CN210586303U

CN210586303U - Occupational health laboratory ventilation structure

Info

Publication number: CN210586303U
Application number: CN201921572614.1U
Authority: CN
Inventors: 刘宏鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-05-22
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses a ventilation structure for occupational health laboratories, which comprises a laboratory main body, wherein an air outlet pipe is arranged below one side of the laboratory main body, an air inlet pipe is arranged above the laboratory main body, an oscillating device for driving the air inlet pipe and the air outlet pipe is arranged on the laboratory main body, the oscillating device comprises an air-out oscillating main body and an air-in oscillating main body, the air-out oscillating main body is connected with the air outlet pipe, the air-in oscillating main body is connected with the air inlet pipe, the air-out oscillating main body comprises a screw rod and a sector gear, a nut is in threaded connection with the screw rod, a vertical plate is arranged on one side of the nut, the utility model discloses an oscillating device which is equipped with both the air-in hopper and the air-out hopper, the oscillating device can drive the reciprocating motion of a rack through the positive and negative rotation of the screw rod, and further the sector gear can rotate clockwise, the wind scoop can shake the head with it like this to realize the air inlet and the air-out of large tracts of land, guarantee that the circulation of air is comparatively thorough.

Description

Occupational health laboratory ventilation structure

Technical Field

The utility model relates to a sanitation laboratory technical field specifically is a ventilation structure of occupational health laboratory.

Background

Occupational health laboratories are generally used for testing blood, medical solutions, etc., and the interiors thereof must be ventilated and cannot be sealed.

The existing ventilation structure is generally provided with an extraction fan and a blowing fan, one side of the existing ventilation structure blows air towards the inside of a laboratory, and the other side of the existing ventilation structure extracts air inside the laboratory to realize air circulation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an occupational health laboratory ventilation structure to solve current ventilation structure and generally for being equipped with an extraction fan and a blast fan, one side towards the inside blast air of laboratory, the another side is taken the inside air in laboratory out, realizes the circulation of air, but the convulsions and the blast air inefficiency of this kind of mode, can not the problem of the quick convulsions of large tracts of land and blast air.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an occupational health laboratory ventilation structure, includes the laboratory main part, one side below of laboratory main part is provided with out the tuber pipe, the top of laboratory main part is provided with the air-supply line, be provided with the device of shaking the head that is used for driving the air-supply line and goes out the tuber pipe in the laboratory main part, the device of shaking the head includes that the air-out shakes the head main part and shakes the head main part with the air inlet, the air-out shakes the head main part and is connected with the air-supply line, the air-out shakes the head main part and includes lead screw and sector gear, threaded connection has the nut on the lead screw, the riser is installed to one side of nut, one side that the nut was kept away from to the riser is provided with the rack, sector gear and rack toothing, the one end that the rack was kept away from to sector gear.

Preferably, the air-out main part of shaking head still includes the shell, is fixed with the linking bridge between shell and the laboratory main part, lead screw, nut, riser, rack, sector gear and connecting rod all are located the inside of shell, be connected with the round pin axle between the one end that the connecting rod is close to sector gear and the shell.

Preferably, the end of the shell is provided with a motor, and the power output end of the motor is fixed with the screw rod.

Preferably, an opening is formed in one side, close to the connecting rod, of the shell.

Preferably, the one end of air-out pipe inserts the inside of laboratory main part, and air-out pipe inserts the inside one end of laboratory main part and installs air-out fill, the top of air-out pipe is fixed with out the fan drum.

Preferably, the lower end of the air inlet pipe is inserted into the laboratory main body, an air inlet hopper is arranged at the lower end of the air inlet pipe, and an air inlet cylinder is arranged at a position, close to the upper end, of one side of the air inlet pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

the oscillating device that air supply hopper and air-out fill all were equipped with, the reciprocating motion of rack is driven in the just reversing of oscillating device accessible lead screw, and then sector gear can carry out clockwise and anticlockwise rotation, and the air hopper can shake the head thereupon like this to realize the air inlet and the air-out of large tracts of land, guarantee that the circulation of air is comparatively thorough.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the air-out oscillating main body of the utility model;

fig. 3 is the structure schematic diagram of the air intake shaking head main body of the utility model.

