Rapid clamp for testing longitudinal discharge capacity of drainage belt

Abstract

A rapid clamp for testing the longitudinal flow capacity of a drainage belt comprises a base and a buckling cover, the base and the buckling cover are matched to form a sealing testing groove used for testing the drainage belt, sample clamps are symmetrically installed on the two sides in the sealing testing groove, each sample clamp comprises a positioning part and a fixing part arranged on the positioning part, and the fixing parts are arranged on the positioning parts. The fixing part is provided with an inserting groove used for inserting and fixing a drainage belt, the inserting groove penetrates to the bottom of the positioning part, and the inner wall of the sealing test groove is provided with a first through groove and a second through groove which are correspondingly communicated with the inserting groove and used for air exhaust and water inflow of the sealing test groove. The bottom of the sealing test groove is provided with an air inlet used for introducing air into the sealing test groove.

Description

Technical Field

[0001] The utility model relates to a quick fixture for testing the longitudinal water flow rate of a drainage belt, belonging to the field of testing devices. Background Art

[0002] The quick fixture for testing the longitudinal water flow rate of drainage tape is a pneumatic fixture used to test the longitudinal water flow rate of geopolymer drainage tapes, plastic drainage tapes and drainage boards. It tests the longitudinal water flow rate under constant pressure and unit hydraulic gradient ratio.

[0003] However, existing fixtures are prone to problems such as difficulty in replacing the drainage belt and poor test sealing, which affects normal tests, increases manual workload, and is not conducive to improving efficiency. Utility Model Content

[0004] The utility model aims to overcome the shortcomings and deficiencies of the prior art and to provide a quick fixture for testing the longitudinal water flow rate of a drainage belt.

[0005] A quick clamp for testing the longitudinal water flow rate of a drainage belt, comprising a base and a buckle cover, wherein the base and the buckle cover cooperate to form a sealed test groove for testing the drainage belt, sample clamps are symmetrically installed on both sides of the sealed test groove, the sample clamp comprises a positioning part and a fixing part arranged on the positioning part, the fixing part is provided with a plug-in groove for plugging and fixing the drainage belt, the plug-in groove passes through to the bottom of the positioning part, the inner wall of the sealed test groove is respectively provided with a first through groove and a second through groove corresponding to the plug-in groove, which are used for the sealed test groove to evacuate air and let water in, and the bottom of the sealed test groove is provided with an air inlet for letting air into the sealed test groove, by improving the structure of the clamp, arranging the sample clamp and the sealed test groove to test the drainage belt, during the test, only the sample clamp needs to be inserted, and the replacement is convenient, and the clamp can realize fast and accurate replacement of samples, reducing the manual workload, and the good sealing avoids safety hazards, is not easy to damage the clamp equipment, and improves the overall test efficiency.

[0006] Furthermore, a clamping component is provided on the sample clamp, and the clamping component includes a U-shaped sealing ring mounted on the outside of the fixed part, and a pressure ring is mounted above the U-shaped sealing ring. The drainage belt is tested by the pressure ring and the U-shaped sealing ring to form a good seal and avoid the problem of inaccurate test data.

[0007] Preferably, first fixing holes are provided on both sides of the positioning portion, and second fixing holes corresponding to the first fixing holes are provided on both sides of the pressure ring. The sample clamp and the pressure ring are fixed by bolting the first fixing holes and the second fixing holes. The installation method is quick and simple, which improves the efficiency of replacing different test samples.

[0008] Furthermore, positioning grooves are provided on both side walls of the positioning portion, positioning beads are installed in the positioning grooves, a positioning block is provided in the sealing test groove, and a U-shaped groove is provided on the positioning block for interlocking and snapping with the positioning column. The positioning beads and the U-shaped grooves are interlocked and snapped, so the sample clamp and the drainage belt can be quickly installed. The structure is convenient, and the U-shaped grooves and positioning beads can also be replaced by other interlocking structures, such as block and slot structures.

