Verification cabinet for combustible gas detection alarm

Abstract

The utility model discloses a verification cabinet for a combustible gas detection alarm, which comprises a cabinet body, four sliding grooves are formed in the cabinet body, four limiting rods are fixedly connected in the four sliding grooves, four connecting plates are slidably connected to the outer sides of the four limiting rods, first telescopic springs are fixedly connected in the four sliding grooves, and second telescopic springs are fixedly connected in the four sliding grooves. The four first telescopic springs are connected with the four limiting rods in a winding mode, the telescopic ends of the four first telescopic springs are fixedly connected with the side faces of the four connecting plates, and the ends, away from the first telescopic springs, of the four connecting plates are fixedly connected with four triangular clamping blocks. The bottom plate with the combustible gas alarm calibrating device is placed in the cabinet body, the first telescopic spring is arranged, the first telescopic spring pushes the connecting plate, the connecting plate drives the triangular clamping block to be clamped with the surface of the right side of the bottom plate, and then the combustible gas alarm calibrating device can be fixed in the cabinet body.

Description

Technical Field

[0001] The utility model relates to the technical field of combustible gas detection alarms, in particular to a calibration cabinet for combustible gas detection alarms. Background Art

[0002] The combustible gas detection alarm, which consists of a detector and an alarm control host, is an electronic instrument used to detect dangerous gas leaks indoors and outdoors. To ensure the normal alarm function of the combustible gas detection alarm, the combustible gas detection alarm needs to be calibrated during production and use. In the relevant industry, in order to facilitate the calibration of various performances of the combustible gas detection alarm, the combustible gas detection alarm is usually set in a corresponding calibration cabinet; specifically, screws are installed in corresponding positions on the back panel of the calibration cabinet, and the combustible gas detection alarm calibration device is hung on the back panel of the calibration cabinet through multiple screws.

[0003] Driving screws on the back panel of the corresponding calibration cabinet will cause irreparable damage to the cabinet body; when the combustible gas detection alarm calibration device in the cabinet is replaced many times, since there are many holes on the back panel of the calibration cabinet body, it is no longer possible to drive screws on the back panel of the calibration cabinet body and hang a new combustible gas detection alarm calibration device.

[0004] Therefore, it is necessary to design a calibration cabinet for combustible gas detection alarm that can be snap-fitted, convenient for disassembly and installation, and highly practical. Utility Model Content

[0005] The purpose of the utility model is to provide a calibration cabinet for a combustible gas detection alarm to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a calibration cabinet for a combustible gas detection alarm, comprising a cabinet body, wherein four sliding grooves are opened inside the cabinet body, four limit rods are fixedly connected in the four sliding grooves, four connecting plates are slidably connected on the outer sides of the four limit rods, first telescopic springs are fixedly connected in the four sliding grooves, the four first telescopic springs are wound and connected with the four limit rods, the telescopic ends of the four first telescopic springs are fixedly connected to the side surfaces of the four connecting plates, four triangular clamping blocks are fixedly connected at one end of the four connecting plates away from the first telescopic springs, the four triangular clamping blocks are relatively installed, four push rods are fixedly connected inside the cabinet body, the right sides of the four push rods are fixedly connected to a bottom plate, the four right corners of the bottom plate are fitted with the triangular clamping blocks, and a plurality of combustible gas alarm calibration devices are fixedly connected to the right side of the bottom plate.

[0007] According to the above technical solution, the pushing rod includes a first connecting rod, one end of which is fixedly connected to the interior of the cabinet, the other end of the first connecting rod is provided with a first slot, a second telescopic spring is fixedly connected in the first slot, the telescopic end of the second telescopic spring is fixedly connected to the second connecting rod, and one end of the second connecting rod away from the second telescopic spring is fixedly connected to the bottom plate.

[0008] According to the above technical solution, the second connecting rod is symmetrically fixedly connected with the limiting blocks at the upper and lower parts, the first notch is symmetrically provided with limiting grooves at the upper and lower parts, and the limiting blocks are slidably connected in the limiting grooves.

[0009] According to the above technical solution, a vent is opened on the left side of the cabinet, a second slot is opened below the vent, an electric telescopic rod is fixedly connected in the second slot, a baffle is fixedly connected above the electric telescopic rod, a fixed groove is opened above the vent, and the size of the top of the baffle matches that of the fixed groove.

[0010] According to the above technical solution, a fan is fixedly connected to the right side of the vent.

[0011] According to the above technical solution, an exhaust duct is fixedly connected to the right side of the cabinet, and a sealing cover is threadedly connected to the right end of the exhaust duct.

[0012] According to the above technical solution, the front hinge of the cabinet is connected with a switch door, and the switch door is tightly fitted with the cabinet.

