CN220872235U - Concrete test block pressure testing machine - Google Patents

Abstract

The application relates to a concrete test block pressure testing machine which comprises a frame, wherein the top of the inner wall of the frame is fixedly connected with a supporting table through a bracket, a test box is arranged in the middle of the top of the supporting table, a test bed positioned in the middle of the test box is arranged on the supporting table, slag discharging ports positioned on two sides of the test bed are formed in the supporting table, a cleaning component used for cleaning the test bed is arranged in the test box, a drying component used for drying the test bed is arranged in the test box, the drying component comprises an air blowing pipe and a plurality of air blowing nozzles communicated with the air blowing pipe, one end, far away from the air blowing nozzles, of the air blowing pipe is connected with an air pump, and the air blowing nozzles face the test bed. The test bed is dried through the drying component, the air pump is started, air is blown to the surface of the test bed, the test bed is accelerated to be dried, and the next concrete test block is conveniently subjected to compression test detection.

Description

Concrete test block pressure testing machine

Technical Field

The application relates to the technical field of concrete production, in particular to a concrete test block pressure testing machine.

Background

In the production process of concrete prefabricated parts, additives and the like, the prefabricated parts or concrete blocks added with the additives are usually required to be tested; in which some force-related tests are carried out, usually with raw materials of the prefabricated part or raw materials with additives added, the concrete blocks in the form of cubes or cuboids produced are tested (some are directly tested with the prefabricated part and additives, and some are tested after the concrete blocks are produced).

The existing concrete test block pressure testing machine is used for measuring the compressive ultimate strength of a concrete test block and is used as a classifying basis of concrete, and the compressive test is usually carried out by the pressure testing machine; the pressure testing machine mainly comprises a main machine box (a built-in control circuit, a power supply, a motor and the like) and a testing bracket arranged at the side part of the main machine box, wherein a supporting table is arranged at the bottom of the testing bracket, a driving shell is arranged at the top of the testing bracket, a testing rod vertically penetrates through the driving shell and is arranged at the bottom of the testing rod, and a pressure plate is arranged at the bottom of the testing rod; during the test, firstly, the concrete block to be tested is placed on a supporting table, then a motor (a speed reducing motor, a slow speed but a large acting force) and the like in a main machine box drive a driving wheel to rotate, a test rod is driven to move downwards in the rotating process of the driving wheel (threaded connection is formed between the driving wheel and the test rod) until a pressure plate is pressed on the top of the concrete block, and the pressure is continuously applied until the concrete block is broken or cracked.

For the related art, after the concrete is subjected to the pressure test, the slag is generally difficult to treat, the supporting table is usually cleaned by spraying the cleaning liquid towards the direction of the supporting table in the prior art, residual cleaning liquid is easy to leave on the surface of the supporting table, and the next concrete test block compression test is inconvenient to immediately carry out.

Disclosure of utility model

In order to improve the efficiency of pressure test on a concrete test block, the application provides a concrete test block pressure testing machine.

The application provides a concrete test block pressure testing machine, which adopts the following technical scheme:

The utility model provides a concrete test block pressure testing machine, includes the frame, the inner wall top of frame passes through support fixedly connected with brace table, be provided with the test box in the middle of the brace table top, be provided with the test bench that is located the test box centre on the brace table, set up the sediment mouth that is located the test bench both sides on the brace table, be provided with in the test box and be used for carrying out abluent cleaning element to the test bench, be provided with in the test box and be used for carrying out the dry subassembly of drying to the test bench, dry subassembly includes the gas blow pipe and a plurality of shower nozzles that blow with the gas blow pipe intercommunication, the one end that the shower nozzle was kept away from to the gas blow pipe is connected with the air pump, and a plurality of shower nozzles of blowing are towards the test bench.

Through adopting above-mentioned technical scheme, place the concrete test block that needs to carry out the pressure test on the brace table in the test box, carry out the pressure test to the concrete test block, the test box is burst the fragment that splits to the concrete test block and is sheltered from, the fragment is discharged through the row's cinder notch, wash the test bench surface through cleaning assembly, after the washing is accomplished, dry the test bench through drying assembly, start the air pump, blow to the test bench surface, accelerate the drying of test bench, the convenience carries out compression test to the next concrete test block and detects.

