Foam generator performance test device

By designing the foam generator performance test device, the problem of difficulty for workers to accurately fix the jet tubes of different widths and measure the foam jet pressure is solved, and the precise fixation of the jet tubes and the accurate determination of the foam pressure is achieved, which improves the accuracy and convenience of the test.

CN222671404UActive Publication Date: 2025-03-25PANJIN XINFA SAFETY FACILITIES INSPECTION CO LTD
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Patent Information

Application Number
CN202421803201.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-29
Publication Date
2025-03-25
Estimated Expiration
2034-07-29

AI Technical Summary

Technical Problem

When detecting the injection pressure of the foam generator, it is difficult for workers to accurately determine the fixation and magnitude of the foam injection pressure of the jet tube of different widths.

Method used

A foam generator performance test device is designed, including a base, support column, cover plate, press plate, adjustment screw, detection plate and compression spring. By adjusting the threaded connection between the screw and the connecting cylinder, the pressure plate is driven downward to fix the injection tube; the detection plate cooperates with the lateral track groove of the base to avoid left and right swings; the compression spring provides impact force, and the position of the detection plate determines the magnitude of the foam injection pressure.

Benefits of technology

Accurate fixation of injection tubes of different sizes and accurate determination of foam injection pressure is achieved, improving the accuracy and convenience of testing.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a testing device for a performance test of a foam generator, which belongs to the technical field of detection equipment, aims to solve the problems that a worker is inconvenient to fix injection pipes with different widths, and the foam injection pressure is difficult to accurately determine, and comprises a base of which the main body is of a rectangular plate-shaped structure, four supporting plates are fixedly installed on the lower end face of the base, two transverse rail grooves are formed in the upper end face of the base, and a fixing plate is fixedly installed on the rear portion of the upper end face of the base. According to the utility model, the surface of the base is provided with two groups of transverse scale marks, the indicating arrow points to the positions of the scale marks, and a worker can accurately determine the position of the detection plate through the numbers of the scale marks so as to accurately judge the size of the injection pressure; the adjusting screw rod can drive the pressing plate to move downwards in the rotating process, so that the pressing plate is tightly attached to the injection pipe, and the injection pipes of different sizes can be fixed between the cover plate and the fixing frame.
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Description

Technical Field

[0001] The utility model belongs to the technical field of detection equipment, and more specifically, particularly relates to a foam generator performance test device. Background Art

[0002] The foam generator can spray foam directly on the fire area, preventing the burning object from contacting the outside air, thereby achieving the purpose of rapid fire extinguishing. Therefore, it is necessary to test the foam spraying pressure of the foam generator to ensure the fire extinguishing effect.

[0003] Based on the above, the spray pipes of different models of foam generators have different sizes, and it is inconvenient for workers to fix the spray pipes of different widths. In addition, it is difficult for workers to accurately determine the foam spray pressure when testing the foam spray pressure. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a foam generator performance test device to solve the inconvenience that workers still have when fixing spray pipes of different widths, and the problem that it is difficult to accurately determine the foam spray pressure.

[0005] The purpose and effect of the foam generator performance test device of the utility model are achieved by the following specific technical means: the foam generator performance test device comprises a base;

[0006] The base body is a rectangular plate-shaped structure, four support plates are fixedly installed on the lower end surface of the base, two transverse track grooves are opened on the upper end surface of the base, and a fixing plate is fixedly installed at the rear position of the upper end surface of the base;

[0007] A support column, wherein the support column is fixedly mounted on the left side of the upper end surface of the base, and a fixing frame with an arc structure is fixedly mounted on the upper end surface of the support column;

[0008] The cover plate has an arc-shaped main body, the left end of the cover plate is rotatably connected to the left end surface of the fixing frame, a connecting tube is fixedly installed in the middle position of the top plate of the cover plate, and a thread is provided on the inner end surface of the connecting tube;

[0009] A pressing plate, wherein the lower end surface of the pressing plate is an arc-shaped structure, the upper end surface of the top plate of the pressing plate is a horizontal structure, and a positioning block is fixedly installed in the middle position of the upper end surface of the pressing plate;

[0010] An adjusting screw, the lower end surface of which is fixedly mounted with a block of a circular plate structure, and the adjusting screw is threadedly connected to the interior of the connecting tube;

[0011] The detection plate, the detection plate body is a rectangular plate structure, the lower end surface of the detection plate is fixedly installed with two limit blocks, the limit blocks are slidably clamped in the transverse track grooves on the surface of the base, and the rear end surface of the detection plate is fixedly installed with two sliding rods.

