Indoor environmental pollutant concentration detection instrument

Abstract

The utility model discloses an indoor environmental pollutant concentration detection instrument which comprises a base body rod, a clamping device and a detector, the bottom of the clamping device is movably connected with the top of the base body rod through a shaft pin, and the surface of the detector is movably connected with the inner wall of the clamping device. According to the utility model, through the arrangement of the rotating rod and the double-sided toothed bar, when the detection device needs to be placed vertically, a user presses the base body rod downwards, so that the rotating rod meshed with the double-sided toothed bar through the teeth rotates, gradually enters the placing groove along with the double-sided toothed bar, and the rotating rod gradually and symmetrically rotates outwards to be attached to the ground to support the base body rod; the problems that when the concentration of indoor pollutants is detected, in order to ensure the accuracy of data, the indoor environment generally needs to be sealed, then a detector is placed in the indoor environment and waits for a period of time, however, the detector can only be held by hand, and a user must hold the detector to stay in the sealed indoor environment for a long time to be eroded by the pollutants, so that the health is harmed are solved. And the auxiliary detection effect is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to environmental detection technical field, concretely is a kind of indoor environmental pollutant concentration detection instrument. BACKGROUND

[0002] The existence state of indoor pollutant in air is determined by its physical and chemical properties and formation process, and indoor air pollutants can be roughly divided into two categories: gaseous pollutants and particulate pollutants. The concentration of indoor pollutants is related to the amount produced, but also related to the environmental impact after the pollutant enters the indoor air and the physical and chemical properties of the pollutant itself. For example, the degree of sealing of the building, the indoor microclimate, the performance of the air conditioning system, the oxidation-reduction performance of the pollutant and other factors can affect the concentration of indoor pollutants.

[0003] For example, application number: CN202220499858.7, the existence state of indoor pollutant in air is determined by its physical and chemical properties and formation process, and indoor air pollutants can be roughly divided into two categories: gaseous pollutants and particulate pollutants. The concentration of indoor pollutants is related to the amount produced, but also related to the environmental impact after the pollutant enters the indoor air and the physical and chemical properties of the pollutant itself. For example, the degree of sealing of the building, the indoor microclimate, the performance of the air conditioning system, the oxidation-reduction performance of the pollutant and other factors can affect the concentration of indoor pollutants.

[0004] Based on the above patent search, and combined with the equipment in the prior art, the above-mentioned equipment can solve the problem that the effect of the indoor complex closed environment is not outstanding, it is difficult to work in the gap between the wall corner or furniture, and even it is difficult to realize the detection function in the unventilated pipe corner. However, in the process of use, in order to ensure the accuracy of data, the indoor environment needs to be sealed, and then the detector is placed in the indoor environment for a period of time. However, the detector can only be handheld, and the user must hold the detector and stay in the sealed indoor environment for a long time, which is harmful to health. SUMMARY

[0005] To solve the problems raised in the above background art, the purpose of the utility model is to provide an indoor environmental pollutant concentration detection instrument, which has the advantages of auxiliary detection, and solves the problem that in order to ensure the accuracy of data, the indoor environment needs to be sealed, and then the detector is placed in the indoor environment for a period of time. However, the detector can only be handheld, and the user must hold the detector and stay in the sealed indoor environment for a long time, which is harmful to health.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: an indoor environmental pollutant concentration detection instrument, including base stem, clamping device and detection instrument, the bottom of clamping device and the top of base stem are connected through the pivot pin activity, the surface of detection instrument and the inner wall of clamping device are connected, the bottom of base stem is provided with the placing groove, the bottom of both sides of base stem is provided with the rotation rod, the bottom of both sides of rotation rod is connected through the pivot pin with the bottom of both sides of the inner wall of placing groove, the bottom of rotation rod inner side is fixedly connected with the tooth, the tooth is provided with a plurality of and is arc equidistance distribution, the inside of placing groove is provided with double-sided tooth rod, the both sides of double-sided tooth rod and the inner side of tooth are engaged connection, the bottom of double-sided tooth rod is fixedly connected with trigger block, the top of the front of double-sided tooth rod is provided with fixed mechanism, the bottom of the front of base stem is provided with unlocking mechanism.

[0007] As the utility model is preferred, the fixed mechanism includes the slot, the slot is set up in the top of the front of double-sided tooth rod, the top of the front of the inner wall of placing groove is provided with the sliding slot, the inner wall of sliding slot is connected with the plug rod of sliding, the front of plug rod is fixedly connected with the spring, the other end of spring and the front of the inner wall of sliding slot are fixedly connected.

