PTA feeding safety protection device

Abstract

The utility model discloses a PTA (pure terephthalic acid) feeding safety protection device. The PTA feeding safety protection device comprises a protection cover, a filter screen and a funnel, the protective cover is arranged above the funnel and is integrated with the funnel; the filter screen is arranged in a space formed by the protective cover and the funnel; a feeding hole is formed in the upper part of the protective cover, and the lower part of a PTA feeding bag enters the protective cover through the feeding hole; at least one operation opening is formed in the side edge of the protective cover, so that an operator can unbind the binding mechanism of the PTA feeding bag by using a hand or a belt unbinding tool through the operation opening. The PTA feeding safety protection device provided by the utility model can be used for improving the safety of the PTA feeding operation process and improving the working efficiency at the same time.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of feeding protection, and relates to a feeding auxiliary device, in particular to a PTA feeding safety protection device. BACKGROUND

[0002] The existing PTA feeding operation usually adopts the gourd sling bag mode, moves the ton bag containing PTA material to the upper part of the hopper, and stays, and the operator discharges the material at the bottom opening of the ton bag. In this process, there is no protective device for the operator protection, and if the PTA ton bag falls accidentally, the operator is easy to be injured. At the same time, during the bottom opening operation process, if the opening is too large or the PTA ton bag is damp and the internal agglomerate is large, the operator is easy to be injured by the instantaneous falling.

[0003] In addition, during the operation process, dust is easy to fly and scatter when PTA is discharged, and the dust amount in the operation environment is large. These fallen PTAs are basically collected and sold, causing unnecessary waste.

[0004] Therefore, it is urgent to design a new PTA feeding mode to overcome at least part of the above-mentioned defects of the existing PTA feeding mode. UTILITY MODEL CONTENTS

[0005] The utility model provides a PTA feeding safety protection device, which can improve the safety of the PTA feeding operation process and improve the work efficiency.

[0006] In order to solve the above technical problems, according to one aspect of the utility model, the following technical scheme is adopted:

[0007] A PTA feeding safety protection device, the PTA feeding safety protection device comprises: a protective cover, a filter screen and a funnel;

[0008] The protective cover is arranged above the funnel; the filter screen is arranged in the space formed by the protective cover and the funnel;

[0009] The upper part of the protective cover is provided with an inlet for the lower part of the PTA feeding bag to pass through the inlet into the protective cover;

[0010] At least one operation port is arranged on the side of the protective cover, so that the operator can pass his hand or a tool through the operation port to release the binding mechanism of the PTA feeding bag.

[0011] As an embodiment of the utility model, the operation port is provided with a flexible cover with a set length, and the flexible cover is provided with an opening for the hand to pass through; in the state that the operator puts his hand into the protective cover, the flexible cover can cover the operation port to prevent PTA feeding from leaking from the operation port.

[0012] As an embodiment of the utility model, the length of the flexible cover is greater than or equal to 10 cm.

[0013] As an embodiment of the utility model, the protective cover is provided with an operation opening on each side.

[0014] As an embodiment of the utility model, the protective cover is integrally arranged with the funnel; the PTA feeding safety protection device is provided with a first height adjusting mechanism, which is used to adjust the height of the whole PTA feeding safety protection device.

[0015] As an embodiment of the utility model, the protective cover is arranged separately from the funnel; the PTA feeding safety protection device is provided with a second height adjusting mechanism, which is used to adjust the height of the protective cover.

[0016] As an embodiment of the utility model, the PTA feeding safety protection device further comprises a platform, which is arranged beside the protective cover and is used for the operator to stand on.

[0017] The PTA feeding safety protection device is provided with a third height adjusting mechanism, which is used to adjust the height of the platform.

[0018] As an embodiment of the utility model, the PTA feeding safety protection device is provided with a first position sensor, which is arranged on the protective cover and is used to sense the distance data of the object in the set area.

[0019] The output end of the first position sensor is connected to the input end of a main control circuit, and the sensed distance data can be sent to the main control circuit.

[0020] As an embodiment of the utility model, the PTA feeding safety protection device further comprises a plurality of second position sensors, each of which is arranged on the protective cover and is used to sense the distance data of the object in the set area.

[0021] The output end of each second position sensor is connected to the input end of a main control circuit, and the sensed distance data can be sent to the main control circuit.

[0022] As an embodiment of the utility model, the PTA feeding safety protection device further comprises a feeding port size adjusting mechanism, which is connected to the feeding port and is used to adjust the opening size of the feeding port.

