CN111122558A

CN111122558A - Convenient type formaldehyde test box

Info

Publication number: CN111122558A
Application number: CN201911241186.9A
Authority: CN
Inventors: 钟学敢
Original assignee: Individual
Current assignee: Zhejiang Anlian Test Technology Service Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-05-08
Anticipated expiration: 2039-12-06
Also published as: CN111122558B

Abstract

The invention relates to a test box, in particular to a convenient formaldehyde test box. The technical problem is how to design a convenient formaldehyde test box which can facilitate the test of formaldehyde by people and can stir reagents. A convenient formaldehyde test box comprises a frame body, a movable frame, a hollow round cover, a first L-shaped clamping rod, an annular plate, a push plate and the like; the top of the frame body is hinged with a movable frame, the movable frame is matched with the frame body, a fixed rod is installed in an embedded rotary mode in the middle of the movable frame in the center position, a guide groove is formed in the circumferential right side of the outer side surface of the movable frame, and an annular plate is installed in the circumferential direction of the outer side of the movable frame in a rotary mode. According to the invention, the hollow round cover is pulled to swing upwards, so that the diluent can flow into the movable frame to be mixed with the phenol reagent, the annular plate is twisted to enable the mixed reagent to flow into the frame to be mixed with the color developing agent, and after the annular plate is placed for a proper time, an operator can observe the color of the reagent to know the concentration value of the formaldehyde content, and the operation is convenient.

Description

Convenient type formaldehyde test box

Technical Field

The invention relates to a test box, in particular to a convenient formaldehyde test box.

Background

Formaldehyde, a colorless irritant gas of the formula HCHO or CH₂O, molecular weight 30.00, also known as formil. Colorless and has stimulating effect on eyes and nose. Gas relative density 1.067 (air = 1) and liquid density 0.815g/cm (20 ℃). Melting point-92 deg.C, boiling point-19.5 deg.C. Is easily soluble in water and ethanol. The concentration of the aqueous solution can reach 55 percent at most, and is usually 40 percent, and the aqueous solution is called formalin. After the house decoration is completed, a large amount of formaldehyde exists in the house, and then the formaldehyde in the house needs to be tested, so that the influence on the health of people due to long-time living is avoided.

At present, current formaldehyde test box needs earlier to cut the packing that is equipped with reagent with the instrument, pours reagent into the test box again and places, and the operation is more troublesome, still needs the people to take up the test box and rocks to the formaldehyde test is accomplished the back, needs the people to take the color comparison card and compares, and current formaldehyde test machine, and is inconvenient to carry.

Therefore, a convenient formaldehyde testing box which can facilitate people to test formaldehyde and can stir reagents is particularly needed to solve the problems in the prior art.

Disclosure of Invention

In order to overcome the defects that the package containing the reagent needs to be cut off by a tool and then the reagent is poured into the test box for placing, the operation is troublesome, and a person needs to take up the test box for shaking, the invention has the technical problems that: the utility model provides a can make things convenient for people to test formaldehyde, and can stir the convenient type formaldehyde test box of reagent.

The technical implementation scheme of the invention is as follows: a convenient formaldehyde test box comprises: the movable frame is hinged to the edge of the top of the frame body and matched with the frame body, a guide groove is formed in one side of the outer side face of the movable frame in the circumferential direction, the fixed rod is rotatably connected to the circle center of the movable frame in a penetrating mode, a hollow round cover is hinged to the edge of the top of the movable frame and matched with the movable frame, the annular plate is sleeved on the outer side of the movable frame in a sliding mode through a sliding part, a push plate matched with the opening and closing mechanism is fixedly connected to the inner wall of the annular plate close to one side of the guide groove, and the push plate is located in the guide groove and matched with; the first L-shaped clamping rod is arranged at the top of the frame body far away from one hinge point of the movable frame and the frame body, the second L-shaped clamping rod is arranged at the bottom of the hollow round cover close to one side of the movable frame, the second L-shaped clamping rod is far away from the hinge point of the hollow round cover and the movable frame, L-shaped grooves matched with the first L-shaped clamping rod and the second L-shaped clamping rod are formed in the top edge and the bottom edge of the annular plate, and the first L-shaped clamping rod and the second L-shaped clamping rod are respectively positioned in the two L-shaped grooves; the blocking mechanism is arranged at the bottom of the hollow round cover close to one side of the movable frame, is in contact fit with the fixed rod and is used for blocking the diluent; and the opening and closing mechanism is arranged on the movable frame close to the first guide groove and is in contact fit with the push plate, and the opening and closing mechanism is used for enabling the reagent to flow into the frame and be mixed with the color developing agent.

