CN213397225U

CN213397225U - Laboratory is with sealed amount of wind cover of over-and-under type

Info

Publication number: CN213397225U
Application number: CN202022879072.1U
Authority: CN
Inventors: 邓平; 刘志权
Original assignee: Hangzhou Yiguangnian Testing Technology Co ltd
Current assignee: Hangzhou Yiguangnian Testing Technology Co ltd
Priority date: 2020-12-05
Filing date: 2020-12-05
Publication date: 2021-06-08
Anticipated expiration: 2030-12-05

Abstract

The utility model discloses a laboratory is with sealed amount of wind cover of over-and-under type, concretely relates to amount of wind cover field, including adjustment mechanism, adjustment mechanism's inside is provided with the installing frame, the inside of installing frame is provided with the second threaded rod, the first bevel gear of outside fixedly connected with of second threaded rod, one side inside interlude of installing frame has first threaded rod, first threaded rod is located fixedly connected with second gear above the inside one side outer wall of installing frame. The utility model discloses when using, open the motor, rotate through the motor and drive the second threaded rod and rotate, then drive the screw sleeve and rotate, because the screw thread of screw sleeve is opposite with the screw thread of second threaded rod, under the limiting displacement of the gag lever post of the left and right sides, the screw sleeve is perpendicular up-and-down motion together with bottom plate and amount of wind cover under the rotation of second threaded rod to realize the raising and lowering functions of amount of wind cover.

Description

Laboratory is with sealed amount of wind cover of over-and-under type

Technical Field

The utility model relates to an amount of wind cover technical field, more specifically says, the utility model relates to a laboratory is with sealed amount of wind cover of over-and-under type.

Background

The air volume cover mainly comprises three parts: the air volume cover body, the base and the PDA. The air volume cover body is mainly used for collecting air volume and collecting air to the wind speed homogenizer on the basis. After the high-efficiency filter of the air purification system is installed in a production workshop of a pharmaceutical enterprise, in order to confirm and check whether the air volume meets the requirement.

But need use the ventilation condition of amount of wind cover in to air purification system certain time to test usually, need the tester hand to lift the amount of wind cover to reach the air outlet when testing usually, long-time operation can make tester arm ache, when the workshop top is higher, a tester can not accomplish the test task, need set up the platform and many people operate just can accomplish, cause a large amount of wastes like this, the quality of having reduced the test and increased the time of test, efficiency greatly reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defect of prior art, the embodiment of the utility model provides a laboratory is with sealed amount of wind cover of over-and-under type realizes the lift of amount of wind cover through setting up adjustment mechanism to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lifting type sealed air volume cover for a laboratory comprises an adjusting mechanism, wherein an installation frame is arranged inside the adjusting mechanism, a second threaded rod is arranged inside the installation frame, a first bevel gear is fixedly connected to the outside of the second threaded rod, a first threaded rod is inserted into one side of the installation frame, a second gear is fixedly connected to the first threaded rod, which is positioned on the outer wall of one side inside the installation frame, a first metal supporting rod is inserted into the installation frame, a third gear is fixedly connected to the outer wall of one side, which is positioned inside the installation frame, a second bevel gear is fixedly connected to both sides of the first metal supporting rod, which is positioned on the outside of the installation frame and on the left and right sides inside the adjusting mechanism, a second metal supporting rod is arranged on the outside of the installation frame, and second bevel gears are fixedly connected to the lower ends of the two second metal supporting rods, the upper ends of the two second bevel gears are fixedly connected with a first gear, the upper end of the mounting frame is provided with a threaded sleeve, the upper end of the second threaded rod is in threaded connection with the threaded sleeve, and the upper end of the threaded sleeve is fixedly connected with a bottom plate;

the inside of bottom plate is provided with the carousel, the upper end of carousel is provided with the amount of wind cover.

In a preferred embodiment, a threaded block is arranged at the connection part of the first threaded rod and the adjusting mechanism, and a crank is fixedly connected to one end of the first threaded rod and the end of the first threaded rod, which is positioned outside the adjusting mechanism.

In a preferred embodiment, one end of the first threaded rod, which is located inside the mounting frame, is also fixedly connected with first bevel gears, two of the first bevel gears are in meshed connection, and the second gear is in meshed connection with the third gear.

In a preferred embodiment, the left side and the right side of the lower end of the bottom plate are fixedly connected with limit rods, and the connecting parts of the two limit rods and the adjusting mechanism are provided with limit sleeve blocks.

In a preferred embodiment, a full-circle tooth socket plate is arranged on the inner wall of the rotary disc, and the tooth socket plate is in meshed connection with the two first gears.

In a preferred embodiment, four universal wheels are fixedly connected to the bottom of the adjusting mechanism, a motor is fixedly connected to the lower end of the second threaded rod, and the lower end of the motor is fixedly connected to the inner bottom of the adjusting mechanism.