[0009] Furthermore, a sealing gasket is provided between the sample clamp and the sealed test groove, a sealing block is provided at the bottom of the positioning portion, and a sealing groove is provided on the sealing gasket to be plugged into and cooperate with the sealing block. The sealing gasket can seal the end of the drainage belt to improve the test accuracy.

[0010] Furthermore, the first through groove is connected to an upstream block, the second through groove is connected to a downstream block, a first channel connected to the first through groove is provided in the upstream block, the first channel is connected to an air extraction valve, a second channel connected to the second through groove is provided in the downstream block, and the second channel is connected to a water inlet valve. Air is extracted from the sealed test groove through the air extraction valve, and water is allowed to flow into the sealed test groove through the water inlet valve, so that the sample can seep under a specified hydraulic gradient ratio.

[0011] Preferably, the base is provided with locking components distributed on both sides of the sample clamp, the locking components include a mounting seat, the mounting seat is provided with a horizontally arranged cylinder, the cylinder is telescopically connected to a clamping block, the clamping block is used to clamp the sample clamp during testing, and the cylinder is started to lock the sample clamp, thereby strengthening the seal and straightening the drainage belt.

[0012] Furthermore, a plurality of pressure rods are fixedly provided at intervals on the buckle cover, first locking holes are provided at both ends of the pressure rods, and second locking holes corresponding to the first locking holes are provided on the base. The buckle cover and the pressure rods are fixedly connected by bolts connecting the first locking holes and the second locking holes, and the buckle cover is covered with locking screws to form a sealed state inside the whole.

[0013] Preferably, a handle is also provided on the buckle cover to facilitate personnel to load and unload the buckle cover.

[0014] The beneficial effects of the utility model are as follows: by improving the structure of the fixture, setting a sample clamp and a sealed test slot to test the drainage belt, when testing, only the sample clamp needs to be inserted, and the replacement is convenient, and the fixture can be replaced quickly and accurately, which reduces the manual workload. The good sealing avoids safety hazards, is not easy to damage the fixture equipment, and improves the overall test efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, without paying creative labor, other drawings obtained based on these drawings still belong to the scope of the utility model.

[0016] Figure 1 It is a schematic diagram of the main structure of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the utility model with some structures removed;

[0018] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model from the side;

[0019] Figure 4 It is a cross-sectional structural schematic diagram of another viewing angle of the utility model;

[0020] Figure 5 is a schematic diagram of the structure of the sample holder;

[0021] Figure 6 It is a schematic diagram of the structure of the sample holder from another perspective;

[0022] In the figure, 1, base; 11, sealing test groove; 111, first through groove; 112, second through groove; 113, air inlet; 12, positioning block; 121, U-shaped groove; 13, second locking hole; 2, sample clamp; 21, positioning part; 211, first fixing hole; 212, positioning groove; 213, positioning bead; 214, sealing block; 22, fixing part; 221, plug-in groove; 3, sealing gasket; 31, sealing groove; 4, pressing component; 41, U-shaped sealing ring; 42, pressing ring; 421, second fixing hole; 5, upstream block; 51, first channel; 6, downstream block; 61, second channel; 7, locking component; 71, mounting seat; 72, cylinder; 73, pressing block; 8, buckle cover; 81, pressure rod; 82, first locking hole; 83, handle; 9, drainage belt. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below with reference to the accompanying drawings.

[0024] It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are for distinguishing two non-identical entities with the same name or non-identical parameters. It can be seen that "first" and "second" are only for the convenience of expression and should not be understood as limitations on the embodiments of the present invention. The subsequent embodiments will not explain this one by one.

[0025] The directions and positions mentioned in the present invention, such as "upper", "lower", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., are only for reference to the directions or positions of the drawings. Therefore, the directions and positions used are used to explain and understand the present invention, but not to limit the scope of protection of the present invention.