Optionally, through first connecting pipe intercommunication between gas-blowing pipe and the shower nozzle that blows, gas-blowing pipe and a plurality of shower nozzle that blows all communicate with the lateral wall of first connecting pipe, the both ends of first connecting pipe are fixedly connected with first screw thread piece and first guide block respectively, be provided with parallel first lift lead screw and first lift guide bar along the test box direction of height in the test box, first lift lead screw passes first screw thread piece and with first screw thread piece threaded connection, first lift guide bar passes first guide block and with first guide block sliding connection.

Through adopting above-mentioned technical scheme, through rotating first lift lead screw, drive first connecting pipe and remove along the test box direction of height, drive the shower nozzle of blowing and remove, improve the scope of blowing of shower nozzle, improve the drying effect to the test bench.

Optionally, drying assembly still includes roller and link that absorbs water, roller both ends and link rotate and are connected, be provided with horizontal electric jar along test bench length direction on the brace table, the piston rod tip and the link fixed connection of horizontal electric jar.

Through adopting above-mentioned technical scheme, start horizontal electric jar, drive the roller that absorbs water and link and remove along test bench length direction, the roller that absorbs water removes in-process to test bench surface remaining washing liquid and clears away, improves the clearance effect to the test bench.

Optionally, the test box lateral wall is provided with the temporary storage box, the size and the position of temporary storage box are corresponding with link and water absorbing roller, the connector with the temporary storage box intercommunication has been seted up to the test box lateral wall, the horizontal electric jar is installed in the one side that the test box was kept away from to the temporary storage box, the inner wall of test box is provided with the shielding assembly that shelters from the connector.

Through adopting above-mentioned technical scheme, when not drying the test bench, remove link and water-absorbing roller and place in the temporary storage box, shelter from the subassembly temporarily through shelter from the connector simultaneously, reduce concrete fragment and the washing liquid and enter into the possibility in the temporary storage box.

Optionally, shelter from the subassembly and include shielding plate, connection rack, connecting gear and axis of rotation, the shielding chamber that is linked together with the connector has been seted up to the inner wall of test chamber, the connecting gear is located shielding intracavity and one end and shielding plate fixed connection, the connecting gear is located shielding intracavity and rotates with the test chamber to be connected, the connecting gear meshes with the connecting rack mutually, the axis of rotation passes the test chamber outer wall from the test chamber and with connecting gear coaxial fixed connection.

Through adopting above-mentioned technical scheme, through rotating the axis of rotation, drive connecting gear and rotate, drive connecting rack and remove to remove the shielding plate.

Optionally, be provided with clearance lead screw and horizontal guide bar that parallels along test bench width direction in the test box, clearance lead screw rotates with the test box to be connected, horizontal guide bar and test box fixed connection, threaded connection has the clearance scraper blade on the clearance lead screw, horizontal guide bar passes the clearance scraper blade, clearance scraper blade bottom is provided with the brush hair with the test bench butt.

Through adopting above-mentioned technical scheme, through rotating the clearance lead screw, make the clearance scraper blade remove along test bench width direction, the brush hair clears up the remaining concrete fragment in test bench surface, and the concrete fragment passes through the slag notch discharge.

Optionally, wash the subassembly and include catheter and a plurality of play water shower nozzle with the catheter intercommunication, frame one side is provided with the water tank, the one end and the water tank intercommunication of play water shower nozzle are kept away from to the catheter, be provided with the water pump on the catheter, a plurality of play water shower nozzles are towards the test bench.

Through adopting above-mentioned technical scheme, there is the washing liquid that is used for carrying out abluent test bench in the water delivery tank, starts the water pump, carries the washing liquid through the catheter, washs the test bench through the play water shower nozzle towards the test bench.