Further, the blocking mechanism comprises a contact rod, an L-shaped rod, a baffle used for blocking the diluent and a first spring, the contact rod matched with the fixed rod is slidably connected to the circle center of the hollow round cover in a penetrating mode, the upper portion, far away from one side of the movable frame, of the contact rod is fixedly connected with the L-shaped rod, the end portion of the L-shaped rod penetrates through the hollow round cover to be provided with the baffle, the baffle is matched with the hollow round cover, the first spring is sleeved on the L-shaped rod, one end of the first spring is fixedly connected with the L-shaped rod, and the other end of the first spring is fixedly connected with the inner bottom of the hollow round cover.

Further, the opening and closing mechanism comprises a hose, a special-shaped contact block and a second spring, the special-shaped contact block is used for plugging the hose, the hose capable of enabling a reagent to flow is connected to the eccentric position of the movable frame close to one side of the guide groove in a penetrating mode, the special-shaped contact block is installed on the movable frame close to one sides of the guide groove and the hose, one end of the special-shaped contact block is in contact fit with the hose, the other end of the special-shaped contact block is in contact fit with the push plate, the second spring is installed at the end portion, far away from one side of the hose, of the special-shaped contact.

Further explain, still including the rabbling mechanism that can stir reagent, rabbling mechanism is including reel, torque spring, acting as go-between, one way clutch and stirring rod, the dead lever tip of keeping away from hollow dome one side installs one way clutch, the last reel of installing of one way clutch, act as go-between is around on the reel, and its tail end runs through the movable frame and is close to the hollow dome bottom of movable frame one side, the dead lever tip interval distribution towards hollow dome one side has the stirring rod, torque spring installs on one way clutch, and its other end and one side fixed connection that the reel is close to one way clutch.

Further explain, still including changeing board and look board, keep away from being connected with the look board of the frame outer wall rotary type of movable frame one side, the look board tip of keeping away from movable frame one side is installed and is changeed the board, it is used for making the look board rotate to change the board.

The frame body is provided with a plurality of arc plates, the arc plates are arranged on two sides of the outer portion of the frame body in a sliding mode, the inserting rods capable of fixing the annular plates are arranged at the tops of the arc plates on two sides, slots are formed in two sides of the annular plate facing one side of the arc plates, the inserting rods are matched with the slots in shape and size, and the third springs are arranged between the arc plates and the outer wall of the frame body.

The invention has the beneficial effects that: according to the invention, the diluent can flow into the movable frame to be mixed with the phenol reagent by pulling the hollow round cover to swing upwards, when the hollow round cover is placed for a period of time, the annular plate is twisted to enable the mixed reagent to flow into the frame to be mixed with the color developing agent, after the hollow round cover is placed for a proper period of time, an operator can observe the color of the reagent to know the concentration value of the formaldehyde content, the operation is convenient, and through the action of the stirring mechanism, the stirring rod can stir the phenol reagent and the diluent to be mixed when the hollow round cover is closed, the shaking by people is not needed, and the labor is saved.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

FIG. 2 is a schematic view of a first fry configuration of the present invention.

Fig. 3 is a schematic view of a first partially cut-away perspective structure of the present invention.

Fig. 4 is an enlarged schematic view of part a of the present invention.

Fig. 5 is a second partially sectional perspective view of the present invention.

Fig. 6 is a schematic perspective view of a second embodiment of the present invention.

FIG. 7 is a schematic view of a second fryer configuration of the invention.

Fig. 8 is a partial perspective view of the present invention.

