 98% throughout the year, and therefore the daily overhaul and maintenance of the diesel engine are particularly important in the field of mechanical manufacturing. The water feeding pump and the gear system on the diesel engine set are limited in space, the weight of the single body is heavy, manual carrying, installation and disassembly are often required, three or four persons are usually required for installation, and great potential safety hazards exist; the water feeding pump and the gear train of the diesel engine set are connected by splines or even helical teeth, so that the butt joint difficulty is high; the conventional carrying and mounting tool forklift has too large volume and too poor precision and cannot meet the mounting and maintenance requirements.

SUMMERY OF THE UTILITY MODEL

To the problem among the above-mentioned prior art, the application provides an overhaul installation dolly, can carry the feed pump and the gear system of diesel engine unit, and can improve its installation accuracy.

The utility model provides an overhaul installation dolly, overhaul installation dolly and include:

the frame is provided with a traveling mechanism at the bottom and can move along a first horizontal direction through the traveling mechanism, and a support frame is arranged on the frame; and

the clamping mechanism comprises a supporting cantilever and a rotary four-jaw chuck arranged at the first end of the supporting cantilever, the second end of the supporting cantilever is arranged on the supporting frame through an adjusting mechanism, and the adjusting mechanism is used for adjusting the position of the supporting cantilever relative to the supporting frame on the plane perpendicular to the first horizontal direction.

As a further improvement of the technical scheme:

the maintenance mounting trolley is characterized in that the frame is further provided with a telescopic support rod capable of stretching along the first horizontal direction.

In the maintenance and installation trolley, the traveling mechanism further comprises a directional caster positioned on the front side of the frame along the first horizontal direction and a steering caster positioned on the rear side of the frame along the first horizontal direction.

The maintenance mounting trolley is characterized in that the steering caster wheel is provided with a brake assembly.

Foretell overhaul installation dolly, furtherly, the support frame include two along with first horizontal direction looks vertically parallel installation in at perpendicular second horizontal direction interval guide rail stand on the frame, two vertical spout has all been seted up to the one side that the guide rail stand is relative, adjustment mechanism includes mounting panel, horizontal adjusting part and vertical adjusting part, the both sides of mounting panel all install with vertical spout one-to-one complex pulley, the mounting panel passes through vertical adjusting part and adjusts the vertical position of mounting panel, the second end of support cantilever through horizontal adjusting part install in on the mounting panel, horizontal adjusting part is used for adjusting the support cantilever for on the mounting panel be in the ascending position of second horizontal direction.

The support frame further comprises a mounting cross beam which is arranged at the upper end of each guide rail stand column in a spanning mode, first bearing seats which are coaxially arranged are mounted on the mounting cross beam and the frame respectively, lifting threaded sleeves are mounted on the mounting plates, the vertical adjusting assemblies comprise vertical screw rods, the vertical screw rods penetrate through the lifting threaded sleeves and the two ends of the lifting threaded sleeves to be rotatably mounted and correspond to the first bearing seats, and first driving hand wheels used for driving the vertical screw rods to rotate are connected to the upper ends of the vertical screw rods.

The maintenance installation trolley is characterized in that the first driving hand wheel is connected with the upper end of the vertical screw rod through a first locking connecting sleeve.

The maintenance mounting trolley comprises a mounting plate, a first horizontal direction, a second horizontal direction, a transverse adjusting assembly, a transverse screw rod, a transverse moving plate and a second bearing seat, wherein the mounting plate is provided with two fixing plates at intervals in the second horizontal direction, the guide shaft extends in the second horizontal direction, the transverse adjusting assembly comprises the transverse screw rod and the transverse moving plate, the transverse moving plate is slidably arranged on the guide shaft, the transverse moving plate is provided with the transverse moving threaded sleeve matched with the transverse screw rod, the second bearing seat is arranged on the fixing plate, the transverse screw rod penetrates through the transverse moving threaded sleeve, the two ends of the transverse moving threaded sleeve are rotatably arranged on the second bearing seat correspondingly, and one end of the transverse screw rod is connected with a second driving hand wheel for driving the transverse screw rod to rotate.