In the figure: 1. a laboratory body; 2. a head shaking device; 21. the air outlet oscillating main body; 211. a housing; 212. a screw rod; 213. a motor; 214. a nut; 215. a vertical plate; 216. a rack; 217. a sector gear; 218. a pin shaft; 219. a connecting rod; 22. an air inlet shaking head main body; 3. connecting a bracket; 4. an air outlet cylinder; 5. an air inlet pipe; 6. an air outlet hopper; 7. an air outlet pipe; 8. an air inlet hopper; 9. an air inlet cylinder.

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.

Please refer to fig. 1, in an embodiment of the present invention, an occupational health laboratory ventilation structure includes a laboratory main body 1, an air outlet pipe 7 is disposed below one side of the laboratory main body 1, the air outlet pipe 7 is used as an air outlet position of circulating air, one end of the air outlet pipe 7 is inserted into the laboratory main body 1, an air outlet hopper 6 is installed at one end of the air outlet pipe 7 inserted into the laboratory main body 1, an air outlet cylinder 4 is fixed above the air outlet pipe 7, air inside the laboratory main body 1 can enter the air outlet pipe 7 through the air outlet hopper 6, and then the air can be exhausted into the atmosphere through the air outlet cylinder 4, an exhaust fan should be installed inside the air outlet hopper 6, and the air inside the laboratory main body 1 is sucked into the air outlet hopper 6;

as shown in fig. 1, an air inlet pipe 5 is arranged above a laboratory main body 1, the lower end of the air inlet pipe 5 is inserted into the laboratory main body 1, an air inlet hopper 8 is arranged at the lower end of the air inlet pipe 5, an air inlet barrel 9 is arranged at a position close to the upper end of one side of the air inlet pipe 5, and outside air enters the interior of the laboratory main body 1 through the air inlet barrel 9, the air inlet pipe 5 and the air inlet hopper 8, wherein a fan is arranged in the interior of the air inlet hopper 8 and pumps the outside air into the interior of the laboratory main body 1;

referring to fig. 2, a laboratory body 1 is provided with an oscillating device 2 for driving an air inlet pipe 5 and an air outlet pipe 7, the oscillating device 2 can oscillate the air inlet funnel 8 and the air outlet funnel 6 to increase the area of inlet air and outlet air, the oscillating device 2 comprises an air outlet oscillating body 21 and an air inlet oscillating body 22, the air outlet oscillating body 21 is connected with the air outlet pipe 7, the air inlet oscillating body 22 is connected with the air inlet pipe 5, the air outlet oscillating body 21 comprises a screw rod 212 and a sector gear 217, the screw rod 212 is in threaded connection with a nut 214, one side of the nut 214 is provided with a vertical plate 215, one side of the vertical plate 215 far away from the nut 214 is provided with a rack 216, the sector gear 217 is meshed with the rack 216, one end of the sector gear 217 far away from the rack 216 is fixed with a connecting rod 219 fixed with the air outlet pipe 7, the screw rod 212 rotates to enable the nut 214 to reciprocate, the nut 214 reciprocates to enable, the rack 216 reciprocates, when the rack 216 reciprocates, the sector gear 217 can rotate forwards and backwards, and when the sector gear 217 rotates forwards and backwards, the connecting rod 219 can drive the air outlet pipe 7 to swing, so that the air hopper 6 can swing, and air can be exhausted more quickly in a larger area;

as shown in fig. 2, the outlet air shaking head body 21 further includes a housing 211, a connecting bracket 3 is fixed between the housing 211 and the laboratory body 1, the screw 212, the nut 214, the vertical plate 215, the rack 216, the sector gear 217 and the connecting rod 219 are all located inside the housing 211, a pin 218 is connected between one end of the connecting rod 219 close to the sector gear 217 and the housing 211, one side of the housing 211 close to the connecting rod 219 is opened with an opening, the end of the housing 211 is provided with the motor 213, and a power output end of the motor 213 is fixed to the screw 212, the motor 213 should use a motor capable of rotating forward and backward, so that the motor 213 can drive the screw 212 to rotate forward and backward to realize the reciprocating motion of the nut 214;

as shown in fig. 2 and fig. 3, the air outlet shaking head main body 21 and the air inlet shaking head main body 22 have the same structure, and therefore, the air inlet shaking head main body 22 is not described herein again.

