CN220961412U - Novel formaldehyde detector convenient to operation - Google Patents

Abstract

The utility model discloses a novel formaldehyde detector convenient to operate, which comprises: the detector body, detector body surface activity has cup jointed first protection casing, and first protection casing one side fixedly connected with stopper to the through-hole has been seted up to stopper one side, the through-hole surface activity has cup jointed the installation piece, and the installation piece is fixed in cushion one side, through the pulling pull rod, drive the cushion and slide in the draw-in groove, thereby drive the installation piece and remove, cup joint the stopper activity in the draw-in groove, the pull rod is in the back that does not have tensile force, the expansion spring plays the flexible power, promote the cushion to one side slip, make the installation piece activity imbed in the through-hole, thereby make the stopper fix in the draw-in groove, first protection casing about making, the second protection casing is fixed at detector body outer wall, fine guard action has been played, avoid external force to cause the injury to the detector body, flexible installation has increased the use convenience of protection casing with dismantling, thereby also more convenient when changing.

Description

Novel formaldehyde detector convenient to operation

Technical Field

The utility model relates to the technical field of formaldehyde detectors, in particular to a novel formaldehyde detector convenient to operate.

Background

The formaldehyde detection instrument adopts a high-sensitivity electrochemical sensor principle, combines a singlechip technology and a network communication technology to collect an air sample at a detection place, formaldehyde in the air is absorbed by a phenol reagent solution, the reaction is carried out to generate oxazine, the oxazine is oxidized by a color developing agent ferric ion in an acid solution to form a blue-green compound, and the oxazine is directly subjected to colorimetric detection on site according to the color shade, so that the detection value of indoor pollution has great relation with the temperature, humidity, air pressure and the like of a detection environment.

The novel formaldehyde detector convenient to operate comprises a detector body and a display screen, wherein the display screen is fixed on the surface of the detector body, a protective shell is sleeved on the surface of the detector body, one side of the protective shell is hinged to a protective cover, and fixing rods are fixed on two sides of the protective cover. Through setting up the protecting crust, the condition of a plurality of equipment inconvenient operations is held to the staff's hand, the accessible places the detector body in the protecting crust, can tie the stay cord to work clothes surface and carry afterwards, when needs operation, the accessible presses first inserted bar to move down and makes the second inserted bar extrude the dead lever release slot in, the protecting cover will be the open state this moment, the staff's operation of being convenient for has more realized the effect of being convenient for, prevent simultaneously that the staff from using when finishing the detector body, because the condition that the detector body is less to appear losing.

However, when the formaldehyde detector with the structure, which is convenient to operate, is used, the surface of the formaldehyde detector is not provided with a position for obviously increasing the force due to materials, so that the formaldehyde detector is inevitably free from slipping by hand during use, the falling risk is caused, long-term use touch is unavoidable, and the damage to the shell is increased, or the damage to the inside is caused.

Disclosure of utility model

The utility model aims to at least solve one of the technical problems in the prior art, and provides a novel formaldehyde detector which is convenient to operate, wherein the surface of a common handheld detector is not provided with a position for obviously increasing the force due to materials, so that the situation of hand slip can not be avoided in use, the falling risk is caused, long-term use touch is unavoidable, and the damage to a shell is increased, or the damage to the inside is caused.

In order to achieve the above object, a novel formaldehyde detector convenient to operate is provided, including: the detector body, detector body surface activity has cup jointed first protection casing, and first protection casing one side fixedly connected with stopper to the through-hole has been seted up to stopper one side, the through-hole surface activity has cup jointed the installation piece, and the installation piece is fixed in cushion one side, cushion one side fixedly connected with pull rod, and the pull rod runs through second protection casing one side.

Through the pulling pull rod, drive the cushion and slide in the draw-in groove, thereby drive the installation piece and remove, cup joint the stopper activity in the draw-in groove, the pull rod is behind no tensile force, telescopic spring exerts the flexible power, promote the cushion to one side slip, make the installation piece activity embed into in the through-hole, thereby make the stopper fix in the draw-in groove, make first protection casing from top to bottom, the second protection casing is fixed at detector body outer wall, fine guard action has been played, avoid external force to cause the injury to the detector body, flexible installation has increased the use convenience of protection casing with dismantling, thereby also more convenient when changing.

According to a novel formaldehyde detector convenient to operation, the draw-in groove has been seted up to second protection casing top symmetry, and the cushion activity cup joints inside the draw-in groove.