Optionally, through the second connecting pipe intercommunication between catheter and the a plurality of play water shower nozzle, catheter and a plurality of play water shower nozzle all communicate with the lateral wall of second connecting pipe, the both ends of second connecting pipe are fixedly connected with second screw thread piece and second guide block respectively, be provided with parallel second lift lead screw and second lift guide bar along the test box direction of height in the test box, second lift lead screw passes the second screw thread piece and with second screw thread piece threaded connection, second lift guide bar passes the second guide block and with second guide block sliding connection.

Through adopting above-mentioned technical scheme, through rotating the second lift lead screw, drive the second connecting pipe and remove along the test box direction of height, drive out the water spray head and remove, improve the hydrojet scope of out the water spray head.

Optionally, a recovery box corresponding to the slag discharging port is arranged below the supporting table, and a filter screen is arranged in the recovery box.

Through adopting above-mentioned technical scheme, retrieve through the collection box to the washing liquid that has used, make things convenient for follow-up processing to recycle, separate concrete fragment and washing liquid through the filter screen.

In summary, the present application includes at least one of the following beneficial technical effects:

1. Placing a concrete test block to be subjected to pressure test on a supporting table in a test box, performing pressure test on the concrete test block, shielding fragments burst on the concrete test block by the test box, discharging the fragments through a slag discharge port, cleaning the surface of the test bed through a cleaning assembly, drying the test bed through a drying assembly after cleaning, starting an air pump, blowing air to the surface of the test bed, accelerating the drying of the test bed, and facilitating the detection of the next concrete test block in a compression test;

2. The horizontal electric cylinder is started, the water absorbing roller and the connecting frame are driven to move along the length direction of the test bed, residual cleaning liquid on the surface of the test bed is removed in the moving process of the water absorbing roller, the cleaning effect and the drying effect of the test bed are improved, when the test bed is not dried, the connecting frame and the water absorbing roller are moved into the temporary storage box to be placed, meanwhile, the connecting port is temporarily shielded through the shielding component, and the possibility that concrete fragments and cleaning liquid enter the temporary storage box is reduced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a concrete block pressure tester.

Fig. 2 is a schematic view showing the structure of a cleaning roller in a concrete test block pressure tester.

Fig. 3 is a schematic view showing the structure of a cleaning assembly in a concrete block pressure tester.

Fig. 4 is a schematic view showing the structure of a drying module in a concrete block pressure tester.

Reference numerals illustrate: 1. a frame; 11. a bracket; 12. a support table; 121. a test bed; 122. a slag discharge port; 13. a pressure column; 14. a pressure plate; 2. a test chamber; 3. a drying assembly; 31. an air blowing pipe; 32. a blowing nozzle; 33. a first connection pipe; 331. a first threaded block; 332. a first guide block; 333. the first lifting screw rod; 334. a first lifting guide rod; 335. a first lifting motor; 34. an air pump; 35. a suction roll; 36. a connecting frame; 4. cleaning the assembly; 41. a catheter; 42. a water outlet nozzle; 43. a second connection pipe; 431. a second threaded block; 432. a second guide block; 433. the second lifting screw rod; 434. a second lifting guide rod; 435. a second lifting motor; 44. a water delivery tank; 45. a water pump; 5. cleaning a scraping plate; 51. brushing; 52. cleaning a lead screw; 521. cleaning a motor; 53. a horizontal guide bar; 6. a recovery box; 61. a filter screen; 7. a temporary storage box; 71. a horizontal electric cylinder; 8. a shielding assembly; 81. a shielding plate; 82. the connecting rack; 83. a connecting gear; 84. and (3) rotating the shaft.

Detailed Description

The present application will be described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses a concrete test block pressure testing machine.

Referring to fig. 1, a concrete test block pressure testing machine comprises a frame 1, wherein the top of the inner wall of the frame 1 is fixedly connected with a supporting table 12 through a bracket 11, a test box 2 is installed in the middle of the top of the supporting table 12, a test table 121 positioned in the middle of the test box 2 is arranged on the supporting table 12, and a concrete test block is placed on the test table 121 for pressure testing. The top of the frame 1 is penetrated with a pressure column 13, the lower end of the pressure column 13 is fixedly connected with a pressure plate 14, the pressure plate 14 corresponds to the test bed 121, when the pressure tester is started, the pressure plate 14 moves along with the pressure column 13 towards the direction of the test bed 121, and the pressure test is carried out on a concrete test block on the test bed 121.

