CN216198153U - Arm support device and maintenance trolley comprising same - Google Patents
Arm support device and maintenance trolley comprising same Download PDFInfo
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- CN216198153U CN216198153U CN202122580403.6U CN202122580403U CN216198153U CN 216198153 U CN216198153 U CN 216198153U CN 202122580403 U CN202122580403 U CN 202122580403U CN 216198153 U CN216198153 U CN 216198153U
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Abstract
The utility model provides an arm support device and a maintenance trolley comprising the same. The arm support device provided by the utility model comprises a telescopic supporting mechanism and an opening and closing mechanism, wherein a carrier structural part is rotatably connected with the telescopic supporting mechanism through the opening and closing mechanism, so that the carrier structural part is folded or unfolded relative to the telescopic supporting mechanism; the arm support device provided by the utility model is applied to the maintenance trolley, and the spray device on the maintenance trolley is connected with the arm support device, so that the folding or unfolding of the spray device is realized, the space occupation ratio of the whole structure of the maintenance trolley during transition (during non-working) is reduced, the space occupation ratio during transition can be not limited by the size of the space, and the transition operation is more flexible.
Description
Technical Field
The utility model relates to the technical field of tunnel maintenance, in particular to an arm support device and a maintenance trolley comprising the arm support device.
Background
After concrete pours, need in time maintain, otherwise in case concrete because of the evaporation dehydration, can lead to the viscidity between the concrete granule to reduce, and the shrinkage is out of shape even futilely, and intensity and quality can not satisfy the requirement, need in time maintain and just can guarantee the quality.
At present, the overall foundation structure of the traditional maintenance trolley is an arched steel structure frame body, a spraying system is positioned at the periphery of the arched structure, tunnel construction operation with different heights cannot be effectively and efficiently completed by using one traditional steel structure frame body maintenance trolley, and the traditional steel structure frame body is large in size, heavy in weight, troublesome to operate, inflexible in each action, particularly heavy and low in operation efficiency; in addition, if a transition operation is required, it is difficult for the conventional maintenance cart to complete the transition operation in a short time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a boom device and a maintenance trolley comprising the boom device, aiming at the defects in the prior art.
In order to achieve the purpose, the utility model provides a nursing trolley and a boom support device thereof.
Optionally, the opening and closing mechanism includes an opening and closing driving member, one end of the opening and closing driving member is fixedly connected with the telescopic supporting mechanism, and the other end of the opening and closing driving member is hinged to the carrier structural member.
Optionally, the carrier structural member is a spray arch with a first arch section and a second arch section, the first arch section and the second arch section both include a connecting end and a free end, and the connecting end of the first arch section and the connecting end of the second arch section are rotatably connected with the telescopic support mechanism; the opening and closing mechanism further comprises a connecting piece, the opening and closing driving piece comprises a fixed end and a driving end, and the connecting piece comprises a first connecting rod and a second connecting rod; one end of the first connecting rod is hinged with the fixed end of the opening and closing driving piece, and the other end of the first connecting rod is hinged with the connecting end of the first arch section; one end of the second connecting rod is hinged with the fixed end of the opening and closing driving piece, and the other end of the second connecting rod is hinged with the connecting end of the second arch section; and the driving end of the opening and closing driving piece is fixedly connected with the telescopic supporting mechanism.
Optionally, the telescopic support mechanism includes a fixed arm and at least one telescopic arm, the telescopic arm slides upwards or downwards relative to the fixed arm under the driving of the telescopic driving member, and the uppermost end of the telescopic arm is rotatably connected with the carrier structure.
Optionally, the fixed arm is sleeved with a telescopic arm, and a wear-resistant layer is arranged on the outer surface of the telescopic arm.
Optionally, the first arch section and the second arch section of the carrier structural member are rotatably connected with one end of the telescopic arm far away from the fixed arm through a connecting mechanism.
Optionally, the connecting mechanism includes an upper longitudinal beam and a support rod, the upper longitudinal beam is fixedly connected with one end of the telescopic arm far away from the fixed arm, two ends of the upper longitudinal beam respectively extend to two sides along the horizontal direction, and the support rod is fixedly arranged at two ends of the upper longitudinal beam; both the two support rods can be rotatably connected with carrier structural members.
