CN214891761U

CN214891761U - Air quality detection device for testing of fresh air system

Info

Publication number: CN214891761U
Application number: CN202121412315.9U
Authority: CN
Inventors: 张露
Original assignee: Xi'an Dongjian Environmental Engineering Co ltd
Current assignee: Xi'an Dongjian Environmental Engineering Co ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2021-11-26
Anticipated expiration: 2031-06-24

Abstract

The utility model provides an air quality detection device for fresh air system test, which comprises a detection assembly, the detection assembly comprises a shell, a detection cavity is arranged at the center inside the shell, negative pressure grooves are arranged on the outer wall of one side of the shell in parallel and symmetrically, a fixing assembly is arranged inside the negative pressure grooves, the fixing assembly comprises a negative pressure sucker, one side of the negative pressure groove close to the outside of the shell is provided with the negative pressure sucker, the inner wall of one side opposite to the negative pressure groove is provided with a thread through hole, the thread through hole rotates to be connected with a threaded rod, one end of the threaded rod is connected with the outer wall of the negative pressure sucker through a bearing, a gear is connected on the inner wall below the thread through hole, the gear is meshed with the threaded rod, the bottom of the inner wall of one side opposite to the negative pressure groove is provided with a round through hole, a worm is arranged inside the round through hole, the two ends of the worm respectively rotate to be connected with the inner walls of the two negative pressure grooves, and the worm is meshed with the gear, the utility model discloses a this detection device has good fixed effect, and installation and fixed step are simple and convenient, and the person of facilitating the use uses.

Description

Air quality detection device for testing of fresh air system

Technical Field

The utility model relates to a technical field of new trend equipment specifically is a be used for new trend air quality testing for system test to detect device.

Background

The new trend system is one set of independent air handling system by air supply system and exhaust system constitution, purify the leading-in indoor of outdoor air through new fan and will, then indoor air is again to outdoor exhaust mode, the forced air forms new trend flow field in the system, the air quality detection device in the new trend system on the existing market, need not have good fixed effect with its general ratio of air quality detection device, fixed and dismantle the trouble very, inconvenient user uses.

According to patent document application number (CN 201721145921.2), the utility model discloses a fresh air purifier air detection device, which comprises a purifier, a detection control device and a man-machine interaction intelligent terminal, wherein the purifier is provided with an operation control panel, the operation control panel is linked with the detection control device through wireless connection, the detection control device is provided with a display panel, the detection control device is internally provided with an indoor detection module, an outdoor detection module and a display module, the indoor detection module and the outdoor detection module are connected with the display module, and the display panel is provided with an indication button side by side; operation control panel is connected through wireless with human-computer interaction intelligent terminal, and human-computer interaction intelligent terminal is the public service account number on the user terminal of wechat, and check out test set can with the clarifier with net linkage configuration, can detect indoor and outdoor air content CO2 on the check out test set, control fresh air purifier and can automated inspection and control the mode of clarifier mode or through the mode of cell-phone wechat control clarifier, the utility model discloses a detection control device does not have good fixed effect, can only place the device level in article and avoid, the device receives the accident easily and produces the damage.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides an air quality detection device for new trend system test for solve the technical problem who proposes among the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

an air quality detection device for testing a fresh air system comprises a detection assembly, wherein the detection assembly comprises a shell, a detection cavity is arranged at the center of the interior of the shell, negative pressure grooves are symmetrically and parallelly arranged on the outer wall of one side of the shell, which is far away from the detection cavity, fixing assemblies are arranged in the negative pressure grooves, each fixing assembly comprises a negative pressure sucker and a worm, the negative pressure sucker is arranged on one side, which is close to the exterior of the shell, of the negative pressure groove, a threaded through hole is formed in the inner wall of one side, which is opposite to the negative pressure sucker, of the negative pressure groove, the threaded through hole rotates to connect a threaded rod, one end of the threaded rod is connected with the outer wall of the negative pressure sucker through a bearing, a gear is movably connected on the inner wall right below the threaded through hole and meshed with the threaded rod, a circular through hole is formed in the bottom of the inner wall of the opposite side of the negative pressure groove, and is connected with the negative pressure groove, the inner part of the circular through hole is provided with a worm, the two ends of the worm are respectively connected with the inner walls of the two negative pressure grooves in a rotating mode, and the worm is connected with the gear in a meshing mode.

Preferably, the edges around the negative pressure groove are provided with sealing rings, and the sealing rings can play a role in ensuring the internal sealing performance of the negative pressure sucker.

Preferably, one end, far away from the negative pressure groove, of one of the threaded rods is provided with a rotating knob, the other end, far away from the negative pressure groove, of the threaded rod is sleeved with a protective cap, the rotating knob can be used for facilitating fixing of a user, and the protective cap can be used for protecting the threaded rod.