Referring to fig. 1 and 2, slag discharge ports 122 are formed in the support base 12 at both sides of the test stand 121, fragments are generated from the concrete test block subjected to the pressure test, and the fragments are shielded by the side wall of the test box 2 and discharged from the test box 2 through the slag discharge ports 122. A recovery box 6 is arranged below the supporting table 12, a box opening of the recovery box 6 corresponds to the slag discharge opening 122, and fragments discharged from the slag discharge opening 122 enter the recovery box 6 for temporary storage.

Referring to fig. 1 and 3, a cleaning screw rod 52 and a horizontal guide rod 53 which are parallel are installed in a test box 2 along the width direction of a test table 121, two ends of the cleaning screw rod 52 are rotationally connected with the test box 2, the horizontal guide rod 53 is fixedly connected with the test box 2, a cleaning motor 521 is installed outside the test box 2, an output shaft of the cleaning motor 521 is fixedly connected with the cleaning screw rod 52 in a coaxial manner, and the cleaning motor 521 is started to drive the cleaning screw rod 52 to rotate. The cleaning screw rod 52 is connected with the cleaning scraping plate 5 through threads, the horizontal guide rod 53 penetrates through the cleaning scraping plate 5 and is movably connected with the cleaning scraping plate 5, when the cleaning screw rod 52 rotates, the cleaning scraping plate 5 moves along the length direction of the cleaning screw rod 52, limiting guide is carried out on the movement of the cleaning screw rod 52 through the horizontal guide rod 53, and the movement stability of the cleaning scraping plate 5 is improved. The brush hair 51 is arranged below the cleaning scraper 5, the brush hair 51 is in contact with the upper surface of the test bench 121, when the cleaning scraper 5 moves, the brush hair 51 cleans the surface of the test bench 121, residual fragments on the surface of the test bench 121 are cleaned to the slag discharge port 122, and the residual fragments are discharged from the test chamber 2.

Referring to fig. 1 and 3, a cleaning assembly 4 for cleaning the test stand 121 is arranged in the test chamber 2, the cleaning assembly 4 comprises a liquid guide tube 41 and a plurality of water outlet spray heads 42 communicated with the liquid guide tube 41, a water delivery tank 44 is arranged on one side of the machine frame 1, one end, away from the water outlet spray heads 42, of the liquid guide tube 41 is communicated with the water delivery tank 44, and a water pump 45 is arranged on the liquid guide tube 41. The water delivery tank 44 is filled with a cleaning liquid for cleaning the test stand 121, the water pump 45 is started, the cleaning liquid is delivered through the liquid guide tube 41, the water outlet nozzle 42 faces the test stand 121, and the cleaning liquid is sprayed to the test stand 121 through the water outlet nozzle 42 to clean the surface of the test stand 121.

Referring to fig. 3, the liquid guide tube 41 is communicated with the plurality of water outlet nozzles 42 through a second connection tube 43, the liquid guide tube 41 and the plurality of water outlet nozzles 42 are communicated with the side wall of the second connection tube 43, and the cleaning liquid delivered from the liquid guide tube 41 is delivered to the water outlet nozzles 42 through the second connection tube 43. The second screw thread piece 431 and the second guide block 432 are fixedly connected to two ends of the second connecting pipe 43 respectively, the second lifting screw 433 and the second lifting guide rod 434 which are parallel to each other are installed in the test box 2 along the height direction of the test box 2, the second lifting screw 433 penetrates through the second screw thread piece 431 and is in threaded connection with the second screw thread piece 431, the second lifting guide rod 434 penetrates through the second guide block 432 and is in sliding connection with the second guide block 432, the second lifting motor 435 is installed in the test box 2, an output shaft of the second lifting motor 435 is fixedly connected with the second lifting screw 433 in a coaxial mode, the second lifting motor 435 is started, the second connecting pipe 43 ascends and descends along the second lifting screw 433, and accordingly the water outlet spray nozzle 42 is driven to move, the spray range of the water outlet spray nozzle 42 is improved, the cleaning effect on the test bench 121 is improved, and the test bench 121 is fully cleaned.

