Constant-temperature vacuum drying box for producing oilfield chemical auxiliary agent

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By designing a vacuum drying chamber with components for feeding distribution, drying treatment, and discharge, the problem of low efficiency in the constant temperature drying process of oilfield chemical additives was solved, achieving uniform drying and rapid discharge of additives, and improving the quality of finished products.

CN223795723UActive Publication Date: 2026-01-13SHAANXI MINGRUI PETROLEUM TECH CO LTD

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Patent Information

Application Number: CN202520059313.8
Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner
Filing Date: 2025-01-10
Publication Date: 2026-01-13
Estimated Expiration: 2035-01-10

AI Technical Summary

Technical Problem

Existing constant temperature drying technology keeps the process static, resulting in low drying efficiency of oilfield chemical additives and affecting the quality of the finished product.

Method used

A constant temperature vacuum drying chamber was designed, comprising a feeding distribution component, a drying treatment component, and a discharging component. Through structures such as a feeding roller, a rotating rod, a heating tube, and a telescopic cylinder, the additives are uniformly distributed and fully dried. Combined with a vacuum pump, a vacuum state is maintained, and the desiccant is used to adsorb moisture. The discharge is accelerated by an inclined structure.

Benefits of technology

This method achieves uniform drying and rapid discharge of additives, improves drying efficiency, and ensures the quality of the finished product.

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Abstract

The utility model relates to the technical field of reagent additive drying devices, and provides a constant-temperature vacuum drying oven for oilfield chemical additive production, which comprises a shell and a conveying belt, the conveying belt is arranged in the shell, a feed distribution component is arranged in the shell, a vacuum pump is mounted at the top of the shell, and a suction hood is connected to the output end of the vacuum pump. The suction cover is located in the shell, the drying treatment assembly is arranged in the shell, the feeding hopper is fixed to the top of the shell, an inner protruding layer is arranged in the feeding hopper, a feeding roller is arranged in the feeding hopper, and the feeding roller is controlled by a motor to rotate. By means of the technical scheme, the problems that in the prior art, the constant-temperature drying effect is poor, relative static is kept in the drying process, the internal drying efficiency is reduced, and the later-period finished product quality is seriously affected are solved.

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Description

TECHNICAL FIELD

[0001] The utility model relates to reagent auxiliary agent drying device's technical field, specifically, relate to a constant temperature vacuum drying oven for oilfield chemical auxiliary agent production. BACKGROUND

[0002] In industrial production, in order to improve production process, improve product quality and output, or add the auxiliary chemical for giving the product certain application performance, the application range of chemical reagent auxiliary agent is very wide, can improve processing, mechanics, optics and aging etc. Performance, chemical reagent auxiliary agent includes liquid or solid, chemical reagent auxiliary agent needs distillation, saturation etc. Process in the extraction process, water will be attached to it, for solid chemical reagent auxiliary agent, in order to maintain its activity, it needs to be constant temperature drying, but the existing technology constant temperature drying effect is not good, relatively keeps still in the drying process, leads to internal drying efficiency reduction, seriously affects the quality of finished product quality.

[0003] Therefore, the above problems are improved. UTILITY MODEL CONTENTS

[0004] The utility model discloses a constant temperature vacuum drying oven for oilfield chemical auxiliary agent production, solves the existing technology constant temperature drying effect of related technique is not good, relatively keeps still in the drying process, leads to internal drying efficiency reduction, seriously affects the quality of finished product quality problem.

[0005] The technical scheme of the utility model is as follows: including

[0006] Shell and conveying belt, the conveying belt is arranged in the shell interior;

[0007] Feed distribution assembly, the feed distribution assembly is arranged in the shell;

[0008] Vacuum pump and suction hood, the vacuum pump is installed at the top of the shell, the suction hood is connected at the vacuum pump output end, and the suction hood is located in the shell;

[0009] Drying treatment assembly, the drying treatment assembly is arranged in the shell;

[0010] The feed distribution assembly includes a feed hopper, the feed hopper is fixed at the top of the shell, an inner convex layer is arranged in the feed hopper, a feed roller is arranged in the feed hopper, and the feed roller is rotated by a motor.