[0008] As the utility model is preferred, the unlocking mechanism includes the through -hole, the through -hole is set up in the bottom of the front of base stem, the through -hole is linked together with sliding slot, the inner wall of through -hole is connected with the traction rope of sliding, one end of traction rope and the front of plug rod are fixedly connected, the other end of traction rope is fixedly connected with force block.

[0009] As the utility model is preferred, the bottom of the front of base stem is provided with T -type groove, the inner wall of T -type groove is connected with the T -type block of sliding, the front of T -type block and the back of force block are fixedly connected.

[0010] As the utility model is preferred, the back of plug rod is inlaid with the ball, the ball is provided with a plurality of and is annular equidistance distribution.

[0011] As the utility model is preferred, the front of through -hole is provided with the anti -cut ring, the back of anti -cut ring and the bottom of the front of base stem are fixedly connected, the surface of traction rope and the inner wall of anti -cut ring are connected of sliding.

[0012] As the utility model is preferred, the outer side of rotation rod is fixedly connected with the increase distance rod, the increase distance rod is provided with a plurality of and is equidistance distribution.

[0013] Compared with the prior art, the utility model have the advantages that: 1, the utility model discloses a setting up the rotation bar and the double -sided tooth bar, when needing to keep the detection device to stand and place, the user presses the base body pole downward, makes the rotation bar that through the tooth and the double -sided tooth bar meshing rotates, and gradually enters into the placing groove along with the double -sided tooth bar, and the rotation bar gradually outward symmetry rotates to be pasted with the ground, supports the base body pole, solves when detecting the pollutant concentration in the room, to ensure the accuracy of data, generally needs to seal the room, then places the detection instrument in the room and waits for a period of time, but the detection instrument can only be handheld, and the user must hold the detection instrument and stay in the sealed room and be eroded by the pollutant, harms health's problem, reaches the effect of auxiliary detection.

[0014] 2, the utility model discloses a setting up the fixed mechanism, when the user handheld base body pole and moves the detection instrument, to avoid the rotation bar to hinder the base body pole to hold and move, the user steps on the trigger block, then pulls up the base body pole, and the double -sided tooth bar gradually draws out to the placing groove, makes the rotation bar that through the tooth and the double -sided tooth bar meshing symmetry rotates, and gradually is received in the placing groove, along with the movement of double -sided tooth bar, the insertion groove moves together, when the insertion groove moves to certain position and coincides with the insertion pole, and utilizes the rebound force that the spring is extruded when the insertion pole is installed into the sliding slot previously, pushes the insertion pole into the insertion groove, thereby makes the double -sided tooth bar limit fixed, and the rotation bar is fixed through the limit of double -sided tooth bar, stably stores in the placing groove, thereby reaches when the user holds the base body pole and moves the detection instrument, the rotation bar does not affect the effect of taking and moving.

[0015] 3, the utility model discloses a setting up the unlocking mechanism, when the user needs to open the rotation bar outward symmetry, and cooperates the base body pole and lets the detection instrument can stand alone, the user presses the stress block downward, makes the insertion pole along the sliding groove track movement to make the spring extrusion, thereby draws out the insertion pole from the insertion groove, and simultaneously presses the base body pole downward, makes the double -sided tooth bar income in the placing groove, and the rotation bar that through the tooth and the double -sided tooth bar meshing outward symmetry rotates until contacting with the ground, thereby makes the detection instrument through the support of the cooperation of the rotation bar and the base body pole after opening and stands alone, thereby reaches the effect that the user quickly income the rotation bar in the placing groove, improves the work efficiency of user. ACCURACY

[0016] Figure 1 It is the three -dimensional structure schematic diagram of the utility model;

[0017] Figure 2 It is the rotation bar opening structure schematic diagram of the utility model;

[0018] Figure 3 It is the section and part of the utility model base body pole explosion schematic diagram;

[0019] Figure 4The utility model discloses Figure 1 Partial enlarged structure schematic diagram at A in the middle.