The maintenance mounting trolley is characterized in that the second driving hand wheel is connected with one end of the transverse screw rod through a second locking connecting sleeve.

The maintenance mounting trolley is characterized in that a handrail is arranged on the support frame.

The above-mentioned technical features can be combined in various suitable ways or replaced by equivalent technical features as long as the purpose of the invention can be achieved.

The utility model provides a pair of overhaul installation dolly compares with prior art, possesses following beneficial effect at least: when a water feeding pump and a gear system of the diesel engine set need to be assembled, firstly, accessories needing to be installed are clamped on the rotating four-jaw chuck, then the positions of the accessories in the first horizontal direction are adjusted through the travelling mechanism, and then the positions of the accessories on a plane perpendicular to the first horizontal direction relative to the support frame are adjusted through the adjusting mechanism. And the rotatory four-jaw chuck can satisfy the surface centre gripping of accessory, the interior centre gripping of foraminiferous accessory, can also further improve through the interval centre gripping dysmorphism accessory of the four-jaw of adjustment, and the commonality further improves, and rotation function can satisfy the smooth installation of integral key shaft. The maintenance and installation trolley can carry the water feeding pump and the gear system of the diesel engine set and can improve the installation precision of the maintenance and installation trolley.

In order to make the aforementioned and other objects, features and advantages of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on these drawings without inventive efforts.

The present invention will be described in more detail hereinafter based on embodiments and with reference to the accompanying drawings. Wherein:

fig. 1 shows a first schematic structural diagram of a maintenance mounting trolley provided by an embodiment of the present invention;

fig. 2 shows a schematic structural diagram ii of the maintenance installation cart provided by the embodiment of the present invention.

In the drawings, like parts are provided with like reference numerals. The drawings are not to scale.

Reference numerals are as follows:

100-maintenance installation trolley, 110-frame, 111-running gear, 112-support frame, 113-telescopic support rod, 114-directional caster, 115-steering caster, 116-guide rail upright post, 117-vertical chute, 118-installation crossbeam, 119-handrail, 120-clamping mechanism, 121-support cantilever, 122-rotary four-jaw chuck, 123-installation plate, 124-pulley, 125-first bearing seat, 126-lifting threaded sleeve, 127-vertical screw rod, 128-first driving hand wheel, 129-first locking connection sleeve, 130-fixing plate, 131-guide shaft, 132-traverse threaded sleeve, 133-second bearing seat, 134-transverse screw rod, 135-second driving hand wheel, 136-second locking connection sleeve and 137-traverse plate.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting 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 to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more 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; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill 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," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean 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.

The present invention will be further explained with reference to the accompanying drawings.

The embodiment of the utility model provides an overhaul installation dolly 100 can carry the feed pump and the gear system of diesel engine unit, and can improve its installation accuracy.

Referring to fig. 1 and fig. 2, in the maintenance mounting cart 100 according to the embodiment of the present invention, the maintenance mounting cart 100 includes a frame 110 and a clamping mechanism 120, a traveling mechanism 111 is installed at the bottom of the frame 110, the frame 110 can move along a first horizontal direction through the traveling mechanism 111, and a supporting frame 112 is installed on the frame 110; the clamping mechanism 120 comprises a support arm 121 and a rotating four-jaw chuck 122 mounted to a first end of the support arm 121, a second end of the support arm 121 being mounted to the support frame 112 via an adjustment mechanism for adjusting the position of the support arm 121 relative to the support frame 112 in a plane perpendicular to the first horizontal direction.

