CN211553937U - Formaldehyde monitoring instrument with adjustable height - Google Patents

Abstract

The utility model discloses a height-adjustable's formaldehyde monitoring instrument, including base and monitoring instrument body, monitoring instrument body level sets up in the top of base, the top of base is rotated and is connected with the support column, support column one side fixedly connected with supporting shoe, sliding plug is equipped with the kelly on the supporting shoe, the top of base is encircleed and is equipped with a plurality of draw-in grooves that correspond with the kelly, the kelly is close to the fixed cover of one end of base and has been connect the cutting ferrule, the one end fixedly connected with pull rod of cutting ferrule is kept away from to the kelly, the cover is equipped with first spring on the kelly, the both ends of first spring respectively with cutting ferrule and supporting shoe fixed connection, be equipped with smooth chamber in the support column, sliding connection has the slide bar in the smooth chamber, the one end of slide. The utility model discloses a many places adjustment mechanism's setting makes the height and the direction of device can carry out free regulation to the use convenience of monitoring instrument has been promoted.

Description

Formaldehyde monitoring instrument with adjustable height

Technical Field

The utility model relates to a monitoring instrument technical field especially relates to a height-adjustable's formaldehyde monitoring instrument.

Background

A formaldehyde detector is an instrument for detecting formaldehyde. The device realizes the quick semi-quantitative realization of formaldehyde in indoor air on site, and has the advantages of simple characteristic structure, small volume, convenient carrying and use and intuition. The method can be widely applied to the field quantitative and qualitative detection of formaldehyde in air of rooms, residential areas, public places, living places and factories and mining workshops.

But the outside structure of current formaldehyde detector is comparatively simple, and the height and the direction of monitoring instrument can't be adjusted freely to the use convenience of monitoring instrument has been reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that formaldehyde detector external structure is comparatively simple among the prior art, the unable freedom of height and the direction of monitoring facilities is adjusted, and the formaldehyde monitoring facilities of a height-adjustable who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a formaldehyde monitoring instrument with adjustable height comprises a base and a monitoring instrument body, wherein the monitoring instrument body is horizontally arranged above the base, the top of the base is rotatably connected with a supporting column, one side of the supporting column is fixedly connected with a supporting block, a clamping rod is inserted on the supporting block in a sliding manner, a plurality of clamping grooves corresponding to the clamping rod are arranged on the top of the base in a surrounding manner, one end, close to the base, of the clamping rod is fixedly sleeved with a clamping sleeve, one end, far away from the clamping sleeve, of the clamping rod is fixedly connected with a pull rod, the clamping rod is sleeved with a first spring, two ends of the first spring are respectively fixedly connected with the clamping sleeve and the supporting block, a sliding cavity is arranged in the supporting column, a sliding rod is connected in the sliding cavity in a sliding manner, one end of the sliding rod penetrates through the inner top of the sliding cavity and extends outwards, one end, extending, the bottom of mounting panel is equipped with the cavity, the cavity internal rotation is connected with the screw rod, fixed cover has been connect first gear on the screw rod, be equipped with in the cavity with first gear engaged with second gear, the inner wall of second gear and cavity passes through the bull stick and rotates the connection, the inner wall and the fixedly connected with knob of cavity are run through to the one end of bull stick, the inner wall and the downwardly extending of cavity are run through to the bottom of screw rod, the thread bush has been cup jointed to the one end screw thread that the screw rod extends, one side of thread bush and the outer wall fixed connection of support column.

Preferably, one side of the support column, which is far away from the threaded sleeve, is fixedly connected with a handle.

Preferably, the slide bar is sleeved with a second spring, and two ends of the second spring are respectively fixedly connected with the support column and the bottom of the monitoring instrument body.

Preferably, one end of the sliding rod, which is positioned in the sliding cavity, is fixedly connected with a limiting block.

Preferably, a locking screw is inserted into one end of the knob, and a plurality of locking grooves corresponding to the locking screw are arranged on the outer wall of the mounting plate in a surrounding manner.

Preferably, the bottom of the base is rotatably connected with a plurality of universal self-locking wheels.

