CN213630855U

CN213630855U - Laboratory variable air volume controller

Info

Publication number: CN213630855U
Application number: CN202022568562.XU
Authority: CN
Inventors: 徐元平; 盛伟; 李颖
Original assignee: Nanjing Bosen Technology Co ltd
Current assignee: Nanjing Bosen Technology Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-07-06
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses a laboratory variable air volume controller, including accuse wind cabinet, holding ring, side spout and division board, the upper surface intermediate position of accuse wind cabinet runs through and installs main ventilation pipe, the holding ring activity sets up in the outside of shunt tubes, and the side one end welding of holding ring has the dead lever, side spout symmetry is seted up in the outside both sides of shunt tubes, and the side fixed mounting of shunt tubes has the fixed plate, the lower extreme welding of dead lever has the horizontal pole, and the lower part bilateral symmetry of horizontal pole installs the locating plate, the shock attenuation board passes through spacing spring and horizontal pole interconnect, and the lower extreme outside fixed mounting of shock attenuation board has the sponge board, division board fixed mounting is at the medial surface of shunt tubes. This large-scale AC motor convenient to overhaul adopts neotype structural design for this device can be consolidated and the shock attenuation is handled the mounting structure of equipment, and is provided with gaseous filtration of selecting among the device, increases the performance of device.

Description

Laboratory variable air volume controller

Technical Field

The utility model relates to a laboratory variable air volume control appearance technical field specifically is laboratory variable air volume control appearance.

Background

The laboratory variable air volume controller is a device for controlling air volume, and usually needs to adjust a specific pressure difference in a laboratory due to the particularity of the interior of the laboratory, and can flow at a certain constant speed and flow direction when air needs to be kept circulating indoors, so that the air volume controller needs to be used for adjusting the air flow in the laboratory.

With the continuous installation and use of the laboratory variable air volume controller, the following problems are found in the use process:

1. some current laboratory variable air volume control appearance receive the influence of inside amount of wind velocity of flow at the in-process that uses, and external equipment produces vibrations, not only produces the noise, produces the influence to the connectivity structure leakproofness in business turn over wind gap simultaneously.

2. And some current laboratory variable air volume control appearance are not convenient for carry out filtration treatment to the gas of importing according to the requirement condition of circulating air in the in-process of using, and equipment use functionality is lower.

Therefore, it is necessary to design a laboratory variable air volume controller in view of the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laboratory variable air volume controller to provide some laboratory variable air volume controllers that have now in solving above-mentioned background art and receive the influence of inside amount of wind velocity at the in-process that uses, external equipment produces vibrations, not only produce the noise, simultaneously to the intercommunication structure leakproofness in business turn over wind gap production influence, and some laboratory variable air volume controllers that have now are not convenient for according to the requirement condition of circulating air at the in-process that uses, carry out filtration treatment to leading-in gas, the lower problem of equipment service functionality.

In order to achieve the above object, the utility model provides a following technical scheme: the laboratory variable air volume controller comprises an air control cabinet, a positioning ring, a side chute and a partition board, wherein a main ventilation pipe is arranged at the middle position of the upper surface of the air control cabinet in a penetrating way, a shunt pipe is fixedly arranged at the upper end of the main ventilation pipe, an electromagnetic valve is arranged on the outer side surface of the shunt pipe, the positioning ring is movably arranged outside the shunt pipe, a fixing rod is welded at one end of the side surface of the positioning ring, an internal thread block is fixedly arranged at the other end of the side surface of the positioning ring, the side chute is symmetrically arranged at two sides of the outer part of the shunt pipe, a fixing plate is fixedly arranged at the side surface of the shunt pipe, a screw rod is rotatably arranged at the middle position inside the fixing plate, a cross rod is welded at the lower end of the fixing rod, positioning plates are symmetrically, and the lower extreme outside fixed mounting of shock attenuation board has the sponge board, division board fixed mounting has the medial surface at the shunt tubes, and the ventilation groove has been seted up to the inside of division board to the side fixed mounting of division board has the filter tube, and the inside fixed mounting of filter tube has the active carbon pipe simultaneously.

