Anti-freezing low-temperature fluid loading and unloading arm

Abstract

The utility model discloses an anti-freezing low-temperature fluid loading and unloading arm, and relates to the technical field of loading and unloading arms. The device comprises a supporting frame, and a connecting assembly, a limiting assembly, a driving assembly, a transmission assembly and an extending assembly are arranged on the supporting frame. The driving assembly is started to drive the transmission assembly fixedly installed at the output end of the driving assembly to rotate, the interior of the transmission assembly and the outer surface of the limiting assembly are fixedly installed, and the top end of the limiting assembly and the bottom end of the extending assembly are fixedly installed, so that when the transmission assembly rotates, the limiting assembly can rotate; the extending assemblies can be driven to rotate by cooperating with the limiting assemblies, so that the multiple sets of extending assemblies in the folded state are unfolded, when the extending assemblies need to be folded and retracted, the steps are reversely operated, and the limiting assemblies are limited and fixed, so that the positions of the extending assemblies can be limited and fixed; and the limiting assembly is matched to prevent the extension assembly from swinging in the folded state.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of loading and unloading arm, specifically, and particularly relates to a kind of anti-freezing low temperature fluid loading and unloading arm. BACKGROUND

[0002] Fluid loading and unloading arm is also called "crane pipe", which is a telescopic pipe used for loading and unloading liquid. It is connected with rigid pipe and elbow by rotary joint to replace the old hose connection, with high safety, flexibility and long service life.

[0003] When fluid loading and unloading arm is used, it needs to be unfolded, and its two ends are connected with the container to be unloaded and the container to be stored, so that the inside is connected through the fluid loading and unloading arm, and then the fluid can be loaded and unloaded. In the prior art, when the fluid loading and unloading arm completes the work and needs to be retracted, it is generally folded by a hydraulic cylinder. However, the position between the fluid loading and unloading arms cannot be limited and fixed, so that it is easy to swing in the folded state.

[0004] For the problems in the related art, there is no effective solution at present. UTILITY MODEL CONTENTS

[0005] To overcome the above technical problems existing in the prior art, the utility model provides an anti-freezing low temperature fluid loading and unloading arm.

[0006] To solve the above technical problems, the utility model is realized by the following technical scheme:

[0007] The utility model is an anti-freezing low temperature fluid loading and unloading arm, which comprises a support frame:

[0008] The support frame is provided with a connecting assembly, a limiting assembly, a driving assembly, a transmission assembly and an extension assembly respectively;

[0009] The connecting assembly is fixedly installed on one side of the support frame, so that the support frame limits and fixes the connecting assembly;

[0010] The limiting assembly is fixedly installed at the top end of the extension assembly, so that the limiting assembly limits the position of the extension assembly;

[0011] The output end of the driving assembly is slidably arranged in the transmission assembly, so that the driving assembly drives the transmission assembly to operate;

[0012] The transmission assembly is fixedly installed in the limiting assembly, so that the transmission assembly drives the limiting assembly to rotate when operating, so as to drive the extension assembly to unfold.

[0013] Further, the connecting assembly comprises a fixing frame and a tail pipe, one side of the fixing frame is fixedly installed with one side of the supporting frame, the inside of the fixing frame is fixedly installed with a first pipe, the top end of the first pipe is fixedly installed with the bottom end of the extending assembly, and the bottom end of the tail pipe is fixedly installed with the top end of the extending assembly.

[0014] Further, the limiting assembly comprises a mounting block, the inside of the mounting block is fixedly installed with the outer surface of the extending assembly, the top end of the mounting block is provided with a wedge-shaped groove, the inside of the wedge-shaped groove is connected with a wedge-shaped block in a clamping mode, the top end of the wedge-shaped block is fixedly connected with a movable block, and the top end of the movable block is fixedly installed with the outer surface of the extending assembly.

[0015] Further, the driving assembly comprises a mounting plate, one side of the mounting plate is fixedly installed with the outer surface of the mounting block, the bottom end of the mounting plate is fixedly installed with a motor, the output end of the motor is provided with a clamping groove, and the inside of the clamping groove is slidably provided with the outer surface of the transmission assembly.

[0016] Further, the transmission assembly comprises a connecting plate, the inside of the connecting plate is rotatably connected with the outer surface of the movable block, the inside of the connecting plate is rotatably provided with a connecting barrel, the inside of the connecting barrel is fixedly connected with a clamping block, and the outer surface of the clamping block is slidably provided with the inside of the clamping groove.

