CN217466765U

CN217466765U - Portable and small handheld dew point instrument

Info

Publication number: CN217466765U
Application number: CN202123377275.1U
Authority: CN
Inventors: 赵蕴洁
Original assignee: Beijing Yibotech Technology Co ltd
Current assignee: Beijing Yibotech Technology Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-09-20
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a portable small and exquisite type hand-held type dew point hygrometer, which comprises a display, the bottom fixed mounting of display has the connecting wire, and the one end fixed mounting of connecting wire has the handle, the top fixedly connected with connecting rod of handle, and the outer wall fixedly connected with screw thread section of thick bamboo of connecting rod, the top fixed mounting of connecting rod has the probe that is used for detecting the dew point, the outer wall threaded connection of screw thread section of thick bamboo has an installation section of thick bamboo. This light small and exquisite type hand-held type dew point hygrometer uses the air sample to get into from the suction head through the cooperation of piston and air extract cylinder to filter through the filter pad, and the setting of filter pad has increased the filtration of dew point hygrometer, and then avoid air impurity to get into and influence the testing result, and the air of filtering impurity detects through the probe, and show through the display and detect data, and dew point hygrometer major structure is portable small and exquisite simultaneously, and then the person of facilitating the use carries the use.

Description

Portable and small handheld dew point instrument

Technical Field

The utility model relates to a dew point hygrometer technical field specifically is a light small and exquisite type hand-held type dew point hygrometer.

Background

The dew point instrument is an instrument capable of directly measuring dew point humidity, so that a mirror surface is positioned in sample wet air to be cooled until the moment that dew drops (or ice crystals) are hidden on the mirror surface, and the average temperature of the mirror surface, namely the dew point (frost) temperature, is high in humidity measuring accuracy, but needs the mirror surface with high smoothness, a temperature control system with high accuracy and an optical detection system for the dew drops (ice crystals) with high sensitivity.

And the higher dew point hygrometer of precision that often uses is bulky relatively great, and inconvenient user carries the use, and the inconvenient pipeline that makes the sample air of inhaling simultaneously keeps clean, and then leads to the impurity in the air when detecting to get into air conduit to cause measuring error, influence the use precision of dew point hygrometer, consequently need provide a light small and exquisite hand-held type dew point hygrometer with filtration.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a light small and exquisite type hand-held type dew point hygrometer to solve the inconvenient use of carrying that proposes in the above-mentioned background art, can not guarantee the inside clean problem of air conduit simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a portable small handheld dew point instrument comprises a display, wherein a connecting wire is fixedly arranged at the bottom of the display, a handle is fixedly arranged at one end of the connecting wire, a connecting rod is fixedly connected to the top of the handle, a threaded cylinder is fixedly connected to the outer wall of the connecting rod, and a probe for detecting a dew point is fixedly arranged at the top end of the connecting rod;

the outer wall of the threaded cylinder is in threaded connection with an installation cylinder, the top end of the installation cylinder is fixedly connected with a fixed cylinder, the top end of the fixed cylinder is provided with a filter pad for filtering inlet air, and the outer wall of the bottom end of the fixed cylinder is in threaded connection with a suction head;

the air pump is characterized in that an air pumping cylinder is fixedly connected to the inner wall of one side of the mounting cylinder, a piston used for pumping air is movably connected to the inner wall of the air pumping cylinder, a push rod is fixedly connected to one side of the piston, and a pull ring is fixedly mounted at one end of the push rod.

Preferably, the display is fixedly connected with the handle through a connecting line, and the probe is fixedly installed at the top of the handle through a connecting rod.

Preferably, the mounting cylinder is fixedly mounted outside the connecting rod and the probe through a threaded cylinder, and the fixed cylinder and the mounting cylinder are of a fixed integrated structure.

Preferably, the filter pad is arranged between the fixed cylinder and the suction head, the filter pad is arranged at the top end of the fixed cylinder through the extrusion of the suction head, and the fixed cylinder is in threaded sleeve connection with the suction head.

Preferably, the inner part of the air pumping cylinder is communicated with the inner parts of the mounting cylinder and the fixed cylinder, and the air pumping cylinder is fixedly mounted in one side of the mounting cylinder.

Preferably, the inner wall of the air pumping cylinder is connected with the outer wall of the piston in a sealing and movable manner, and the outer wall of the piston is provided with a sealing ring.

Preferably, the push rod is fixedly installed on one side of the middle of the piston, the push rod is movably arranged inside the air pumping cylinder, and the pull ring is fixedly installed at one end of the push rod.