Preferably, the shunt tubes are symmetrically provided with 2 shunt tubes, and the 2 shunt tubes and the main ventilation pipe form a mutual communication structure.

Preferably, the locating ring passes through the side spout and constitutes sliding construction with the shunt tubes, and locating ring, dead lever and internal thread piece three be integrated into one piece structure to dead lever front view is "7" shape structure.

Preferably, the internal thread block is in threaded connection with the screw rod, and the height of the screw rod is equal to that of the side sliding groove.

Preferably, the damping plate and the cross rod form a telescopic structure through the built-in rod, the lower surface of the damping plate and the lower surface of the positioning plate are located at the same horizontal plane, and the damping plate and the cross rod form an elastic structure through the limiting spring.

Preferably, the filter pipes are installed at the inner side of the partition board at equal intervals, the filter pipes and the shunt pipe form a mutual communication structure through the ventilation groove, and the outer diameter of the filter pipes is equal to that of the activated carbon pipes.

Compared with the prior art, the beneficial effects of the utility model are that: the large alternating current motor convenient to overhaul adopts a novel structural design, so that the device can be conveniently reinforced according to the installation condition of equipment, a vibration buffering and silencing structure is arranged in the device, the stability of the equipment in the use process is improved, and meanwhile, an air filtering treatment structure is arranged in the device, so that the use function of the equipment is increased;

1. the positioning ring is arranged on the sliding structure, the inner thread block is arranged in a threaded connection mode, in the installation process, according to the position relation of the main ventilation pipe and the wind flow pipe corresponding to the wind control cabinet, the rotating screw rod controls the positioning ring to slide up and down through the transmission structure, the positioning ring drives the positioning plate to move up and down through the fixing structure, the positioning plate is attached to the upper end of the wind control cabinet, the installation position of the wind control cabinet is reinforced, meanwhile, in the use process of the wind control cabinet, the vibration plate can elastically move up and down to absorb the vibration amplitude generated outside the wind control cabinet, and the stability of the wind control cabinet in the use process is improved;

2. the filter tube that equidistant setting, at the in-process that uses, according to the gaseous demand in laboratory, the gaseous shunt tubes that get into of selectivity control, if it is not high to gaseous requirement, can control the air and directly outwards discharge through the shunt tubes on right side, if it is higher to gaseous requirement, control gaseous entering left shunt tubes, outwards discharge behind the filtering action through the activated carbon pipe in, increase the functionality that the device used, reduce the loss of use of activated carbon pipe simultaneously.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the front structure of the screw rod of the present invention;

FIG. 3 is a front view of the damping plate of the present invention;

fig. 4 is a schematic front sectional view of the activated carbon tube of the present invention.

In the figure: 1. a wind control cabinet; 2. a primary vent pipe; 3. a shunt tube; 4. an electromagnetic valve; 5. a positioning ring; 6. fixing the rod; 7. an internal thread block; 8. a side chute; 9. a fixing plate; 10. a screw rod; 11. a cross bar; 12. positioning a plate; 13. a built-in rod; 14. a damper plate; 15. a limiting spring; 16. a sponge plate; 17. a separator plate; 18. a ventilation slot; 19. a filter tube; 20. an activated carbon tube.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the laboratory variable air volume controller comprises an air control cabinet 1, a main ventilation pipe 2, shunt pipes 3, an electromagnetic valve 4, a positioning ring 5, a fixed rod 6, an internal thread block 7, a side sliding groove 8, a fixed plate 9, a lead screw 10, a cross rod 11, a positioning plate 12, a built-in rod 13, a damping plate 14, a limiting spring 15, a sponge plate 16, a partition plate 17, a ventilation groove 18, a filter pipe 19 and an activated carbon pipe 20, wherein the main ventilation pipe 2 is installed at the middle position of the upper surface of the air control cabinet 1 in a penetrating manner, the shunt pipes 3 are fixedly installed at the upper end of the main ventilation pipe 2, the electromagnetic valve 4 is installed on the outer side surface of the shunt pipes 3, the positioning ring 5 is movably arranged outside the shunt pipes 3, the fixed rod 6 is welded at one end of the side surface of the positioning ring 5, the internal thread block 7 is fixedly installed at the other end of the side, and the inside intermediate position of fixed plate 9 rotates installs lead screw 10, the lower extreme welding of dead lever 6 has horizontal pole 11, and the lower part bilateral symmetry of horizontal pole 11 installs locating plate 12, and horizontal pole 11 is through built-in pole 13 and shock attenuation board 14 interconnect, shock attenuation board 14 is through spacing spring 15 and horizontal pole 11 interconnect, and the lower extreme outside fixed mounting of shock attenuation board 14 has sponge board 16, division board 17 fixed mounting is at the medial surface of shunt tubes 3, and division board 17's inside has seted up ventilation slot 18, and division board 17's side fixed mounting has filter tube 19, the inside fixed mounting of filter tube 19 has activated carbon tube 20 simultaneously.