[0017] The outer surface of the connecting barrel is fixedly installed with a driving gear, the surface of the driving gear is meshingly provided with a driven gear, and the inside of the driven gear is fixedly installed with the outer surface of the movable block.

[0018] Further, the extending assembly comprises a supporting pipe, the bottom end of the supporting pipe is communicated with the inside of the first pipe, the outer surface of the supporting pipe is fixedly installed with the inside of the mounting block, the inside of the supporting pipe is slidably provided with a sealing sleeve, and the inside of the sealing sleeve is provided with a connecting pipe.

[0019] Further, the top end of the supporting frame is provided with a mounting hole.

[0020] The utility model has the following beneficial effects:

[0021] 1、 the utility model discloses a driving assembly is started to drive the transmission assembly fixedly installed at its output end to rotate, the inside of transmission assembly is fixedly installed with the outer surface of limiting assembly, and the top end of limiting assembly is fixedly installed with the bottom end of extending assembly, and then when transmission assembly rotates, can drive extending assembly to rotate with limiting assembly, so that multiple sets of extending assembly in folding state are unfolded, when needing to fold back extending assembly, the above steps can be operated reversely, and limiting assembly is fixedly positioned, so that it can be positioned and fixed to the position of extending assembly, and limiting assembly can prevent extending assembly from swinging in the folding state.

[0022] 2、The utility model discloses a start motor is rotated with the cooperation of the clamping groove drive clamping block, and the clamping block can drive the connecting cylinder to rotate, the connecting cylinder can drive the driving gear to rotate, the driving gear can drive the driven gear to rotate, the driven gear can drive the movable block to rotate, the movable block can drive the wedge-shaped block to move out from the inside of the wedge-shaped groove, and then can make it push the movable block and move up, the movable block can drive the extension assembly to move, and then facilitate drive the extension assembly to unfold, and the setting of wedge-shaped block and wedge-shaped groove can restrict the folding state of the extension assembly, to improve the stability of extension assembly.

[0023] Of course, implementing any product of the utility model does not necessarily need to achieve all the advantages mentioned above at the same time. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical scheme of the utility model embodiment, the following will be needed to use the drawing of the embodiment briefly introduced, obviously, the drawing in the following description only some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not paying creative labor, can also obtain other drawings according to these drawings.

[0025] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0026] Figure 2 It is the three-dimensional structure schematic diagram of the utility model; Figure 1 It is the enlarged schematic diagram of the partial structure of A in the utility model;

[0027] Figure 3 It is the structure schematic diagram under the rear view angle of the utility model;

[0028] Figure 4 It is the structure schematic diagram under the rear view angle of the utility model; Figure 3 It is the enlarged schematic diagram of the partial structure of B in the utility model;

[0029] Figure 5 It is the extension assembly explosion structure schematic diagram of the utility model;

[0030] Figure 6 It is the structure schematic diagram under the rear view angle of the utility model; Figure 5 It is the enlarged schematic diagram of the partial structure of C in the utility model.

[0031] In the drawings, the component list represented by each sign is as follows:

[0032] 1, support frame; 2, connecting assembly; 201, fixed frame; 202, tail pipe; 203, head pipe; 3, limiting assembly; 301, mounting block; 302, wedge-shaped groove; 303, wedge-shaped block; 304, movable block; 4, drive assembly; 401, mounting plate; 402, motor; 403, clamping groove; 5, transmission assembly; 501, connecting plate; 502, connecting barrel; 503, clamping block; 504, driving gear; 505, driven gear; 6, extension assembly; 601, support pipe; 602, sealing sleeve; 603, connecting pipe; 7, mounting hole. DETAILED DESCRIPTION

[0033] The technical solutions in the utility model embodiments will be clearly and completely described below with reference to the drawings in the utility model embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0034] In the description of the utility model, it should be understood that the terms "opening", "upper", "lower", "top", "middle", "inner" and the like indicate the orientation or positional relationship, which are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated components or elements must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.