The utility model also discloses a maintenance trolley which comprises a walking trolley, a spraying device and the arm support device; the spraying device comprises a spraying arch frame for spraying and curing the tunnel curing surface; one end of the arm support device is connected with the walking trolley, and the other end of the arm support device is connected with a spraying arch in the spraying device and used for supporting the spraying arch; the walking trolley is used for driving the arm support device and the spraying device to move to a position, needing to be maintained, of the tunnel.
Compared with the prior art, the utility model has the following beneficial effects:
(1) the arm support device provided by the utility model comprises a telescopic supporting mechanism, an opening and closing mechanism and a carrier structural part, wherein the carrier structural part is rotatably connected with the telescopic supporting mechanism through the opening and closing mechanism, so that the carrier structural part is folded or unfolded relative to the telescopic supporting mechanism; the arm support device provided by the utility model is applied to the maintenance trolley, and the spraying device (carrier structural member) on the maintenance trolley is connected with the arm support device, so that the spraying device is folded or unfolded, the space occupation ratio of the whole structure of the maintenance trolley during transition (during non-working) is reduced, the arm support device is not limited by the size of the space during transition, and the transition operation is more flexible.
(2) In the arm support device, the spraying arch is arranged into a two-section arch section type structure which is rotatably connected with the connecting mechanism, and the opening and closing mechanism is arranged into a structure of an opening and closing driving piece and two connecting rods, so that the two sections of arch sections can synchronously rotate to realize synchronous storage or expansion.
(3) In the arm support device, the telescopic support mechanism is arranged in the fixed arm in a sleeved mode, and at least one telescopic arm is arranged, so that the carrier structural member can be driven to ascend to a proper maintenance height, and meanwhile, when the maintenance trolley is transferred, the maintenance trolley can also be contracted to enable the maintenance trolley to occupy a small space.
(4) In the arm support device, the upper longitudinal beam is connected with the telescopic supporting mechanism, and the two ends of the upper longitudinal beam are respectively connected with the supporting rods, so that two spraying devices can be simultaneously supported.
(5) In the arm support device, the wear-resistant layer is arranged on the telescopic arm, so that the service life of the telescopic arm is prolonged.
(6) The utility model also discloses a maintenance trolley which travels in the tunnel through the traveling trolley, supports the spraying device through the arm support device and performs spraying maintenance on the maintenance surface of the tunnel through the spraying device, so that the automatic maintenance of the maintenance surface of the tunnel is realized.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic front view of a boom device according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic front view of the carrier structure of FIG. 1 when received;
FIG. 4 is a schematic left side view of the carrier structure of FIG. 1 when received;
fig. 5 is a schematic front view of a nursing trolley according to an embodiment of the present invention.
Wherein:
1. the telescopic supporting mechanism comprises 1.1 parts of a telescopic supporting mechanism, 1.1 parts of a fixed arm, 1.2 parts of a telescopic arm, 1.3 parts of a telescopic driving piece;
2. the connecting mechanism is 2.1, the upper longitudinal beam is 2.2, and the supporting rod is arranged;
3. the opening and closing mechanism is 3.1, an opening and closing driving piece is 3.2, a first connecting rod is 3.3, and a second connecting rod is arranged;
4. a carrier structure;
01. a boom device 02, a walking trolley 03 and a spraying device.
Detailed Description
In order to make the aforementioned objects, features, advantages, and the like of the present invention more clearly understandable, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the drawings of the present invention are simplified and are not to precise scale, and are provided for convenience and clarity in assisting the description of the embodiments of the present invention; the several references in this disclosure are not limited to the particular numbers in the examples of the figures; the directions or positional relationships indicated by ' front ' middle, ' rear ' left ', right ', upper ', lower ', top ', bottom ', middle ', etc. in the present invention are based on the directions or positional relationships shown in the drawings of the present invention, and do not indicate or imply that the devices or components referred to must have a specific direction, nor should be construed as limiting the present invention.
The first embodiment is as follows:
taking the case that the carrier structural member is provided with one piece, as shown in fig. 1 to 3, the boom device comprises a telescopic support mechanism 1, an opening and closing mechanism 3 and a carrier structural member 4, wherein the carrier structural member 4 is hinged to the telescopic support mechanism 1, and the carrier structural member 4 can rotate relative to the telescopic support mechanism 1 through the opening and closing mechanism 3.