[0011] As a further technical scheme, a plurality of inverted material grooves are formed in the surface of the feed roller, a rotating rod is rotatably connected in the shell, the rotating rod is rotated by a motor, and a plurality of material pushing plates are arranged on the surface of the rotating rod.

[0012] As a further technical scheme, the drying treatment assembly comprises a plurality of heating pipes, the heating pipes are fixed inside the shell, the heating pipes are located above the conveying belt, and a bottom cavity is formed in the bottom of the shell.

[0013] As a further technical scheme, one side of the bottom cavity is of an open structure, a sealing cover is connected to the opening of the bottom cavity, mesh holes are formed in the upper surface of the bottom cavity, and a plurality of round rods are movably sleeved on the side surface of the shell.

[0014] As a further technical scheme, one end of each round rod is connected with a cross frame, telescopic air cylinders are arranged on the two sides of the shell, the output ends of the telescopic air cylinders are connected with the cross frame, and a plurality of dispersion frames are arranged on the surface of each round rod.

[0015] As a further technical scheme, the drying treatment assembly comprises a plurality of heating pipes, the heating pipes are fixed inside the shell, the heating pipes are located above the conveying belt, and a bottom cavity is formed in the bottom of the shell.

[0016] As a further technical scheme, the output end of each second air cylinder is connected with a supporting frame, a plurality of stable blocks are arranged on the bottom of the shell, a discharge port is formed in one side of the bottom of the shell, a turnover cover is rotatably connected to the outer surface of the shell, and the turnover cover is controlled to rotate by a motor.

[0017] As a further technical scheme, the surface of the shell located at the discharge port is of an inclined structure.

[0018] As a further technical scheme, the surface of the conveying belt is provided with a rubber scraper.

[0019] As a further technical scheme, the bottom surface of the stable block located below the discharge port is of an arc-shaped transition structure at a right angle.

[0020] The working principle and beneficial effects of the utility model are as follows:

[0021] 1. The feeding distribution assembly is arranged in the utility model, through the interaction of the inner convex layer, the feeding roller, the pouring groove, the rotating rod and the pushing plate and the like, the auxiliary agent can be gradually put into the shell in a rotating mode, the vacuum state in the shell can be maintained, the auxiliary agent can be uniformly distributed on the surface of the conveying belt, the auxiliary agent can be uniformly heated, and the drying efficiency can be improved.

[0022] 2. The drying treatment assembly is arranged in the utility model, through the interaction of the heating pipe, the bottom cavity, the mesh hole, the cross frame, the telescopic air cylinder and the dispersion frame and the like, the residual moisture in the auxiliary agent can be adsorbed in a drying agent adding mode, the auxiliary agent can be continuously pushed and distributed, and the moisture can be fully absorbed. BRIEF DESCRIPTION OF DRAWINGS

[0023] The utility model will be further described in detail below in combination with the drawings and specific embodiments.

[0024] Fig. 1 It is the structural diagram of the utility model;

[0025] Fig. 2 It is the axonometric view of the utility model;

[0026] Fig. 3 It is the axonometric view of the utility model;

[0027] Fig. 4 It is the axonometric view of the utility model from another angle;

[0028] In the drawing: 1, shell; 2, conveying belt; 3, vacuum pump; 4, suction hood; 5, feed distribution assembly; 5-1, feed hopper; 5-2, inner convex layer; 5-3, feed roller; 5-4, reverse feeding groove; 5-5, rotating rod; 5-6, push plate; 6, drying treatment assembly; 6-1, heating pipe; 6-2, bottom cavity; 6-3, sealing cover; 6-4, mesh; 6-5, round rod; 6-6, cross frame; 6-7, telescopic air cylinder; 6-8, dispersion frame; 7, discharge assembly; 7-1, outer frame; 7-2, second air cylinder; 7-3, support frame; 7-4, stabilizing block; 7-5, discharge port; 7-6, turnover cover; 8, rubber scraper. Specific embodiments

[0029] The technical solutions in the embodiments of the utility model will be described clearly and completely below in combination with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor are involved in the protection scope of the utility model.