[0013] Compared with the prior art, the beneficial effect achieved by the utility model is that when the device is detecting, the base plate with the combustible gas alarm verification device is placed inside the cabinet, and the combustible gas alarm verification device can be fixed inside the cabinet by providing a first telescopic spring, the first telescopic spring pushes the connecting plate, and the connecting plate drives the triangular clamping block to form a clamping connection with the right side surface of the base plate. The alarm verification device in the device is a common combustible gas detection alarm device in reality. After the base plate and the alarm verification device are clamped and fitted with the triangular clamping block, the left side of the base plate is tightly fitted with the second connecting rod, and the second connecting rod pushes the second telescopic spring, so that the second telescopic spring is in a compressed state. Since the force is mutual, the second telescopic spring has a thrust in the direction of the base plate, so that the base plate is clamped and fixed exactly between the second connecting rod and the triangular clamping block, and the fixation is more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a partial front cross-sectional structural schematic diagram of the utility model;

[0017] Figure 3 It is a partial side sectional structural schematic diagram of the utility model;

[0018] Figure 4 The utility model Figure 3 A in the enlarged view;

[0019] In the figure: 1. cabinet, 2. sliding groove, 3. limit rod, 4. connecting plate, 5. first telescopic spring, 6. triangular clamp block, 7. push rod, 8. bottom plate, 9. combustible gas alarm detection device, 10. first connecting rod, 11. first notch, 12. second telescopic spring, 13. second connecting rod, 14. limit block, 15. limit groove, 16. vent, 17. second notch, 18. electric telescopic rod, 19. baffle, 20. fixed groove, 21. fan, 22. exhaust duct, 23. sealing cover, 24. switch door. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4The utility model provides a technical solution: a calibration cabinet for a combustible gas detection alarm, including a cabinet body 1, four sliding grooves 2 are opened inside the cabinet body 1, four limit rods 3 are fixedly connected in the four sliding grooves 2, four connecting plates 4 are slidably connected on the outsides of the four limit rods 3, first telescopic springs 5 ​​are fixedly connected in the four sliding grooves 2, four first telescopic springs 5 ​​are wound and connected with the four limit rods 3, the telescopic ends of the four first telescopic springs 5 ​​are fixedly connected to the sides of the four connecting plates 4, four triangular blocks 6 are fixedly connected at one end of the four connecting plates 4 away from the first telescopic springs 5, the four triangular blocks 6 are relatively installed, and four push rods 5 are fixedly connected inside the cabinet body 1. The movable rod 7 and the right side of the four push rods 7 are fixedly connected with a bottom plate 8, and the four right corners of the bottom plate 8 are fitted with the triangular clamping block 6. The right side of the bottom plate 8 is fixedly connected with a plurality of combustible gas alarm detection devices 9. When using this device for detection, the bottom plate 8 with the combustible gas alarm detection device 9 is placed inside the cabinet 1. By providing a first telescopic spring 5, the first telescopic spring 5 pushes the connecting plate 4, and the connecting plate 4 drives the triangular clamping block 6 to form a clamping connection with the right side surface of the bottom plate 8, the combustible gas alarm detection device 9 can be fixed inside the cabinet 1. The alarm detection device 9 in this device is a common combustible gas detection alarm device in reality;

[0022] according to Figure 4 As shown, the push rod 7 includes a first connecting rod 10, one end of the first connecting rod 10 is fixedly connected to the inside of the cabinet 1, and the other end of the first connecting rod 10 is provided with a first notch 11, and a second telescopic spring 12 is fixedly connected in the first notch 11, and the telescopic end of the second telescopic spring 12 is fixedly connected to a second connecting rod 13, and the end of the second connecting rod 13 away from the second telescopic spring 12 is fixedly connected to the bottom plate 8. After the bottom plate 8 and the alarm detection device 9 are snap-fitted with the triangular clamping block 6, the left side of the bottom plate 8 is tightly fitted with the second connecting rod 13, and the second connecting rod 13 pushes the second telescopic spring 12, so that the second telescopic spring 12 is in a compressed state. Since the force is mutual, the second telescopic spring 12 has a thrust in the direction of the bottom plate 8, so that the bottom plate 8 is clamped and fixed in the middle of the second connecting rod 13 and the triangular clamping block 6, and the fixation is more stable;

[0023] according to Figure 4 As shown, the second connecting rod 13 is symmetrically fixedly connected to the limiting block 14 at the upper and lower parts, and the first notch 11 is symmetrically provided with the limiting groove 15 at the upper and lower parts. The limiting block 14 is slidably connected in the limiting groove 15. By providing the limiting block 14 and the limiting groove 15, the second connecting rod 13 is limited.

