Metering control polyethylene wax quantitative conveying equipment

Abstract

The utility model discloses metering control polyethylene wax quantitative conveying equipment in the technical field of polyethylene wax conveying, which comprises a tank body, a discharge pipe is mounted at the bottom of the tank body, and a motor is mounted in the center of the top of the tank body. The air outlet end of the air conveying pump is connected to the joint on the heat preservation shell, hot air generated in the heating and dissolving process of polyethylene wax dissolved in the tank body is extracted by the air inlet pipe on the air conveying pump and conveyed into the heat preservation shell, and the wrapped conveying pipe can be subjected to heating treatment; waste heat generated in the heating process can be collected through waste heat recovery, the heat is reused to preheat polyethylene wax entering the conveying pipe, accordingly, the quantitative conveying efficiency of polyethylene wax ethylene is improved, energy consumption is reduced, heat preservation heating treatment is conducted on the conveying pipe, and it is guaranteed that the polyethylene wax is smoothly conveyed in a liquid state.

Description

TECHNICAL FIELD

[0001] The utility model relates to polyethylene wax conveying technical field, concretely is a kind of metering control polyethylene wax quantitative conveying equipment. BACKGROUND

[0002] Metering control polyethylene wax quantitative conveying equipment is used in industrial production, and the main purpose is to accurately meter and convey polyethylene wax (or similar material). Currently, polyethylene wax quantitative conveying technology is quite mature. By using peristaltic pump or eccentric rotary pump, these pumps are suitable for conveying viscous liquid and can provide stable and accurate flow. According to the speed of the regulating pump, the delivery of the liquid can be accurately controlled. However, there are still some problems in the process of polyethylene wax quantitative conveying. In order to ensure the stable and quantitative conveying of polyethylene wax, the polyethylene wax is heated to liquid form, which facilitates quantitative conveying through the related pump body. Due to the change in temperature of the conveying pipeline outside the metering tank where the polyethylene wax is stored, the polyethylene wax is prone to solidification, which is deposited on the inner wall of the conveying pipeline. On the one hand, it affects the accuracy of polyethylene wax quantitative conveying, and on the other hand, the polyethylene wax deposited on the inner wall seriously affects the smoothness of conveying and is prone to blockage, thereby reducing the use effect of metering control polyethylene wax quantitative conveying equipment and indirectly affecting the conveying efficiency of metering control polyethylene wax quantitative conveying equipment.

[0003] Therefore, it is necessary to develop a metering control polyethylene wax quantitative conveying equipment. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a metering control polyethylene wax quantitative conveying equipment to solve the problems raised in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a metering control polyethylene wax quantitative conveying equipment, comprising a tank body, a discharge pipe is installed at the bottom of the tank body, a motor is installed at the top center position of the tank body, an eccentric rotary pump is installed below one side of the tank body, and a conveying pipe is installed at the discharge end of the eccentric rotary pump.

[0006] A conveying auxiliary assembly is installed on the outer wall of the conveying pipe, which comprises a heat preservation shell and a gas pump, and a heat preservation layer is arranged on the inner wall of the heat preservation shell.

[0007] Preferably, an electric valve is installed on the outer wall of the discharge pipe, and a feed inlet is arranged on one side of the top of the tank body.

[0008] Preferably, an outer shell is installed on both sides of the outer wall of the tank body, and a heating wire A is arranged in the inner part of the outer shell.

[0009] Preferably, the output end of the motor is provided with a rotating shaft, and stirring paddles are arranged on the lower sides of the outer wall of the rotating shaft.

[0010] Preferably, the feeding end of the eccentric rotating pump is provided with a connecting pipe, and the bottom end of the connecting pipe is fixedly connected with the discharging pipe.

[0011] Preferably, the top of the heat preservation shell is provided with a joint, and the front end and the rear end of the heat preservation shell are provided with fixing plates.

[0012] Preferably, the bottom sides of the fixing plates are provided with supports, and the gas conveying pump is arranged on the other side of the top of the tank body.