[0035] Please refer to Figures 1-6 The utility model discloses an anti-freezing low-temperature fluid loading and unloading arm, which comprises a support frame 1:

[0036] The support frame 1 is provided with a connecting assembly 2, a limiting assembly 3, a drive assembly 4, a transmission assembly 5 and an extension assembly 6 respectively on one side;

[0037] One side of the connecting assembly 2 is fixedly installed with the support frame 1, so that the support frame 1 limits and fixes the connecting assembly 2;

[0038] The top end of the limiting assembly 3 is fixedly installed with the bottom end of the extension assembly 6, so that the limiting assembly 3 limits the position of the extension assembly 6;

[0039] The output end of the drive assembly 4 is slidably arranged in the transmission assembly 5, so that the drive assembly 4 drives the transmission assembly 5 to operate;

[0040] The inside of the transmission assembly 5 is fixedly installed with the outer surface of the limiting assembly 3, so that the transmission assembly 5 drives the limiting assembly 3 to rotate when operating, so as to drive the extension assembly 6 to expand.

[0041] In use, the driving assembly 4 is started to drive the transmission assembly 5 fixedly installed at the output end to rotate, since the inside of the transmission assembly 5 is fixedly installed with the outer surface of the limiting assembly 3, and the top end of the limiting assembly 3 is fixedly installed with the bottom end of the extension assembly 6, so that when the transmission assembly 5 rotates, the extension assembly 6 can be driven to rotate in cooperation with the limiting assembly 3, so that the multiple groups of extension assemblies 6 in the folded state are unfolded, and when the extension assembly 6 needs to be folded back, the above steps can be operated in reverse, and the limiting assembly 3 is fixedly positioned, so that the position of the extension assembly 6 can be fixedly positioned.

[0042] The utility model discloses a driving assembly 4 is started to drive the transmission assembly 5 fixedly installed at the output end to rotate, since the inside of the transmission assembly 5 is fixedly installed with the outer surface of the limiting assembly 3, and the top end of the limiting assembly 3 is fixedly installed with the bottom end of the extension assembly 6, so that when the transmission assembly 5 rotates, the extension assembly 6 can be driven to rotate in cooperation with the limiting assembly 3, so that the multiple groups of extension assemblies 6 in the folded state are unfolded, and when the extension assembly 6 needs to be folded back, the above steps can be operated in reverse, and the limiting assembly 3 is fixedly positioned, so that the position of the extension assembly 6 can be fixedly positioned, and cooperation limiting assembly 3 can prevent the extension assembly 6 from swinging in the folded state.

[0043] In one embodiment, for the above-mentioned connecting assembly 2, the connecting assembly 2 includes a fixed frame 201 and a tail pipe 202, one side of the fixed frame 201 is fixedly installed with one side of the support frame 1, a first pipe 203 is fixedly installed in the inside of the fixed frame 201, the top end of the first pipe 203 is fixedly installed with the bottom end of the extension assembly 6, and the bottom end of the tail pipe 202 is fixedly installed with the top end of the extension assembly 6.

[0044] By fixedly installing the first pipe 203 and the tail pipe 202 with the loading and unloading end of the fluid respectively, the fluid can pass through the inside of the first pipe 203, enter the inside of the extension assembly 6, and flow out from one end of the tail pipe 202, so that the fluid can be loaded and unloaded conveniently.

[0045] In one embodiment, for the above-mentioned limiting assembly 3, the limiting assembly 3 includes a mounting block 301, the inside of the mounting block 301 is fixedly installed with the outer surface of the extension assembly 6, a wedge-shaped groove 302 is formed in the top end of the mounting block 301, a wedge-shaped block 303 is clamped in the inside of the wedge-shaped groove 302, the top end of the wedge-shaped block 303 is fixedly connected with a movable block 304, and the top end of the movable block 304 is fixedly installed with the outer surface of the extension assembly 6.

[0046] When the driving assembly 4 is started to drive the transmission assembly 5 to operate, the movable block 304 can be driven to rotate. Since the bottom end of the movable block 304 is fixedly connected with the wedge-shaped block 303, and the outer surface of the wedge-shaped block 303 is in the inside of the wedge-shaped groove 302, when the movable block 304 rotates, the wedge-shaped block 303 can be driven to move out of the inside of the wedge-shaped groove 302, so as to push the movable block 304 to move upwards. When the movable block 304 moves upwards, the extension assembly 6 fixedly installed at the top end of the movable block 304 can be driven to move, so as to facilitate the extension assembly 6 to be unfolded. The wedge-shaped block 303 and the wedge-shaped groove 302 can limit the folding state of the extension assembly 6, so as to improve the stability of the extension assembly 6.

[0047] In one embodiment, for the driving assembly 4, the driving assembly 4 comprises a mounting plate 401, one side of the mounting plate 401 is fixedly installed with the outer surface of the mounting block 301, the bottom end of the mounting plate 401 is fixedly installed with a motor 402, the output end of the motor 402 is provided with a clamping groove 403, and the inside of the clamping groove 403 is slidably provided with the outer surface of the transmission assembly 5.