Preferably, the inner wall of one side that the detection chamber is close to fixed subassembly is equipped with the air intake, the inside filter screen that is equipped with of air intake can play the effect of avoiding the foreign matter to enter into the detection chamber through the filter screen, prevents that the foreign matter from causing the damage of the inside device of detection chamber.

Preferably, the inner wall of one side of the detection cavity, which is close to the air inlet, is provided with a PM laser detector and a carbon dioxide detector, and the device can play a role in detecting indoor air.

Preferably, it is equipped with bluetooth module to detect intracavity portion, new trend host computer is connected to bluetooth module bluetooth, can play the effect of control new trend host computer through bluetooth module.

Preferably, the casing is kept away from one side outer wall of negative pressure recess and is equipped with the touch display screen, touch display screen electric connection PM laser detector and carbon dioxide detector through the touch display screen, can know indoor air quality condition directly perceivedly through the touch display screen.

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

the utility model can detect the indoor air quality through the touch display screen, the detection cavity, the PM laser detector and the carbon dioxide detector; the detection assembly can be fixed through the negative pressure groove, the sealing ring, the negative pressure sucker, the worm, the threaded through hole, the threaded rod and the gear, so that the detection assembly has a good fixing effect, the installation and fixing steps are simple and convenient, the use by a user is facilitated, and the detection assembly is prevented from being damaged; the knob can be rotated to facilitate the fixation of a user; the threaded rod can be protected by the protective cap, and damage to the threaded rod is avoided.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional structure of the detecting assembly of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the negative pressure groove of the present invention;

fig. 4 is an enlarged schematic view of the area a of fig. 1.

In the figure: 1. a detection component; 11. a housing; 111. a touch display screen; 12. a detection chamber; 121. an air inlet; 122. a filter screen; 123. a PM laser detector; 124. a carbon dioxide detector; 125. a Bluetooth module; 13. a negative pressure groove; 131. a seal ring; 14. a fixing assembly; 141. a negative pressure sucker; 142. a worm; 143. a threaded through hole; 144. a threaded rod; 1441. rotating the knob; 1442. a protective cap; 145. a gear; 146. a circular through hole; 2. fresh air host machine.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-4, an air quality detecting device for testing a fresh air system includes a detecting component 1, the detecting component 1 includes a casing 11, a detecting cavity 12 is disposed at the center of the inside of the casing 11, negative pressure grooves 13 are symmetrically disposed on the outer wall of one side of the casing 11 away from the detecting cavity 12 in parallel, fixing components 14 are disposed inside the negative pressure grooves 13, each fixing component 14 includes a negative pressure suction cup 141 and a worm 142, the negative pressure suction cup 141 is disposed on one side of the negative pressure groove 13 close to the outside of the casing 11, a threaded through hole 143 is disposed on the inner wall of the side of the negative pressure groove 13 opposite to the negative pressure suction cup 141, the threaded through hole 143 is rotatably connected to a threaded rod 144, one end of the threaded rod 144 is connected to the outer wall of the negative pressure suction cup 141 through a bearing, a gear 145 is movably connected to the inner wall under the threaded through hole 143, the gear 145 is engaged with the threaded rod 144, negative pressure recess 13 relative one side inner wall bottom is equipped with circular through-hole 146, negative pressure recess 13 is connected to circular through-hole 146, the inside worm 142 that is equipped with of circular through-hole 146, the inner wall of connecting two negative pressure recesses 13 is rotated respectively at worm 142 both ends, just worm 142 meshes connecting gear 145, the utility model discloses a this detection device has good fixed effect, is convenient for install and fixed, and the person of facilitating the use uses.

Referring to fig. 3 and 4 again, the sealing ring 131 is disposed at the peripheral edge of the vacuum groove 13, and the sealing ring 131 can ensure the internal sealing performance of the vacuum chuck 141.

Please refer to fig. 3 and 4, wherein one end of one of the threaded rods 144 away from the negative pressure groove 13 is provided with a rotating knob 1441, and one end of the other threaded rod 144 away from the negative pressure groove 13 is sleeved with a protective cap 1442, so that the fixing by the user can be facilitated by rotating the knob 1441, and the protective cap 1442 can protect the threaded rod 144.

Please refer to fig. 1 and 2, an air inlet 121 is disposed on an inner wall of the detection chamber 12 near the fixing assembly 14, a filter screen 122 is disposed inside the air inlet 121, the filter screen 122 can prevent foreign matters from entering the detection chamber 12, and prevent the foreign matters from damaging devices inside the detection chamber 12, a PM laser detector 123 and a carbon dioxide detector 124 are disposed on an inner wall of the detection chamber 12 near the air inlet 121, the PM laser detector 123 can use JXCT-3001-PM2.5 with smooth precision or can use other PM detection devices with the same function, the carbon dioxide detector 124 can use JXBS-3001-CO2 with smooth precision or can use other carbon dioxide detection devices with the same function, the device can detect indoor air, a bluetooth module 125 is disposed inside the detection chamber 12, the carbon dioxide detector 124 can use XY-MBD58A of Newbitinfo or can use other bluetooth modules with the same function, the bluetooth module 125 is bluetooth connected with the fresh air host 2, and the bluetooth module 125 can play a role in controlling the fresh air host 2.

