CN220300185U - Device for guaranteeing safety of concentrated sulfuric acid unloading - Google Patents

Abstract

The utility model provides a device for guaranteeing the safety of concentrated sulfuric acid unloading, which relates to the technical field of safety devices and comprises a bracket, wherein a first motor is arranged at the position of one side of the top of the bracket, a screw is arranged at the output end of the first motor, the screw is rotationally connected with the bracket, a limit rod is arranged at the position between the brackets and close to the screw, a hanging table is arranged between the screw and the limit rod, an air cylinder is arranged at the top of the hanging table, a lifting hook is arranged at the output end of the air cylinder, an unloading table is arranged at the position of one side of the bottom of the bracket, and in actual use, the two groups of limit plates are driven by the two groups of limit plates to clamp two sides of a sulfuric acid storage tank in a threaded transmission mode, so that the condition that the sulfuric acid storage tank is rocked and falls on the unloading table is avoided, and the safety of unloading of the sulfuric acid storage tank is guaranteed.

Description

Device for guaranteeing safety of concentrated sulfuric acid unloading

Technical Field

The utility model relates to the technical field of safety devices, in particular to a device for guaranteeing the unloading safety of concentrated sulfuric acid.

Background

In the chemical industry, concentrated sulfuric acid is often used for production, and concentrated sulfuric acid after production is often stored in corresponding storage tanks, in the transportation process of concentrated sulfuric acid storage tanks, a truck carrying mode is generally adopted, and when the sulfuric acid storage tanks are transported to a designated position, the sulfuric acid storage tanks need to be detached from the cargo carrying carriages of the trucks at the moment, the current unloading mode is to wind lifting ropes around the sulfuric acid storage tanks, the lifting hooks are used for lifting the lifting ropes and the sulfuric acid storage tanks, finally, the sulfuric acid storage tanks leave the cargo carrying carriages along with the movement of the lifting platforms, and then the unloading work of the sulfuric acid storage tanks is completed, but after the sulfuric acid storage tanks are unloaded, the sulfuric acid storage tanks are cylindrical and are easy to shake and drop when placed on the surface of the unloading platform.

Disclosure of Invention

The present utility model is directed to solving the technical problems set forth in the background art.

The utility model adopts the following technical scheme: the utility model provides a guarantee concentrated sulfuric acid device of unloading safety, includes the support, the top of support is located one side position department and is equipped with the motor No. one, the screw rod is installed to the output of motor No. one, the screw rod rotates with the support to be connected, the position department that is close to the screw rod between the support is equipped with the gag lever post, install the hanging platform between screw rod and the gag lever post, the cylinder is equipped with at the top of hanging platform, the lifting hook is installed to the output of cylinder, the bottom of support is located one side position department and is equipped with the unloading platform, no. two motors are equipped with to the bottom of unloading platform, two-way lead screw is installed to the output of motor No. two, two-way lead screw rotates with the unloading platform to be connected, the limiting plate is all installed at the both ends of two-way lead screw, the spacing groove has been seted up between the unloading platform, limiting plate and spacing groove sliding connection.

Preferably, the hanging table is in threaded connection with the screw rod, and the hanging table is in sliding connection with the limiting rod. Accordingly, the hanging table can move between the screw and the limit rod.

Preferably, threads are arranged at two ends of the bidirectional screw rod, the directions of the threads are opposite, and the limiting plate is in threaded connection with the bidirectional screw rod. Accordingly, the limiting plate can move on the bidirectional screw rod.

Preferably, a spring is arranged on one side of the limiting plate, a first rubber pad is fixedly connected to one end of the spring, a sliding rod is arranged on one side of the first rubber pad, and the sliding rod is in sliding connection with the limiting plate. Accordingly, the first rubber pad can prevent the limiting plate from clamping the sulfuric acid storage tank.

Preferably, a second rubber pad is arranged below the limiting plate on the surface of the unloading table. Accordingly, the second rubber pad is arranged to enable the sulfuric acid storage tank to be stably placed on the unloading table.

Preferably, the surface of the lifting hook is provided with an auxiliary device, the auxiliary device comprises a limit bolt, the limit bolt is arranged between the lifting hooks, and the surface of the lifting hook is provided with a screw hole. Accordingly, the limiting bolt can prevent the lifting appliance on the lifting hook from slipping.