In the embodiment, 2 shunt pipes 3 are symmetrically arranged, 2 shunt pipes 3 and a main vent pipe 2 form a mutual communication structure, and the corresponding shunt pipes 3 are selected to discharge gas according to the gas quality required by a laboratory;

the positioning ring 5 and the shunt pipe 3 form a sliding structure through the side sliding groove 8, the positioning ring 5, the fixing rod 6 and the internal thread block 7 form an integrated structure, the front view of the fixing rod 6 is in a 7-shaped structure, and the sliding position of the positioning ring 5 is adjusted, so that the fixing rod 6 and the positioning plate 12 are controlled to move up and down for adjustment;

the inner thread block 7 is in threaded connection with the screw rod 10, the height of the screw rod 10 is equal to that of the side sliding groove 8, the screw rod 10 is rotated to control the inner thread block 7 to move up and down, and the inner thread block 7 drives the positioning ring 5 to slide up and down;

the damping plate 14 and the cross rod 11 form a telescopic structure through the built-in rod 13, the lower surface position of the damping plate 14 and the lower surface position of the positioning plate 12 are in the same horizontal plane position, the damping plate 14 and the cross rod 11 form an elastic structure through the limiting spring 15, the damping plate 14 buffers the vibration force through compressing the limiting spring 15, the stability of the air control cabinet 1 in the using process is further improved, and meanwhile, the sponge plate 16 arranged at the lower end of the damping plate 14 can absorb vibration noise and reduce noise pollution;

the filter pipes 19 are installed at the inner side of the isolation plate 17 at equal intervals, the filter pipes 19 and the shunt pipes 3 form a mutual communication structure through the ventilation grooves 18, the outer diameter of each filter pipe 19 is equal to that of each activated carbon pipe 20, gas enters the shunt pipe 3 on the left side, the gas is shunted into different filter pipes 19 through the ventilation grooves 18 and passes through the activated carbon pipes 20 on the inner side, and the quality of the discharged gas is improved under the filtering treatment effect of the activated carbon pipes 20.

The working principle is as follows: when the device is used, firstly, according to the structure shown in the figures 1, 2 and 3, when the device is installed, the corresponding relation between the positions of the main ventilation pipe 2 and the air control cabinet 1 is adjusted according to the height condition of the air control cabinet 1 from the top surface (the main ventilation pipe 2 and the air control cabinet 1 are in through connection and can slide up and down to be adjusted and fixed, and the part of the lower end of the main ventilation pipe 2 is cut and processed), after the device is installed, the air flow pipe 3 and the exhaust structure of the top surface are correspondingly connected, then, according to the condition of adjusting and installing, the screw rod 10 is controlled to rotate, the screw rod 10 is in threaded connection with the internal thread block 7, the internal thread block 7 is driven to move up and down under the action of threaded transmission, the internal thread block 7 drives the positioning ring 5 to slide up and down outside the shunt pipe 3 through the side sliding grooves 8, the positioning ring 5 drives the fixing plates 9 at two sides to move up and, the rotation adjustment is stopped, after the equipment is communicated and used, the external part of the air control cabinet 1 is affected by the flow velocity of the internal gas to generate local vibration in the using process, the vibration plate 14 at the upper end buffers the vibration force through the compression limiting spring 15, the stability of the air control cabinet 1 in the using process is further improved, and meanwhile, the sponge plate 16 arranged at the lower end of the vibration plate 14 can absorb vibration noise and reduce noise pollution;

