CN213738281U

CN213738281U - Special gantry crane for mounting middle partition plate of tunnel

Info

Publication number: CN213738281U
Application number: CN202022611365.1U
Authority: CN
Inventors: 王敏惠; 费红军; 艾青富; 王婷; 王艺莼; 冯熙媛; 陈敬春; 徐伟波; 杨涛; 其他发明人请求不公开姓名
Original assignee: Shanghai Gangji New Technology Group Co Ltd
Current assignee: Shanghai Gangji New Technology Group Co Ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-07-20
Anticipated expiration: 2030-11-12

Abstract

The utility model discloses a special portal crane of tunnel median septum installation usefulness, elevating system includes hydraulic stem and external fixation post, one side of external fixation post surface is run through and has been seted up first draw-in groove, the front and the back of external fixation post surface are run through respectively and have been seted up second draw-in groove and third draw-in groove, swing joint has the stuck bar between the inside of second draw-in groove and third draw-in groove, the utility model relates to a tunnel construction technical field. This special portal crane of baffle installation usefulness in tunnel utilizes the hydraulic stem to promote the connecting plate in order to realize going up and down to the support column, and simultaneously, the use of recycling card stick and rolling disc locks the position, can alleviate the long-time pressure that supports of hydraulic stem, it does not have the function of altitude mixture control to have solved current portal crane who is arranged in the tunnel, consequently can not carry out the lift adjustment according to the inside height in tunnel, and then lead to using to have the limitation, use inconvenient problem.

Description

Special gantry crane for mounting middle partition plate of tunnel

Technical Field

The utility model relates to a tunnel construction technical field specifically is a special portal crane of tunnel median septum installation usefulness.

Background

The gantry crane is a variant of a bridge crane and is also called a gantry crane. The device is mainly used for loading and unloading outdoor goods yards, stockyards and bulk goods. The portal crane has the characteristics of high site utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port goods yards. The metal structure of the device is like a door-shaped frame, two support legs are arranged under a bearing main beam and can directly walk on a track on the ground, and overhanging cantilever beams can be arranged at the two ends of the main beam.

Current a portal crane for in tunnel does not have altitude mixture control's function, consequently can not carry out lift adjustment according to the inside height in tunnel, and then leads to the use to get up and have the limitation, and it is not convenient enough to use, consequently, the utility model provides a special portal crane of baffle installation usefulness in tunnel to solve the above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a special portal crane of baffle installation usefulness in tunnel has solved current portal crane that is arranged in the tunnel and has not had altitude mixture control's function, consequently can not carry out lift adjustment according to the inside height in tunnel, and then leads to using to get up to have the limitation, uses inconvenient problem inadequately.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a special portal crane of tunnel median septum installation usefulness, includes the base, the bottom fixedly connected with of base removes the wheel, the top symmetry of base is provided with support column, two fixedly connected with fixed plate between the top of support column, be provided with lifting hook mechanism on the fixed plate, the bottom fixedly connected with connecting plate of support column, be provided with elevating system on the base.

The lifting mechanism comprises a hydraulic rod and an outer fixing column, a first clamping groove is formed in one side of the outer surface of the outer fixing column in a penetrating mode, a second clamping groove and a third clamping groove are formed in the front face and the back face of the outer surface of the outer fixing column in a penetrating mode respectively, a clamping rod is movably connected between the inner portions of the second clamping groove and the third clamping groove, and rotating discs are arranged on the front side and the rear side of the outer surface of the clamping rod.

Preferably, a cavity is formed in the outer fixing column, and the output end of the hydraulic rod is fixedly connected with one side of the bottom of the connecting plate.

Preferably, one side of the connecting plate is located outside the cavity, the outer surface of the connecting plate is in sliding connection with the inside of the first clamping groove, and the other side of the connecting plate is in sliding connection with the inner wall of the cavity.

Preferably, the bottom of the connecting plate is provided with a groove, the clamping rod is fixedly connected inside the groove, and the first clamping groove, the second clamping groove and the third clamping groove are communicated with the cavity.

Preferably, the outer surface of the clamping rod is connected with the inner portions of the second clamping groove and the third clamping groove in a sliding mode, and the two ends of the clamping rod are located outside the cavity.