In a preferred embodiment, a bearing is arranged between the lower end of the rotating disc and the lower end inside the bottom plate, and the rotating disc is movably connected with the bottom plate through the bearing.

The utility model discloses a technological effect and advantage:

1. by arranging the adjusting mechanism, when the air volume hood is used, the motor is started, the second threaded rod is driven to rotate through the rotation of the motor, then the threaded sleeve is driven to rotate, and due to the fact that the threads of the threaded sleeve are opposite to those of the second threaded rod, under the limiting action of the limiting rods on the left side and the right side, the threaded sleeve, the bottom plate and the air volume hood vertically move up and down under the rotation of the second threaded rod, and therefore the lifting function of the air volume hood is achieved;

2. when using, the position direction of installation need be aimed at to the amount of wind cover in the installation, through waveing the crank, under the effect of screw thread piece, first threaded rod can horizontal migration, then make the first bevel gear of first threaded rod one end and the first bevel gear of second threaded rod outer wall upper end press close to the meshing, then rotate through the second threaded rod and drive first threaded rod and rotate, and then drive the first gear rotation of the second metal branch upper end of both sides through two second bevel gears, and then drive carousel and the amount of wind cover and rotate under the effect of flute plate and bearing, thereby change the direction of amount of wind cover, simple structure convenient to use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the connection internal structure of the turntable and the bottom plate of the present invention.

Fig. 3 is the schematic view of the internal structure of the threaded sleeve connected with the second threaded rod.

Fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

The reference signs are: 100. an adjustment mechanism; 101. an air volume cover; 102. a turntable; 103. a base plate; 104. a limiting sleeve block; 105. a crank; 106. a thread block; 107. a first threaded rod; 109. a motor; 110. a universal wheel; 111. a first bevel gear; 112. a first metal strut; 113. installing a frame; 114. a second threaded rod; 115. a limiting rod; 116. a threaded bushing; 117. a second metal strut; 118. a first gear; 119. a bearing; 120. a tooth socket plate; 121. a second bevel gear; 122. a second gear; 123. a third gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the lifting sealed air volume hood for the laboratory comprises an adjusting mechanism 100, a mounting frame 113 is arranged inside the adjusting mechanism 100, a second threaded rod 114 is arranged inside the mounting frame 113, a first bevel gear 111 is fixedly connected to the outside of the second threaded rod 114, a first threaded rod 107 is inserted into one side of the mounting frame 113, a second gear 122 is fixedly connected to the outer wall of the first threaded rod 107 on the side inside the mounting frame 113, a first metal supporting rod 112 is inserted into the mounting frame 113, a third gear 123 is fixedly connected to the outer wall of the first metal supporting rod 112 on the side inside the mounting frame 113, second bevel gears 121 are fixedly connected to both sides of the first metal supporting rod 112 outside the mounting frame 113, second metal supporting rods 117 are arranged on both sides of the outside of the mounting frame 113 and inside the adjusting mechanism 100, and second bevel gears 121 are fixedly connected to the lower ends of the two second metal supporting rods 117, the upper ends of the two second bevel gears 121 are fixedly connected with a first gear 118, the upper end of the mounting frame 113 is provided with a threaded sleeve 116, the upper end of the second threaded rod 114 is in threaded connection with the threaded sleeve 116, and the upper end of the threaded sleeve 116 is fixedly connected with a bottom plate 103;

a turntable 102 is arranged in the bottom plate 103, and an air volume cover 101 is arranged at the upper end of the turntable 102.

As shown in fig. 1, a thread block 106 is disposed at a connection portion of the first threaded rod 107 and the adjusting mechanism 100, and a crank 105 is fixedly connected to one end of the first threaded rod 107 and an end of the first threaded rod 107 located outside the adjusting mechanism 100, so that the first threaded rod 107 is driven to rotate by shaking the crank 105.

As shown in fig. 4, one end of the first threaded rod 107 located inside the mounting frame 113 is also fixedly connected with a first bevel gear 111, the two first bevel gears 111 are in meshed connection, and the second gear 122 is in meshed connection with a third gear 123, so that the first threaded rod 107 drives the second gear 122 to rotate, and then the third gear 123 and the first metal strut 112 are driven to rotate by the second gear 122.

As shown in the drawing, both sides of the lower end of the bottom plate 103 are fixedly connected with limiting rods 115, and the connecting parts of the two limiting rods 115 and the adjusting mechanism 100 are provided with limiting sleeve blocks 104, so that the threaded sleeve 116 cannot drive the bottom plate 103 to rotate through the limitation of the limiting rods 115.

As shown in fig. 2, a complete ring of alveolar plate 120 is disposed on the inner wall of the rotary disc 102, and the alveolar plate 120 is in meshed connection with the two first gears 118, so that the first gears 118 are driven to rotate by the rotation of the alveolar plate 120.