In the figure: 1: frame, 2: movable frame, 3: hollow dome, 4: first L-shaped clip lever, 5: annular plate, 6: push plate, 7: fixed link, 8: second L-shaped clip lever, 9: blocking mechanism, 91: contact lever, 92: l-shaped rod, 93: baffle, 94: first spring, 10: guide groove, 11: opening and closing mechanism, 111: hose, 112: shaped contact block, 113: second spring, 12: l-shaped groove, 13: agitation mechanism, 131: reel, 132: torsion spring, 133: stay, 134: one-way clutch, 135: stirring rod, 14: rotating plate, 15: color plate, 16: arc plate, 17: plunger, 18: slot, 19: and a third spring.

Detailed Description

The present invention now will be described more fully hereinafter with reference to the accompanying drawings, in which presently preferred embodiments of the invention are shown. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided for completeness and fully convey the scope of the invention to the skilled person.

Example 1

Referring to fig. 1-7, a portable formaldehyde testing box comprises a frame body 1, a movable frame 2, a hollow round cover 3, a first L-shaped clamping rod 4, a ring-shaped plate 5, a push plate 6, a fixed rod 7, a second L-shaped clamping rod 8, a blocking mechanism 9 and an opening and closing mechanism 11, wherein the top of the frame body 1 is hinged with the movable frame 2, the movable frame 2 is matched with the frame body 1, the fixed rod 7 is rotatably installed at the center position of the middle part of the movable frame 2 in an embedded manner, a guide groove 10 is formed at the right side of the circumferential direction of the outer side surface of the movable frame 2, the ring-shaped plate 5 is rotatably installed at the circumferential direction of the outer side of the movable frame 2, the push plate 6 is fixedly connected to the right side of the inner side surface of the ring-shaped plate 5, the push plate 6 is positioned in the guide groove 10 and matched with the guide groove, the opening and closing mechanism 11 capable of enabling reagents to flow, install in 1 top rear side of framework with first L type kelly 4 of below L type groove 12 complex, the articulated hollow dome 3 that has in 2 tops of movable frame, hollow dome 3 and the cooperation of movable frame 2, the outer bottom rear side rigid coupling of hollow dome 3 has second L type kelly 8, second L type kelly 8 and the cooperation of top

L type groove

12, 3 bottoms of hollow dome are equipped with stop mechanism 9, stop mechanism 9 and the cooperation of 7 contacts of dead lever, framework 1 bottom is equipped with a clear glass.

The blocking mechanism 9 comprises a contact rod 91, an L-shaped rod 92, a baffle 93 and a first spring 94, the contact rod 91 matched with the fixing rod 7 is arranged at the circle center position of the bottom of the hollow round cover 3 in a sliding mode, the L-shaped rod 92 is fixedly connected to the circumferential direction of the upper portion of the contact rod 91, the baffle 93 capable of blocking liquid medicine is fixedly connected to the bottom end of the L-shaped rod 92 in a penetrating mode at the eccentric position of the bottom of the hollow round cover 3, the baffle 93 is matched with the hollow round cover 3, and the first spring 94 is wound between the bottom of the hollow round cover 3 and the upper portion of the L-shaped.

The opening and closing mechanism 11 comprises a hose 111, a special-shaped contact block 112 and a second spring 113, the eccentric position of the movable frame 2 is connected with the hose 111 which can enable the reagent to flow through in an embedded manner, the left side of the guide groove 10 is provided with the special-shaped contact block 112 which can tightly press the hose 111 in a sliding manner, the second spring 113 is connected between the front and back sides of the right part of the special-shaped contact block 112 and the left side of the guide groove 10, and the right end of the special-shaped contact block 112 is in contact fit with the push.