[0012] Furthermore, two through holes are provided on the surface of the fixing plate, and two sliding rods on the rear end surface of the detection plate are slidably mounted in the through holes on the surface of the fixing plate.

[0013] Furthermore, a connecting groove is provided inside the positioning block, and the clamping block at the lower end of the adjusting screw is rotatably connected to the connecting groove inside the positioning block. Two limit rods are fixedly installed on the upper end surface of the pressure plate, and two through holes are provided on the surface of the cover plate, and the limit rods are slidably clamped inside the through holes.

[0014] Furthermore, two groups of scale lines are provided on the upper end surface of the base, and an indicator arrow is respectively installed at the front and rear ends of the detection plate, and the indicator arrow points to the position of the scale line.

[0015] Furthermore, a compression spring is sleeved on the outside of the sliding rod, the front end of the compression spring is fixedly connected to the detection plate, and the rear end of the compression spring is fixedly connected to the fixing plate.

[0016] Furthermore, a first connecting plate is fixedly installed on the outer end surface of the fixing frame, and two connecting holes are opened on the surface of the first connecting plate. A second connecting plate is fixedly installed on the outer end surface of the cover plate, and two connecting holes are opened on the surface of the second connecting plate. The first connecting plate and the second connecting plate are connected by bolts.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] In the utility model, the adjusting screw is threadedly connected to the connecting tube, and the clamping block is rotatably connected to the connecting groove inside the positioning block, so that when the worker rotates the adjusting screw, the pressing plate can be driven to move downward, so that the pressing plate and the injection pipe are closely fitted, so that injection pipes of different sizes can be fixed between the cover plate and the fixing frame.

[0019] In addition, the limit block on the lower end surface of the detection plate is slidably clamped in the transverse track groove on the surface of the base, so that when the foam inside the foam generator is sprayed from the injection pipe to the detection plate, the detection plate can only move along the transverse track groove, avoiding the detection plate from swinging left and right.

[0020] In addition, a compression spring is sleeved on the outside of the sliding rod. After the detection plate receives the impact force, it will move toward the direction of the fixed plate. During this process, the compression spring will be compressed. When the detection plate is in a balanced state, the position of the detection plate can be used to determine whether the strength of the foam sprayed by the foam generator is qualified. Two sets of horizontal scale lines are provided on the surface of the base, and the indicator arrows at both ends of the detection plate point to the position of the scale lines. Workers can accurately determine the position of the detection plate through the numbers on the scale lines, thereby accurately judging the size of the injection pressure. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall device structure of the utility model.

[0022] Figure 2 It is a schematic diagram of the connection structure between the fixing frame and the cover plate of the utility model.

[0023] Figure 3 It is a schematic diagram of the cross-sectional structure of the cover plate of the utility model.

[0024] Figure 4 It is a schematic diagram of the top view structure of the base of the utility model.

[0025] Figure 5 It is a schematic diagram of the structure of the detection board of the utility model.

[0026] Figure 6 It is a schematic diagram of the cover plate and the connecting tube structure of the utility model.

[0027] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0028] 1. Base; 101. Support plate; 102. Horizontal track groove; 103. Scale line; 104. Fixed plate; 2. Support column; 201. Fixed frame; 2011. First connecting plate; 3. Cover plate; 301. Second connecting plate; 302. Connecting tube; 303. Through hole; 4. Pressing plate; 401. Positioning block; 402. Limit rod; 5. Adjusting screw; 501. Block; 6. Detection plate; 601. Sliding rod; 602. Limit block; 603. Indicator arrow; 7. Compression spring. DETAILED DESCRIPTION

[0029] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples. Example

[0030] As attached Figure 1 To Attachment Figure 6 As shown:

[0031] The utility model provides a foam generator performance test device, comprising a base 1;

[0032] The main body of the base 1 is a rectangular plate-shaped structure. Four support plates 101 are fixedly installed on the lower end surface of the base 1. Two transverse track grooves 102 are opened on the upper end surface of the base 1. A fixing plate 104 is fixedly installed at the rear position of the upper end surface of the base 1.

