Ultra-light VOCs detector

Abstract

The ultra-light VOCs detector comprises a detector shell and a containing part, the containing part is arranged on the side face of the detector shell, the containing part is provided with a containing shell fixedly arranged on the side face of the detector shell through bolts, and a circle of oblique teeth are arranged in the containing shell in a surrounding mode; a containing part is arranged in the containing shell, a containing shaft is rotationally arranged in the containing part, a hanging rope is arranged on the side face of the containing shaft and located in the containing shell, one end of the hanging rope penetrates through a hole formed in the side face of the containing shell and extends out of the containing shell, clamping teeth are arranged on the side face of the containing shaft, and the clamping teeth and the oblique teeth form a ratchet wheel structure. And the storage shaft rotates to drive the hanging rope to be wound on the surface of the storage shaft to be stored in the storage shell. The storage part is arranged, so that the hanging rope can be driven to be wound on the side surface of the storage shaft and stored in the storage cavity by rotating the storage shaft during use.

Description

TECHNICAL FIELD

[0001] The utility model relates to VOCs detector technical field, specifically to a kind of super light VOCs detector. BACKGROUND

[0002] VOCs detector is a kind of instrument for detecting and measuring volatile organic compound concentration.VOCs volatile organic compound, it is the organic compound that saturated vapor pressure is greater than 70Pa under normal temperature, boiling point is below 260 DEG C under normal pressure, or under 20 DEG C condition steam pressure is greater than or equal to 10Pa with corresponding volatility of all organic compounds, and these compounds need to be detected by hand-held VOCS detector.

[0003] VOCs detector in the use process operator will need to use equipment in different working environments, need to be short when operator single-handed operation or fast moving Hangsheng, and need to be long to reduce the burden of wrist or increase flexibility when needing long time handheld or frequently switching operation posture.The fixed length of Hangsheng cannot meet these diversified needs, will lead to inconvenient operation or increase the risk of equipment falling.Therefore, design a length-adjustable Hangsheng can significantly improve the use convenience and safety of VOCs detector, while avoiding the problem of Hangsheng winding knot. SUMMARY

[0004] The utility model aims at providing a kind of super light VOCs detector, to solve the fixed length of Hangsheng of existing VOCs detector in the background art proposed above cannot meet these diversified needs, will lead to inconvenient operation or increase the risk of equipment falling.Therefore, design a length-adjustable Hangsheng can significantly improve the use convenience and safety of VOCs detector, while avoiding the problem of Hangsheng winding knot.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of super light VOCs detector, including detector shell and storage part:

[0006] The storage part is arranged on the side of the detector shell, and the storage part has a storage shell fixed on the side of the detector shell by bolts.A set of helical teeth are arranged inside the storage shell.A storage shaft is rotatably arranged inside the storage part, and a hanging rope is arranged on the side of the storage shaft.The hanging rope is located inside the storage shell, and one end of the hanging rope extends to the outside of the storage shell through a hole on the side of the storage shell.A pawl is arranged on the side of the storage shaft, and the pawl and the helical teeth form a ratchet structure.The storage shaft is rotated to wind the hanging rope around the surface of the storage shaft and store it inside the storage shell.

[0007] By adopting the technical scheme, the hanging rope can be wound around the side of the storage shaft and stored in the storage cavity by rotating the storage shaft.

[0008] Preferably, a rotating groove is formed in the inside of the storage shell, the storage shaft is embedded in the rotating groove and rotationally connected with the storage shell, and a handle is arranged on the outside of the storage shaft.

[0009] By adopting the technical scheme, the storage shaft can be rotated in the inside of the storage shell by rotating the handle.

[0010] Preferably, the storage part further has a cavity formed in the inside of the storage shell, a ring of inclined teeth is arranged on the side wall of the cavity, and the clamping teeth are located in the cavity.

[0011] By adopting the technical scheme, the clamping teeth can be brought into contact with the inclined teeth by the movement of the storage shaft.

[0012] Preferably, the storage part further has a storage cavity formed in the inside of the storage shell, and a hole is formed in the side of the storage shell and communicates with the storage cavity.

[0013] By adopting the technical scheme, the hanging rope can be stored in the storage cavity through the hole.

[0014] Preferably, the storage part further has a rotating shaft arranged in the inside of the storage cavity, a rotating groove is formed in the end of the storage shaft close to the rotating shaft, and the rotating shaft is embedded in the rotating groove and rotationally connected with the storage shaft.

[0015] By adopting the technical scheme, the storage shaft can rotate around the rotating shaft.

[0016] Preferably, the clamping teeth are arranged obliquely on the side wall of the storage shaft, there are six clamping teeth, and the six clamping teeth are arranged in a central rotational symmetry structure around the axis of the storage shaft.

[0017] By adopting the technical scheme, the clamping teeth and the inclined teeth can form a ratchet structure, so that the storage shaft can only rotate in one direction.

[0018] Preferably, the storage part further has a spring arranged in the end of the rotating shaft close to the storage shaft, and the spring is located between the rotating shaft and the storage shaft.