Preferably, the outer surface of the clamping rod is provided with a thread outside the cavity, the rotating disc is matched with the thread inside, and the bottom end of the supporting column penetrates through the top of the outer fixing column and extends into the cavity.

Advantageous effects

The utility model provides a special portal crane of tunnel median septum installation usefulness. Compared with the prior art, the method has the following beneficial effects:

(1) the special gantry crane for installing the middle partition board of the tunnel comprises a hydraulic rod and an outer fixed column, wherein a first clamping groove is formed in one side of the outer surface of the outer fixed column in a penetrating manner, a second clamping groove and a third clamping groove are respectively formed in the front surface and the back surface of the outer fixed column in a penetrating manner, clamping rods are movably connected between the inner parts of the second clamping groove and the third clamping groove, rotating discs are respectively arranged in the front and the back of the outer surface of each clamping rod, and the positions of the clamping rods and the rotating discs are locked by the aid of the hydraulic rod, the outer fixed column, the first clamping groove, the second clamping groove, the third clamping groove, the clamping rods and the rotating discs in a matched manner, so that the pressure born by the hydraulic rod for long-time supporting can be relieved, the problem that the existing gantry crane for the tunnel does not have a height adjusting function is solved, and therefore the lifting adjustment cannot be carried out according to the height inside the tunnel, and then causes the problems of limitation in use and inconvenient use.

(2) This special portal crane of baffle installation usefulness in tunnel through set up flutedly in the bottom of connecting plate, and card stick fixed connection is in the inside of recess, first draw-in groove, second draw-in groove and third draw-in groove all with the cavity between communicate, through setting up the recess, can be convenient for install the card stick, effectually support the connecting plate.

Drawings

Fig. 1 is a front view of the external structure of the present invention;

FIG. 2 is a main sectional view of the outer fixing column of the present invention;

fig. 3 is a partial cross sectional side view of the outer fixing column of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1-base, 2-moving wheel, 3-supporting column, 4-fixing plate, 5-lifting hook mechanism, 6-connecting plate, 7-lifting mechanism, 71-hydraulic rod, 72-external fixing column, 73-first clamping groove, 74-second clamping groove, 75-third clamping groove, 76-clamping rod, 77-rotating disc, 8-cavity, 9-groove and 10-thread.

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. 1-4, the present invention provides a technical solution: a special gantry crane for installing a partition board in a tunnel comprises a base 1, wherein the bottom of the base 1 is fixedly connected with a moving wheel 2, support columns 3 are symmetrically arranged at the top of the base 1, a fixed plate 4 is fixedly connected between the top ends of the two support columns 3, a lifting hook mechanism 5 is arranged on the fixed plate 4, the bottom end of each support column 3 is fixedly connected with a connecting plate 6, the bottom of each connecting plate 6 is provided with a groove 9, a clamping rod 76 is fixedly connected inside each groove 9, a first clamping groove 73, a second clamping groove 74 and a third clamping groove 75 are communicated with a cavity 8, and through the arrangement of the grooves 9, the clamping rod 76 can be conveniently installed, the connecting plate 6 is effectively supported, one side of the connecting plate 6 is positioned outside the cavity 8, the outer surface of the connecting plate 6 is in sliding connection with the inside of the first clamping groove 73, the other side of the connecting plate 6 is in sliding connection with the inner wall of the cavity 8, and the base 1 is provided with the lifting mechanism 7; the lifting mechanism 7 comprises a hydraulic rod 71 and an external fixing column 72, the hydraulic rod 71 is electrically connected with an external power supply, a cavity 8 is formed in the external fixing column 72, the output end of the hydraulic rod 71 is fixedly connected with one side of the bottom of the connecting plate 6, a first clamping groove 73 is formed in one side of the outer surface of the external fixing column 72 in a penetrating manner, a second clamping groove 74 and a third clamping groove 75 are respectively formed in the front surface and the back surface of the outer surface of the external fixing column 72 in a penetrating manner, a clamping rod 76 is movably connected between the second clamping groove 74 and the inside of the third clamping groove 75, a thread 10 is formed in the outer surface of the clamping rod 76 and located outside the cavity 8, the inside of the rotating disc 77 is matched with the thread 10, the bottom end of the supporting column 3 penetrates through the top of the external fixing column 72 and extends into the cavity 8, the outer surface of the clamping rod 76 is slidably connected with the inside of the second clamping groove 74 and the inside of the third clamping groove 75, and two ends of the clamping rod 76 are located outside the cavity 8, the front and back of bar 76 surface all is provided with rolling disc 77, through hydraulic stem 71, outer fixed column 72, first draw-in groove 73, second draw-in groove 74, third draw-in groove 75, the cooperation of bar 76 and rolling disc 77 is used, utilize hydraulic stem 71 to promote connecting plate 6 in order to realize going up and down to support column 3, and simultaneously, reuse bar 76 and rolling disc 77's use locks the position, can alleviate the long-time pressure that supports of hydraulic stem 71, it does not have height control's function to have solved current portal crane who is arranged in the tunnel, consequently, can not carry out lift control according to the inside height in tunnel, and then lead to using to have the limitation, use inconvenient problem.