[0023] The PTA feeding safety protection device provided by the utility model can improve the safety of the PTA feeding operation process and improve the work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a structure schematic view of the PTA feeding safety protection device in an embodiment of the utility model.

[0025] Figure 2 It is a structure schematic view of the filter screen in an embodiment of the utility model.

[0026] Figure 3 It is a structure schematic view of the PTA feeding safety protection device in an embodiment of the utility model.

[0027] Figure 4 It is a structure schematic view of the PTA feeding safety protection device in an embodiment of the utility model. DETAILED DESCRIPTION

[0028] The preferred embodiments of the utility model are described in detail below in combination with the drawings.

[0029] In order to further understand the utility model, the preferred embodiments of the utility model are described below in combination with the embodiments, but it should be understood that these descriptions are only for further illustrating the features and advantages of the utility model, and are not the limitation of the utility model claims.

[0030] The description of this part is only for several typical embodiments, and the utility model is not limited to the range described in the embodiments. The mutual replacement of the same or similar prior art means and some technical features in the embodiments is also within the description and protection range of the utility model.

[0031] The "connection" in the specification includes both direct connection and indirect connection.

[0032] The utility model discloses a kind of PTA feeding safety protection devices, Figure 1 It is a structure schematic view of the PTA feeding safety protection device in an embodiment of the utility model, Figure 2 It is a structure schematic view of the filter screen in an embodiment of the utility model;Please refer to Figure 1 、 Figure 2 The PTA feeding safety protection device includes: protective cover 2, filter screen 3 and funnel 1. The protective cover 2 is arranged above the funnel 1, and can be arranged integrally with the funnel 1 (of course, the protective cover 2 can also be arranged separately with the funnel 1);The filter screen 3 is arranged in the space formed by the protective cover 2 and the funnel 1.

[0033] The upper portion of the protective cover 2 is provided with an inlet for the lower portion of the PTA feeding bag to enter the protective cover 2. The side of the protective cover 2 is provided with at least one operation opening 4 for the operator to pass the hand or unbinding tool to unbind the binding mechanism of the PTA feeding bag. In an embodiment, the two sides of the protective cover 2 are respectively provided with an operation opening 4.

[0034] In an embodiment of the present application, the operation opening 4 is provided with a flexible cover with a set length (such as 5 cm), and the flexible cover is provided with an opening for the hand to pass through. In the state that the operator puts the hand into the protective cover, the flexible cover can shield the operation opening to avoid the PTA feeding from leaking from the operation opening 4. In an embodiment, the length of the flexible cover is greater than or equal to 10 cm, such as 10 cm, 20 cm, etc.

[0035] The protective cover 2 can be integrally arranged with the funnel 1. The PTA feeding safety protection device is provided with a first height adjusting mechanism 5 for adjusting the height of the entire PTA feeding safety protection device. In another embodiment of the present application, the protective cover is arranged separately from the funnel. The PTA feeding safety protection device is provided with a second height adjusting mechanism for adjusting the height of the protective cover. The adjusting mode of the first height adjusting mechanism 5 can be the adjusting mode of the motor, gear and rack, or the adjusting mode of the motor, gear set and screw rod; or driven by the air cylinder and hydraulic cylinder; the height adjusting mode can utilize the height adjusting mode in the prior art, which is not the main improvement of the present application, and will not be described here.

[0036] Figure 3 It is a structural schematic view of the PTA feeding safety protection device in an embodiment of the present application; please refer to Figure 3 In an embodiment of the present application, the PTA feeding safety protection device further comprises a platform 6 arranged beside the protective cover 2 for the operator to stand on. The PTA feeding safety protection device is provided with a third height adjusting mechanism 7 for adjusting the height of the platform 6. Thus, the height difference between the platform 6 and the protective cover 2 is within a set threshold range, which is convenient for the operator to operate.

[0037] Figure 4 It is a component schematic view of the control part of the PTA feeding safety protection device in an embodiment of the present application; please refer to Figure 4In an embodiment of the present application, the PTA feeding safety protection device is provided with a first position sensor 8, the first position sensor is arranged on the protective cover 2 and is used for sensing distance data of objects (such as PTA feeding bags) in a set area; the output end of the first position sensor is connected to the input end of a main control circuit 9, and the sensed distance data can be sent to the main control circuit 9.

[0038] The PTA feeding safety protection device can further include a plurality of second position sensors 10, each second position sensor 10 is arranged on the protective cover 2 and is used for sensing distance data of objects (such as PTA feeding bags) in a set area; the output end of each second position sensor 10 is connected to the input end of a main control circuit 9, and the sensed distance data can be sent to the main control circuit 9.

