Indoor environment gas detector

Abstract

The utility model discloses an indoor environment gas detector which comprises a detector body, and the detector body comprises a detector body, a display screen and a rear cover plate. A user adjusts a pulling mechanism in the opposite direction, the pulling mechanism can drive a positioning mechanism to move, a positioning rod moves out of the surface of a positioning groove, and then a cover plate can be pulled out, so that when the user uses the detector body, the cover plate behind the detector body is convenient to disassemble and assemble, and the use efficiency of the detector body is improved. The device is simple to operate and practical, and solves the problems that some existing portable gas detectors depend on batteries to supply power, the batteries need to be frequently replaced if the service lives of the batteries are short, and the rear cover plates of the existing gas detectors are mounted in a clamping manner, bolts are arranged inside the rear cover plates, so that the rear cover plates of the existing gas detectors cannot be replaced frequently. Therefore, when a user disassembles the rear cover plate to replace and maintain the battery, the operation is more troublesome, time-consuming and labor-consuming.

Description

Technical Field

[0001] The utility model belongs to the technical field of indoor gas detection, and in particular relates to an indoor environmental gas detector. Background Art

[0002] Indoor gas detection is an important means of environmental protection. It is mainly used to detect whether there are harmful gases in the indoor air to ensure the safety and comfort of people's living and working environment. When detecting indoor gas, users are required to use gas detectors to detect indoor gases. Gas detectors are instruments and tools for detecting gas leakage concentrations, including: portable gas detectors, handheld gas detectors, fixed gas detectors, online gas detectors, etc. Gas sensors are mainly used to detect the types of gases in the environment. Gas sensors are sensors used to detect the composition and content of gases.

[0003] The problem with the prior art is that some existing portable gas detectors rely on batteries for power supply. If the battery life is short, the battery may need to be replaced frequently. In addition, the current installation method of the rear cover of the gas detector is a snap-on type with bolts inside, which makes it troublesome, time-consuming and laborious for users to remove the rear cover to replace and repair the battery. Therefore, an indoor environment gas detector is proposed to solve the above problems. Utility Model Content

[0004] In view of the problems existing in the prior art, the utility model provides an indoor environment gas detector, which has the advantages of being easy for the user to disassemble and install the rear cover plate when using the detector body, and to repair and replace the battery. It has the advantages of simple operation and practicality, and solves the problem that some existing portable gas detectors rely on batteries for power supply. If the battery life is short, the battery may need to be replaced frequently, and the current installation method of the rear cover plate of the gas detector is a snap-on type with bolts inside, which makes it troublesome, time-consuming and labor-intensive for the user to disassemble the rear cover plate to replace and repair the battery.

[0005] The utility model is implemented as follows: an indoor environment gas detector comprises a detector body, the detector body comprises an instrument body, a display screen and a rear cover plate, the display screen is arranged on the front side of the instrument body, the rear cover plate is arranged on the rear side of the instrument body, a mounting assembly is arranged on the front side of the rear cover plate, a groove is opened on the rear side of the instrument body, and a pulling mechanism and a positioning mechanism are arranged on the surface of the groove;

[0006] The mounting assembly includes a mounting slot and a mounting rod. There are two mounting slots, both of which are arranged on the rear side of the instrument body. There are two mounting rods, both of which have surfaces movably connected to the surfaces of the mounting slots, and the rear side of the mounting rod is fixedly mounted on the front side of the rear cover.

[0007] As a preferred embodiment of the utility model, the pulling mechanism includes a pulling rod, a limit block and a first spring, and two of the pulling rods and the limit block are provided, the tops of the two pulling rods pass through the groove to the top of the instrument body, the two limit blocks are fixedly installed on the surface of the pulling rod, and the bottoms of the limit blocks are located at the top of the instrument body, and the opposite side of the first spring is fixedly installed on the opposite side of the pulling rod. By setting up the pulling mechanism, when the user needs to disassemble the rear cover and replace and repair its battery, the use of the pulling mechanism facilitates the user to operate and use it.