Compared with the prior art, the beneficial effects of the utility model are that: this light small and exquisite type hand-held type dew point hygrometer uses the air sample to get into from the suction head through the cooperation of piston and air pump bowl to filter through the filter pad, and the setting up of filter pad has increased the filtration of dew point hygrometer, and then avoid air impurity to get into and influence the testing result, and the air of filtering impurity detects through the probe, and show through the display and detect data, dew point hygrometer major structure is portable small and exquisite simultaneously, and then the person of facilitating the use carries the use.

Drawings

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

FIG. 2 is a schematic view of the split structure of the threaded cylinder and the mounting cylinder of the present invention;

FIG. 3 is a schematic view of the detachable structure of the suction head and the fixed cylinder of the present invention;

fig. 4 is a schematic view of the split structure of the piston and the air pump of the present invention.

In the figure: 1. a display; 2. connecting wires; 3. a handle; 4. a connecting rod; 5. a threaded barrel; 6. mounting the cylinder; 7. a filter pad; 8. a suction head; 9. an air pumping cylinder; 10. a piston; 11. a push rod; 12. a pull ring; 13. a probe; 14. and (4) fixing the 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.

Referring to fig. 1-4, the present invention provides a technical solution: a portable small handheld dew point instrument comprises a display 1, a connecting wire 2, a handle 3, a connecting rod 4, a threaded cylinder 5, an installation cylinder 6, a filter pad 7, a suction head 8, an air suction cylinder 9, a piston 10, a push rod 11, a pull ring 12, a probe 13 and a fixed cylinder 14;

the bottom of the display 1 is fixedly provided with a connecting wire 2, one end of the connecting wire 2 is fixedly provided with a handle 3, the top of the handle 3 is fixedly connected with a connecting rod 4, the outer wall of the connecting rod 4 is fixedly connected with a threaded cylinder 5, the top end of the connecting rod 4 is fixedly provided with a probe 13 for detecting a dew point, the display 1 is fixedly connected with the handle 3 through the connecting wire 2, the probe 13 is fixedly arranged at the top of the handle 3 through the connecting rod 4, according to the figure 1, the probe 13 detects air entering the inside when in use, further detects the dew point of the air, displays data through the display 1, the connecting wire 2 is convenient to connect the display 1 and the handle 3, further connects and installs the probe 13 with the display 1, and the sensor inside the probe 13 has a clearing function, and can heat and dry the sensor, the response of the sensor from the external environment to the dry environment is enabled to be extremely quick;

the outer wall of the threaded cylinder 5 is in threaded connection with a mounting cylinder 6, the top end of the mounting cylinder 6 is fixedly connected with a fixed cylinder 14, the top end of the fixed cylinder 14 is provided with a filter pad 7 for filtering inlet air, the outer wall of the bottom end of the fixed cylinder 14 is in threaded connection with a suction head 8, the mounting cylinder 6 is fixedly mounted outside the connecting rod 4 and the probe 13 through the threaded cylinder 5, the fixed cylinder 14 and the mounting cylinder 6 are in a fixed integrated structure, the filter pad 7 is arranged between the fixed cylinder 14 and the suction head 8, the filter pad 7 is arranged at the top end of the fixed cylinder 14 through the extrusion of the suction head 8, the fixed cylinder 14 is in threaded socket connection with the suction head 8, according to the figures 2 and 3, when the air purifier is used, the mounting cylinder 6 is firstly screwed outside the threaded cylinder 5, the fixed cylinder 14 and the suction head 8 are mounted outside the probe 13, then air is sucked through the use of the air suction cylinder 9 and the piston 10, and enters the suction head 8, the filtering pad 7 is used for filtering air impurities, the filtered air is subjected to dew point detection through the probe 13, and the filtering pad 7 can be taken out by screwing the suction head 8 off from the outside of the fixed cylinder 14, so that the filtering pad 7 is convenient to clean and replace, and the using effect of the filtering pad is ensured;

