CN217126663U

CN217126663U - Special lifting appliance for carriage of high-speed rail motor train unit

Info

Publication number: CN217126663U
Application number: CN202221131823.4U
Authority: CN
Inventors: 付海东
Original assignee: Tangshan Yaorui Railway Parts Manufacturing Co ltd
Current assignee: Tangshan Yaorui Railway Parts Manufacturing Co ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-08-05
Anticipated expiration: 2032-05-12

Abstract

The utility model discloses a special lifting appliance for a carriage of a high-speed rail motor train unit, which comprises a device main body, wherein the top end of the device main body is provided with a top frame, and the bottom end of the top frame is provided with a first chute; in the utility model, firstly, the size between the two sets of limiting rods is adjusted to be larger than that of the carriage, then the two sets of limiting rods are respectively positioned at the two sides of the carriage, and the bottom plate can be contacted with the bottom of the carriage, then the limiting rods can move along with the bottom plate by moving the sliding block, and then the two sets of limiting rods can be respectively contacted with the two sides of the carriage, thereby fixing the lifting appliance and the carriage is completed, the fixing mode is simple in operation, convenient and fast, and the lifting efficiency can be improved; when adjusting two sets of gag lever post positions, can make things convenient for staff's operation through the scale, can be so that two sets of gag lever posts are symmetrical along the vertical axis of roof-rack to guarantee the horizontality of roof-rack, and then guarantee when lifting by crane, the stability in carriage.

Description

Special lifting appliance for carriage of high-speed rail motor train unit

Technical Field

The utility model belongs to the technical field of the hoist, particularly, relate to a special lifting device for high-speed railway EMUs carriage.

Background

In recent years, the rapid development of the high-speed railway makes great contribution to the development of the transportation of China, greatly shortens the transportation time, and lightens the pressure of the railway transportation, the land transportation and the air transportation. The motor train unit carriage is formed by assembling a plurality of steel structures, and in view of the motor train unit steel structure which is used at present, no matter a plate beam and skin structure or a compression beam and skin structure is adopted, the local rigidity of the thin shell structure of the whole motor train unit carriage is very low, the thin shell structure is very easy to deform, and the thin shell structure is difficult to repair after deformation.

The lifting appliance in the prior art is in direct rigid contact with the carriage, the carriage is very easy to deform when the lifting appliance is lifted, and in addition, the lifting appliance in the prior art is relatively complex in the fixing process of the carriage when in use, so that the lifting efficiency can be influenced, the practicability is lower, the size of the lifting appliance is fixed, and the lifting appliance cannot be suitable for carriages with different heights.

An effective solution to the problems in the related art has not been proposed yet.

Therefore in order to solve the above problem, the utility model provides a special lifting device for high-speed railway EMUs carriage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special lifting device for high-speed railway EMUs carriage to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a special lifting device for high-speed railway EMUs carriage, includes the device main part, the roof-rack is installed on the top of device main part, first spout has been seted up to the bottom of roof-rack, the inside sliding connection of first spout has two sets of sliders, and is two sets of the equal fixed mounting in bottom of slider has the gag lever post, the gag lever post includes upper boom and lower beam, the second spout has been seted up to the inside of upper boom, one side fixed mounting of upper boom has the second protection pad, the top fixed mounting of lower beam has the slide bar, slide bar sliding connection in the inside of second spout, one side fixed mounting of lower beam has first protection pad, the bottom fixed mounting of lower beam has the bottom plate, the top fixed mounting of bottom plate has the third protection pad, one side fixed mounting of roof-rack has the scale.

Furthermore, a plurality of groups of first positioning holes are formed in the top frame, the first positioning holes are communicated with the first sliding grooves, second positioning holes are formed in the two groups of sliding blocks, the top frame further comprises first positioning rods, and the first positioning rods are in plug-in connection with the first positioning holes and the second positioning holes.

Further, the first sliding groove is of an inverted convex shape, and the shape of the sliding block is matched with that of the first sliding groove.

Furthermore, the top end of the upper rod is fixedly connected with the bottom end of the sliding block, a plurality of groups of third positioning holes are formed in the sliding rod, a fourth positioning hole is formed in the upper rod, the limiting rod further comprises a second positioning rod, and the second positioning rod is in plug-in connection with the fourth positioning hole and the third positioning hole.

Furthermore, a reinforcing rib is fixedly installed on one side of the top end of the bottom plate, and one end of the reinforcing rib is fixedly connected with the lower rod.

Furthermore, a lifting rope is fixedly connected to the top end of the top frame.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, at first with the size adjustment between two sets of gag lever posts to the size that is greater than the carriage, then lie in the both sides in carriage respectively with two sets of gag lever posts to make the bottom plate can contact with the bottom in carriage, then through removing the slider, make the gag lever post can remove thereupon, and then make two sets of gag lever posts can contact with the both sides in carriage respectively, thereby accomplish to fixed between hoist and the carriage, this fixed mode easy operation, convenient and fast can improve and lift by crane efficiency.