Has the advantages that:

1. the utility model discloses in, when needs adjusting device's direction, rotate the support column earlier, then utilize the kelly to fix the support column, during the draw-in groove on the base can be gone into with the kelly automation to first spring simultaneously, when needs adjusting device's height, rotate the knob earlier and drive the bull stick and rotate, drive the screw rod through the meshing effect between first gear and the second gear simultaneously and rotate to drive the monitoring instrument body and reciprocate adjusting device's height. The utility model discloses a many places adjustment mechanism's setting makes the height and the direction of device can carry out free regulation to the use convenience of monitoring instrument has been promoted.

2. Simultaneously, the locking screw can be effectively fixed on the knob, the sliding rod can effectively support the monitoring instrument body, and the second spring can elastically support the monitoring instrument body.

Drawings

Fig. 1 is a schematic structural view of a formaldehyde monitoring instrument with adjustable height according to the present invention;

fig. 2 is a schematic structural view of a portion a of fig. 1.

In the figure: the device comprises a base 1, a monitoring instrument body 2, a support column 3, a support block 4, a clamping rod 5, a clamping sleeve 6, a pull rod 7, a first spring 8, a sliding rod 9, a threaded sleeve 10, a mounting plate 11, a handle 12, a second spring 13, a limiting block 14, a universal self-locking wheel 15, a screw rod 16, a first gear 17, a second gear 18, a rotating rod 19, a knob 20 and a locking screw 21.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a formaldehyde monitoring instrument with adjustable height comprises a base 1 and a monitoring instrument body 2, wherein the monitoring instrument body 2 is horizontally arranged above the base 1, the top of the base 1 is rotatably connected with a support column 3 for arranging a slide rod 9, one side of the support column 3 is fixedly connected with a support block 4 for supporting a clamping rod 5, the support block 4 is slidably inserted with the clamping rod 5 for fixing the direction of the support column 3, the top of the base 1 is provided with a plurality of clamping grooves corresponding to the clamping rod 5 in a surrounding manner, and one end of the clamping rod 5 close to the base 1 is fixedly sleeved with a clamping sleeve 6 for preventing the clamping rod 5 from falling off from the support block 4;

in the utility model, one end of the clamping rod 5 far from the cutting sleeve 6 is fixedly connected with a pull rod 7, the clamping rod 5 is conveniently pulled, the clamping rod 5 is sleeved with a first spring 8, two ends of the first spring 8 are respectively fixedly connected with the cutting sleeve 6 and a supporting block 4, the clamping rod 5 is elastically supported to a certain degree, a sliding cavity is arranged in the supporting column 3, a sliding rod 9 is connected in the sliding cavity in a sliding way and is used for supporting the monitoring instrument body 2, one end of the sliding rod 9 runs through the inner top of the sliding cavity and extends outwards, one end of the sliding rod 9 extends is fixedly connected with a mounting plate 11, and the top of the mounting plate 11 is fixedly connected with the bottom of the;

the utility model discloses in, the bottom of mounting panel 11 is equipped with the cavity, the cavity internal rotation is connected with screw rod 16, be used for driving monitoring instrument body 2 and reciprocate, it has first gear 17 to fix the cover on the screw rod 16, be used for driving second gear 18 and rotate, be equipped with in the cavity with first gear 17 engaged with second gear 18, the inner wall of second gear 18 and cavity passes through bull stick 19 and rotates and connect, the inner wall and the fixedly connected with knob 20 of cavity are run through to the one end of bull stick 19, be used for driving bull stick 19 and rotate, the inner wall and the downwardly extending of cavity are run through to the bottom of screw rod 16, the thread bush 10 has been cup jointed to the one end screw thread that screw rod 16 extends, be used for supporting screw rod 16, one side of thread bush 10 and.

The utility model discloses in, one side fixedly connected with handle 12 of thread bush 10 is kept away from to support column 3, convenient thrust unit, the cover is equipped with second spring 13 on the slide bar 9, the both ends of second spring 13 are respectively in the bottom fixed connection of support column 3 and monitoring instrument body 2, be used for playing certain elastic support to monitoring instrument body 2, slide bar 9 is located the one end fixedly connected with stopper 14 of slide chamber, prevent that slide bar 9 from droing from the slide chamber, the one end screw thread of knob 20 is inserted and is equipped with locking screw 21, surround on the outer wall of mounting panel 11 and be equipped with a plurality of locking grooves that correspond with locking screw 21, make things convenient for fixed knob 20, base 1's bottom is rotated and is connected with a plurality of universal auto-lock wheels, conveniently remove base 1.