[0008] As a preferred embodiment of the utility model, the positioning mechanism includes a positioning rod, a positioning plate and a second spring. The bottom of the positioning rod passes through the bottom of the groove to the inside of the rear cover plate. The bottom of the positioning plate is fixedly installed on the top of the positioning rod. The positioning plate is perpendicular to the pulling rod. The second spring is sleeved on the surface of the positioning rod. The upper and lower sides of the second spring are fixedly installed on the bottom of the positioning plate and the surface of the groove. By setting up the positioning mechanism, the positioning rod can be driven to move out from the surface of the positioning groove by cooperating with the pulling mechanism.

[0009] As a preferred embodiment of the utility model, two fixing rods are fixedly installed on the surface of the groove, and the surfaces of the two fixing rods are movably connected with rotating rods. By setting the fixing rods and the rotating rods, the rotating rods can be driven to rotate on the surfaces of the fixing rods by moving the pulling mechanism.

[0010] As a preferred embodiment of the present invention, two travel grooves are provided on the front and rear sides of the rotating rod, and the front sides of the limit block and the positioning plate are movably connected to the surface of the travel grooves through a rotating shaft. By setting the travel grooves, the rotation amplitude of the rotating rod can be controlled, so that the travel grooves can drive the rotating shaft to move.

[0011] As a preferred embodiment of the utility model, the surface of the groove is movably connected with an auxiliary rod through a sliding groove, and the front side of the auxiliary rod is fixedly mounted on the rear side of the positioning plate. By setting the auxiliary rod, the positioning rod can be assisted and supported in its movement.

[0012] As a preferred embodiment of the present invention, a positioning groove is provided on the top of the rear cover plate, the top of the positioning groove extends to the inside of the groove, and the positioning groove is used in conjunction with a positioning rod. By setting the positioning groove, the rear cover plate can be easily installed and disassembled by being used in conjunction with the positioning rod.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model improves the detector body, the instrument body, the display screen, the rear cover, the mounting assembly, the groove, the pulling mechanism, the positioning mechanism, the fixing rod, the rotating rod, the travel groove, the auxiliary rod and the positioning groove. When the user adjusts the pulling mechanism in the opposite direction, the pulling mechanism will drive the positioning mechanism to move, so that the positioning rod moves out from the surface of the positioning groove, and then the cover can be pulled out, so that when the user uses the detector body, it is convenient to disassemble and install the rear cover and repair and replace the battery. The operation is simple and practical, and solves the problem that some existing portable gas detectors rely on batteries for power supply. If the battery life is short, the battery may need to be replaced frequently. In addition, the current installation method of the rear cover of the gas detector is a snap-on type with bolts inside, which makes it troublesome, time-consuming and labor-intensive for the user to disassemble the rear cover to replace and repair the battery.

[0015] 2. The utility model provides an installation assembly, a groove, a pulling mechanism, a positioning mechanism, a fixing rod, a rotating rod, a travel groove, an auxiliary rod and a positioning groove, so that the user can adjust the pulling mechanism in the opposite direction. The pulling mechanism will drive the positioning mechanism to move, so that the positioning rod moves out from the surface of the positioning groove, and then the cover can be pulled out. The operation is simple and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a stereoscopic diagram of the detector body provided by the embodiment of the utility model;

[0017] Figure 2 It is a rear perspective view of the detector body provided by the embodiment of the utility model;

[0018] Figure 3 The utility model embodiment provides Figure 2 A partial enlarged view of point A in the middle.

[0019] In the figure: 1. detector body; 11. instrument body; 12. display screen; 13. back cover; 2. mounting assembly; 21. mounting slot; 22. mounting rod; 3. groove; 4. pulling mechanism; 41. pulling rod; 42. limit block; 43. first spring; 5. positioning mechanism; 51. positioning rod; 52. positioning plate; 53. second spring; 6. fixing rod; 7. rotating rod; 8. travel slot; 9. auxiliary rod; 10. positioning slot. DETAILED DESCRIPTION

[0020] In order to further understand the content, features and effects of the present invention, the following embodiments are given as examples and described in detail with reference to the accompanying drawings.

[0021] The structure of the utility model is described in detail below in conjunction with the accompanying drawings.

