Novel pressure-equalizing VCD vacuum drier

Abstract

The utility model relates to a novel pressure-equalizing VCD vacuum drying machine which comprises a working table, a groove penetrating front and back is formed in the top of the working table, a vacuum bin is fixedly installed in the groove, fixing blocks are arranged at the four corners of the top end of the vacuum bin, the vacuum bin and the fixing blocks are integrally formed, and the vacuum bin is fixed to the top end of the working table through the fixing blocks. Lifting air cylinders are fixedly installed at the four corners of the top of the vacuum bin, ejector rods of the lifting air cylinders penetrate through and extend into the vacuum bin, a flow guide assembly is installed in the vacuum bin in an up-down sliding mode, and the four corners of the top of the flow guide assembly are fixedly connected with the ejector rods of the lifting air cylinders. The flow guide assembly comprises a first flow guide plate, a second flow guide plate and a third flow guide plate which are sequentially arranged in an attached mode from top to bottom, the first flow guide plate, the second flow guide plate and the third flow guide plate which are arranged in an attached mode can achieve the effects of preliminary guiding, adjusting and uniform dispersing of the flow direction of airflow, and accurate control over the airflow is achieved. And the problem of unstable airflow control in the prior art is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum gas control, in particular to a novel pressure-equalizing VCD vacuum dryer. Background Art

[0002] Traditional VCD equipment suffers from uneven pressure during the vacuuming process, which leads to poor drying results. Therefore, how to achieve pressure equalization in the cavity during the vacuuming process is a technical problem that needs to be solved urgently. Utility Model Content

[0003] The purpose of the utility model is to provide a novel pressure-equalizing VCD vacuum dryer to solve the problems existing in the above-mentioned prior art.

[0004] The above technical objectives of the present invention are achieved through the following technical solutions:

[0005] A new type of equalized pressure VCD vacuum drying machine, comprising a workbench, the top of the workbench is provided with a groove running through the front and back, a vacuum chamber is fixedly installed in the groove, the four corners of the top of the vacuum chamber are provided with fixed blocks, the vacuum chamber and the fixed blocks are integrally formed, the vacuum chamber is fixed to the top of the workbench by bolting the fixed blocks, the four corners of the top of the vacuum chamber are fixedly installed with lifting cylinders, the top rods of the lifting cylinders pass through and extend into the interior of the vacuum chamber, a guide assembly is installed inside the vacuum chamber to slide up and down, the top four corners of the guide assembly are connected to the lifting cylinders The top rod of the lowering cylinder is fixedly connected, and the guide assembly includes a first guide plate, a second guide plate and a third guide plate which are sequentially arranged from top to bottom. The first guide plate, the second guide plate and the third guide plate are all provided with densely distributed guide holes. A plurality of first positioning holes are evenly arranged axially at the top center position of the first guide plate, a plurality of second positioning holes are evenly arranged axially at the top center position of the second guide plate, and a plurality of third positioning holes are evenly arranged axially at the top center position of the third guide plate, and the number of the first positioning holes, the second positioning holes and the third positioning holes are the same.

[0006] By adopting the above technical solution, the first guide plate, the second guide plate and the third guide plate that are fitted together can complete the effect of preliminary guiding, adjusting and evenly dispersing the direction of the airflow, achieve precise control of the airflow, and avoid the problem of unstable airflow control in the existing technology.

[0007] In a further embodiment, a plurality of fixing holes are provided on the top periphery of the first guide plate, the second guide plate and the third guide plate, and the first guide plate, the second guide plate and the third guide plate are fixed by bolts.

[0008] In a further embodiment, a suction port is provided at the top center position of the vacuum chamber, a suction pipe is provided at the top center position of the vacuum chamber, the bottom end of the suction pipe is connected to the suction port, and the top end of the suction pipe is connected to a multi-way valve connector.

[0009] In a further embodiment, the peripheries of the first guide plate, the second guide plate and the third guide plate are all provided with sealing strips.

[0010] In a further embodiment, the first positioning hole, the second positioning hole and the third positioning hole all pass through from top to bottom.