[0013] Preferably, the gas inlet end of the gas conveying pump is provided with a gas inlet pipe, one end of the gas inlet pipe is fixedly connected with the top of the tank body, the gas outlet end of the gas conveying pump is provided with a gas outlet pipe, one end of the gas outlet pipe is fixedly connected with the top end of the joint, and the upper and lower sides of the end surface of the heat preservation shell are provided with heating wires B.

[0014] Compared with the prior art, the polyethylene wax quantitative conveying device has the advantages that:

[0015] The two groups of heat preservation shells are wrapped on the outer wall of the conveying pipe, the gas outlet end of the gas conveying pump is connected to the joint on the heat preservation shell, the polyethylene wax is dissolved in the tank, the hot gas generated in the heating and dissolving process is extracted by the gas inlet pipe on the gas conveying pump and conveyed into the heat preservation shell, the wrapped conveying pipe can be heated, the waste heat generated in the heating process can be collected through waste heat recovery, and the heat is reused to preheat the polyethylene wax entering the conveying pipe, so that the polyethylene wax quantitative conveying efficiency is improved, the energy consumption is reduced, the polyethylene wax liquid is smoothly conveyed through the heat preservation and heating treatment of the conveying pipe, the solidification of the polyethylene wax in the conveying pipe is avoided as much as possible, the accuracy of the quantitative conveying is affected, the polyethylene wax is prevented from being solidified on the inner wall of the conveying pipe as much as possible, the blockage is avoided, the use effect of the metering control polyethylene wax quantitative conveying device is improved, and the quantitative conveying efficiency of the metering control polyethylene wax quantitative conveying device is indirectly improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A front view cross-sectional view of the utility model is provided.

[0017] Figure 2 A front view of the utility model is provided.

[0018] Figure 3 An enlarged view of the structure at A in the utility model is provided. Figure 1

[0019] Figure 4 ​Part structure three-dimensional view provided by the utility model.

[0020] In the figure: 1, tank body;101, discharge pipe;102, electric valve;103, feed inlet;104, shell;105, heating wire A;2, motor;201, rotating shaft;202, stirring paddle;3, eccentric rotating pump;301, conveying pipe;302, connecting pipe;4, heat preservation shell;401, gas conveying pump;402, heat preservation layer;403, joint;404, fixed plate;405, support;406, air inlet pipe;407, air outlet pipe;408, heating wire B. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. 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 protection scope of the utility model.

[0022] The utility model provides the following technical scheme: a kind of metering control polyethylene wax quantitative conveying equipment, please refer to Figures 1-4, including the tank 1, the bottom of the tank 1 is provided with a discharge pipe 101, the outer wall of the discharge pipe 101 is provided with an electric valve 102, one side of the top of the tank 1 is provided with a feeding port 103, both sides of the outer wall of the tank 1 are provided with an outer shell 104, the inner part of the outer shell 104 is provided with a heating wire A 105, the polyethylene wax is poured into the tank 1 through the feeding port 103, the polyethylene wax in the tank 1 is heated and dissolved by the heating wire A 105 in the outer shell 104 after being powered on, the top center of the tank 1 is provided with a motor 2, the output end of the motor 2 is provided with a rotating shaft 201, both sides of the lower outer wall of the rotating shaft 201 are provided with stirring paddles 202, the motor 2 is installed on the top of the tank 1, and the outer wall of the rotating shaft 201 on the output end of the motor 2 is provided with stirring paddles 202, so that the motor 2 drives and controls the stirring paddles 202 to stir and accelerate the dissolution of the polyethylene wax, one side of the tank 1 is provided with an eccentric rotating pump 3, the discharge end of the eccentric rotating pump 3 is provided with a conveying pipe 301, the feeding end of the eccentric rotating pump 3 is provided with a connecting pipe 302, one end of the connecting pipe 302 is fixedly connected with the bottom end of the discharge pipe 101, the connecting pipe 302 on the eccentric rotating pump 3 is connected to the discharge pipe 101 on the tank 1, and the eccentric rotating pump 3 is composed of a pump shell, a rotor, an eccentric shaft and an inlet and an outlet. When working, the rotation of the eccentric rotor is driven by the motor, the rotor rotates in an eccentric manner in the pump body, forming a closed liquid cavity, when the rotor rotates, the liquid enters the cavity through the inlet of the pump, under the action of the rotation of the rotor, the cavity gradually increases, forming a negative pressure, the liquid is extracted from the tank, under the continuous rotation of the rotor, the cavity gradually shrinks, the liquid is compressed and delivered out through the outlet of the pump, because the rotation speed of the rotor can be adjusted, the flow of the liquid can be accurately controlled, so that the quantitative extraction and delivery of the polyethylene wax liquid are realized;