[0022] like Figures 1 to 3 As shown, an indoor environment gas detector provided by an embodiment of the utility model includes a detector body 1, the detector body 1 includes an instrument body 11, a display screen 12 and a rear cover plate 13, the display screen 12 is arranged on the front side of the instrument body 11, the rear cover plate 13 is arranged on the rear side of the instrument body 11, a mounting assembly 2 is arranged on the front side of the rear cover plate 13, a groove 3 is opened on the rear side of the instrument body 11, and a pulling mechanism 4 and a positioning mechanism 5 are arranged on the surface of the groove 3;

[0023] The mounting assembly 2 includes a mounting groove 21 and a mounting rod 22. There are two mounting grooves 21, both of which are arranged on the rear side of the instrument body 11. There are two mounting rods 22. The surfaces of the two mounting rods 22 are movably connected to the surfaces of the mounting grooves 21, and the rear sides of the mounting rods 22 are fixedly mounted on the front side of the rear cover plate 13.

[0024] refer to Figure 2 and Figure 3 The pulling mechanism 4 includes a pulling rod 41, a limit block 42 and a first spring 43. There are two pulling rods 41 and two limit blocks 42. The tops of the two pulling rods 41 pass through the groove 3 to the top of the instrument body 11. The two limit blocks 42 are fixedly installed on the surface of the pulling rod 41, and the bottom of the limit block 42 is located at the top of the instrument body 11. The opposite side of the first spring 43 is fixedly installed on the opposite side of the pulling rod 41.

[0025] The above solution is adopted: by providing the pulling mechanism 4, when the user needs to disassemble the rear cover 13 and replace or repair the battery, the pulling mechanism 4 is used to facilitate the user to operate and use.

[0026] refer to Figure 2 and Figure 3 The positioning mechanism 5 includes a positioning rod 51, a positioning plate 52 and a second spring 53. The bottom of the positioning rod 51 passes through the bottom of the groove 3 to the inside of the rear cover 13. The bottom of the positioning plate 52 is fixedly installed on the top of the positioning rod 51. The positioning plate 52 is perpendicular to the pulling rod 41. The second spring 53 is sleeved on the surface of the positioning rod 51. The upper and lower sides of the second spring 53 are fixedly installed on the bottom of the positioning plate 52 and the surface of the groove 3.

[0027] By adopting the above solution, the positioning mechanism 5 is provided, which can be used in conjunction with the pulling mechanism 4 to drive the positioning rod 51 to move out from the surface of the positioning groove 10 .

[0028] refer to Figure 2 and Figure 3 Two fixing rods 6 are fixedly installed on the surface of the groove 3, and the surfaces of the two fixing rods 6 are movably connected with rotating rods 7.

[0029] By adopting the above solution, by providing the fixed rod 6 and the rotating rod 7 , the rotating rod 7 can be driven to rotate on the surface of the fixed rod 6 by the movement of the pulling mechanism 4 .

[0030] refer to Figure 2 and Figure 3 Two travel grooves 8 are provided on both the front and rear sides of the rotating rod 7, and the front sides of the limit block 42 and the positioning plate 52 are movably connected to the surface of the travel groove 8 through a rotating shaft.

[0031] By adopting the above solution, the travel groove 8 is provided, so that the travel groove 8 can drive the rotating shaft to move according to the rotation amplitude of the rotating rod 7.

[0032] refer to Figure 2 and Figure 3 The surface of the groove 3 is movably connected with an auxiliary rod 9 through a sliding groove, and the front side of the auxiliary rod 9 is fixedly installed on the rear side of the positioning plate 52.

[0033] The above solution is adopted: by providing the auxiliary rod 9, it can assist and support the movement of the positioning rod 51 when the positioning rod 51 moves.

[0034] refer to Figure 2 and Figure 3 A positioning groove 10 is formed at the top of the rear cover plate 13 , the top of the positioning groove 10 extends to the inside of the groove 3 , and the positioning groove 10 cooperates with the positioning rod 51 .

[0035] By adopting the above solution, the positioning groove 10 is provided, which can be used in conjunction with the positioning rod 51 to facilitate installation and removal of the rear cover plate 13.

[0036] The working principle of this utility model:

[0037] When in use, the user first adjusts the pulling rod 41 in the opposite direction so that the pulling rod 41 moves in the opposite direction inside the groove 3. Through the movement of the pulling rod 41, the rotating shaft can be squeezed on the surface of the travel groove 8. Through the squeezing of the rotating shaft, the rotating rod 7 can be driven to rotate on the surface of the fixed rod 6. In this way, the rotation amplitude of the rotating rod 7 can drive the positioning plate 52 to move upward, and at the same time, the second spring 53 is pulled upward to move the positioning rod 51 out from the surface of the positioning groove 10. When the user uses the detector body 1, it is convenient to disassemble and install its rear cover 13 and repair and replace the battery. The operation is simple and practical.