When a water supply pump and a gear system of a diesel engine set need to be assembled, firstly, accessories to be installed are clamped on the rotating four-jaw chuck 122, then the positions of the accessories in the first horizontal direction are adjusted through the travelling mechanism 111, then the positions of the accessories on a plane perpendicular to the first horizontal direction relative to the supporting frame 112 are adjusted through the adjusting mechanism, the travelling mechanism 111 and the adjusting mechanism can enable the accessories to be adjusted to any position, installation of the accessories is facilitated, and improvement of installation accuracy of the accessories is facilitated. And the rotating four-jaw chuck 122 can meet the requirements of outer surface clamping of accessories and inner clamping of accessories with holes, and can also clamp special-shaped accessories by adjusting the distance between the four jaws, so that the universality is further improved, and the rotating function can meet the requirement of smooth installation of the spline shaft. The embodiment of the utility model provides an overhaul installation dolly 100 can carry the feed pump and the gear system of diesel engine unit, and can improve its installation accuracy.

The embodiment of the utility model provides an overhaul installation dolly 100, furtherly, still install the flexible bracing piece 113 that can follow first horizontal direction and stretch out and draw back on the frame 110. The telescopic support rod 113 can control the telescopic movement according to the side specification of the accessory, and can be used as a front temporary support to ensure the stability of the whole overhaul installation trolley 100 when the accessory with a large load is clamped by the clamping mechanism 120. In this embodiment, the supporting arm 121 may also extend and contract to adjust the position of the attachment in the first horizontal direction in cooperation with the traveling mechanism 111. The support frame 112 is provided with handrails 119, and the handrails 119 are convenient for manually pushing the overhaul mounting trolley 100.

The embodiment of the utility model provides an overhaul installation dolly 100, it is specific, running gear 111 is including being located frame 110 along the directional truckle 114 of first horizontal direction front side and being located frame 110 along the caster 115 that turns to of first horizontal direction rear side. Further, a brake assembly is mounted on the swivel caster 115. The steering caster 115 is positioned at the rear side of the frame 110 along the first horizontal direction, namely, at one end close to the whole maintenance and installation trolley 100 driven by the operation, so that the maintenance and installation trolley 100 can be conveniently steered, and the vehicle can be stopped at any time and any place by utilizing a brake

The embodiment of the utility model provides an overhaul installation dolly 100, it is concrete, support frame 112 includes two along the parallel vertical guide rail stand 116 of installing on frame 110 with first horizontal direction looks vertically second horizontal direction interval, vertical spout 117 has all been seted up to one side that two guide rail stands 116 are relative, adjustment mechanism includes mounting panel 123, horizontal adjusting part and vertical adjusting part, mounting panel 123's both sides all install with vertical spout 117 one-to-one complex pulley 124, mounting panel 123 passes through the vertical position that vertical adjusting part adjusted mounting panel 123, the second end of support cantilever 121 is installed on mounting panel 123 through horizontal adjusting part, horizontal adjusting part is used for adjusting the position on the second horizontal direction on support cantilever 121 for mounting panel 123.

In this embodiment, referring to fig. 2 specifically, the supporting frame 112 further includes a mounting cross member 118 disposed across the upper end portions of the two guide rail columns 116, first bearing seats 125 coaxially disposed on the mounting cross member 118 and the frame 110, respectively, a lifting threaded sleeve 126 is mounted on the mounting plate 123, the vertical adjusting assembly includes a vertical screw 127, the vertical screw 127 passes through the lifting threaded sleeve 126, and two ends of the vertical screw are rotatably mounted on the corresponding first bearing seats 125, and an upper end of the vertical screw 127 is connected to a first driving handwheel 128 for driving the vertical screw 127 to rotate. A first drive hand wheel 128 is connected to the upper end of the vertical screw 127 by a first lock connection sleeve 129.

The lower end of the vertical screw 127 is mounted in the first bearing block 125 through a plane bearing and a rolling bearing, and the plane bearing can bear a large vertical load, so that the vertical screw 127 can still smoothly rotate when being subjected to the large vertical load.