[0048] When the motor 402 is started to drive the clamping groove 403 provided at the output end to rotate, the transmission assembly 5 slidably provided at the outer surface of the clamping groove 403 can be driven to operate, so as to provide stable power for the transmission assembly 5.

[0049] In one embodiment, for the transmission assembly 5, the transmission assembly 5 comprises a connecting plate 501, the inside of the connecting plate 501 is rotatably connected with the outer surface of the movable block 304, the inside of the connecting plate 501 is rotatably provided with a connecting barrel 502, the inside of the connecting barrel 502 is fixedly connected with a clamping block 503, and the outer surface of the clamping block 503 is slidably provided with the inside of the clamping groove 403.

[0050] The outer surface of the connecting barrel 502 is fixedly installed with a driving gear 504, the surface of the driving gear 504 is meshingly provided with a driven gear 505, and the inside of the driven gear 505 is fixedly installed with the outer surface of the movable block 304.

[0051] The motor 402 drives the clamping groove 403 on the output end to rotate. When the clamping groove 403 rotates, the clamping block 503 slidingly arranged on the outer surface thereof rotates, the connecting barrel 502 fixedly connected to one side of the clamping block 503 rotates, the driving gear 504 fixedly installed on the outer surface of the connecting barrel 502 rotates, the driven gear 505 meshingly arranged on the surface of the driving gear 504 rotates, the movable block 304 fixedly installed in the driven gear 505 rotates, thereby providing stable power for the limiting assembly.

[0052] In one embodiment, for the above-mentioned extension assembly 6, the extension assembly 6 comprises a support pipe 601, the bottom end of the support pipe 601 is in communication with the inside of the first pipe 203, the outer surface of the support pipe 601 is fixedly installed with the inside of the mounting block 301, the inside of the support pipe 601 slidingly arranged with a sealing sleeve 602, the inside of the sealing sleeve 602 is provided with a connecting pipe 603.

[0053] The connecting pipe 603 is arranged to facilitate installation and communication with multiple groups of extension assembly 6 bodies when expanding. When the connecting pipe 603 is installed with the support pipe 601 contained in a group of extension assembly 6, the bottom end of the support pipe 601 is fixedly installed with the top end of the movable block 304, and when the movable block 304 moves upward in cooperation with the rotation of the wedge-shaped block 303 and the wedge-shaped groove 302, the support pipe 601 is driven to move, and the connecting pipe 603 is driven to move, the outer surface of the connecting pipe 603 is sealingly arranged, and the sealing sleeve 602 is slidingly arranged in the inside of another group of support pipes 601, thereby ensuring that the extension assembly 6 can operate stably.

[0054] In one embodiment, for the above-mentioned support frame 1, the top end of the support frame 1 is provided with a mounting hole 7.

[0055] The mounting hole 7 is arranged to facilitate the fixed installation of the support frame 1, thereby improving the stability of the support frame 1.

[0056] It should be noted that: the extension assembly 6 can be arranged in multiple groups, thereby making the input end of one group of support pipes 601 fixedly installed with the output end of the first pipe 203, and the connecting pipe 603 slidingly arranged in the inside thereof in communication with the input end of another group of support pipes 601, so that multiple groups are connected in series, and the output end of the last group of support pipes 601 is in communication with the input end of the tail pipe 202, thereby facilitating the fixed installation of the fluid loading and unloading end.

[0057] Through the above technical solution, 1. The drive component 4 drives the transmission component 5, which is fixedly installed at its output end, to rotate. Since the inside of the transmission component 5 is fixedly installed with the outer surface of the limiting component 3, and the top of the limiting component 3 is fixedly installed with the bottom of the extension component 6, when the transmission component 5 rotates, it can cooperate with the limiting component 3 to drive the extension component 6 to rotate, so that the multiple sets of extension components 6 in the folded state can be unfolded. When it is necessary to fold and retract the extension component 6, the above steps can be reversed, and the limiting component 3 can be limited and fixed so that it can limit and fix the position of the extension component 6. The limiting component 3 can prevent the extension component 6 from swinging in the folded state.