[0026] like Figure 1-6 As shown, an embodiment of a quick fixture for testing the longitudinal water flow rate of a drainage belt of the utility model is shown, which includes a base 1 and a buckle cover 8. The base 1 and the buckle cover 8 cooperate to form a sealed test slot 11 for testing a drainage belt 9. Sample clamps 2 are symmetrically installed on both sides of the sealed test slot 11. The sample clamp 2 includes a positioning portion 21 and a fixing portion 22 arranged on the positioning portion 21. The fixing portion 22 is provided with a plug-in slot 221 for plugging and fixing the drainage belt 9. The plug-in slot 221 passes through the bottom of the positioning portion 21. The inner wall of the sealed test slot 11 is respectively provided with plug-in connectors 221 and 222 of the fixed portion 22. The groove 221 corresponds to the connected first through groove 111 and the second through groove 112, and is used for sealing the test groove 11 to evacuate air and let in water. The bottom of the sealed test groove 11 is provided with an air inlet 113 for letting air into the sealed test groove 11. By improving the structure of the fixture, the sample clamp 2 and the sealed test groove 11 are set to test the drainage belt 9. During the test, only the sample clamp 2 needs to be inserted, and the replacement is convenient. The fixture can quickly and accurately replace the sample, which reduces the manual workload. The good sealing avoids safety hazards, is not easy to damage the fixture equipment, and improves the overall test efficiency.

[0027] A clamping component 4 is sleeved on the sample clamp 2, and the clamping component 4 includes a U-shaped sealing ring 41 sleeved on the outside of the fixing part 22, and a pressure ring 42 is sleeved on the U-shaped sealing ring. The drainage belt 9 is tested by the pressure ring 42 and the U-shaped sealing ring 41 to form a good seal and avoid the problem of inaccurate test data.

[0028] First fixing holes 211 are provided on both sides of the positioning portion 21, and second fixing holes 421 corresponding to the first fixing holes 211 are provided on both sides of the pressure ring 42. The sample clamp 2 and the pressure ring 42 are fixed by bolt connection through the first fixing holes 211 and the second fixing holes 421. The installation method is quick and simple, which improves the efficiency of replacing different test samples.

[0029] The two side walls of the positioning portion 21 are provided with positioning grooves 212, and positioning beads 213 are installed in the positioning grooves 212. The sealing test groove 11 is provided with a positioning block 12, and the positioning block 12 is provided with a U-shaped groove 121 that is engaged and snap-fitted with the positioning column. The positioning beads 213 and the U-shaped groove 121 are engaged and snap-fitted, so that the sample clamp 2 and the drainage belt 9 can be quickly installed. The structure is convenient, and the U-shaped groove 121 and the positioning beads 213 can also be replaced by other engaged and snap-fitted structures, such as a block and slot structure.

[0030] A sealing gasket 3 is provided between the sample clamp 2 and the sealed test groove 11. A sealing block 214 is provided at the bottom of the positioning portion 21. A sealing groove 31 is provided on the sealing gasket 3 to be plugged into and matched with the sealing block 214. The sealing gasket 3 can seal the end of the drainage belt 9 to improve the test accuracy.

[0031] The first through groove 111 is connected to the upstream block 5, and the second through groove 112 is connected to the downstream block 6. The upstream block 5 is provided with a first channel 51 connected to the first through groove 111, and the first channel 51 is connected to an air extraction valve. The downstream block 6 is provided with a second channel 61 connected to the second through groove 112, and the second channel 61 is connected to a water inlet valve. The air is extracted from the sealing test slot 11 through the air extraction valve, and water is introduced into the sealing test slot 11 through the water inlet valve, so that the sample can seep under a specified hydraulic gradient ratio.

[0032] The base 1 is provided with locking components 7 distributed on both sides of the sample clamp 2, and the locking components 7 include a mounting seat 71, and the mounting seat 71 is provided with a horizontally arranged cylinder 72, and the cylinder 72 is telescopically connected with a clamping block 73, and the clamping block 73 is used to clamp the sample clamp 2 during testing. Starting the cylinder 72 can lock the sample clamp 2, strengthen the seal, and can straighten the drainage belt 9.