[0030] As Figs. 1-4 shown, the embodiment provides a constant-temperature vacuum drying box for oil field chemical additive production, which comprises

[0031] Shell 1 and conveying belt 2, conveying belt 2 is arranged inside shell 1;

[0032] Feed distribution assembly 5, feed distribution assembly 5 is arranged in shell 1;

[0033] Vacuum pump 3 and suction hood 4, vacuum pump 3 is installed at the top of shell 1, suction hood 4 is connected to the output end of vacuum pump 3, and suction hood 4 is located in shell 1;

[0034] Drying treatment assembly 6, drying treatment assembly 6 is arranged in shell 1;

[0035] The feeding distribution assembly 5 comprises a feeding hopper 5-1 fixed at the top of the shell 1, an inner convex layer 5-2 arranged in the feeding hopper 5-1, and a feeding roller 5-3 arranged in the feeding hopper 5-1, wherein the feeding roller 5-3 is controlled to rotate by a motor, and a plurality of reverse feeding grooves 5-4 are formed on the surface of the feeding roller 5-3; a rotating rod 5-5 is rotatably connected to the inside of the shell 1 and controlled to rotate by a motor, and a plurality of pushing plates 5-6 are arranged on the surface of the rotating rod 5-5.

[0036] In this embodiment, in order to achieve the effect of uniformly distributing the additives on the surface of the conveying belt 2, the feeding distribution assembly 5 is designed, which comprises a feeding hopper 5-1 arranged at the top of the shell 1, an inner convex layer 5-2 arranged on both sides of the inside of the feeding hopper 5-1, and a feeding roller 5-3 rotatably connected to the inside of the feeding hopper 5-1, wherein the feeding roller 5-3 is in sliding fit with the surface of the inner convex layer 5-2 and the inner wall of the feeding hopper 5-1, the surface of the feeding roller 5-3 is provided with reverse feeding grooves 5-4 for feeding the additives, and when the feeding roller 5-3 rotates, the additives can be poured downward into the inside of the shell 1 through the reverse feeding grooves 5-4, and the vacuum state in the inside of the shell 1 can be maintained during the rotation; a rotating rod 5-5 is rotatably connected to the inside of the shell 1, a plurality of pushing plates 5-6 are arranged on the rotating rod 5-5, and the rotating rod 5-5 is controlled to rotate by a motor, so that the pushing plates 5-6 can be driven to rotate during feeding, the additives falling on the surface of the conveying belt 2 can be pushed flat, and the additives can be uniformly distributed on the surface of the conveying belt 2, which is convenient for drying treatment.

[0037] Further, the drying treatment assembly 6 comprises a plurality of heating pipes 6-1 fixed in the inside of the shell 1, wherein the heating pipes 6-1 are located above the conveying belt 2, a bottom cavity 6-2 is formed in the bottom of the shell 1, one side of the bottom cavity 6-2 is of an open structure, a sealing cover 6-3 is connected to the opening of the bottom cavity 6-2, a plurality of mesh holes 6-4 are formed in the upper surface of the bottom cavity 6-2, a plurality of round rods 6-5 are movably sleeved on the side surface of the shell 1, one end of each of the round rods 6-5 is connected to a horizontal frame 6-6, a plurality of dispersion frames 6-8 are arranged on the surface of each of the round rods 6-5, and a plurality of telescopic cylinders 6-7 are arranged on both sides of the shell 1, wherein the output ends of the telescopic cylinders 6-7 are connected to the horizontal frame 6-6.