As shown in fig. 1, four universal wheels 110 are fixedly connected to the bottom of the adjusting mechanism 100, a motor 109 is fixedly connected to the lower end of the second threaded rod 114, and the lower end of the motor 109 is fixedly connected to the inner bottom of the adjusting mechanism 100, so that the motor 109 rotates to drive the second threaded rod 114 to rotate.

As shown in the drawing, a bearing 119 is arranged between the lower end of the turntable 102 and the inner lower end of the bottom plate 103, and the turntable 102 is movably connected with the bottom plate 103 through the bearing 119, so that the turntable 102 can rotate more easily through the bearing 119 to reduce friction.

The utility model discloses the theory of operation: by arranging the adjusting mechanism 100, when in use, the motor 109 is started, the motor 109 rotates to drive the second threaded rod 114 to rotate, and then the threaded sleeve 116 is driven to rotate, because the threads of the threaded sleeve 116 are opposite to those of the second threaded rod 114, under the limiting action of the limiting rods 115 at the left side and the right side, the threaded sleeve 116, the bottom plate 103 and the air volume cover 101 vertically move up and down under the rotation of the second threaded rod 114, so that the lifting function of the air volume cover 101 is realized, in addition, the air volume cover 101 needs to be aligned to the installation position direction in the installation process, by shaking the crank 105, under the action of the threaded block 106, the first threaded rod 107 can horizontally move, then the first bevel gear 111 at one end of the first threaded rod 107 is closely meshed with the first bevel gear 111 at the upper end of the outer wall of the second threaded rod 114, and then the first threaded rod 107 is driven to rotate through, and then the two second bevel gears 121 drive the first gears 118 at the upper ends of the second metal support rods 117 at two sides to rotate, and further the rotary disc 102 and the air volume cover 101 are driven to rotate under the action of the tooth socket plate 120 and the bearing 119, so that the direction of the air volume cover 101 is changed, and the air volume cover is convenient to use and simple in structure.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a laboratory is with sealed amount of wind cover of over-and-under type, includes adjustment mechanism (100), its characterized in that: the inside of adjustment mechanism (100) is provided with installing frame (113), the inside of installing frame (113) is provided with second threaded rod (114), the first bevel gear (111) of outside fixedly connected with of second threaded rod (114), first threaded rod (107) have been interlude to one side inside of installing frame (113), first threaded rod (107) are located fixedly connected with second gear (122) above the inside one side outer wall of installing frame (113), first metal branch (112) have been interlude to the inside of installing frame (113), first metal branch (112) are located fixedly connected with third gear (123) above the inside one side outer wall of installing frame (113), first metal branch (112) are located the equal fixedly connected with second bevel gear (121) in outside both sides of installing frame (113), the outside of installing frame (113) just is located the inside left and right sides of adjustment mechanism (100) all is provided with second metal branch (117) ) The lower ends of the two second metal supporting rods (117) are fixedly connected with second bevel gears (121) in the same way, the upper ends of the two second bevel gears (121) are fixedly connected with first gears (118), the upper end of the mounting frame (113) is provided with a threaded sleeve (116), the upper end of the second threaded rod (114) is in threaded connection with the threaded sleeve (116), and the upper end of the threaded sleeve (116) is fixedly connected with a bottom plate (103);

a rotary table (102) is arranged in the bottom plate (103), and an air volume cover (101) is arranged at the upper end of the rotary table (102).

2. The lift type sealed air volume hood for the laboratory according to claim 1, wherein: the connection part of the first threaded rod (107) and the adjusting mechanism (100) is provided with a threaded block (106), and one end of the first threaded rod (107) is fixedly connected with a crank (105) and is positioned at one end outside the adjusting mechanism (100).

3. The lift type sealed air volume hood for the laboratory according to claim 1, wherein: one end of the first threaded rod (107) located inside the mounting frame (113) is also fixedly connected with a first bevel gear (111), the two first bevel gears (111) are in meshed connection, and the second gear (122) is in meshed connection with the third gear (123).

4. The lift type sealed air volume hood for the laboratory according to claim 1, wherein: limiting rods (115) are fixedly connected to the left side and the right side of the lower end of the bottom plate (103), and limiting sleeve blocks (104) are arranged at the connecting parts of the two limiting rods (115) and the adjusting mechanism (100).

5. The lift type sealed air volume hood for the laboratory according to claim 1, wherein: the inner wall of the rotary table (102) is provided with a full circle of tooth socket plates (120), and the tooth socket plates (120) are meshed with the two first gears (118).

6. The lift type sealed air volume hood for the laboratory according to claim 1, wherein: the bottom fixedly connected with four universal wheels (110) of adjustment mechanism (100), the lower extreme fixedly connected with motor (109) of second threaded rod (114), the lower extreme of motor (109) with the interior bottom fixed connection of adjustment mechanism (100).

7. The lift type sealed air volume hood for the laboratory according to claim 1, wherein: a bearing (119) is arranged between the lower end of the rotary disc (102) and the lower end in the bottom plate (103), and the rotary disc (102) is movably connected with the bottom plate (103) through the bearing (119).