Preferably, the limit bolt is meshed with the screw hole. Accordingly, the limit bolt can move between the hooks.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, in actual use, the two groups of limiting plates are driven by the two-way screw rod to clamp two sides of the sulfuric acid storage tank in a threaded transmission mode through the arrangement of the bracket, the first motor, the screw rod, the limiting rod, the hanging table, the air cylinder, the hanging hook, the unloading table, the second motor, the two-way screw rod, the limiting plates and the limiting grooves, so that the condition that the sulfuric acid storage tank is rocked and falls on the unloading table is avoided, and the unloading safety of the sulfuric acid storage tank is ensured.

2. In actual use, the auxiliary device plays a role in preventing the lifting appliance from slipping from the lifting hook, and improves the stability between the lifting appliance and the lifting hook.

Drawings

FIG. 1 is a schematic diagram of a device for ensuring the unloading safety of concentrated sulfuric acid according to the present utility model;

FIG. 2 is a bottom view of a device for ensuring the unloading safety of concentrated sulfuric acid according to the present utility model;

FIG. 3 is a side view of a device for ensuring the unloading safety of concentrated sulfuric acid according to the present utility model;

FIG. 4 is an enlarged view of the position A in FIG. 3 in a device for guaranteeing the unloading safety of concentrated sulfuric acid according to the present utility model;

fig. 5 is a schematic structural view of a lifting hook in a device for guaranteeing the unloading safety of concentrated sulfuric acid.

Legend description:

1. a bracket; 2. a motor I; 3. a screw; 4. a limit rod; 5. a hanging platform; 6. a cylinder; 7. a lifting hook; 8. a discharge table; 9. a motor II; 10. a two-way screw rod; 11. a limiting plate; 12. a limit groove; 13. a spring; 14. a first rubber pad; 15. a slide bar; 16. a second rubber pad; 17. a limit bolt; 18. screw holes.

Description of the embodiments

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a guarantee concentrated sulfuric acid device of unloading safety, which comprises a bracket 1, the top of support 1 is located one side position department and is equipped with motor No. 2, screw rod 3 is installed to motor No. 2's output, screw rod 3 rotates with support 1 to be connected, be close to screw rod 3's position department between the support 1 and be equipped with gag lever post 4, install between screw rod 3 and the gag lever post 4 and hang platform 5 and screw rod 3 threaded connection, hang platform 5 and gag lever post 4 sliding connection, cylinder 6 is equipped with at the top of hanging platform 5, lifting hook 7 is installed to the output of cylinder 6, discharge platform 8 is equipped with in support 1's bottom position department in one side position department, discharge platform 8's surface is equipped with No. two rubber pads 16 in the below of limiting plate 11, through setting up No. two rubber pads 16, make the sulfuric acid storage tank can steadily place on discharge platform 8 surface.

Referring to fig. 1-4, a second motor 9 is installed at the bottom of the unloading table 8, a bidirectional screw rod 10 is installed at the output end of the second motor 9, the bidirectional screw rod 10 is rotationally connected with the unloading table 8, limiting plates 11 are installed at two ends of the bidirectional screw rod 10, limiting grooves 12 are formed between the unloading table 8, the limiting plates 11 are slidably connected with the limiting grooves 12, threads are arranged at two ends of the bidirectional screw rod 10, the directions of the threads are opposite, the limiting plates 11 are in threaded connection with the bidirectional screw rod 10, a spring 13 is installed at one side of the limiting plates 11, a first rubber pad 14 is fixedly connected with one end of the spring 13, a sliding rod 15 is installed at one side of the first rubber pad 14, the sliding rod 15 is slidably connected with the limiting plates 11, when the limiting plates 11 are attached to the surface of a sulfuric acid storage tank, the first rubber pad 14 on the side wall of the limiting plates 11 is driven by the spring 13 at this moment, further damage of the sulfuric acid storage tank caused by clamping of the limiting plates 11 is avoided, and the sliding rod 15 can also move to the first rubber pad 14 when being affected by external force.

In the second embodiment, referring to fig. 5, an auxiliary device is disposed on the surface of the lifting hook 7, the auxiliary device includes a limit bolt 17, the limit bolt 17 is installed between the lifting hooks 7, and the lifting appliance on the lifting hook 7 is prevented from slipping by setting the limit bolt 17.

Referring to fig. 5, screw holes 18 are formed in the surface of the hooks 7, and the limit bolts 17 are engaged with the screw holes 18, so that the limit bolts 17 can move between the hooks 7 by providing the screw holes 18.