The utility model discloses a theory of operation and use flow: when the device is used, the fan in the air inlet hopper 8 pumps outside air into the laboratory body 1 (the pumped air can be filtered to avoid more impurities in the air), the air flow runs from top to bottom, and the fan in the air outlet hopper 6 pumps the air out of the laboratory body 1 and the air flow escapes into the atmosphere through the air outlet hopper 6, the air outlet pipe 7 and the air outlet barrel 4 at one time;

in the using process, the oscillating device 2 can drive the air outlet hopper 6 and the air inlet hopper 8 to oscillate, specifically, the motor 213 drives the screw rod 212 to rotate forwards and backwards, the screw rod 212 rotates to enable the nut 214 to reciprocate, the nut 214 reciprocates to enable the vertical plate 215 to reciprocate, and further the rack 216 reciprocates, when the rack 216 reciprocates, the sector gear 217 can rotate forwards and backwards, when the sector gear 217 rotates forwards and backwards, the connecting rod 219 can drive the air outlet pipe 7 to oscillate, so that the air outlet hopper 6 can oscillate, and the air outlet of a larger area can be realized more quickly;

the same principle is applied to the swinging of the air inlet hopper 8.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An occupational health laboratory ventilation structure, comprising a laboratory body (1), characterized in that: one side below of laboratory main part (1) is provided with out tuber pipe (7), the top of laboratory main part (1) is provided with air-supply line (5), be provided with the device of shaking the head (2) that is used for driving air-supply line (5) and play tuber pipe (7) on laboratory main part (1), it shakes the head main part (22) including the air-out to shake head main part (21) and air inlet, the air-out shakes head main part (21) and is connected with play tuber pipe (7), the air-inlet shakes head main part (22) and is connected with air-supply line (5), the air-out shakes head main part (21) including lead screw (212) and sector gear (217), threaded connection has nut (214) on lead screw (212), riser (215) are installed to one side of nut (214), one side that nut (214) were kept away from in riser (215) is provided with rack (216), sector gear (217) and rack (216) meshing, one end of the sector gear (217), which is far away from the rack (216), is fixed with a connecting rod (219), and the connecting rod (219) is fixed with the air outlet pipe (7).

2. An occupational health laboratory ventilation structure according to claim 1, wherein: the air-out shaking head main part (21) still includes shell (211), is fixed with linking bridge (3) between shell (211) and laboratory main part (1), lead screw (212), nut (214), riser (215), rack (216), sector gear (217) and connecting rod (219) all are located the inside of shell (211), be connected with round pin axle (218) between one end that connecting rod (219) is close to sector gear (217) and shell (211).

3. An occupational health laboratory ventilation structure according to claim 2, wherein: the motor (213) is installed to the tip of shell (211), and the power take off end and the lead screw (212) of motor (213) are fixed mutually.

4. An occupational health laboratory ventilation structure according to claim 2, wherein: an opening is formed in one side, close to the connecting rod (219), of the shell (211).

5. An occupational health laboratory ventilation structure according to claim 1, wherein: the inside of going out the one end of tuber pipe (7) and inserting laboratory main part (1), and go out tuber pipe (7) and insert the inside one end of laboratory main part (1) and install out wind fill (6), the top of going out tuber pipe (7) is fixed with play dryer (4).

6. An occupational health laboratory ventilation structure according to claim 1, wherein: the lower extreme of air-supply line (5) inserts the inside of laboratory main part (1), and the lower extreme of air-supply line (5) installs air-supply line fill (8), and one side of air-supply line (5) is close to the position of upper end and installs air-supply line section of thick bamboo (9).