2. The utility model discloses in, when adjusting two sets of gag lever post positions, can make things convenient for staff's operation through the scale, can be so that two sets of gag lever posts are symmetrical along the vertical axis of roof-rack to guarantee the levelness of roof-rack, and then guarantee when lifting by crane, the stability in carriage.

3. The utility model discloses in, can play a protection effect to the carriage through first protection pad, second protection pad, third protection pad, avoid when lifting by crane, lower beam, upper boom, bottom plate and carriage rigid contact, with carriage extrusion deformation.

4. The utility model discloses in, through the slip of slide bar in the second spout for the position of lower beam can obtain the adjustment, and then makes the whole length of gag lever post can obtain the adjustment, thereby has strengthened the functional and the practicality of device, makes it can both be suitable for to the carriage of co-altitude not.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an exploded view of the top frame of the present invention;

FIG. 3 is a plan view of the stop lever of the present invention;

fig. 4 is an enlarged view of the part a of the present invention.

Reference numerals:

1. a device main body; 2. a top frame; 201. a first chute; 202. a first positioning hole; 203. a slider; 204. a second positioning hole; 205. a first positioning rod; 3. a limiting rod; 301. a rod is arranged; 302. a second chute; 303. a slide bar; 304. a lower rod; 305. a first pad; 306. a second pad; 307. a third positioning hole; 308. a fourth positioning hole; 309. a second positioning rod; 4. a base plate; 401. a third pad; 402. reinforcing ribs; 5. lifting a lifting rope; 6. a graduated scale.

Detailed Description

The following description of the present invention will be made with reference to the accompanying drawings and the detailed description thereof:

referring to fig. 1-4, a special lifting device for a carriage of a high-speed rail motor train unit according to an embodiment of the present invention includes a device main body 1, a top frame 2 is installed at a top end of the device main body 1, a first sliding groove 201 is formed at a bottom end of the top frame 2, two sets of sliders 203 are slidably connected to an inside of the first sliding groove 201, two sets of stoppers 203 are fixedly installed at bottom ends of the two sets of sliders 203, a spacing between the two sets of stoppers 3 can be adjusted by sliding the two sets of sliders 203 in the first sliding groove 201, the stoppers 3 include an upper rod 301 and a lower rod 304, a second sliding groove 302 is formed in the upper rod 301, a second protection pad 306 is fixedly installed at one side of the upper rod 301, a sliding rod 303 is fixedly installed at a top end of the lower rod 304, the sliding rod 303 is slidably connected to an inside of the second sliding groove 302, and by sliding the sliding rod 303 in the second sliding groove 302, the position of the lower rod 304 can be adjusted, the whole length of the limiting rod 3 can be adjusted, a first protection pad 305 is fixedly arranged on one side of the lower rod 304, a bottom plate 4 is fixedly arranged at the bottom end of the lower rod 304, a third protection pad 401 is fixedly arranged on the top end of the bottom plate 4, a protection effect can be achieved on a carriage through the first protection pad 305, the second protection pad 306 and the third protection pad 401, the situation that the lower rod 304, the upper rod 301 and the bottom plate 4 are in rigid contact with the carriage when the lower rod is lifted is avoided, the carriage is extruded and deformed, a graduated scale 6 is fixedly arranged on one side of the top frame 2, operation of workers can be facilitated through the graduated scale 6, the two groups of limiting rods 3 are symmetrical along the longitudinal central axis of the top frame 2, the levelness of the top frame 2 is guaranteed, and the stability of the carriage is guaranteed when the lower rod is lifted.

Through the above technical scheme of the present invention, the top frame 2 is provided with a plurality of groups of first positioning holes 202, the first positioning holes 202 are communicated with the first chute 201, two groups of the sliders 203 are provided with second positioning holes 204, the top frame 2 further comprises a first positioning rod 205, the first positioning rod 205 is in plug-in connection with the first positioning holes 202 and the second positioning holes 204, and the first positioning rod 205 is sequentially inserted into the corresponding first positioning holes 202 and the corresponding second positioning holes 204, so as to ensure the stability of the sliders 203 in the first chute 201; the first sliding chute 201 is of an inverted convex shape, and the shape of the sliding block 203 is adapted to the shape of the first sliding chute 201; the top end of the upper rod 301 is fixedly connected with the bottom end of the sliding block 203, the sliding rod 303 is provided with a plurality of groups of third positioning holes 307, the upper rod 301 is provided with a fourth positioning hole 308, the limiting rod 3 further comprises a second positioning rod 309, the second positioning rod 309 is in plug-in connection with the fourth positioning hole 308 and the third positioning hole 307, the second positioning rod 309 is sequentially inserted into the fourth positioning hole 308 and the corresponding third positioning hole 307, and the stability of the sliding rod 303 in the second sliding chute 302 can be ensured; a reinforcing rib 402 is fixedly installed on one side of the top end of the bottom plate 4, one end of the reinforcing rib 402 is fixedly connected with the lower rod 304, and the reinforcing rib 402 can play a role in reinforcing the stability of the bottom plate 4; the top end of the top frame 2 is fixedly connected with a lifting rope 5.