According to the novel formaldehyde detector convenient to operate, one side of the cushion block is fixedly connected with a telescopic spring, and the other side of the telescopic spring is fixed inside the clamping groove.

According to a novel formaldehyde detector convenient to operation, the recess has been seted up on first protection casing surface, and the fixed embedding in recess is first pivot, first pivot surface rotates and is connected with the movable strip, and movable strip one side embedding has the loose axle, the movable shaft surface rotates and is connected with the connecting strip, and connecting strip one side rotates and is connected with the second pivot to the fixed embedding of second pivot is in the limiting plate bottom.

According to a novel formaldehyde detector convenient to operation, logical groove has been seted up on the connecting strip surface, and the loose axle activity cup joints on logical groove surface.

According to a novel formaldehyde detector convenient to operation, limiting plate bottom end fixed with reset spring, and reset spring bottom end fixed in recess inside bottom central point puts.

According to a novel formaldehyde detector convenient to operation, the spout has been seted up to recess inner wall symmetry, and limiting plate both sides activity cup joints on the spout surface.

When holding the detector body, promote the limiting plate through the grip, make it slide in the spout, thereby make the limiting plate slide to inside in the recess, drive the second pivot, make connecting strip, movable strip rotate through second pivot, first pivot, loose axle, thereby the limiting plate activity slides in the recess, make the finger activity of holding embed the recess, play the impetus that the increase finger held, improve the stability of holding, provide convenience for the operation, avoid appearing the smooth condition of hand.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a block diagram of a novel formaldehyde detector of the present utility model that is convenient to operate;

FIG. 2 is a large block diagram of the first and second shields of FIG. 1 of the novel formaldehyde detector of the utility model for easy operation;

FIG. 3 is a cross-sectional view of the second shield of FIG. 2 illustrating a novel formaldehyde detector of the present utility model for ease of operation;

FIG. 4 is a partial cross-sectional view of the first shield of FIG. 1 of the novel easy-to-operate formaldehyde detector of the present utility model.

Legend description:

1. A detector body; 2. a first shield; 3. a limiting block; 4. a through hole; 5. a mounting block; 6. a cushion block; 7. a clamping groove; 8. a telescopic spring; 9. a pull rod; 10. a second shield; 11. a groove; 12. a first rotating shaft; 13. a movable bar; 14. a movable shaft; 15. a connecting strip; 16. a through groove; 17. a second rotating shaft; 18. a limiting plate; 19. a return spring; 20. and a sliding groove.

Description of the embodiments

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Referring to fig. 1 to 4, a novel formaldehyde detector convenient to operate according to an embodiment of the present utility model includes: the detector body 1, detector body 1 surface activity has cup jointed first protection casing 2, and first protection casing 2 one side fixedly connected with stopper 3 to through-hole 4 has been seted up on stopper 3 one side, and through-hole 4 surface activity has cup jointed installation piece 5, and installation piece 5 is fixed in cushion 6 one side, cushion 6 one side fixedly connected with pull rod 9, and pull rod 9 runs through second protection casing 10 one side, and draw-in groove 7 has been seted up to second protection casing 10 top symmetry, and cushion 6 activity cup joints inside draw-in groove 7. Through fixing upper and lower first protection casing 2, second protection casing 10 at detector body 1 outer wall, played fine guard action, avoided external force to cause the injury to detector body 1, nimble installation and dismantlement increase the convenience that the protection casing used.

One side of the cushion block 6 is fixedly connected with a telescopic spring 8, and the other side of the telescopic spring 8 is fixed inside the clamping groove 7. When the pull rod 9 has no tensile force, the telescopic spring 8 can exert the telescopic force to push the pull rod 9 to return and move.

The surface of the first protective cover 2 is provided with a groove 11, a first rotating shaft 12 is fixedly embedded in the groove 11, the surface of the first rotating shaft 12 is rotationally connected with a movable bar 13, one side of the movable bar 13 is embedded with a movable shaft 14, the surface of the movable shaft 14 is rotationally connected with a connecting bar 15, one side of the connecting bar 15 is rotationally connected with a second rotating shaft 17, and the second rotating shaft 17 is fixedly embedded at the bottom end of a limiting plate 18. Through holding the grip that forms, promote limiting plate 18 activity slip to recess 11 in, make the finger activity of holding embed recess 11, play the impetus that increases the finger and hold, improve the stability of holding.