When the device is needed to be used, the annular plate 5 is twisted to rotate forwards, the annular plate 5 rotates forwards to drive the L-shaped groove 12 to rotate forwards, when the L-shaped groove 12 rotates forwards to a position where the second L-shaped clamping rod 8 is separated, the annular plate 5 stops being twisted, an operator can pull the hollow circular cover 3 to swing upwards, the hollow circular cover 3 swings upwards to drive the second L-shaped clamping rod 8 to be separated from the upper L-shaped groove 12, meanwhile, the hollow circular cover 3 swings upwards to drive the blocking mechanism 9 to swing upwards and not to be in contact with the fixed rod 7, the blocking mechanism 9 is opened and not to block the diluent, the diluent in the hollow circular cover 3 flows into the movable frame 2, the diluent is mixed with the phenol reagent, the hollow circular cover 3 is closed, the device is lifted up lightly to enable the diluent to be mixed with the phenol reagent fully, the device is placed at a designated position, the hollow round cover 3 is opened, the diluent and the phenol reagent are exposed in the air, and then detection is started, after the device is placed for about thirty minutes, the hollow round cover 3 can be closed, the annular plate 5 continues to be twisted for positive rotation, the annular plate 5 is positively rotated to drive the lower L-shaped groove 12 to positively rotate, meanwhile, the push plate 6 is positively rotated to drive the push plate 6 to positively rotate, when the push plate 6 positively rotates to be separated from the opening and closing mechanism 11, the opening and closing mechanism 11 is opened, the mixed reagent flows into the frame body 1 through the opening and closing mechanism 11 to be contacted with the color developing agent, the twisting of the annular plate 5 is stopped, meanwhile, the push plate 6 also drives the lower L-shaped groove 12 to positively rotate to a proper position where the first L-shaped clamping rod 4 is separated, the device can be taken up to lightly shake for a. Place ten minutes backs when reagent, can stimulate movable frame 2 and upwards swing and make L type groove 12 break away from with first L type kelly 4, the colour and the colour comparison card contrast of rethread observation reagent can read out the formaldehyde content concentration value of per cubic meter in the measured space, after this device used up, abandon this device can.

Initially, the first spring 94 is in a stretching state, the baffle 93 blocks the diluent in the hollow round cover 3, and further when an operator pulls the hollow round cover 3 to swing upwards, the hollow round cover 3 drives the contact rod 91 to swing upwards, the contact rod 91 swings upwards to be separated from the fixed rod 7, due to the action of the first spring 94, the L-shaped rod 92 moves downwards to drive the baffle 93 to move downwards, the baffle 93 moves downwards to not block the through hole of the hollow round cover 3, the diluent flows into the movable frame 2 to be contacted and mixed with the phenol reagent, after all the diluent flows out, the hollow round cover 3 is pulled to be closed, the contact rod 91 is contacted with the fixed rod 7 again, the baffle 93 moves upwards to reset, and the next operation can be started.

Initially, the second spring 113 is in a stretching state, when an operator pulls the annular plate 5 to rotate positively to drive the push plate 6 to rotate positively, the push plate 6 rotates positively to be separated from the special-shaped contact block 112, the special-shaped contact block 112 moves rightwards to loosen the hose 111 under the action of the second spring 113, and the mixed reagent flows into the frame body 1 through the hose 111 to be in contact with and mixed with the color developing agent, so that the mixed reagent and the color developing agent are mixed and stand for ten minutes, and the color of the reagent can be observed.

Example 2

Referring to fig. 1-7, a portable formaldehyde testing box, this embodiment is different from embodiment 1 mainly in that this embodiment further includes an agitating mechanism 13 capable of agitating reagent, the agitating mechanism 13 includes a reel 131, a torsion spring 132, a pull wire 133, a one-way clutch 134 and an agitating rod 135, the agitating rod 135 capable of agitating reagent is installed on the upper portion of the fixed rod 7 at regular intervals, the agitating rod 135 is located in the movable frame 2, the one-way clutch 134 is installed on the bottom end of the fixed rod 7, the reel 131 is connected to the one-way clutch 134, the torsion spring 132 is wound between the top of the reel 131 and the one-way clutch 134, the pull wire 133 is wound on the reel 131, and the tail end of the pull wire 133 penetrates through the middle portion of the rear side of the movable frame 2 and is connected to the middle portion of the outer bottom of.