The utility model discloses a theory of operation that is used for special lifting device in high-speed railway EMUs carriage does: firstly, the distance between two sets of limiting rods 3 can be adjusted to be larger than the size of a carriage by the sliding of two sets of sliding blocks 203 in a first sliding groove 201, then the two sets of limiting rods 3 are respectively positioned at two sides of the carriage, and a bottom plate 4 can be contacted with the bottom of the carriage, then the limiting rods 3 can be moved along by moving the sliding blocks 203, so that the two sets of limiting rods 3 can be respectively contacted with two sides of the carriage, thereby fixing the lifting appliance and the carriage, after the position of the limiting rods 3 is determined, the first positioning rods 205 are sequentially inserted into the corresponding first positioning holes 202 and the corresponding second positioning holes 204, the stability of the sliding blocks 203 in the first sliding grooves 201 can be ensured, and further the stability of the limiting rods 3 is ensured, if the length of the limiting rods 3 is smaller than the height of the carriage, the sliding rods 303 slide downwards in a second sliding groove 302, the position of the lower rod 304 can be moved downwards, so that the overall length of the limiting rod 3 can be adjusted, after the overall length of the limiting rod 3 is adjusted, the second positioning rod 309 is sequentially inserted into the fourth positioning hole 308 and the corresponding third positioning hole 307, so that the stability of the sliding rod 303 in the second sliding groove 302 can be ensured, when the positions of the two groups of limiting rods 3 are adjusted, the operation of workers can be facilitated through the graduated scale 6, the two groups of limiting rods 3 are symmetrical along the longitudinal central axis of the top frame 2, so that the horizontality of the top frame 2 is ensured, so that the stability of the carriage can be ensured during lifting, a protection effect can be achieved on the carriage through the first protection pad 305, the second protection pad 306 and the third protection pad 401, the situation that the lower rod 304, the upper rod 301 and the bottom plate 4 are in rigid contact with the carriage during lifting, the carriage is extruded and deformed is avoided, and after the steps are completed, the lifting rope 5 is connected to a crane, so that the lifting operation can be performed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The special lifting appliance for the carriage of the high-speed rail motor train unit is characterized by comprising a device main body (1), wherein a top frame (2) is installed at the top end of the device main body (1), a first sliding groove (201) is formed in the bottom end of the top frame (2), two groups of sliding blocks (203) are connected inside the first sliding groove (201) in a sliding mode, two groups of limiting rods (3) are fixedly installed at the bottom ends of the sliding blocks (203), each limiting rod (3) comprises an upper rod (301) and a lower rod (304), a second sliding groove (302) is formed in the upper rod (301), a second protection pad (306) is fixedly installed on one side of the upper rod (301), a sliding rod (303) is fixedly installed at the top end of the lower rod (304), the sliding rod (303) is connected inside the second sliding groove (302) in a sliding mode, a first protection pad (305) is fixedly installed on one side of the lower rod (304), the bottom end of the lower rod (304) is fixedly provided with a bottom plate (4), the top end of the bottom plate (4) is fixedly provided with a third protection pad (401), and one side of the top frame (2) is fixedly provided with a graduated scale (6).

2. The special lifting appliance for the carriage of the high-speed rail motor train unit as claimed in claim 1, wherein the top frame (2) is provided with a plurality of groups of first positioning holes (202), the first positioning holes (202) are communicated with the first sliding grooves (201), two groups of sliding blocks (203) are provided with second positioning holes (204), the top frame (2) further comprises first positioning rods (205), and the first positioning rods (205) are in plug-in connection with the first positioning holes (202) and the second positioning holes (204).

3. The special lifting appliance for the carriage of the high-speed railway motor train unit as claimed in claim 1, wherein the first sliding groove (201) is of an inverted convex shape, and the shape of the sliding block (203) is adapted to the shape of the first sliding groove (201).

4. The special lifting appliance for the carriage of the high-speed rail motor train unit according to claim 1, wherein the top end of the upper rod (301) is fixedly connected with the bottom end of the sliding block (203), the sliding rod (303) is provided with a plurality of groups of third positioning holes (307), the upper rod (301) is provided with a fourth positioning hole (308), the limiting rod (3) further comprises a second positioning rod (309), and the second positioning rod (309) is in plug-in connection with the fourth positioning hole (308) and the third positioning hole (307).

5. The special lifting appliance for the carriage of the high-speed rail motor train unit as claimed in claim 1, wherein a reinforcing rib (402) is fixedly mounted on one side of the top end of the bottom plate (4), and one end of the reinforcing rib (402) is fixedly connected with the lower rod (304).

6. The special lifting appliance for the carriage of the high-speed rail motor train unit as claimed in claim 1, wherein a lifting rope (5) is fixedly connected to the top end of the top frame (2).