[0020] In the drawing: 1, base rod, 2, clamping device, 3, detector, 4, placing groove, 5, rotating rod, 6, tooth, 7, double-sided toothed rod, 8, fixing mechanism, 801, slot, 802, sliding slot, 803, inserting rod, 804, spring, 9, unlocking mechanism, 901, through hole, 902, traction rope, 903, force block, 10, T-shaped groove, 11, T-shaped block, 12, ball, 13, anti-cut ring, 14, distance increasing rod, 15, trigger block. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0022] As Figures 1 to 4 Indicated, the utility model provides a kind of indoor environmental pollutant concentration detection instrument, including base rod 1, clamping device 2 and detector 3, the bottom of clamping device 2 is connected with the top of base rod 1 by shaft pin movable connection, the surface of detector 3 is movably connected with the inner wall of clamping device 2, the bottom of base rod 1 is equipped with placing groove 4, the bottom of the both sides of base rod 1 is equipped with rotating rod 5, the bottom of the both sides of rotating rod 5 is movably connected with the bottom of the both sides of the front side and rear side of placing groove 4 inner wall, the bottom of rotating rod 5 inner side is fixedly connected with tooth 6, tooth 6 is equipped with several and is arc equidistant distribution, the inside of placing groove 4 is equipped with double-sided toothed rod 7, the both sides of double-sided toothed rod 7 are meshedly connected with the inner side of tooth 6, the bottom of double-sided toothed rod 7 is fixedly connected with trigger block 15, the top of the front of double-sided toothed rod 7 is equipped with fixing mechanism 8, the bottom of the front of base rod 1 is equipped with unlocking mechanism 9.

[0023] Reference Figure 3 , the fixing mechanism 8 includes slot 801, the slot 801 is equipped in the top of the front of double-sided toothed rod 7, the top of the front of the inner wall of placing groove 4 is equipped with sliding slot 802, the inner wall of sliding slot 802 is slidably connected with inserting rod 803, the front of inserting rod 803 is fixedly connected with spring 804, the other end of spring 804 is fixedly connected with the front side of the inner wall of sliding slot 802.

[0024] As a technical optimization scheme of the utility model, through setting fixed mechanism 8, when user holds base body rod 1 to move detector 3, to avoid that rotating rod 5 hinders base body rod 1 holding movement, user steps on trigger block 15, then pulls up base body rod 1, gradually draws double-sided toothed rod 7 out of placing groove 4, makes that rotating rod 5 symmetrical rotation through the meshing of gear teeth 6 and double-sided toothed rod 7, gradually retracts into placing groove 4, along with the movement of double-sided toothed rod 7, slot 801 moves, when slot 801 moves to certain position and coincides with insertion rod 803, and uses the rebound force generated by spring 804 when insertion rod 803 is installed into sliding slot 802 previously to push insertion rod 803 into slot 801, thereby makes double-sided toothed rod 7 limit and fix, and rotating rod 5 is limited and fixed through double-sided toothed rod 7, stably stores in placing groove 4, thereby reaches when user holds base body rod 1 to move detector 3, rotating rod 5 will not affect the effect of holding and moving.

[0025] Reference Figure 2 And Figure 3 The unlocking mechanism 9 includes a through hole 901, the through hole 901 is opened in the bottom of the front of the base body rod 1, the through hole 901 is communicated with the sliding slot 802, the inner wall of the through hole 901 is slidably connected with a traction rope 902, one end of the traction rope 902 is fixedly connected with the front of the insertion rod 803, the other end of the traction rope 902 is fixedly connected with a stress block 903.

[0026] As a technical optimization scheme of the utility model, through setting unlocking mechanism 9, when user needs to open the rotating rod 5 outwardly and symmetrically, and cooperates with the base body rod 1 to make the detector 3 can stand alone, user presses down the stress block 903, makes the insertion rod 803 move along the track of the sliding slot 802 by the traction rope 902, makes the spring 804 be extruded, thereby draws out the insertion rod 803 from the slot 801, and at the same time, presses the base body rod 1 downward, makes the double-sided toothed rod 7 retract into the placing groove 4, and makes the rotating rod 5 rotate outwardly and symmetrically through the meshing of the gear teeth 6 and the double-sided toothed rod 7, until contact with the ground, thereby makes the detector 3 stand alone through the cooperation of the opened rotating rod 5 and the base body rod 1, thereby reaches the effect that user quickly retracts the rotating rod 5 into the placing groove 4, improves the work efficiency of the user.

[0027] Reference Figure 2 And Figure 3 The bottom of the front of the base body rod 1 is provided with a T-shaped slot 10, the inner wall of the T-shaped slot 10 is slidably connected with a T-shaped block 11, the front of the T-shaped block 11 is fixedly connected with the back of the stress block 903.