[0024] according to Figure 2As shown, a vent 16 is provided on the left side of the cabinet 1, a second slot 17 is provided below the vent 16, an electric telescopic rod 18 is fixedly connected in the second slot 17, a baffle 19 is fixedly connected above the electric telescopic rod 18, a fixing slot 20 is provided above the vent 16, and the size of the upper part of the baffle 19 matches that of the fixing slot 20;

[0025] according to Figure 2 As shown, a fan 21 is fixedly connected to the right side of the vent 16;

[0026] according to Figure 2 As shown, an exhaust pipe 22 is fixedly connected to the right side of the cabinet 1, and a sealing cover 23 is threadedly connected to the right end of the exhaust pipe 22. After the detection is completed, the electric telescopic rod 18 is started, and the electric telescopic rod 18 drives the baffle 19 to move into the second notch 17, and the fan 21 is started, so that the combustible gas inside the cabinet 1 can be transported to the storage device through the exhaust pipe 22;

[0027] according to Figure 1 As shown, the front hinge of the cabinet 1 is connected with a switch door 24, and the switch door 24 is tightly fitted with the cabinet 1;

[0028] When using the utility model, open the switch door 24, place the bottom plate 8 with the combustible gas alarm detection device 9 inside the cabinet 1, and by providing a first telescopic spring 5, the first telescopic spring 5 pushes the connecting plate 4, and the connecting plate 4 drives the triangular clamping block 6 to form a snap connection with the right side surface of the bottom plate 8, so that the combustible gas alarm detection device 9 can be fixed inside the cabinet 1. After the bottom plate 8 and the alarm detection device 9 are snap-fitted with the triangular clamping block 6, the left side of the bottom plate 8 is tightly fitted with the second connecting rod 13, and the second connecting rod 13 pushes the second telescopic spring 12, so that the second telescopic spring 12 is in a compressed state. The force is mutual, and the second telescopic spring 12 has a thrust in the direction of the bottom plate 8, so that the bottom plate 8 is clamped and fixed between the second connecting rod 13 and the triangular clamping block 6, and the fixation is more stable. After the detection is completed, the electric telescopic rod 18 is started, and the electric telescopic rod 18 drives the baffle 19 to move into the second slot 17, and the fan 21 is started, so that the combustible gas inside the cabinet 1 can be transported to the storage device through the exhaust pipe 22. The components of this device are all universal standard parts or components known to those skilled in the art, and its structure and principle can be known to those skilled in the art through technical manuals or through conventional experimental methods.

[0029] 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.

[0030] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A test cabinet for a combustible gas detection alarm, comprising a cabinet body (1), Features: Four sliding grooves (2) are provided inside the cabinet (1), four limiting rods (3) are fixedly connected inside the four sliding grooves (2), four connecting plates (4) are slidably connected to the outer sides of the four limiting rods (3), first telescopic springs (5) are fixedly connected inside the four sliding grooves (2), the four first telescopic springs (5) are wound and connected with the four limiting rods (3), the telescopic ends of the four first telescopic springs (5) are fixedly connected to the sides of the four connecting plates (4), four triangular clamping blocks (6) are fixedly connected to the ends of the four connecting plates (4) away from the first telescopic springs (5), the four triangular clamping blocks (6) are installed relative to each other, four pushing rods (7) are fixedly connected inside the cabinet (1), the right sides of the four pushing rods (7) are fixedly connected to a bottom plate (8), the four right corners of the bottom plate (8) are in contact with the triangular clamping blocks (6), and a plurality of combustible gas alarm detection devices (9) are fixedly connected to the right side of the bottom plate (8).

2. A calibration cabinet for a combustible gas detection alarm according to claim 1, Features: The pushing rod (7) comprises a first connecting rod (10), one end of which is fixedly connected to the interior of the cabinet (1), the other end of which is provided with a first notch (11), a second telescopic spring (12) being fixedly connected inside the first notch (11), the telescopic end of the second telescopic spring (12) being fixedly connected to a second connecting rod (13), and one end of the second connecting rod (13) away from the second telescopic spring (12) being fixedly connected to the bottom plate (8).

3. A calibration cabinet for a combustible gas detection alarm according to claim 2, Features: The second connecting rod (13) is symmetrically fixedly connected with a limiting block (14) at the upper and lower parts thereof, and the first notch (11) is symmetrically provided with a limiting groove (15) at the upper and lower parts thereof, and the limiting block (14) is slidably connected in the limiting groove (15).

4. A calibration cabinet for a combustible gas detection alarm according to claim 3, Features: The cabinet (1) has a ventilation opening (16) on the left side, a second notch (17) below the ventilation opening (16), an electric telescopic rod (18) fixedly connected in the second notch (17), a baffle (19) fixedly connected above the electric telescopic rod (18), a fixed groove (20) above the ventilation opening (16), and the size of the upper part of the baffle (19) matches that of the fixed groove (20).

5. A test cabinet for a combustible gas detection alarm according to claim 4, Features: A fan (21) is fixedly connected to the right side of the ventilation opening (16).

6. A test cabinet for a combustible gas detection alarm according to claim 5, Features: An exhaust pipe (22) is fixedly connected to the right side of the cabinet (1), and a sealing cover (23) is threadedly connected to the right end of the exhaust pipe (22).

7. A test cabinet for a combustible gas detection alarm according to claim 6, Features: The front hinge of the cabinet (1) is connected to a switch door (24), and the switch door (24) is tightly fitted to the cabinet (1).

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