In this embodiment, referring to fig. 1 specifically, two fixing plates 130 are mounted on the mounting plate 123 at intervals along the second horizontal direction, a guide shaft 131 extending along the second horizontal direction is mounted between the two fixing plates 130, the lateral adjustment assembly includes a lateral screw 134 and a lateral movement plate 137, the lateral movement plate 137 is slidably disposed on the guide shaft 131, a lateral movement threaded sleeve 132 matched with the lateral screw 134 is disposed on the lateral movement plate 137, a second bearing seat 133 is mounted on the fixing plate 130, the lateral screw 134 passes through the lateral movement threaded sleeve 132, and two ends of the lateral screw 134 are rotatably mounted on the corresponding second bearing seats 133, and one end of the lateral screw 134 is connected to a second driving hand wheel 135 for driving the lateral screw 134 to rotate. A second drive handwheel 135 is connected to one end of the transverse screw 134 by a second locking connection sleeve 136.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.

Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.

Claims

1. An inspection and installation cart, comprising:

2. The overhaul mounting trolley of claim 1, wherein the frame is further provided with a telescopic support rod which can be telescopic along the first horizontal direction.

3. The service mounting cart of claim 1, wherein the travel mechanism includes directional casters located on a first horizontally forward side of the frame and steering casters located on a first horizontally rearward side of the frame.

4. The service installation trolley according to claim 3, wherein said swivel caster wheels are provided with brake assemblies.

5. The overhaul mounting trolley according to claim 1, wherein the support frame comprises two guide rail uprights vertically mounted on the frame in parallel at intervals in a second horizontal direction perpendicular to the first horizontal direction, vertical sliding grooves are formed in opposite sides of the two guide rail uprights, the adjusting mechanism comprises a mounting plate, a transverse adjusting assembly and a vertical adjusting assembly, pulleys matched with the vertical sliding grooves in a one-to-one correspondence mode are mounted on two sides of the mounting plate, the mounting plate adjusts the vertical position of the mounting plate through the vertical adjusting assembly, the second end of the support cantilever is mounted on the mounting plate through the transverse adjusting assembly, and the transverse adjusting assembly is used for adjusting the position of the support cantilever relative to the mounting plate in the second horizontal direction.

6. The overhaul mounting trolley according to claim 5, wherein the support frame further comprises a mounting cross beam arranged across the upper ends of the two guide rail columns, first bearing seats coaxially arranged are respectively mounted on the mounting cross beam and the frame, lifting threaded sleeves are mounted on the mounting plate, the vertical adjusting assemblies comprise vertical screw rods, the vertical screw rods penetrate through the lifting threaded sleeves, two ends of each vertical screw rod are rotatably mounted on the corresponding first bearing seats, and first driving hand wheels for driving the vertical screw rods to rotate are connected to the upper ends of the vertical screw rods.

7. The overhaul mounting trolley of claim 6, wherein the first drive hand wheel is connected to the upper end of the vertical screw by a first locking connection sleeve.

8. The overhaul mounting trolley according to claim 5, wherein two fixing plates are mounted on the mounting plate at intervals along the second horizontal direction, a guide shaft extending along the second horizontal direction is mounted between the two fixing plates, the transverse adjustment assembly comprises a transverse screw rod and a transverse moving plate, the transverse moving plate is slidably disposed on the guide shaft, a transverse moving threaded sleeve matched with the transverse screw rod is disposed on the transverse moving plate, a second bearing seat is mounted on the fixing plate, the transverse screw rod penetrates through the transverse moving threaded sleeve, two ends of the transverse screw rod are rotatably mounted on the corresponding second bearing seats, and a second driving hand wheel for driving the transverse screw rod to rotate is connected to one end of the transverse screw rod.

9. The service mounting trolley according to claim 8, wherein the second drive handwheel is connected to one end of the transverse screw by a second locking connection sleeve.

10. The service mounting trolley according to claim 1, wherein the support frame is provided with handrails.