[0019] By adopting the technical scheme, the storage shaft can be displaced in the inside of the storage shell by the spring.

[0020] Preferably, one end of the hanging rope is embedded in the inside of the storage shaft and is fusion-connected with the storage shaft, and the other end of the hanging rope away from the storage shaft is provided with a ring structure.

[0021] By adopting the technical scheme, the hanging rope can be wound around the side of the storage shaft by rotating the storage shaft.

[0022] Compared with the prior art, the utility model discloses the beneficial effects are: through being provided with the storage part, can when using, through the rotation storage axle, to drive the hanging rope winding in the side of storage axle and is stored in the storage cavity, when the operator press the handle and drive the storage axle to overcome the elasticity and slide in, the spring contracts, the tooth will be far from the bevel tooth at this time, so that the storage axle can rotate to the counterclockwise direction, at this time, the operator is kept in press the handle while, the hanging rope can be taken out in the storage cavity to the outward pull of the hanging rope. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the whole structure schematic diagram of the application;

[0024] Figure 2 It is the whole structure schematic diagram of the application;

[0025] Figure 3 It is the storage part cross section structure schematic diagram of the application;

[0026] Figure 4 It is the storage part cross section structure schematic diagram of the application;

[0027] Figure 5 It is the storage part cross section structure schematic diagram of the application;

[0028] Figure 6 It is the storage shell cross section structure schematic diagram of the application;

[0029] Figure 7 It is the storage axle and hanging rope connection structure schematic diagram of the application.

[0030] In the drawing: 1, detector shell, 2, storage part, 201, storage shell, 202, cavity, 203, bevel tooth, 204, storage cavity, 205, pivot, 206, storage axle, 207, tooth, 208, handle, 209, spring, 210, hanging rope. DETAILED DESCRIPTION

[0031] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0032] Embodiment one

[0033] Please refer to Figure 1 、 Figure 2 And Figure 3The embodiment provides a technical scheme: a super-light VOCs detector, which comprises a detector shell 1 and a storage part 2:

[0034] A flame ionization detector is arranged in the detector shell 1, VOC gas is ionized in a hydrogen flame by burning the VOC gas, the VOC concentration is detected by measuring the ion current, and the working principle of the VOC gas detector is mainly based on sensor technology. The concentration of VOC gas in the air is detected and converted into a readable signal. The storage part 2 is arranged on the side of the detector shell 1, and a storage shell 201 is fixedly arranged on the side of the detector shell 1 through bolts. A circle of bevel gears 203 is arranged around the inside of the storage shell 201. A storage shaft 206 is rotatably arranged in the storage part 2. A hanging rope 210 is arranged on the side of the storage shaft 206. The hanging rope 210 is located in the inside of the storage shell 201. One end of the hanging rope 210 penetrates through the hole arranged on the side of the storage shell 201 and extends to the outside of the storage shell 201. A clamping tooth 207 is arranged on the side of the storage shaft 206. The clamping tooth 207 and the bevel gear 203 form a ratchet structure. The storage shaft 206 rotates to drive the hanging rope 210 to be wound around the surface of the storage shaft 206 and stored in the inside of the storage shell 201. When in use, the storage shaft 206 is rotated to drive the hanging rope 210 to be wound around the side of the storage shaft 206 and stored in the storage cavity 204.

[0035] Embodiment two

[0036] Please refer to Figure 3 、 Figure 4 and Figure 5 The embodiment provides a technical scheme: a super-light VOCs detector, which comprises a storage part 2, a storage shell 201 and a storage shaft 206:

[0037] A rotating groove is arranged in the inside of the storage shell 201. The storage shaft 206 is embedded in the rotating groove and rotationally connected with the storage shell 201. A handle 208 is arranged on the outside of the storage shaft 206. The handle 208 can be rotated to drive the storage shaft 206 to rotate in the inside of the storage shell 201. A storage cavity 204 is arranged in the inside of the storage shell 201. A hole is arranged on the side of the storage shell 201 and communicates with the storage cavity 204. The hanging rope 210 can be stored in the storage cavity 204 through the hole. A rotating shaft 205 is integrally arranged in the inside of the storage cavity 204. A rotating groove is arranged on the end of the storage shaft 206 close to the rotating shaft 205. The rotating shaft 205 is embedded in the rotating groove and rotationally connected with the storage shaft 206. The storage shaft 206 can rotate around the rotating shaft 205. One end of the hanging rope 210 is embedded in the inside of the storage shaft 206 and fusion-connected with the storage shaft 206. The other end of the hanging rope 210 is provided with an annular structure. The storage shaft 206 can be rotated to drive the hanging rope 210 to be wound around the side of the storage shaft 206.