[0033] A support column 2, the support column 2 is fixedly mounted on the left side of the upper end surface of the base 1, and a fixing frame 201 with an arc structure is fixedly mounted on the upper end surface of the support column 2;

[0034] The cover plate 3 has an arc-shaped main body, the left end of the cover plate 3 is rotatably connected to the left end surface of the fixing frame 201, a connecting tube 302 is fixedly installed in the middle position of the top plate of the cover plate 3, and the inner end surface of the connecting tube 302 is provided with a thread;

[0035] The pressing plate 4 has an arc-shaped lower end surface, a horizontal upper end surface of the top plate of the pressing plate 4, and a positioning block 401 is fixedly installed in the middle of the upper end surface of the pressing plate 4;

[0036] An adjusting screw 5, a circular plate-shaped block 501 is fixedly mounted on the lower end surface of the adjusting screw 5, and the adjusting screw 5 is threadedly connected to the inside of the connecting tube 302;

[0037] The detection plate 6 has a main body of a rectangular plate structure, and two limit blocks 602 are fixedly installed on the lower end surface of the detection plate 6. The limit blocks 602 are slidably mounted in the transverse track groove 102 on the surface of the base 1, and two sliding rods 601 are fixedly installed on the rear end surface of the detection plate 6.

[0038] Among them, two through holes are opened on the surface of the fixed plate 104, and two sliding rods 601 on the rear end surface of the detection plate 6 are slidably mounted in the through holes on the surface of the fixed plate 104. The sliding rods 601 can squeeze the compression springs 7 when moving.

[0039] Among them, a connecting groove is opened inside the positioning block 401, and the clamping block 501 at the lower end of the adjusting screw 5 is rotatably connected in the connecting groove inside the positioning block 401. Two limit rods 402 are fixedly installed on the upper end surface of the pressing plate 4. Two through holes 303 are opened on the surface of the cover plate 3. The limit rods 402 are slidably clamped inside the through holes 303. When the adjusting screw 5 is rotated, the pressing plate 4 will be driven to move downward, so that the pressing plate 4 and the injection pipe are tightly fitted, so that the injection pipe can be fixed.

[0040] Among them, two groups of scale lines 103 are opened on the upper end surface of the base 1, and an indicator arrow 603 is installed at the front and rear ends of the detection plate 6 respectively. The indicator arrow 603 points to the position of the scale line 103. Through the numbers on the scale line 103, workers can quickly determine the position of the detection plate 6.

[0041] Among them, the outer part of the sliding rod 601 is sleeved with a compression spring 7, the front end of the compression spring 7 is fixedly connected to the detection plate 6, and the rear end face of the compression spring 7 is fixedly connected to the fixed plate 104. After being squeezed, the compression spring 7 will give the detection plate 6 an outward thrust. When this thrust is balanced with the foam pressure sprayed from the injection pipe, the detection plate 6 will be in a relatively static state.

[0042] Among them, a first connecting plate 2011 is fixedly installed on the outer end surface of the fixing frame 201, and two connecting holes are opened on the surface of the first connecting plate 2011. A second connecting plate 301 is fixedly installed on the outer end surface of the cover plate 3, and two connecting holes are opened on the surface of the second connecting plate 301. The first connecting plate 2011 and the second connecting plate 301 are connected by bolts.

[0043] The specific usage and function of this embodiment are as follows:

[0044] In the utility model, when the impact force of the foam generator is tested, the injection pipe of the foam generator can be clamped on the surface of the fixing frame 201, and then the cover plate 3 is placed on the upper end surface of the fixing frame 201, and the second connecting plate 301 at the outer end of the cover plate 3 is connected with the first connecting plate 2011 at the outer end of the fixing frame 201 by bolts, so that the cover plate 3 can be installed above the fixing frame 201, and is threadedly connected with the connecting tube 302 through the adjusting screw 5, and the clamping block 501 is rotatably connected to the internal connecting groove of the positioning block 401, so that when the worker rotates the adjusting screw 5, the pressing plate 4 can be driven to move downward, so that the pressing plate 4 and the injection pipe are closely fitted, so that injection pipes of different sizes can be fixed between the cover plate 3 and the fixing frame 201, and the limit block 602 at the lower end surface of the detection plate 6 is slidably clamped on the surface of the base 1 In the transverse track groove 102, when the foam inside the foam generator is sprayed from the injection pipe to the detection plate 6, the detection plate 6 can only move along the transverse track groove 102 to avoid the detection plate 6 from swinging left and right, and the compression spring 7 is sleeved on the outside of the sliding rod 601. After receiving the impact force, the detection plate 6 will move toward the direction of the fixed plate 104. During this process, the compression spring 7 will be compressed. When the detection plate 6 is in a balanced state, the position of the detection plate 6 can be used to determine whether the foam strength sprayed by the foam generator is qualified. Two sets of transverse scale lines 103 are provided on the surface of the base 1, and the indicator arrows 603 at both ends of the detection plate 6 point to the position of the scale lines 103. The workers can accurately determine the position of the detection plate 6 through the numbers on the scale lines 103, thereby judging whether the injection pressure is qualified.