[0038] To sum up: this indoor environment gas detector, through the coordinated use of the detector body 1, the instrument body 11, the display screen 12, the rear cover 13, the installation component 2, the installation slot 21, the installation rod 22, the groove 3, the pulling mechanism 4, the pulling rod 41, the limit block 42, the first spring 43, the positioning mechanism 5, the positioning rod 51, the positioning plate 52, the second spring 53, the fixed rod 6, the rotating rod 7, the travel slot 8, the auxiliary rod 9 and the positioning slot 10, solves the problem that some existing portable gas detectors rely on batteries for power supply. If the battery life is short, the battery may need to be replaced frequently. In addition, the current installation method of the rear cover of the gas detector is a snap-on type with bolts inside, which makes it troublesome, time-consuming and labor-intensive for users to remove the rear cover to replace and repair the battery.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. Although embodiments of the utility model have been shown and described, it is understood by those of ordinary skill in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An indoor environment gas detector, comprising a detector body (1), wherein the detector body (1) comprises an instrument body (11), a display screen (12) and a rear cover plate (13), wherein the display screen (12) is arranged on the front side of the instrument body (11), and the rear cover plate (13) is arranged on the rear side of the instrument body (11), characterized in that: The front side of the rear cover plate (13) is provided with a mounting assembly (2), the rear side of the instrument body (11) is provided with a groove (3), and the surface of the groove (3) is provided with a pulling mechanism (4) and a positioning mechanism (5); The mounting assembly (2) comprises a mounting groove (21) and a mounting rod (22), wherein two mounting grooves (21) are provided, and the two mounting grooves (21) are both arranged on the rear side of the instrument body (11), and two mounting rods (22) are provided, and the surfaces of the two mounting rods (22) are both movably connected to the surfaces of the mounting grooves (21), and the rear sides of the mounting rods (22) are fixedly mounted on the front side of the rear cover plate (13).

2. An indoor environment gas detector as claimed in claim 1, characterized in that: The pulling mechanism (4) comprises a pulling rod (41), a limiting block (42) and a first spring (43); two pulling rods (41) and two limiting blocks (42) are provided; the tops of the two pulling rods (41) pass through the groove (3) to the top of the instrument body (11); the two limiting blocks (42) are fixedly mounted on the surface of the pulling rod (41), and the bottom of the limiting block (42) is located at the top of the instrument body (11); and the opposite side of the first spring (43) is fixedly mounted on the opposite side of the pulling rod (41).

3. An indoor environment gas detector as claimed in claim 2, characterized in that: The positioning mechanism (5) comprises a positioning rod (51), a positioning plate (52) and a second spring (53); the bottom of the positioning rod (51) passes through the bottom of the groove (3) to the inside of the rear cover (13); the bottom of the positioning plate (52) is fixedly mounted on the top of the positioning rod (51); the positioning plate (52) is perpendicular to the pulling rod (41); the second spring (53) is sleeved on the surface of the positioning rod (51); the upper and lower sides of the second spring (53) are fixedly mounted on the bottom of the positioning plate (52) and the surface of the groove (3).

4. An indoor environment gas detector as claimed in claim 3, characterized in that: Two fixing rods (6) are fixedly mounted on the surface of the groove (3), and the surfaces of the two fixing rods (6) are movably connected with rotating rods (7).

5. An indoor environment gas detector as claimed in claim 4, characterized in that: Two travel grooves (8) are provided on both the front and rear sides of the rotating rod (7), and the front sides of the limit block (42) and the positioning plate (52) are movably connected to the surfaces of the travel grooves (8) via a rotating shaft.

6. An indoor environment gas detector as claimed in claim 3, characterized in that: The surface of the groove (3) is movably connected to an auxiliary rod (9) via a sliding groove, and the front side of the auxiliary rod (9) is fixedly mounted on the rear side of the positioning plate (52).

7. An indoor environment gas detector as claimed in claim 3, characterized in that: A positioning groove (10) is provided at the top of the rear cover plate (13), the top of the positioning groove (10) extends to the inside of the groove (3), and the positioning groove (10) is used in conjunction with a positioning rod (51).

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