When operating personnel pulled and driven hollow dome 3 upwards swung, hollow dome 3 drove reel 131 corotation through acting as go-between 133, torque spring 132 is tensile, because of one-way clutch 134's effect, reel 131 corotation does not drive dead lever 7 corotation, and then when the diluent flowed into in the movable frame 2 and mixed with the contact of phenol reagent, closed hollow dome 3, act as go-between 133 is loosened, because of torque spring 132's effect, reel 131 reversal will be acted as go-between 133 and is rolled up, and simultaneously, reel 131 reversal passes through one-way clutch 134 and drives dead lever 7 reversal, dead lever 7 reversal drives stirring rod 135 reversal, stirring rod 135 reversal stirs phenol reagent and diluent and mixes. So, need not operating personnel and hold this device and rock labour saving and time saving.

Example 3

Referring to fig. 1-7, a portable formaldehyde testing cassette, this embodiment is different from

embodiments

1 and 2 mainly in that in this embodiment, the portable formaldehyde testing cassette further includes a rotating plate 14 and a color plate 15, the rotating plate 14 is disposed below the frame 1, the color plate 15 capable of distinguishing the colors of reagents is mounted at the center of a circle on the top of the rotating plate 14, and the color plate 15 is located at the lower portion of the frame 1 and rotatably connected thereto.

Still including arc 16, inserted bar 17 and third spring 19, the outer left and right sides upper portion slidingtype of framework 1 is equipped with arc 16, is connected with third spring 19 between the middle of arc 16 bottom and the framework 1 outer wall, and left side arc 16 top rear side all is rigid coupling with the inserted bar 17 that can fix annular plate 5 with right side arc 16 top front side, and the annular plate 5 bottom left and right sides all opens slot 18 with inserted bar 17 complex.

After reagent and color-developing agent placed ten minutes, operating personnel can take up this device, twists commentaries on classics board 14 again and rotates, and commentaries on classics board 14 rotates and drives color palette 15 and rotate, and operating personnel can compare reagent and color palette 15 through clear glass, and when color palette 15 rotated to the colour that is close with the reagent, stop twisting commentaries on classics board 14, can read out the formaldehyde content concentration value of per cubic meter in the measured space.

When the annular plate 5 needs to be twisted, the arc plate 16 can be pulled to move downwards, the third spring 19 is compressed, the arc plate 16 moves downwards to drive the inserting rod 17 to move downwards, the inserting rod 17 moves downwards to be separated from the slot 18, the annular plate 5 can be twisted, when the annular plate 5 stops being twisted, the arc plate 16 can be loosened, and due to the effect of the third spring 19, the arc plate 16 moves upwards to drive the inserting rod 17 to move upwards to be inserted into the slot 18 to fix the annular plate 5. Thus, the device can be prevented from mistakenly touching the annular plate 5 to rotate when not in use.

The technical principle of the embodiment of the present invention is described above in conjunction with the specific embodiments. The description is only intended to explain the principles of embodiments of the invention and should not be taken in any way as limiting the scope of the embodiments of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive step, and these embodiments will fall within the scope of the present invention.

Claims

1. The utility model provides a convenient type formaldehyde test box, characterized by, including:

the movable frame comprises a frame body (1), wherein a movable frame (2) is hinged to the edge of the top of the frame body (1), the movable frame (2) is matched with the frame body (1), a guide groove (10) is formed in one side of the circumferential direction of the outer side surface of the movable frame (2), a fixed rod (7) is rotatably connected to the circle center of the movable frame (2) in a penetrating mode, a hollow round cover (3) is hinged to the edge of the top of the movable frame (2), the hollow round cover (3) is matched with the movable frame (2), a ring plate (5) is slidably sleeved on the outer side of the movable frame (2) through a sliding part, a push plate (6) matched with an opening and closing mechanism (11) is fixedly connected to the inner wall of the ring plate (5) close to one side of the guide groove (10), and the push plate (;

the first L-shaped clamping rod (4) is installed at the top of the frame body (1) far away from one hinged position of the movable frame (2) and the frame body (1), the second L-shaped clamping rod (8) is installed at the bottom of the hollow round cover (3) close to one side of the movable frame (2), the second L-shaped clamping rod (8) is far away from the hinged position of the hollow round cover (3) and the movable frame (2), L-shaped grooves (12) matched with the first L-shaped clamping rod (4) and the second L-shaped clamping rod (8) are formed in the top edge and the bottom edge of the annular plate (5), and the first L-shaped clamping rod (4) and the second L-shaped clamping rod (8) are respectively located in the two L-shaped grooves (12);