subsequently, according to the structure shown in fig. 1 and fig. 4, during the use process, according to the gas condition required by the laboratory, the gas is selectively controlled to enter the corresponding shunt tubes 3, if the laboratory does not require the quality of the gas, the electromagnetic valve outside the right shunt tube 3 is opened to control the gas to be discharged outwards, if the quality requirement of the gas is higher, the electromagnetic valve outside the left shunt tube 3 is opened, the gas enters the left shunt tube 3, the gas is shunted into different filter tubes 19 through the ventilation groove 18 and passes through the inner activated carbon tube 20, the quality of the discharged gas is improved under the filtering treatment effect of the activated carbon tube 20, and the partial composition structure increases the use function of the device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Laboratory variable air volume control appearance, including accuse wind cabinet (1), holding ring (5), side spout (8) and division board (17), its characterized in that: the air control cabinet is characterized in that a main ventilation pipe (2) is installed in the middle of the upper surface of the air control cabinet (1) in a penetrating mode, a shunt pipe (3) is fixedly installed at the upper end of the main ventilation pipe (2), a solenoid valve (4) is installed on the outer side surface of the shunt pipe (3), a positioning ring (5) is movably arranged outside the shunt pipe (3), a fixing rod (6) is welded at one end of the side surface of the positioning ring (5), an inner thread block (7) is fixedly installed at the other end of the side surface of the positioning ring (5), side sliding grooves (8) are symmetrically arranged on two sides of the outer portion of the shunt pipe (3), a fixing plate (9) is fixedly installed on the side surface of the shunt pipe (3), a screw rod (10) is rotatably installed at the middle of the inner portion of the fixing plate (9), a cross rod, and horizontal pole (11) are through built-in pole (13) and shock attenuation board (14) interconnect, shock attenuation board (14) are through spacing spring (15) and horizontal pole (11) interconnect, and the lower extreme outside fixed mounting of shock attenuation board (14) has sponge board (16), division board (17) fixed mounting is at the medial surface of shunt tubes (3), and ventilation groove (18) have been seted up to the inside of division board (17) to the side fixed mounting of division board (17) has filter tube (19), and the inside fixed mounting of filter tube (19) has activated carbon tube (20) simultaneously.

2. The laboratory variable air volume control instrument according to claim 1, characterized in that: shunt tubes (3) symmetry is provided with 2, and 2 shunt tubes (3) all constitute the structure that communicates each other with main ventilation pipe (2).

3. The laboratory variable air volume control instrument according to claim 1, characterized in that: the locating ring (5) forms a sliding structure with the shunt pipe (3) through the side sliding groove (8), the locating ring (5), the fixing rod (6) and the internal thread block (7) are of an integrated structure, and the front view of the fixing rod (6) is of a 7-shaped structure.

4. The laboratory variable air volume control instrument according to claim 1, characterized in that: the inner thread block (7) is in threaded connection with the screw rod (10), and the height of the screw rod (10) is equal to that of the side sliding groove (8).

5. The laboratory variable air volume control instrument according to claim 1, characterized in that: the damping plate (14) and the cross rod (11) form a telescopic structure through the built-in rod (13), the lower surface position of the damping plate (14) and the lower surface position of the positioning plate (12) are located at the same horizontal plane position, and the damping plate (14) and the cross rod (11) form an elastic structure through the limiting spring (15).

6. The laboratory variable air volume control instrument according to claim 1, characterized in that: the filter pipes (19) are installed on the inner side of the isolation plate (17) at equal intervals, the filter pipes (19) and the shunt pipes (3) form a mutual communication structure through the ventilation grooves (18), and the outer diameter of each filter pipe (19) is equal to that of the activated carbon pipe (20).