Working principle: in actual use, through setting up support 1, motor number 2, screw rod 3, gag lever post 4, hanging platform 5, cylinder 6, lifting hook 7, unloading platform 8, motor number two 9, two-way lead screw 10, limiting plate 11 and spacing groove 12, during use, drive the freight train into support 1 below, then the staff station uploads the freight car and twines the lifting rope on the sulphuric acid storage tank surface, play the effect of fixed sulphuric acid storage tank, then start cylinder 6, make it drive lifting hook 7 move downwards, then the staff hangs the hoist of lifting rope one end on lifting hook 7 and can walk down from the freight car, then start cylinder 6, cylinder 6 drives lifting hook 7 and removes and then upwards lifts up the sulphuric acid storage tank, at this moment sulphuric acid storage tank is in unsettled state and bottom and separation with the freight car, then start motor number one 2, motor number one drive screw 3 rotates between support 1, because the screw thread meshed with the surface of the screw rod 3 is arranged in the hanging platform 5, at the moment, under the limit action of the limit rod 4, the hanging platform 5 moves in a translation way between the screw rod 3 and the limit rod 4, along with the continuous movement of the hanging platform 5, the sulfuric acid storage tank moves away from the cargo carriage to the position of the unloading platform 8, then the lifting hook 7 is put down by the starting cylinder 6 to enable the sulfuric acid storage tank to be placed above the unloading platform 8, at the moment, the motor 9 is started, the bidirectional screw rod 10 is driven to rotate between the unloading platforms 8 by the motor 9, because the screw thread meshed with the surface of the bidirectional screw rod 10 is arranged in the limit plate 11, at the moment, under the limit action of the limit grooves 12, the two groups of limit plates 11 move in a translation way between the unloading platforms 8 in opposite directions, when the two groups of limit plates 11 are attached to the two sides of the sulfuric acid storage tank, at the moment, the effect of clamping the sulfuric acid storage tank is achieved, make the sulphuric acid storage tank unable rock on discharge platform 8 and drop, during actual use, through setting up auxiliary device, when the hoist hung on lifting hook 7 surface, through the mode of rotation stop bolt 17 this moment, make it remove in engaged screw 18, and when stop bolt 17 runs through lifting hook 7 and one end supports on lifting hook 7 surface, played the effect of shutoff lifting hook 7 one side breach this moment, make the hoist unable slippage from lifting hook 7, improved the stability between hoist and the lifting hook 7.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (7)

1. The utility model provides a guarantee concentrated sulfuric acid device of unloading safety, includes support (1), its characterized in that: the top of support (1) is located one side position department and is equipped with motor (2), screw rod (3) are installed to the output of motor (2), screw rod (3) are connected with support (1) rotation, locating lever (4) are equipped with to the position department that is close to screw rod (3) between support (1), install between screw rod (3) and locating lever (4) hanging platform (5), cylinder (6) are equipped with at the top of hanging platform (5), lifting hook (7) are installed to the output of cylinder (6), unloading platform (8) are equipped with in the bottom of support (1) in one side position department, no. two motor (9) are installed to the bottom of unloading platform (8), two-way lead screw (10) are installed to the output of motor (9), two-way lead screw (10) are connected with unloading platform (8) rotation, limiting plate (11) are all installed at the both ends of two-way lead screw (10), limit groove (12) have been seted up between unloading platform (8), limiting plate (11) and limiting groove (12) sliding connection.

2. The apparatus for ensuring the unloading safety of concentrated sulfuric acid according to claim 1, wherein: the hanging table (5) is in threaded connection with the screw rod (3), and the hanging table (5) is in sliding connection with the limiting rod (4).

3. The apparatus for ensuring the unloading safety of concentrated sulfuric acid according to claim 1, wherein: threads are arranged at two ends of the bidirectional screw rod (10), the directions of the threads are opposite, and the limiting plate (11) is in threaded connection with the bidirectional screw rod (10).

4. The apparatus for ensuring unloading safety of concentrated sulfuric acid according to claim 3, wherein: one side of the limiting plate (11) is provided with a spring (13), one end of the spring (13) is fixedly connected with a first rubber pad (14), one side of the first rubber pad (14) is provided with a sliding rod (15), and the sliding rod (15) is in sliding connection with the limiting plate (11).

5. The apparatus for ensuring the unloading safety of concentrated sulfuric acid according to claim 4, wherein: the surface of the unloading table (8) is positioned below the limiting plate (11) and is provided with a second rubber pad (16).

6. The apparatus for ensuring the unloading safety of concentrated sulfuric acid according to claim 1, wherein: the surface of lifting hook (7) be provided with auxiliary device, auxiliary device include spacing bolt (17), spacing bolt (17) are installed between lifting hook (7), screw (18) have been seted up on the surface of lifting hook (7).

7. The apparatus for ensuring the unloading safety of concentrated sulfuric acid according to claim 6, wherein: the limit bolt (17) is meshed with the screw hole (18).