[0028] As a technical optimization scheme of the utility model, through setting T groove 10 and T block 11, when the user steps on stress block 903, makes that traction rope 902 pulls plug rod 803, and extrudes spring 804, T block 11 moves along with in the process of stress block 903 downward movement, and moves along the track of T groove 10, provides stable moving track for stress block 903, keeps horizontal at the same time, increases the area of stepping on, thereby prevents stress block 903 from swinging around when the user steps on stress block 903, and the operation is not affected by the difficulty of stepping on stress block 903, thereby improve the stability of the moving track of stress block 903 when the user steps on stress block 903 and pulls plug rod 803 out of insertion slot 801.

[0029] Reference Figure 3 The back of the plug rod 803 is inlaid with a plurality of balls 12 arranged at equal intervals in a ring shape.

[0030] As a technical optimization scheme of the utility model, through setting ball 12, when plug rod 803 is installed into sliding slot 802 and extrudes spring 804 in advance to generate a rebound force, and after double-sided tooth rod 7 is inserted into placing groove 4, the rebound force of spring 804 continuously pushes plug rod 803 to contact double-sided tooth rod 7 and apply a pressing force, ball 12 contacts double-sided tooth rod 7, thereby reducing the contact area between plug rod 803 and double-sided tooth rod 7, reducing the frictional resistance, reducing the pressing force on double-sided tooth rod 7 when double-sided tooth rod 7 moves up and down, making the movement smoother, thereby improving the work efficiency of the user.

[0031] Reference Figure 4 The front surface of the through hole 901 is provided with a cut-resistant ring 13, the back surface of the cut-resistant ring 13 is fixedly connected with the bottom of the front surface of the base rod 1, and the surface of the traction rope 902 is slidably connected with the inner wall of the cut-resistant ring 13.

[0032] As a technical optimization scheme of the utility model, through setting cut-resistant ring 13, when the user steps on stress block 903 and pulls plug rod 803 through traction rope 902 to extrude spring 804, the surface of traction rope 902 slides along the inner wall of cut-resistant ring 13, the bending point of traction rope 902 is changed by using cut-resistant ring 13, thereby preventing the bending point of traction rope 902 from being at the edge of through hole 901, causing the service life of traction rope 902 to be shortened due to repeated severe abrasion of the sharp edge of through hole 901 during long-term use, thereby improving the service life of traction rope 902.

[0033] Reference Figure 2 The outer side of the rotating rod 5 is fixedly connected with a distance increasing rod 14, and the distance increasing rod 14 is arranged at equal intervals.

[0034] As a technical optimization scheme of the utility model, through setting the distance increasing rod 14, when the rotating rod 5 is symmetrically rotated outward to contact the ground, the distance increasing rod 14 moves together and contacts the ground, the contact area of the rotating rod 5 and the ground in the longitudinal direction is increased, thereby further improving the support stability of the rotating rod 5 and the base rod 1 on the detector 3.

[0035] The working principle and use process of the utility model: when the user needs to place the detector 3 in a sealed room and wait for a period of time for pollutant concentration detection, in order to avoid the user staying in the sealed room for a long time and being harmed by the pollutants, the user presses down the stressed block 903, the traction rope 902 pulls the plug rod 803 to move along the track of the sliding groove 802, the T-shaped block 11 moves together and moves along the track of the T-shaped groove 10, the stressed block 903 is provided with a stable moving track, the spring 804 is extruded and deformed and generates a rebound force, the plug rod 803 is pulled out from the plug slot 801, the base rod 1 is pressed downward at the same time, the double-sided toothed rod 7 is retracted into the placing groove 4, the rotating rod 5 meshed with the double-sided toothed rod 7 through the teeth 6 is symmetrically rotated outward until it contacts the ground, so that the base rod 1 remains in a standing state, at this time, the detector 3 can be fixed on the base rod 1 by using the clamping device 2, then the detector 3 is started, and the user leaves the room to wait for the detection data to be out, then when the detection data is out, the rotating rod 5 needs to be retracted, to prevent the rotating rod 5 from affecting the user holding the base rod 1 to move the detector 3, the user steps on the trigger block 15, then pulls up the base rod 1, the double-sided toothed rod 7 is gradually pulled out of the placing groove 4, the rotating rod 5 meshed with the double-sided toothed rod 7 through the teeth 6 is symmetrically rotated, and is gradually retracted into the placing groove 4, at the same time, the plug slot 801 moves together with the movement of the double-sided toothed rod 7, when the plug slot 801 moves to a certain position and coincides with the plug rod 803, the spring 804 which is extruded and deformed and generates a rebound force is released, the rebound force restores the spring 804 and instantly pushes the plug rod 803 into the plug slot 801, so that the double-sided toothed rod 7 is limited and fixed, and the rotating rod 5 is limited and fixed through the limiting and fixing of the double-sided toothed rod 7, and is stably retracted in the placing groove 4, thereby having the advantage of assisting detection.