an air extracting cylinder 9 is fixedly connected to the inner wall of one side of the mounting cylinder 6, a piston 10 for extracting air is movably connected to the inner wall of the air extracting cylinder 9, a push rod 11 is fixedly connected to one side of the piston 10, a pull ring 12 is fixedly mounted at one end of the push rod 11, the interior of the air extracting cylinder 9 is communicated with the interiors of the mounting cylinder 6 and the fixing cylinder 14, the air extracting cylinder 9 is fixedly mounted inside one side of the mounting cylinder 6, the inner wall of the air extracting cylinder 9 is movably connected with the outer wall of the piston 10 in a sealing mode, a sealing ring is arranged on the outer wall of the piston 10, the push rod 11 is fixedly mounted on one side of the middle of the piston 10, the push rod 11 is movably arranged inside the air extracting cylinder 9, the pull ring 12 is fixedly mounted at one end of the push rod 11, according to fig. 3 and 4, when sampling air is carried out, the pull ring 12 drives the piston 10 to be pulled to one side, the interior of the air extracting cylinder 9 is evacuated, and the mounting cylinder 6, the air extracting cylinder is further, The air inside the fixed cylinder 14 and the suction head 8 is downwardly directed, so that the external air is sucked from the suction head 8, thereby facilitating the detection of the dew point of the air.

The working principle is as follows: when using this portable small-size hand-held type dew point hygrometer, place filter pad 7 at the top inboard of solid fixed cylinder 14, then twist suction head 8 and solid fixed cylinder 14 and close, twist installation section of thick bamboo 6 in the outside of screw thread section of thick bamboo 5 again, and then fix solid fixed cylinder 14 isotructure in the outside of probe 13, then handheld handle 3, and pull push rod 11 through pull ring 12 and outwards remove piston 10 in the inside of air extraction section of thick bamboo 9, and then inhale the air from suction head 8, carry out the filtration of impurity through filter pad 7 simultaneously, then carry out the detection of dew point through the sensor of probe 13, and through the connection of connecting wire 2, convert sensing signal into data and show on the display screen of display 1, thereby learn the dew point numerical value of air.

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. A portable and compact hand-held dew point instrument comprising a display (1), characterized in that: the bottom of the display (1) is fixedly provided with a connecting wire (2), one end of the connecting wire (2) is fixedly provided with a handle (3), the top of the handle (3) is fixedly connected with a connecting rod (4), the outer wall of the connecting rod (4) is fixedly connected with a threaded cylinder (5), and the top end of the connecting rod (4) is fixedly provided with a probe (13) for detecting a dew point;

the outer wall of the threaded cylinder (5) is in threaded connection with an installation cylinder (6), the top end of the installation cylinder (6) is fixedly connected with a fixed cylinder (14), a filter pad (7) for filtering inlet air is arranged at the top end of the fixed cylinder (14), and the outer wall of the bottom end of the fixed cylinder (14) is in threaded connection with a suction head (8);

the air pump is characterized in that an air pumping cylinder (9) is fixedly connected to the inner wall of one side of the mounting cylinder (6), a piston (10) used for pumping air is movably connected to the inner wall of the air pumping cylinder (9), a push rod (11) is fixedly connected to one side of the piston (10), and a pull ring (12) is fixedly mounted at one end of the push rod (11).

2. Portable and compact hand-held dew point instrument according to claim 1, wherein the display (1) is fixedly connected to the handle (3) by means of a connecting wire (2), and the probe (13) is fixedly mounted on top of the handle (3) by means of a connecting rod (4).

3. Portable and compact hand-held dew point instrument according to claim 1, wherein the mounting cylinder (6) is fixedly mounted outside the connecting rod (4) and the probe (13) by means of a threaded cylinder (5), and the fixed cylinder (14) is of a fixed integral structure with the mounting cylinder (6).

4. Portable and compact hand-held dew point instrument according to claim 1, characterised in that the filter pad (7) is arranged between the stationary cylinder (14) and the suction head (8), and the filter pad (7) is arranged on the top end of the stationary cylinder (14) by means of the suction head (8) in a squeezing manner, and the stationary cylinder (14) is screwed onto the suction head (8).

5. Portable and compact hand-held dew point instrument according to claim 1, characterised in that the interior of the suction cylinder (9) is arranged in communication with the interior of the mounting cylinder (6) and the stationary cylinder (14), and that the suction cylinder (9) is fixedly mounted inside one side of the mounting cylinder (6).

6. Portable and compact hand-held dew point instrument according to claim 5, characterised in that the inner wall of the suction cylinder (9) is in sealing movable connection with the outer wall of the piston (10), and that the outer wall of the piston (10) is provided with a sealing ring.

7. Portable and compact hand-held dew point instrument according to claim 1, characterised in that the push rod (11) is fixedly mounted on the side of the middle of the piston (10), and that the push rod (11) is movably arranged inside the suction cylinder (9), and that the pull ring (12) is fixedly mounted at one end of the push rod (11).