[0038] In this embodiment, in order to achieve the effect of fully drying the adjuvant, a drying treatment assembly 6 is designed, a plurality of heating pipes 6-1 are arranged inside the shell 1 and located above the conveying belt 2, which can dry the adjuvant on the surface of the conveying belt 2, a bottom cavity 6-2 is opened at the bottom of the shell 1 and one side is an open structure, a sealing cover 6-3 is installed at the opening, a mesh 6-4 is opened at the top of the bottom cavity 6-2, desiccant is placed in the bottom cavity 6-2, and air is permeated through the mesh 6-4 to achieve the drying treatment effect, the adjuvant falling down will be concentrated at the bottom, distributed outside the mesh 6-4, and a plurality of round rods 6-5 are movably sleeved on one side of the shell 1 and a plurality of dispersion frames 6-8 are arranged on the surface of the round rods 6-5, the outer end of the round rod 6-5 is connected with a cross frame 6-6, and a telescopic air cylinder 6-7 is arranged on both sides of the shell 1 and connected with the cross frame 6-6, so that the round rod 6-5 can be repeatedly pushed and pulled by the telescopic air cylinder 6-7, and the adjuvant can be dispersed outside the mesh 6-4 by repeatedly moving the round rod 6-5 and the dispersion frame 6-8.

[0039] Further, the discharge assembly 7 is arranged outside the shell 1, the discharge assembly 7 includes an outer frame 7-1, the outer frame 7-1 is arranged on the outer surface of the shell 1, a pair of second air cylinders 7-2 are arranged at the bottom of the outer frame 7-1, a support frame 7-3 is connected to the output end of the second air cylinder 7-2, a plurality of stable blocks 7-4 are arranged at the bottom of the shell 1, a discharge port 7-5 is opened at one side of the bottom of the shell 1, a turnover cover 7-6 is rotatably connected to the outer surface of the shell 1, and the turnover cover 7-6 is controlled to rotate by a motor.

[0040] In this embodiment, in order to achieve the effect of rapid discharge, the discharge assembly 7 is designed, the outer frame 7-1 is arranged outside the shell 1, the bottom of the outer frame 7-1 is provided with two second air cylinders 7-2, the output end of the second air cylinder 7-2 is connected with the support frame 7-3, the second air cylinder 7-2 can be extended downward to support the shell 1 through the support frame 7-3, a plurality of support frames 7-3 are arranged at the bottom of the shell 1 to prevent slipping, a discharge port 7-5 is opened at the other side of the shell 1, a turnover cover 7-6 is arranged outside and controlled to rotate by a motor, the turnover cover 7-6 can be driven to rotate outward to be opened, and the adjuvant can be discharged outward at the discharge port 7-5.

[0041] Further, the surface of the shell 1 at the discharge port 7-5 is an inclined structure surface.

[0042] In this embodiment, by the inclined structure surface, the adjuvant can be conveniently rolled to the mesh 6-4, and conveniently discharged outward.

[0043] Further, the surface of the conveying belt 2 is provided with a rubber scraper 8.

[0044] In this embodiment, by arranging the rubber scraper 8, the adjuvant at the bottom of the shell 1 can be pushed flat when the conveying belt 2 rotates.

[0045] Further, the arc-shaped transition structure is arranged at the right angle of the bottom surface of the stable block 7-4 below the discharge port 7-5.

[0046] In the embodiment, the arc-shaped transition structure facilitates the shell 1 to produce an upward inclination angle.

[0047] When the drying treatment is needed, the auxiliary agent is put into the feeding hopper 5-1, the feeding roller 5-3 is started to guide the material in the pouring groove 5-4 into the shell 1, and falls on the surface of the conveying belt 2, the rotating rod 5-5 is started, the auxiliary agent is pushed flat by the pushing plate 5-6, the heating pipe 6-1 is started to dry the auxiliary agent, the treated auxiliary agent falls to the bottom of the shell 1 through the conveying belt 2, and is scraped flat by the rubber scraper 8, the drying agent is placed in the bottom cavity 6-2, the telescopic air cylinder 6-7 is started to repeatedly stretch and retract, the round rod 6-5 is pushed and pulled to continuously push the auxiliary agent through the dispersion frame 6-8, so that the auxiliary agent uniformly absorbs moisture through the drying agent, finally, the turnover cover 7-6 is started to open the discharge port 7-5, the second air cylinder 7-2 is started to support the shell 1 through the supporting frame 7-3, and the discharge is accelerated.