[0011] In a further embodiment, the four corners of the bottom of the workbench are provided with equal-height feet.

[0012] By adopting the above technical solution, the equal-height feet can adjust the balance of the workbench, avoiding the problem of misaligned airflow adjustment due to imbalance of the workbench.

[0013] In summary, the present invention has the following beneficial effects:

[0014] 1. The first guide plate, the second guide plate and the third guide plate are arranged in close contact with each other to achieve the effect of preliminary guidance, adjustment and uniform dispersion of the airflow direction, thereby realizing precise control of the airflow and avoiding the problem of unstable airflow control in the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 is a schematic diagram for illustrating the structure of the first guide plate in Example 1;

[0017] Figure 3 is a schematic diagram for illustrating the structure of the second guide plate in Example 1;

[0018] Figure 4 is a schematic diagram for illustrating the structure of the third guide plate in Example 1;

[0019] Figure 5 It is a schematic structural diagram of the diversion component of the present utility model.

[0020] In the figure, 1. workbench; 2. vacuum chamber; 3. fixed block; 4. lifting cylinder; 5. guide assembly; 51. first guide plate; 52. second guide plate; 53. third guide plate; 6. suction pipe. DETAILED DESCRIPTION

[0021] The present invention will be described in further detail below with reference to the accompanying drawings.

[0022] The same parts are denoted by the same reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to the attached Figure 1 In the description, the terms "bottom" and "top," "inner" and "outer" refer to directions toward or away from a particular component geometry, respectively. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be understood to indicate or imply relative importance or implicitly specify the number of technical features indicated. Thus, features defined as "first" or "second" may explicitly or implicitly include one or more of such features. Throughout this specification, "plurality" means two or more, unless otherwise specifically defined in terms of the center's direction.

[0023] Example 1:

[0024] like Figure 1-Figure 5 As shown, a new type of equalized pressure VCD vacuum drying machine includes a workbench 1, a groove running through the top of the workbench 1 is provided, a vacuum chamber 2 is fixedly installed in the groove, a fixing block 3 is provided at the four corners of the top of the vacuum chamber 2, the vacuum chamber 2 and the fixing block 3 are integrally formed, the vacuum chamber 2 is bolted to the top of the workbench 1 through the fixing block 3, a lifting cylinder 4 is fixedly installed at the four corners of the top of the vacuum chamber 2, the top rods of the lifting cylinder 4 pass through and extend to the interior of the vacuum chamber 2, and the interior of the vacuum chamber 2 is fixed. The guide assembly 5 is installed on the lower sliding surface. The top four corners of the guide assembly 5 are fixedly connected to the top rod of the lifting cylinder 4. The guide assembly 5 includes a first guide plate 51, a second guide plate 52 and a third guide plate 53 that are sequentially arranged from top to bottom. The first guide plate 51, the second guide plate 52 and the third guide plate 53 are all provided with dense guide holes. The top center position of the first guide plate 51 is axially uniformly provided with a plurality of first positioning holes. The top center position of the second guide plate 52 is axially uniformly provided with a plurality of The second positioning hole and the third guide plate 53 are axially evenly provided with a plurality of third positioning holes at the top center position, and the number of the first positioning hole, the second positioning hole and the third positioning hole is the same. The top periphery of the first guide plate 51, the second guide plate 52 and the third guide plate 53 are all provided with a plurality of fixing holes. The first guide plate 51, the second guide plate 52 and the third guide plate 53 are fixed by bolts. A suction port is provided at the top center position of the vacuum chamber 2. A suction pipe 6 is provided at the top center position of the vacuum chamber 2. The bottom end of the suction pipe 6 is connected to the suction port, and the top end of the suction pipe 6 is connected to a multi-way valve joint. The multi-way valve joint is a valve joint with multiple interfaces. It is designed to enable the device to extract or transport gases of different components, greatly increasing the efficiency of gas extraction / transportation. The periphery of the first guide plate 51, the second guide plate 52 and the third guide plate 53 are all provided with sealing strips. The first positioning hole, the second positioning hole and the third positioning hole are all passed through from top to bottom. The four corners of the bottom of the workbench 1 are provided with equal height pads.