Please refer to fig. 1 and 2 again, a touch display screen 111 is disposed on an outer wall of the casing 11 at a side away from the negative pressure groove 13, the touch display screen 111 is electrically connected to the PM laser detector 123, the carbon dioxide detector 124 and the bluetooth module 125, and the indoor air quality can be intuitively known through the touch display screen 111 and the touch display screen 111.

The utility model discloses a concrete operation as follows:

firstly, one side of the detection assembly 1, which is provided with the negative pressure groove 13, is attached to a position to be fixed, then the fixing assembly 14 rotates and rotates the knob 1441, so that the threaded rod 144 starts to move towards the outside of the shell 11 in the threaded through hole 143, meanwhile, the threaded rod 144 is meshed with the connecting gear 145 to start to rotate, the gear 145 drives the gear 145 on the other side to rotate through the worm 142 in the circular through hole 146, the two threaded rods 144 simultaneously move towards the outside of the shell 11, and the two threaded rods 144 simultaneously respectively pull the negative pressure suction cups 141 to generate negative pressure, so that the negative pressure suction cups 141 generate negative pressure to be fixed with the position to be fixed; air can enter the detection cavity 12 through the air inlet 121, the PM laser detector 123 and the carbon dioxide detector 124 in the detection cavity 12 can detect the indoor air quality, and the fresh air host 2 is remotely started through the Bluetooth module 125; the touch display screen 111 allows the user to intuitively know the air quality.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims

1. The air quality detection device for the fresh air system test comprises a detection assembly (1) and is characterized in that the detection assembly (1) comprises a shell (11), a detection cavity (12) is arranged at the center of the interior of the shell (11), negative pressure grooves (13) are symmetrically arranged on the outer wall of one side, away from the detection cavity (12), of the shell (11) in parallel, fixed assemblies (14) are arranged inside the negative pressure grooves (13), each fixed assembly (14) comprises a negative pressure sucker (141) and a worm (142), the negative pressure sucker (141) is arranged on one side, close to the exterior of the shell (11), of each negative pressure groove (13), a threaded through hole (143) is formed in the inner wall of one side, opposite to the negative pressure sucker (141), of each negative pressure groove (13) and the corresponding negative pressure sucker (141), the threaded through hole (143) is rotatably connected with a threaded rod (144), one end of the threaded rod (144) is connected with the outer wall of the negative pressure sucker (141) through a bearing, swing joint gear (145) on the inner wall under screw thread through-hole (143), gear (145) meshing connecting screw rod (144), negative pressure recess (13) relative one side inner wall bottom is equipped with circular through-hole (146), negative pressure recess (13) are connected in circular through-hole (146), inside worm (142) that is equipped with of circular through-hole (146), the inner wall of connecting two negative pressure recesses (13) is rotated respectively at worm (142) both ends, just worm (142) meshing connecting gear (145).

2. The air quality detection device for the test of the fresh air system as claimed in claim 1, wherein a sealing ring (131) is arranged at the peripheral edge of the negative pressure groove (13).

3. The air quality detection device for the new air system test according to claim 1, wherein one end of one of the threaded rods (144) far away from the negative pressure groove (13) is provided with a rotating knob (1441), and one end of the other threaded rod (144) far away from the negative pressure groove (13) is sleeved with a protective cap (1442).

4. The air quality detection device for the test of the fresh air system as claimed in claim 1, wherein an air inlet (121) is formed in an inner wall of the detection cavity (12) close to one side of the fixing component (14), and a filter screen (122) is arranged inside the air inlet (121).

5. The air quality detection device for the test of the fresh air system as claimed in claim 1, wherein a PM laser detector (123) and a carbon dioxide detector (124) are arranged on the inner wall of one side of the detection cavity (12) close to the air inlet (121).

6. The air quality detection device for the fresh air system test according to claim 1, wherein a bluetooth module (125) is arranged inside the detection cavity (12), and the bluetooth module (125) is bluetooth connected with the fresh air host (2).

7. The air quality detection device for the fresh air system test according to claim 1, wherein a touch display screen (111) is arranged on an outer wall of one side of the shell (11) away from the negative pressure groove (13), and the touch display screen (111) is electrically connected with the PM laser detector (123), the carbon dioxide detector (124) and the Bluetooth module (125).