Optionally, the opening and closing mechanism 3 includes an opening and closing driving member 3.1, one end of the opening and closing driving member 3.1 is fixedly connected with the telescopic supporting mechanism 1, and the other end of the opening and closing driving member 3.1 is hinged to the carrier structural member 4, so that the carrier structural member 4 is folded or unfolded relative to the telescopic supporting mechanism 1 through the driving of the opening and closing driving member 3.1. Preference is given here to: the carrier structural member 4 is a spraying arch with a first arch section and a second arch section, the first arch section and the second arch section both comprise a connecting end and a free end, and the connecting end of the first arch section and the connecting end of the second arch section are rotatably connected with the telescopic supporting mechanism 1; the opening and closing mechanism 3 further comprises a connecting piece, the opening and closing driving piece 3.1 (the opening and closing driving piece 3.1 is preferably set to be a hydraulic oil cylinder) comprises a fixed end and a driving end, and the connecting piece comprises a first connecting rod 3.2 and a second connecting rod 3.3; one end of the first connecting rod 3.2 is hinged with the fixed end of the opening and closing driving piece 2.1, and the other end of the first connecting rod 3.2 is hinged with the connecting end of the first arch section; one end of the second connecting rod 3.3 is hinged with the fixed end of the opening and closing driving piece 2.1, and the other end of the second connecting rod 3.3 is hinged with the connecting end of the second arch section; and the driving end of the opening and closing driving piece 2.1 is fixedly connected with the telescopic supporting mechanism 1.
The telescopic supporting mechanism 1 comprises a fixed arm 1.1 and at least one telescopic arm 1.2, the telescopic arm 1.2 slides upwards or downwards relative to the fixed arm 1.1 through the driving of a telescopic driving piece 1.3, and the uppermost end of the telescopic arm 1.2 is fixedly connected with the connecting mechanism 2. Preference is given here to: the telescopic driving part 1.3 is set to be one of a hydraulic oil cylinder, a chain wheel and chain transmission component, a gear and rack transmission component or a steel wire rope traction component.
Optionally, the fixed arm 1.1 is sleeved on the telescopic arm 1.2, a wear-resistant layer is arranged on the outer surface of the telescopic arm 1.2, and the wear resistance of the telescopic arm 1.2 in the fixed arm 1.1 during upward or downward sliding is increased through the wear-resistant layer.
Example two:
taking the carrier structure as an example, referring to fig. 4, an arm support device comprises a telescopic supporting mechanism 1, a connecting mechanism 2 and an opening and closing mechanism 3, wherein the connecting mechanism 2 is fixedly connected with the telescopic supporting mechanism 1, one end of the opening and closing mechanism 3 is fixedly connected with the connecting mechanism 2, the other end of the opening and closing mechanism 3 is hinged with the carrier structure 4, and the carrier structure 4 is rotatably connected with the connecting mechanism 2.
The connecting mechanism 2 comprises an upper longitudinal beam 2.1 and a support rod 2.2; the middle part of the upper longitudinal beam 2.1 is fixedly connected with one end, far away from the fixed arm 1.1, of the telescopic arm 1.2, two ends of the upper longitudinal beam 2.1 are respectively and freely extended towards two sides along the horizontal direction, and two ends of the upper longitudinal beam 2.1 are fixedly provided with support rods 2.2; the opening and closing drive 3.1 in the opening and closing mechanism 3 is arranged in a vertical manner on the support bar 2.2. Preference is given here to: the first embodiment is referred to as a specific structure of the telescopic support mechanism 1 and the opening/closing mechanism 3 and a connection relationship thereof.
Referring to fig. 5, a nursing trolley comprises a walking trolley 02, a spraying device 03 and the arm support device 01;
the travelling trolley 02 comprises a travelling mechanism, a frame and a sliding table mechanism arranged on the frame, wherein the travelling mechanism is arranged at the bottom of the frame and drives the whole maintenance trolley to move; the sliding table mechanism comprises a sliding rail and a sliding table, the sliding rail is arranged on the top end face of the walking mechanism, and the sliding table is arranged on the sliding rail;
the spraying device 03 comprises a spraying arch, a spray head and a water tank assembly, the middle part of the spraying arch is connected with the top end of a telescopic arm of the arm support device, the spraying arch is preferably set to be in a shape (such as an arc shape) consistent with the shape of the inner wall of the maintenance tunnel, and the spraying arch is provided with a plurality of spray heads; the water tank assembly is arranged in the frame and is connected with the spray head through a water pipe; the shower nozzle is equipped with a plurality ofly that distributes on spraying the bow member, and a plurality of shower nozzles all lead to pipe and water tank set spare to be connected.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 (8)
1. A boom device is characterized in that: the telescopic support mechanism is hinged to a carrier structural part, and the opening and closing mechanism can enable the carrier structural part to rotate relative to the telescopic support mechanism.