[0048] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement, improvement and the like within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A thermostatic vacuum drying oven for oil field chemical aid production, characterized in that, Comprising A shell (1) and a conveying belt (2), the conveying belt (2) is arranged inside the shell (1); A feed distribution assembly (5) arranged in the shell (1); A vacuum pump (3) mounted on the top of the shell (1), and a suction hood (4) connected to the output end of the vacuum pump (3), the suction hood (4) is located in the shell (1); A drying treatment assembly (6) arranged in the shell (1); The feed distribution assembly (5) comprises a feed hopper (5-1) fixed on the top of the shell (1), an inner convex layer (5-2) arranged in the feed hopper (5-1), and a feed roller (5-3) arranged in the feed hopper (5-1), the feed roller (5-3) rotates under the control of a motor.

2. The thermostatic vacuum drying oven for oil field chemical additive production according to claim 1, characterized in that, A plurality of inverted grooves (5-4) are formed on the surface of the feed roller (5-3), a rotating rod (5-5) is rotatably connected inside the shell (1), the rotating rod (5-5) rotates under the control of a motor, and a plurality of pushing plates (5-6) are arranged on the surface of the rotating rod (5-5).

3. The thermostatic vacuum drying oven for oil field chemical additive production according to claim 1, characterized in that, The drying treatment assembly (6) comprises a plurality of heating pipes (6-1) fixed inside the shell (1), the heating pipes (6-1) are located above the conveying belt (2), and a bottom cavity (6-2) is formed in the bottom of the shell (1).

4. The thermostatic vacuum drying oven for oil field chemical additive production according to claim 3, characterized in that, One side of the bottom cavity (6-2) is an open structure, a sealing cover (6-3) is connected to the opening of the bottom cavity (6-2), a mesh (6-4) is formed on the upper surface of the bottom cavity (6-2), and a plurality of round rods (6-5) are movably connected in the side surface of the shell (1).

5. The thermostatic vacuum drying oven for oil field chemical additive production according to claim 4, characterized in that, One end of the round rod (6-5) is connected with a horizontal frame (6-6), a telescopic cylinder (6-7) is arranged on both sides of the shell (1), the output end of the telescopic cylinder (6-7) is connected with the horizontal frame (6-6), and a plurality of dispersion frames (6-8) are arranged on the surface of the round rod (6-5).

6. The thermostatic vacuum drying oven for oil field chemical additive production according to claim 1, characterized in that, It also comprises a discharging assembly (7) arranged outside the shell (1), the discharging assembly (7) comprises an outer frame (7-1) arranged on the outer surface of the shell (1), and a pair of second cylinders (7-2) arranged at the bottom of the outer frame (7-1).

7. The thermostatic vacuum drying oven for oil field chemical additive production according to claim 6, characterized in that, The output end of the second cylinder (7-2) is connected with a support frame (7-3), a plurality of stable blocks (7-4) are arranged at the bottom of the shell (1), a discharging port (7-5) is formed on one side of the bottom of the shell (1), a turnover cover (7-6) is rotatably connected to the outer surface of the shell (1), and the turnover cover (7-6) rotates under the control of a motor.

8. The thermostatic vacuum drying oven for oil field chemical additive production according to claim 7, characterized in that, The surface of the shell (1) located at the discharging port (7-5) is an inclined structure surface.

9. The thermostatic vacuum drying oven for oil field chemical additive production according to claim 1, characterized in that, A rubber scraper (8) is arranged on the surface of the conveying belt (2).

10. The thermostatic vacuum drying oven for oil field chemical additive production according to claim 7, characterized in that, The bottom surface of the stable block (7-4) located below the discharging port (7-5) is arc-shaped at the right angle.