[0038] Embodiment three

[0039] Please refer to Figure 5 , Figure 6 and Figure 7 , the embodiment provides a technical scheme: a kind of ultra-light VOCs detector, including storage part 2, bevel 203 and pawl 207:

[0040] Cavity 202 is set in the inside of storage shell 201, a circle of bevel 203 is set around the side wall of cavity 202, pawl 207 is located in cavity 202, can be driven pawl 207 and bevel 203 contact by the movement of storage shaft 206, pawl 207 has certain tenacity, pawl 207 is obliquely arranged on the side wall of storage shaft 206, pawl 207 is set to six, six pawl 207 is around the axis of symmetry structure of the axis of symmetry structure of storage shaft 206, can be formed ratchet structure by pawl 207 and bevel 203, so that storage shaft 206 can only rotate in one direction, storage part 2 also has spring 209 that is arranged in the end of rotating shaft 205 close to storage shaft 206, spring 209 is located between rotating shaft 205 and storage shaft 206, can be displaced storage shaft 206 in the inside of storage shell 201 by spring 209, spring 209 is in the case of not being affected by external force, at this time, spring 209 is in the case of maximum tension, spring 209 will push storage shaft 206 to slide along rotating shaft 205 outward, as shown in Figure 4 , at this time, pawl 207 will abut against bevel 203 and form ratchet structure, so that storage shaft 206 can only rotate in one direction in clockwise direction, when press rotating handle 208 drives storage shaft 206 to slide inward to overcome spring 209 elastic force, at this time, spring 209 is contracted, as shown in Figure 5 , at this time, pawl 207 will be away from bevel 203, so that storage shaft 206 can rotate in counterclockwise direction.

[0041] Working principle: first, when storage rope 210, directly clockwise reverse selection rotating handle 208 drives storage shaft 206 to rotate, thereby driving rope 210 to be wound on the side of storage shaft 206 and be stored in storage cavity 204, since pawl 207 and bevel 203 form ratchet structure, so that storage shaft 206 can only rotate in one direction, by rotating storage shaft 206, not only can storage rope 210 be stored, but also the length of exposed rope 210 can be adjusted, when operator press rotating handle 208 drives storage shaft 206 to slide inward to overcome spring 209 elastic force, at this time, spring 209 is contracted, at this time, pawl 207 will be away from bevel 203, so that storage shaft 206 can rotate in counterclockwise direction, at this time, operator can pull rope 210 outward while keeping press rotating handle 208, so that rope 210 stored in storage cavity 204 can be pulled out.

[0042] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An ultra-lightweight VOCs detector, characterized in that, include: Detector housing (1); Storage section (2), which is provided on the side of the detector housing (1), and the storage section (2) has a storage housing (201) which is fixed to the side of the detector housing (1) by bolts; The storage shell (201) has a ring of helical teeth (203) arranged around its interior, and the storage part (2) has a storage shaft (206) rotatably arranged inside its interior; The storage shaft (206) has a hanging rope (210) on its side. The hanging rope (210) is located inside the storage shell (201). One end of the hanging rope (210) passes through a hole on the side of the storage shell (201) and extends to the outside of the storage shell (201). The storage shaft (206) has a locking tooth (207) on its side. The locking tooth (207) and the helical tooth (203) form a ratchet structure. The storage shaft (206) rotates to drive the hanging rope (210) to wrap around the surface of the storage shaft (206) and be stored inside the storage shell (201).

2. The ultra-lightweight VOCs detector according to claim 1, characterized in that: The storage housing (201) has a rotating groove inside, and the storage shaft (206) is embedded in the rotating groove and rotatably connected to the storage housing (201). A handle (208) is provided on the outside of the storage shaft (206).

3. The ultra-lightweight VOCs detector according to claim 1, characterized in that: The storage section (2) also has a cavity (202) opened inside the storage shell (201), and a ring of helical teeth (203) is arranged around the side wall of the cavity (202), and the locking teeth (207) are located inside the cavity (202).

4. The ultra-lightweight VOCs detector according to claim 1, characterized in that: The storage section (2) also has a storage cavity (204) inside the storage shell (201), and the side of the storage shell (201) has holes that communicate with the storage cavity (204).

5. The ultra-lightweight VOCs detector according to claim 4, characterized in that: The storage section (2) also has a rotating shaft (205) disposed inside the storage cavity (204). The storage shaft (206) has a rotating groove at one end near the rotating shaft (205). The rotating shaft (205) is embedded in the rotating groove and is rotatably connected to the storage shaft (206).

6. The ultra-lightweight VOCs detector according to claim 1, characterized in that: The locking teeth (207) are obliquely arranged on the side wall of the storage shaft (206). There are six locking teeth (207), and the six locking teeth (207) are arranged in a central rotational symmetric structure around the axis of the storage shaft (206).

7. The ultra-lightweight VOCs detector according to claim 5, characterized in that: The storage section (2) also has a spring (209) disposed on one end of the rotating shaft (205) near the storage shaft (206), the spring (209) being located between the rotating shaft (205) and the storage shaft (206).

8. The ultra-lightweight VOCs detector according to claim 1, characterized in that: One end of the hanging rope (210) is embedded inside the storage shaft (206) and fused to the storage shaft (206). The end of the hanging rope (210) away from the storage shaft (206) is provided with a ring structure.

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