[0033] A plurality of pressure rods 81 are fixedly provided at intervals on the buckle cover 8, and first locking holes 82 are provided at both ends of the pressure rods 81. A second locking hole 13 corresponding to the first locking hole 82 is provided on the base 1. The buckle cover 8 and the pressure rod 81 are fixedly connected by bolts connecting the first locking hole 82 and the second locking hole 13. The buckle cover 8 is closed and the locking screws are tightened to form a sealed state inside the whole.

[0034] The buckle cover 8 is also provided with a handle 83 to facilitate personnel to load and unload the buckle cover 8.

[0035] Although the present invention has been described with reference to several specific embodiments, it should be understood that the present invention is not limited to the specific embodiments disclosed. The present invention is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims

1. A quick fixture for testing the longitudinal water flow of a drainage belt, characterized by: It includes a base and a buckle cover, and the base and the buckle cover cooperate to form a sealed test slot for testing the drainage belt. Sample clamps are symmetrically installed on both sides of the sealed test slot. The sample clamp includes a positioning part and a fixing part arranged on the positioning part. The fixing part is provided with a plug-in groove for plugging and fixing the drainage belt. The plug-in groove passes through to the bottom of the positioning part. The inner wall of the sealed test slot is respectively provided with a first through groove and a second through groove corresponding to the plug-in groove, which are used for the sealed test slot to evacuate air and let in water. The bottom of the sealed test slot is provided with an air inlet for letting air into the sealed test slot.

2. The quick fixture for testing the longitudinal water flow of drainage belts according to claim 1, characterized in that: The sample clamp is sleeved with a clamping component, which comprises a U-shaped sealing ring sleeved on the outside of the fixing part, and a pressure ring is sleeved on the top of the U-shaped sealing ring.

3. The quick fixture for testing the longitudinal water flow of drainage belts according to claim 2, characterized in that: First fixing holes are arranged on both sides of the positioning part, second fixing holes corresponding to the first fixing holes are arranged on both sides of the pressure ring, and the sample clamp and the pressure ring are fixed by bolt connection of the first fixing holes and the second fixing holes.

4. The quick fixture for testing the longitudinal water flow of a drainage belt according to claim 1, characterized in that: The two side walls of the positioning part are provided with positioning grooves, positioning beads are installed in the positioning grooves, a positioning block is provided in the sealing test groove, and a U-shaped groove is provided on the positioning block to be engaged with the positioning column.

5. The quick fixture for testing the longitudinal water flow of a drainage belt according to claim 1 or 4, characterized in that: A sealing pad is arranged between the sample clamp and the sealing test slot, a sealing block is arranged at the bottom of the positioning portion, and a sealing groove which is plugged and matched with the sealing block is arranged on the sealing pad.

6. The quick fixture for testing the longitudinal water flow of a drainage belt according to claim 1, characterized in that: The first through groove is connected to an upstream block, the second through groove is connected to a downstream block, a first channel connected to the first through groove is provided in the upstream block, the first channel is connected to an air extraction valve, a second channel connected to the second through groove is provided in the downstream block, and the second channel is connected to a water inlet valve.

7. The quick fixture for testing the longitudinal water flow of a drainage belt according to claim 1, characterized in that: The base is provided with locking components distributed on both sides of the sample clamp, and the locking components include a mounting seat, and the mounting seat is provided with a horizontally arranged cylinder, and the cylinder is telescopically connected with a clamping block, and the clamping block is used to clamp the sample clamp during testing.

8. The quick fixture for testing the longitudinal water flow of a drainage belt according to claim 1, characterized in that: A plurality of pressure rods are fixedly provided at intervals on the buckle cover, first locking holes are provided at both ends of the pressure rods, and second locking holes corresponding to the first locking holes are provided on the base, and the buckle cover and the pressure rods are fixedly connected by bolts connecting the first locking holes and the second locking holes.

9. The quick fixture for testing the longitudinal water flow of a drainage belt according to claim 8, characterized in that: The buckle cover is also provided with a handle.

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