The surface of the connecting strip 15 is provided with a through groove 16, and the movable shaft 14 is movably sleeved on the surface of the through groove 16. When the connecting bar 15 and the movable bar 13 rotate through the first rotating shaft 12 and the second rotating shaft 17, the movable shaft 14 also slides in the through groove 16, so that a rotating space is provided for the movement of the connecting bar 15 and the movable bar 13, and the mutual influence on rotation is avoided.

The reset spring 19 is fixedly arranged at the bottom end of the limiting plate 18, and the bottom end of the reset spring 19 is fixed at the center position of the bottom end inside the groove 11. The elasticity of the reset spring 19 can drive the limiting plate 18 to reset after the limiting plate 18 has no pushing action of holding force, thereby playing a reset role.

The inner wall of the groove 11 is symmetrically provided with a chute 20, and two sides of the limiting plate 18 are movably sleeved on the surface of the chute 20. When the limiting plate 18 is pushed by hand, the limiting plate slides in the sliding groove 20, so that the limiting plate slides inwards in the groove 11, and stability is provided for sliding of the limiting plate 18.

Working principle: firstly, pull rod 9 is pulled to drive cushion 6 to slide in draw-in groove 7, thereby drive installation piece 5 to remove, cup joint stopper 3 activity in draw-in groove 7, pull rod 9 is after having no tensile force, telescopic spring 8 exerts the telescopic force, promote cushion 6 to one side slip, make installation piece 5 activity embedding in through-hole 4, thereby make stopper 3 fix in draw-in groove 7, make first protection casing 2 from top to bottom, second protection casing 10 fix at detector body 1 outer wall, the fine guard action has been played, avoid external force to cause the injury to detector body 1, when holding detector body 1, promote limiting plate 18 through the grip, make it slide in spout 20, thereby make limiting plate 18 inwards slide in recess 11, drive second pivot 17, make connecting rod 15, movable strip 13 rotate through second pivot 17, first pivot 12, movable shaft 14, thereby limiting plate 18 activity slides into recess 11, make the finger activity embedding of holding in recess 11, play the stability of increasing the hand of holding.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (7)

1. Novel formaldehyde detector convenient to operation, its characterized in that includes: the detector body (1), detector body (1) surface activity has cup jointed first protection casing (2), and first protection casing (2) one side fixedly connected with stopper (3) to through-hole (4) have been seted up to stopper (3) one side, through-hole (4) surface activity has cup jointed installation piece (5), and installation piece (5) are fixed in cushion (6) one side, cushion (6) one side fixedly connected with pull rod (9), and pull rod (9) run through second protection casing (10) one side.

2. The novel formaldehyde detector convenient to operate according to claim 1, wherein clamping grooves (7) are symmetrically formed in the top end of the second protective cover (10), and the cushion block (6) is movably sleeved in the clamping grooves (7).

3. The novel formaldehyde detector convenient to operate according to claim 1, wherein one side of the cushion block (6) is fixedly connected with a telescopic spring (8), and the other side of the telescopic spring (8) is fixed inside the clamping groove (7).

4. The novel formaldehyde detector convenient to operate according to claim 1, characterized in that the surface of the first protective cover (2) is provided with a groove (11), a first rotating shaft (12) is fixedly embedded in the groove (11), the surface of the first rotating shaft (12) is rotationally connected with a movable bar (13), one side of the movable bar (13) is embedded with a movable shaft (14), the surface of the movable shaft (14) is rotationally connected with a connecting bar (15), one side of the connecting bar (15) is rotationally connected with a second rotating shaft (17), and the second rotating shaft (17) is fixedly embedded at the bottom end of a limiting plate (18).

5. The novel formaldehyde detector convenient to operate according to claim 4, wherein the through groove (16) is formed in the surface of the connecting strip (15), and the movable shaft (14) is movably sleeved on the surface of the through groove (16).

6. The novel formaldehyde detector convenient to operate according to claim 4, wherein a reset spring (19) is fixedly arranged at the bottom end of the limiting plate (18), and the bottom end of the reset spring (19) is fixed at the center position of the bottom end inside the groove (11).

7. The novel formaldehyde detector convenient to operate according to claim 4, wherein sliding grooves (20) are symmetrically formed in the inner walls of the grooves (11), and two sides of the limiting plate (18) are movably sleeved on the surfaces of the sliding grooves (20).