the blocking mechanism (9) is arranged at the bottom of the hollow round cover (3) close to one side of the movable frame (2), and the blocking mechanism (9) is in contact fit with the fixed rod (7) and is used for blocking the diluent;

and the opening and closing mechanism (11) is arranged on the movable frame (2) close to one part of the guide groove (10), and the opening and closing mechanism (11) is in contact fit with the push plate (6) and is used for enabling the reagent to flow into the frame body (1) and be mixed with the color developing agent.

2. The portable formaldehyde testing box is characterized in that the blocking mechanism (9) comprises a contact rod (91), an L-shaped rod (92), a baffle (93) used for blocking a diluent, and a first spring (94), the contact rod (91) matched with the fixed rod (7) is slidably penetrated and connected to the circle center of the hollow circular cover (3), the L-shaped rod (92) is fixedly connected to the upper portion of the contact rod (91) on the side far away from the movable frame (2), the baffle (93) is installed on the end portion of the L-shaped rod (92) penetrating through the hollow circular cover (3), the baffle (93) is matched with the hollow circular cover (3), the first spring (94) is sleeved on the L-shaped rod (92), one end of the first spring (94) is fixedly connected with the L-shaped rod (92), and the other end of the first spring is fixedly connected with the inner bottom of the hollow circular cover (3).

3. The portable formaldehyde testing box according to claim 2, wherein the opening and closing mechanism (11) comprises a hose (111), a special-shaped contact block (112) for blocking the hose (111), and a second spring (113), the hose (111) for flowing the reagent is connected to the eccentric position of the movable frame (2) near one side of the guide groove (10) in a penetrating manner, the special-shaped contact block (112) is installed on the movable frame (2) near one side of the guide groove (10) and the hose (111), one end of the special-shaped contact block (112) is in contact fit with the hose (111), the other end of the special-shaped contact block is in contact fit with the push plate (6), the second spring (113) is installed at the end of the special-shaped contact block (112) far from one side of the hose (111), and the other end of the second spring (113) is fixedly connected with the guide groove (10).

4. The portable formaldehyde testing kit according to claim 3, further comprising an agitation mechanism (13) for agitating the reagent, wherein the agitation mechanism (13) comprises a winding wheel (131), a torsion spring (132), a pull wire (133), a one-way clutch (134) and a stirring rod (135), the end part of the fixed rod (7) far away from one side of the hollow round cover (3) is provided with a one-way clutch (134), a reel (131) is installed on the one-way clutch (134), the pull wire (133) is wound on the reel (131), and the tail end of the hollow round cover penetrates through the movable frame (2) and the bottom of the hollow round cover (3) close to one side of the movable frame (2), the end part of the fixed rod (7) facing one side of the hollow round cover (3) is distributed with stirring rods (135) at intervals, the torsion spring (132) is arranged on the one-way clutch (134), and the other end thereof is fixedly connected with one side of the reel (131) close to the one-way clutch (134).

5. The portable formaldehyde testing box according to claim 4, characterized in that the portable formaldehyde testing box further comprises a rotating plate (14) and a color plate (15), the outer wall of the frame body (1) far away from the movable frame (2) is rotatably connected with the color plate (15), the end part of the color plate (15) far away from the movable frame (2) is provided with the rotating plate (14), and the rotating plate (14) is used for rotating the color plate (15).

6. The portable formaldehyde testing box is characterized by further comprising arc plates (16), inserting rods (17) and third springs (19) with resetting functions, wherein the arc plates (16) are arranged on two outer sides of the frame body (1) in a sliding mode, the inserting rods (17) capable of fixing the annular plates (5) are arranged on the tops of the arc plates (16) on two sides, slots (18) are formed in two sides of the annular plate (5) facing one side of the arc plates (16), the inserting rods (17) are matched with the slots (18) in shape and size, and the third springs (19) are arranged between the arc plates (16) and the outer wall of the frame body (1).