[0023] The outer wall of the conveying pipe 301 is provided with a conveying auxiliary assembly, the conveying auxiliary assembly comprises a heat preservation shell 4, and the inner wall of the heat preservation shell 4 is provided with a heat preservation layer 402; the top of the heat preservation shell 4 is provided with a connector 403; the front end and the rear end of the heat preservation shell 4 are provided with fixing plates 404; the bottom of the fixing plates 404 is provided with supports 405 on both sides; the other side of the top of the tank body 1 is provided with a gas feeding pump 401; the gas feeding end of the gas feeding pump 401 is provided with a gas feeding pipe 406; one end of the gas feeding pipe 406 is fixedly connected with the top of the tank body 1; the gas outlet end of the gas feeding pump 401 is provided with a gas outlet pipe 407; one end of the gas outlet pipe 407 is fixedly connected with the top end of the connector 403; the top and the bottom of the end surface of the heat preservation shell 4 are provided with heating wires B 408; two groups of heat preservation shells 4 are correspondingly wrapped on the outer wall of the conveying pipe 301; the length of the heat preservation shell 4 can be adjusted according to the on-site demand; the gas outlet pipe 407 of the gas feeding pump 401 is connected to the connector 403 of the heat preservation shell 4; according to the polyethylene wax dissolved in the tank body 1, the hot gas generated in the heating and dissolving process is extracted by the gas feeding pipe 406 of the gas feeding pump 401 and is conveyed into the heat preservation shell 4; the wrapped conveying pipe 301 can be heated; during heat recovery, if the temperature is not enough, the heating wires B 408 on the heat preservation shell 4 can be used to heat the heat preservation shell 4; by using waste heat recovery, waste heat generated in the heating process can be collected and reused to preheat the polyethylene wax entering the conveying pipe 301, so as to improve the polyethylene wax quantitative conveying efficiency and reduce energy consumption; by heating the conveying pipe 301, the smooth conveying of the polyethylene wax liquid is ensured, the solidification of the polyethylene wax in the conveying pipe 301 is avoided as much as possible, the accuracy of quantitative conveying is ensured, and the polyethylene wax solidified on the inner wall of the conveying pipe 301 is avoided as much as possible.

[0024] Working principle: in use of the utility model, polyethylene wax is put into the tank body 1 from the feed port 103, the heating wire A 105 in the shell 104 is electrified to heat and dissolve the polyethylene wax in the tank body 1, the motor 2 is installed on the top of the tank body 1, the rotating shaft 201 outer wall on the motor 2 output end is installed stirring paddle 202, the motor 2 drives and controls the stirring paddle 202 to stir and accelerate the dissolution of the polyethylene wax, the connecting pipe 302 on the eccentric rotating pump 3 is connected to the discharge pipe 101 on the tank body 1, the eccentric rotating pump 3 is composed of pump shell, rotor, eccentric shaft and inlet and outlet etc.Working time, the rotation of the eccentric rotor is driven by the motor, the rotor rotates in the pump body in the eccentric way, forms a closed liquid cavity, when the rotor rotates, the liquid enters the cavity through the inlet of the pump, under the rotation of the rotor, the cavity gradually increases, forms negative pressure, and the liquid is extracted from the tank, under the continuous rotation of the rotor, the cavity gradually shrinks, and the liquid is compressed and transported out through the outlet of the pump, because the rotation speed of the rotor is adjustable, the flow of the liquid can be accurately controlled, thereby realizing the quantitative extraction and transportation of the polyethylene wax liquid, the two sets of heat preservation shell 4 are wrapped on the outer wall of the conveying pipe 301, the length of the heat preservation shell 4 can be installed according to the length of the on-site demand, and the gas outlet pipe 407 on the gas pump 401 is connected to the joint 403 on the heat preservation shell 4, according to the polyethylene wax dissolved in the tank body 1, the hot gas generated in the heating and dissolving process is extracted by the gas inlet pipe 406 on the gas pump 401 and transported into the heat preservation shell 4, the wrapped conveying pipe 301 can be heated, if the temperature is not enough during heat recovery, the heating wire B 408 on the heat preservation shell 4 can be used to heat the heat preservation shell 4, the waste heat generated during the heating process can be collected by using the waste heat recovery, and the heat is reused to preheat the polyethylene wax in the conveying pipe 301, thereby improving the quantitative conveying efficiency of the polyethylene wax, reducing energy consumption, the heat preservation and heating treatment is carried out on the conveying pipe 301, the smooth conveying of the polyethylene wax liquid is guaranteed, the solidification of the polyethylene wax in the conveying pipe 301 is avoided as much as possible, the accuracy of quantitative conveying is affected, the solidification of the polyethylene wax on the inner wall of the conveying pipe is avoided as much as possible, the conveying pipe is blocked, the use effect of the metering control polyethylene wax quantitative conveying equipment is improved, and the quantitative conveying efficiency of the metering control polyethylene wax quantitative conveying equipment is indirectly improved.