The utility model discloses in, when needs adjusting device's direction, earlier rotate support column 3, then utilize kelly 5 to fix support column 3, simultaneously first spring 8 can be with the automatic draw-in groove of popping into on the base 1 of kelly 5, when needs adjusting device's height, it drives bull stick 19 rotation to rotate knob 20 earlier, simultaneously through the meshing effect between first gear 17 and the second gear 18 drive screw rod 16 and rotate, thereby it reciprocates to drive monitoring instrument body 2, adjusting device's height, locking screw 21 can effectually fix knob 20 simultaneously, slide bar 9 can play effectual supporting role to monitoring instrument body 2 simultaneously, second spring 13 can play certain elastic support effect to monitoring instrument body 2 simultaneously.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A formaldehyde monitoring instrument with adjustable height comprises a base (1) and a monitoring instrument body (2), wherein the monitoring instrument body (2) is horizontally arranged above the base (1), and is characterized in that the top of the base (1) is rotatably connected with a supporting column (3), one side of the supporting column (3) is fixedly connected with a supporting block (4), a clamping rod (5) is slidably inserted on the supporting block (4), a plurality of clamping grooves corresponding to the clamping rod (5) are arranged at the top of the base (1) in a surrounding manner, a clamping sleeve (6) is fixedly sleeved at one end, close to the base (1), of the clamping rod (5), a pull rod (7) is fixedly connected at one end, far away from the clamping sleeve (6), of the clamping rod (5) is sleeved with a first spring (8), two ends of the first spring (8) are respectively and fixedly connected with the clamping sleeve (6) and the supporting block (4), be equipped with smooth chamber in support column (3), sliding connection has slide bar (9) in the smooth chamber, the one end of slide bar (9) runs through the interior top of smooth chamber and outwards extends, the one end fixedly connected with mounting panel (11) that slide bar (9) extended, the top of mounting panel (11) and the bottom fixed connection of monitoring instrument body (2), the bottom of mounting panel (11) is equipped with the cavity, the cavity internal rotation is connected with screw rod (16), the fixed cover has been connected with first gear (17) on screw rod (16), be equipped with in the cavity with the second gear (18) of first gear (17) engaged with, the inner wall of second gear (18) and cavity passes through bull stick (19) and rotates the connection, the inner wall and the fixedly connected with knob (20) of cavity are run through to the one end of bull stick (19), the bottom of screw rod (16) runs through the inner wall and the downwardly extending of cavity, and a threaded sleeve (10) is sleeved at one end, extending by the screw rod (16), of the threaded sleeve, and one side of the threaded sleeve (10) is fixedly connected with the outer wall of the support column (3).

2. A height-adjustable formaldehyde monitoring apparatus as claimed in claim 1, wherein a handle (12) is fixedly connected to a side of the supporting column (3) remote from the threaded sleeve (10).

3. The formaldehyde monitoring instrument with the adjustable height as claimed in claim 1, wherein the sliding rod (9) is sleeved with a second spring (13), and two ends of the second spring (13) are respectively fixedly connected with the supporting column (3) and the bottom of the monitoring instrument body (2).

4. The formaldehyde monitoring instrument with the adjustable height as claimed in claim 1, wherein one end of the sliding rod (9) located in the sliding cavity is fixedly connected with a limiting block (14).

5. The formaldehyde monitoring instrument with adjustable height as claimed in claim 1, wherein a locking screw (21) is inserted into one end of the knob (20) through threads, and a plurality of locking grooves corresponding to the locking screw (21) are formed around the outer wall of the mounting plate (11).

6. The formaldehyde monitoring instrument with adjustable height as claimed in claim 1, wherein the bottom of the base (1) is rotatably connected with a plurality of universal self-locking wheels (15).

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