[0045] Embodiment 2: Based on the detection plate 6 in Embodiment 1, two sliding rods 601 are fixedly installed on the rear end face of the detection plate 6. In actual operation, workers can increase the number of sliding rods 601 according to the width of the detection plate 6, such as increasing the number of sliding rods 601 on the rear end face of the detection plate 6 to three. In this way, the number of compression springs 7 outside the sliding rod 601 is three, which can improve the impact resistance of the detection plate 6.

Claims

1. Foam generator performance test device, characterized in that: The invention comprises a base (1), wherein the main body of the base (1) is a rectangular plate-shaped structure, four support plates (101) are fixedly mounted on the lower end surface of the base (1), two transverse track grooves (102) are provided on the upper end surface of the base (1), and a fixing plate (104) is fixedly mounted at a rear position of the upper end surface of the base (1); a support column (2), wherein the support column (2) is fixedly mounted on the left side of the upper end surface of the base (1), and a fixing frame (201) with an arc structure is fixedly mounted on the upper end surface of the support column (2); and a cover plate (3), wherein the main body of the cover plate (3) is an arc-shaped structure, the left end of the cover plate (3) is rotatably connected to the left end surface of the fixing frame (201), a connecting tube (302) is fixedly mounted in the middle position of the top plate of the cover plate (3), and the inner portion of the connecting tube (302) is fixedly mounted. The end surface is provided with a thread; a pressing plate (4), wherein the lower end surface of the pressing plate (4) is an arc-shaped structure, the upper end surface of the top plate of the pressing plate (4) is a horizontal structure, and a positioning block (401) is fixedly installed at the middle position of the upper end surface of the pressing plate (4); an adjusting screw (5), wherein a clamping block (501) of a circular plate structure is fixedly installed on the lower end surface of the adjusting screw (5), and the adjusting screw (5) is threadedly connected to the inside of the connecting tube (302); a detection plate (6), wherein the main body of the detection plate (6) is a rectangular plate-shaped structure, and two limit blocks (602) are fixedly installed on the lower end surface of the detection plate (6), and the limit blocks (602) are slidably clamped in the transverse track groove (102) on the surface of the base (1), and two sliding rods (601) are fixedly installed on the rear end surface of the detection plate (6).

2. The foam generator performance test device according to claim 1, characterized in that: The surface of the fixing plate (104) is provided with two through holes, and the two sliding rods (601) on the rear end surface of the detection plate (6) are slidably mounted in the through holes on the surface of the fixing plate (104).

3. The foam generator performance test device according to claim 1, characterized in that: The positioning block (401) has a connection groove formed therein, and a clamping block (501) at the lower end of the adjusting screw rod (5) is rotatably connected to the connection groove inside the positioning block (401). Two limit rods (402) are fixedly mounted on the upper end surface of the pressing plate (4), and two through holes (303) are formed on the surface of the cover plate (3), and the limit rods (402) are slidably clamped inside the through holes (303).

4. The foam generator performance test device according to claim 1, characterized in that: The upper end surface of the base (1) is provided with two groups of scale lines (103), and the front and rear ends of the detection plate (6) are respectively provided with an indication arrow (603), the indication arrow (603) pointing to the position of the scale line (103).

5. The foam generator performance test device according to claim 1, characterized in that: The outside of the sliding rod (601) is sleeved with a compression spring (7), the front end of the compression spring (7) is fixedly connected to the detection plate (6), and the rear end of the compression spring (7) is fixedly connected to the fixing plate (104).

6. The foam generator performance test device according to claim 1, characterized in that: A first connecting plate (2011) is fixedly mounted on the outer end surface of the fixing frame (201), and two connecting holes are provided on the surface of the first connecting plate (2011); a second connecting plate (301) is fixedly mounted on the outer end surface of the cover plate (3), and two connecting holes are provided on the surface of the second connecting plate (301); the first connecting plate (2011) and the second connecting plate (301) are connected via bolts.