[0058] 2. The starting motor 402, in conjunction with the slot 403, drives the locking block 503 to rotate. The locking block 503 drives the connecting cylinder 502 to rotate, which in turn drives the driving gear 504 to rotate. The driving gear 504 drives the driven gear 505 to rotate, which in turn drives the movable block 304 to rotate. The movable block 304 then moves the wedge block 303 out of the wedge groove 302, which in turn pushes the movable block 304 upward. The movable block 304 then moves the extension component 6, facilitating its unfolding. The wedge block 303 and the wedge groove 302 also restrict the folding state of the extension component 6, thereby improving its stability.

[0059] In the description of this specification, references to terms such as "an embodiment," "example," "specific example," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples.

[0060] The preferred embodiments of the utility model disclosed above are merely illustrative of the utility model. These preferred embodiments do not exhaustively describe all details, nor do they limit the utility model to the specific implementations described. Clearly, many modifications and variations can be made based on the content of this specification. This specification selects and specifically describes these embodiments to better explain the principles and practical applications of the utility model, thereby enabling those skilled in the art to better understand and utilize it. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. An anti-freezing cryogenic fluid loading and unloading arm comprising a support frame (1), characterized in that: a connecting assembly (2), a limiting assembly (3), a driving assembly (4), a transmission assembly (5) and an extension assembly (6) are arranged on the support frame (1) respectively; The connecting assembly (2) is fixedly installed on one side of the support frame (1), so that the support frame (1) limits and fixes the connecting assembly (2); The limiting assembly (3) is fixedly installed at the top end of the extension assembly (6), so that the limiting assembly (3) limits the position of the extension assembly (6); The output end of the driving assembly (4) is slidably arranged in the transmission assembly (5), so that the driving assembly (4) drives the transmission assembly (5) to operate; The transmission assembly (5) is fixedly installed on the outer surface of the limiting assembly (3), so that the transmission assembly (5) drives the limiting assembly (3) to rotate when operating, so as to drive the extension assembly (6) to expand; The limiting assembly (3) comprises a mounting block (301), the mounting block (301) is fixedly installed on the outer surface of the extension assembly (6), a wedge-shaped groove (302) is formed at the top end of the mounting block (301), a wedge-shaped block (303) is arranged in the wedge-shaped groove (302), the top end of the wedge-shaped block (303) is fixedly connected with a movable block (304), and the top end of the movable block (304) is fixedly installed on the outer surface of the extension assembly (6). The connecting assembly (2) comprises a fixed frame (201) and a tail pipe (202), one side of the fixed frame (201) is fixedly installed on one side of the support frame (1), a first pipe (203) is fixedly installed in the fixed frame (201), the top end of the first pipe (203) is fixedly installed on the bottom end of the extension assembly (6), and the bottom end of the tail pipe (202) is fixedly installed on the top end of the extension assembly (6).

2. A cryogenic fluid offloading arm according to claim 1, wherein, The driving assembly (4) comprises a mounting plate (401), one side of the mounting plate (401) is fixedly installed on the outer surface of the mounting block (301), a motor (402) is fixedly installed at the bottom end of the mounting plate (401), a clamping groove (403) is formed at the output end of the motor (402), and the outer surface of the clamping groove (403) is slidably arranged in the transmission assembly (5).

3. A cryogenic fluid offloading arm according to claim 2, wherein, The transmission assembly (5) comprises a connecting plate (501), the inner surface of the connecting plate (501) is rotatably connected with the outer surface of the movable block (304), a connecting cylinder (502) is rotatably arranged in the connecting plate (501), a clamping block (503) is fixedly connected in the connecting cylinder (502), and the outer surface of the clamping block (503) is slidably arranged in the clamping groove (403); 4. A cryogenic fluid offloading arm according to claim 3, wherein, The outer surface of the connecting cylinder (502) is fixedly installed with a driving gear (504), the surface of the driving gear (504) is meshingly arranged with a driven gear (505), and the inner surface of the driven gear (505) is fixedly installed on the outer surface of the movable block (304). ​ 5. A cryogenic fluid offloading arm according to claim 4, wherein, The extension assembly (6) comprises a support pipe (601), the bottom end of the support pipe (601) is communicated with the inside of the first pipe (203), the outer surface of the support pipe (601) is fixedly installed with the inside of the mounting block (301), the inside of the support pipe (601) is slidably provided with a sealing sleeve (602), and the inside of the sealing sleeve (602) is provided with a connecting pipe (603).

6. The anti-icing cryogenic fluid unloading arm of claim 1, wherein, The top end of the support frame (1) is provided with a mounting hole (7).

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