[0036] In summary: the indoor environmental pollutant concentration detector, through setting the rotating rod 5 and the double-sided toothed rod 7, when the detector needs to be kept standing, the user presses down the base rod 1, the rotating rod 5 meshed with the double-sided toothed rod 7 through the teeth 6 rotates, and gradually enters the placing groove 4, the rotating rod 5 is gradually symmetrically rotated outward until it contacts the ground, and supports the base rod 1, solves the problem that when the pollutant concentration in the room is detected, in order to ensure the accuracy of the data, the room needs to be sealed, then the detector is placed in the room and waits for a period of time, but the detector can only be held, the user must hold the detector and stay in the sealed room for a long time, which is harmful to health.

[0037] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0038] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. An indoor environmental pollutant concentration detection instrument, comprising a base rod (1), a clamping device (2), and a detector (3), characterized in that: The bottom of the clamping device (2) is movably connected to the top of the base rod (1) by a pivot pin. The surface of the detector (3) is movably connected to the inner wall of the clamping device (2). The bottom of the base rod (1) is provided with a placement groove (4). The bottom of both sides of the base rod (1) is provided with a rotating rod (5). The bottom of both sides of the rotating rod (5) is movably connected to the bottom of the front and rear sides of the inner wall of the placement groove (4) by a pivot pin. The bottom of the inner side of the rotating rod (5) is fixedly connected with a tooth (6). The tooth (6) is provided with several teeth and is distributed in an arc shape at equal distances. The inside of the placement groove (4) is provided with a double-sided toothed rod (7). The two sides of the double-sided toothed rod (7) are meshed with the inner side of the tooth (6). The bottom of the double-sided toothed rod (7) is fixedly connected with a trigger block (15). The top of the front side of the double-sided toothed rod (7) is provided with a fixing mechanism (8). The bottom of the front side of the base rod (1) is provided with an unlocking mechanism (9).

2. The indoor environmental pollutant concentration detection instrument according to claim 1, characterized in that: The fixing mechanism (8) includes a slot (801), which is located on the top of the front side of the double-sided toothed rod (7). A sliding groove (802) is provided on the top of the front side of the inner wall of the placement groove (4). A plug rod (803) is slidably connected to the inner wall of the sliding groove (802). A spring (804) is fixedly connected to the front side of the plug rod (803). The other end of the spring (804) is fixedly connected to the front side of the inner wall of the sliding groove (802).

3. The indoor environmental pollutant concentration detection instrument according to claim 1, characterized in that: The unlocking mechanism (9) includes a through hole (901), which is located at the bottom of the front of the base rod (1). The through hole (901) is connected to the slide groove (802). A traction rope (902) is slidably connected to the inner wall of the through hole (901). One end of the traction rope (902) is fixedly connected to the front of the insertion rod (803), and the other end of the traction rope (902) is fixedly connected to a force-bearing block (903).

4. The indoor environmental pollutant concentration detection instrument according to claim 3, characterized in that: The base rod (1) has a T-shaped groove (10) at the bottom of its front side. A T-shaped block (11) is slidably connected to the inner wall of the T-shaped groove (10). The front side of the T-shaped block (11) is fixedly connected to the back side of the force-bearing block (903).

5. The indoor environmental pollutant concentration detection instrument according to claim 2, characterized in that: The back of the insertion rod (803) is inlaid with ball bearings (12), and there are several ball bearings (12) arranged in a ring at equal intervals.

6. The indoor environmental pollutant concentration detection instrument according to claim 3, characterized in that: The front of the through hole (901) is provided with an anti-cut ring (13), the back of the anti-cut ring (13) is fixedly connected to the bottom of the front of the base rod (1), and the surface of the traction rope (902) is slidably connected to the inner wall of the anti-cut ring (13).

7. The indoor environmental pollutant concentration detection instrument according to claim 1, characterized in that: The outer side of the rotating rod (5) is fixedly connected to a distance-extending rod (14), and there are several distance-extending rods (14) that are evenly distributed.

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