And those not described in detail in this specification are well within the skill of those in the art.

During operation, through opening hydraulic stem 71, and then hydraulic stem 71 drives connecting plate 6 and goes up and down, and then connecting plate 6 drives support column 3 and carries out altitude mixture control, connecting plate 6 drives card stick 76 and carries out the up-and-down motion along second draw-in groove 74 and third draw-in groove 75 respectively simultaneously, after carrying out altitude mixture control to support column 3, through rotating the rolling disc 77, and then the surface of rolling disc 77 and external fixation post 72 is laminated, and then lock the position after adjusting support column 3, can alleviate the long-time pressure that bears of supporting of hydraulic stem 71, it does not have altitude mixture control's function to have solved current portal crane who is arranged in the tunnel, consequently, can not carry out the lift adjustment according to the inside height in tunnel, and then lead to using and have the limitation, use inconvenient problem.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 special portal crane of tunnel median septum installation usefulness, includes base (1), the bottom fixedly connected with of base (1) removes wheel (2), the top symmetry of base (1) is provided with support column (3), two fixedly connected with fixed plate (4) between the top of support column (3), be provided with lifting hook mechanism (5), its characterized in that on fixed plate (4): the bottom end of the supporting column (3) is fixedly connected with a connecting plate (6), and a lifting mechanism (7) is arranged on the base (1);

the lifting mechanism (7) comprises a hydraulic rod (71) and an outer fixing column (72), a first clamping groove (73) is formed in one side of the outer surface of the outer fixing column (72) in a penetrating mode, a second clamping groove (74) and a third clamping groove (75) are formed in the front face and the back face of the outer surface of the outer fixing column (72) in a penetrating mode respectively, a clamping rod (76) is movably connected between the inner portions of the second clamping groove (74) and the third clamping groove (75), and a rotating disc (77) is arranged in front of and behind the outer surface of the clamping rod (76).

2. The special gantry crane for installing the partition board in the tunnel according to claim 1, wherein: a cavity (8) is formed in the outer fixing column (72), and the output end of the hydraulic rod (71) is fixedly connected with one side of the bottom of the connecting plate (6).

3. The special gantry crane for installing the partition board in the tunnel according to claim 1, wherein: one side of the connecting plate (6) is located outside the cavity (8), the outer surface of the connecting plate (6) is in sliding connection with the inside of the first clamping groove (73), and the other side of the connecting plate (6) is in sliding connection with the inner wall of the cavity (8).

4. The special gantry crane for installing the partition board in the tunnel according to claim 1, wherein: the bottom of the connecting plate (6) is provided with a groove (9), the clamping rod (76) is fixedly connected inside the groove (9), and the first clamping groove (73), the second clamping groove (74) and the third clamping groove (75) are communicated with the cavity (8).

5. The special gantry crane for installing the partition board in the tunnel according to claim 1, wherein: the outer surface of the clamping rod (76) is connected with the inner portions of the second clamping groove (74) and the third clamping groove (75) in a sliding mode, and the two ends of the clamping rod (76) are located outside the cavity (8).

6. The special gantry crane for installing the partition board in the tunnel according to claim 1, wherein: the outer surface of the clamping rod (76) is positioned outside the cavity (8) and is provided with a thread (10), the inside of the rotating disc (77) is matched with the thread (10), and the bottom end of the supporting column (3) penetrates through the top of the outer fixing column (72) and extends into the cavity (8).