[0039] The PTA feeding safety protection device can further include a feeding port size adjusting mechanism 11, the feeding port size adjusting mechanism 11 is connected to the feeding port and is used for adjusting the opening size of the feeding port. The size of the feeding port can be adjusted by driving a push plate at the feeding port; for example, when one side of the push plate moves to the left, the feeding port becomes larger; when the push plate moves to the right, the feeding port becomes smaller; the driving of the push plate can be realized by a motor and a transmission mechanism, or can be realized by a pneumatic cylinder push rod. The adjustment of the feeding port can select a suitable feeding port according to the size of the PTA feeding bag, so as to avoid that the PTA feeding bag cannot enter due to the too small feeding port, or the material easily leaks due to the too large feeding port.

[0040] In summary, the PTA feeding safety protection device can improve the safety of the PTA feeding operation process and improve the work efficiency.

[0041] The technical features of the above-described embodiments can be combined arbitrarily, and in order to make the description simple, all possible combinations of the technical features in the above-described embodiments are not described, however, as long as the combinations of the technical features do not exist contradictory, it should be considered that they are within the scope of the present application.

[0042] The description and application of the present application are illustrative, and are not intended to limit the scope of the present application to the above-mentioned embodiments. The effects or advantages involved in the embodiments can not be embodied in the embodiments due to various factors, and the description of the effects or advantages is not used to limit the embodiments. Variations and changes of the disclosed embodiments are possible, and various components of the embodiments are known to those skilled in the art. It should be clear to those skilled in the art that the present application can be realized in other forms, structures, arrangements, proportions, and with other components, materials and parts without departing from the spirit or essential characteristics of the present application. Other variations and changes of the disclosed embodiments can be made without departing from the scope and spirit of the present application.

Claims

1. A PTA feeding safety protection device, characterized in that, The PTA feeding safety protection device comprises a protective cover, a filter screen and a funnel. The protective cover is arranged above the funnel, and the filter screen is arranged in the space formed by the protective cover and the funnel. The upper part of the protective cover is provided with an inlet for the lower part of the PTA feeding bag to pass through the inlet and enter the protective cover. At least one operating port is arranged on at least one side of the protective cover, so that the operator can use a hand or a tool to remove the binding mechanism of the PTA feeding bag through the operating port.

2. The PTA feeding safety protection device according to claim 1, wherein: The operating port is provided with a flexible cover with a set length, and the flexible cover is provided with an opening for the hand to pass through; in the state that the operator puts his hand into the protective cover, the flexible cover can block the operating port to prevent PTA feeding from leaking from the operating port.

3. The PTA feeding safety protection device according to claim 2, wherein: The length of the flexible cover is greater than or equal to 10 cm.

4. The PTA feeding safety protection device according to claim 1, wherein: One operating port is arranged on each side of the protective cover.

5. The PTA feeding safety protection device according to claim 1, wherein: The protective cover and the funnel are arranged integrally; the PTA feeding safety protection device is provided with a first height adjusting mechanism, and the first height adjusting mechanism is used to adjust the height of the entire PTA feeding safety protection device.

6. The PTA feeding safety protection device according to claim 1, wherein: The protective cover and the funnel are arranged separately; the PTA feeding safety protection device is provided with a second height adjusting mechanism, and the second height adjusting mechanism is used to adjust the height of the protective cover.

7. The PTA feeding safety protection device according to claim 6, wherein: The PTA feeding safety protection device further comprises a platform arranged beside the protective cover for the operator to stand on; The PTA feeding safety protection device is provided with a third height adjusting mechanism, and the third height adjusting mechanism is used to adjust the height of the platform.

8. The PTA feeding safety protection device according to claim 6, wherein: The PTA feeding safety protection device is provided with a first position sensor arranged on the protective cover for sensing the distance data of the object in the set area; The output end of the first position sensor is connected to the input end of a main control circuit, so that the sensed distance data can be sent to the main control circuit.

9. The PTA feeding safety protection device according to claim 8, wherein: The PTA feeding safety protection device further comprises a plurality of second position sensors arranged on the protective cover for sensing the distance data of the object in the set area; The output end of each second position sensor is connected to the input end of a main control circuit, so that the sensed distance data can be sent to the main control circuit.

10. The PTA feeding safety protection device according to claim 1, wherein: The PTA feeding safety protection device further comprises a feeding port size adjusting mechanism connected to the feeding port and used for adjusting the opening size of the feeding port.

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