2. The boom apparatus of claim 1, wherein: the opening and closing mechanism comprises an opening and closing driving piece, one end of the opening and closing driving piece is fixedly connected with the telescopic supporting mechanism, and the other end of the opening and closing driving piece is hinged with the carrier structural piece.
3. The boom apparatus of claim 2, wherein: the carrier structural member is a spraying arch with a first arch section and a second arch section, the first arch section and the second arch section respectively comprise a connecting end and a free end, and the connecting end of the first arch section and the connecting end of the second arch section are rotatably connected with the telescopic supporting mechanism;
the opening and closing mechanism further comprises a connecting piece, the opening and closing driving piece comprises a fixed end and a driving end, and the connecting piece comprises a first connecting rod and a second connecting rod; one end of the first connecting rod is hinged with the fixed end of the opening and closing driving piece, and the other end of the first connecting rod is hinged with the connecting end of the first arch section; one end of the second connecting rod is hinged with the fixed end of the opening and closing driving piece, and the other end of the second connecting rod is hinged with the connecting end of the second arch section; and the driving end of the opening and closing driving piece is fixedly connected with the telescopic supporting mechanism.
4. The boom apparatus of claim 3, wherein: the telescopic support mechanism comprises a fixed arm and at least one telescopic arm, the telescopic arm slides upwards or downwards relative to the fixed arm through the driving of a telescopic driving piece, and the uppermost end of the telescopic arm is rotatably connected with the carrier structural piece.
5. The boom apparatus of claim 4, wherein: the fixed arm is sleeved with a telescopic arm, and the outer surface of the telescopic arm is provided with a wear-resistant layer.
6. The boom apparatus of claim 4 or 5, wherein: the first arch section and the second arch section of the carrier structural member are rotatably connected with one end, far away from the fixed arm, of the telescopic arm through a connecting mechanism.
7. The boom apparatus of claim 6, wherein: the connecting mechanism comprises an upper longitudinal beam and a support rod, the upper longitudinal beam is fixedly connected with one end of the telescopic arm far away from the fixed arm, two ends of the upper longitudinal beam freely extend towards two sides along the horizontal direction respectively, and the support rod is fixedly arranged at two ends of the upper longitudinal beam; both the two support rods can be rotatably connected with carrier structural members.
8. The utility model provides a maintenance platform truck which characterized in that: comprises a walking trolley, a spraying device and a boom device as claimed in any one of claims 1-7; the spraying device comprises a spraying arch frame for spraying and curing the tunnel curing surface; one end of the arm support device is connected with the walking trolley, and the other end of the arm support device is connected with a spraying arch in the spraying device and used for supporting the spraying arch; the walking trolley is used for driving the arm support device and the spraying device to move to a position, needing to be maintained, of the tunnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122580403.6U CN216198153U (en) | 2021-10-26 | 2021-10-26 | Arm support device and maintenance trolley comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122580403.6U CN216198153U (en) | 2021-10-26 | 2021-10-26 | Arm support device and maintenance trolley comprising same |
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| Publication Number | Publication Date |
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| CN216198153U true CN216198153U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122580403.6U Active CN216198153U (en) | 2021-10-26 | 2021-10-26 | Arm support device and maintenance trolley comprising same |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033425A (en) * | 2021-10-26 | 2022-02-11 | 湖南五新隧道智能装备股份有限公司 | Maintenance trolley |
| WO2024011493A1 (en) * | 2022-07-14 | 2024-01-18 | 湖南五新隧道智能装备股份有限公司 | Maintenance trolley |
-
2021
- 2021-10-26 CN CN202122580403.6U patent/CN216198153U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033425A (en) * | 2021-10-26 | 2022-02-11 | 湖南五新隧道智能装备股份有限公司 | Maintenance trolley |
| WO2024011493A1 (en) * | 2022-07-14 | 2024-01-18 | 湖南五新隧道智能装备股份有限公司 | Maintenance trolley |
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