[0025] Specific implementation process: The first guide plate, the second guide plate and the third guide plate that are fitted together can complete the effect of preliminary guiding, adjusting and evenly dispersing the direction of the airflow, achieve precise control of the airflow, and avoid the problem of unstable airflow control in the existing technology.

[0026] The lifting cylinder 4 can control the height position of the guide assembly 5 in the vacuum chamber 2, so as to achieve a better airflow guiding effect of the guide assembly 5. The airflow can be initially broken up and guided through the dense guide holes on the first guide plate. The airflow broken up and guided by the first guide plate can be precisely guided through the dense guide holes on the second guide plate. The third guide plate can further disperse the guided airflow to make the airflow more uniform. Compared with the traditional single-layer guide plate setting, this method makes the guide assembly thinner while achieving a precise guiding effect on the gas.

[0027] In the embodiments disclosed in this utility model, the terms "installed," "connected," "connected," and "fixed" should be understood in a broad sense. For example, "connected" can mean a fixed connection, a detachable connection, or an integral connection; "connected" can mean a direct connection or an indirect connection through an intermediary. Those skilled in the art will understand the specific meanings of the above terms in the embodiments disclosed in this utility model based on specific circumstances.

[0028] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed. However, as long as they are within the scope of the claims of the present invention, they are protected by patent law.

Claims

1. A new type of pressure-equalizing VCD vacuum dryer, characterized by: The invention comprises a workbench (1), wherein the top of the workbench (1) is provided with a groove running through the front and back, a vacuum chamber (2) is fixedly installed in the groove, the four corners of the top of the vacuum chamber (2) are provided with fixed blocks (3), the vacuum chamber (2) and the fixed blocks (3) are integrally formed, the vacuum chamber (2) is bolted to the top of the workbench (1) through the fixed blocks (3), the four corners of the top of the vacuum chamber (2) are fixedly installed with lifting cylinders (4), the top rods of the lifting cylinders (4) pass through and extend into the interior of the vacuum chamber (2), the interior of the vacuum chamber (2) is provided with a guide assembly (5) which slides up and down, the four corners of the top of the guide assembly (5) are connected to the lifting cylinders (4). The top rod of (4) is fixedly connected, and the guide assembly (5) includes a first guide plate (51), a second guide plate (52) and a third guide plate (53) which are sequentially arranged from top to bottom. The first guide plate (51), the second guide plate (52) and the third guide plate (53) are all provided with densely distributed guide holes. A plurality of first positioning holes are evenly arranged axially at the top center position of the first guide plate (51), a plurality of second positioning holes are evenly arranged axially at the top center position of the second guide plate (52), and a plurality of third positioning holes are evenly arranged axially at the top center position of the third guide plate (53), and the number of the first positioning holes, the second positioning holes and the third positioning holes are consistent.

2. A novel pressure-equalizing VCD vacuum dryer according to claim 1, characterized in that: The top peripheries of the first guide plate (51), the second guide plate (52) and the third guide plate (53) are all provided with a plurality of fixing holes, and the first guide plate (51), the second guide plate (52) and the third guide plate (53) are fixed by bolt connection.

3. The novel pressure-equalizing VCD vacuum dryer according to claim 1, characterized in that: A suction port is provided at the center of the top of the vacuum chamber (2), a suction pipe (6) is provided at the center of the top of the vacuum chamber (2), the bottom end of the suction pipe (6) is connected to the suction port, and the top end of the suction pipe (6) is connected to a multi-way valve joint.

4. The novel pressure-equalizing VCD vacuum dryer according to claim 1, characterized in that: The peripheries of the first guide plate (51), the second guide plate (52) and the third guide plate (53) are all provided with sealing strips.

5. The novel pressure-equalizing VCD vacuum dryer according to claim 1, characterized in that: The first positioning hole, the second positioning hole and the third positioning hole all pass through from top to bottom.

6. The novel pressure-equalizing VCD vacuum dryer according to claim 1, characterized in that: The four corners of the bottom of the workbench (1) are all provided with equal-height feet.

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