[0025] Although the utility model has been described above with reference to the embodiments, various modifications can be made to it and equivalent components can be substituted for the components thereof without departing from the scope of the utility model. In particular, the features of the embodiments disclosed by the utility model can be combined with each other in any manner as long as there is no structural conflict, and the combinations of the features are not exhaustively described in the specification only for the purpose of omitting the length and saving the resources. Therefore, the utility model is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A metering control polyethylene wax quantitative delivery device, comprising a tank body (1), a discharge pipe (101) is installed at the bottom of the tank body (1), characterized in that: The top center position of the tank body (1) is provided with a motor (2), and the lower side of one side of the tank body (1) is provided with an eccentric rotating pump (3), and the discharge end of the eccentric rotating pump (3) is provided with a conveying pipe (301). The outer wall of the conveying pipe (301) is provided with a conveying auxiliary assembly, the conveying auxiliary assembly comprises a heat preservation shell (4) and a gas conveying pump (401), and the inner wall of the heat preservation shell (4) is provided with a heat preservation layer (402).

2. A metering and control polyethylene wax dosing apparatus as claimed in claim 1, wherein: The outer wall of the discharge pipe (101) is provided with an electric valve (102), and the top side of the tank body (1) is provided with a feeding port (103).

3. A metering and control polyethylene wax dosing apparatus as claimed in claim 1, wherein: The outer wall of the tank body (1) is provided with a shell (104) on both sides, and the inside of the shell (104) is provided with a heating wire A (105).

4. A metering and control polyethylene wax dosing apparatus as claimed in claim 1, wherein: The output end of the motor (2) is provided with a rotating shaft (201), and the outer wall of the rotating shaft (201) is provided with a stirring paddle (202) on both sides below.

5. A metering and control polyethylene wax dosing apparatus as claimed in claim 1, wherein: The feeding end of the eccentric rotating pump (3) is provided with a connecting pipe (302), and one end of the connecting pipe (302) is fixedly connected with the bottom end of the discharge pipe (101).

6. A metering and control polyethylene wax dosing apparatus as claimed in claim 1, wherein: The top of the heat preservation shell (4) is provided with a connector (403), and the front end and the rear end of the heat preservation shell (4) are provided with a fixed plate (404).

7. A metering and control polyethylene wax dosing apparatus as claimed in claim 6, wherein: The bottom of the fixed plate (404) is provided with a support (405) on both sides, and the gas conveying pump (401) is arranged on the other side of the top of the tank body (1).

8. A metering and control polyethylene wax dosing apparatus as claimed in claim 7, wherein: The gas inlet end of the gas conveying pump (401) is provided with a gas inlet pipe (406), one end of the gas inlet pipe (406) is fixedly connected with the top of the tank body (1), the gas outlet end of the gas conveying pump (401) is provided with a gas outlet pipe (407), one end of the gas outlet pipe (407) is fixedly connected with the top end of the connector (403), and the end face of the heat preservation shell (4) is provided with a heating wire B (408) above and below.

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