Referring to fig. 3, a filter screen 61 is installed in the recovery tank 6, and fragments of a cleaning solution and a concrete test block for cleaning the test stand 121 fall into the recovery tank 6 from a slag discharge port 122, wherein the fragments can be blocked by the filter screen 61, and the cleaning solution enters the lower part of the recovery tank 6 through the filter screen 61 to separate the cleaning solution from the fragments, so that the cleaning solution can be conveniently recovered and reprocessed for subsequent use.

Referring to fig. 1 and 4, a drying component 3 for drying the test bench 121 is arranged in the test chamber 2, the drying component 3 comprises an air blowing pipe 31 and a plurality of air blowing nozzles 32 communicated with the air blowing pipe 31, one end, far away from the air blowing nozzles 32, of the air blowing pipe 31 is connected with an air pump 34, the air blowing nozzles 32 face the test bench 121, the air pump 34 is started, and air is blown to the surface of the test bench 121 through the air blowing nozzles 32, so that the test bench 121 is accelerated to be dried.

Referring to fig. 1 and 4, the air pipe 31 is communicated with the plurality of air blowing nozzles 32 through a first connecting pipe 33, the air pipe 31 is communicated with the plurality of air blowing nozzles 32 through the side wall of the first connecting pipe 33, two ends of the first connecting pipe 33 are fixedly connected with a first threaded block 331 and a first guide block 332 respectively, a first lifting screw 333 and a first lifting guide rod 334 which are parallel are arranged in the test box along the height direction of the test box 2, the first lifting screw 333 penetrates through the first threaded block 331 and is in threaded connection with the first threaded block 331, a first lifting motor 335 is arranged in the test box 2, and an output shaft of the first lifting motor 335 is fixedly connected with the first lifting screw 333 in a coaxial mode, and the first lifting guide rod 334 penetrates through the first guide block 332 and is in sliding connection with the first guide block 332. The first lifting motor 335 is started, so that the first lifting screw 333 is rotated, the first connecting pipe 33 is driven to lift along the first lifting screw 333, the blowing nozzle 32 is driven to move, the blowing range of the blowing nozzle 32 is improved, and the drying speed of the test stand 121 is accelerated, so that the next concrete test block is subjected to pressure test.

Referring to fig. 1 and 2, the drying assembly 3 further includes a water absorbing roller 35 and a connecting frame 36, two ends of the water absorbing roller 35 are rotatably connected with the connecting frame 36, the connecting frame 36 is moved along the length direction of the test stand 121, and the water absorbing roller 35 absorbs and clears the residual cleaning liquid on the surface of the test stand 121 in the moving process, so that the cleaning and drying effects on the test stand 121 are improved.

Referring to fig. 1 and 2, a temporary storage box 7 is installed at the outer side of the test chamber 2, and the size and position of the temporary storage box 7 are matched with the connecting frame 36 and the water absorbing roller 35, so that the water absorbing roller 35 and the connecting frame 36 are placed in the temporary storage box 7 when the water absorbing roller 35 is not used. The horizontal electric cylinder 71 is installed to the side of keeping away from the test box 2 of temporary storage box 7, and horizontal electric cylinder 71 sets up along test bench 121 length direction, and the piston rod tip of horizontal electric cylinder 71 passes the outer wall of temporary storage box 7 and with link 36 fixed connection, has seted up the connector between temporary storage box 7 and the test box 2, starts horizontal electric cylinder 71, and the piston cylinder of horizontal electric cylinder 71 drives link 36 and water absorbing roller 35 and removes along test bench 121.

Referring to fig. 2, the inner wall of the test chamber 2 is provided with a shielding assembly 8 shielding the connection port, the shielding assembly 8 comprises a shielding plate 81, a connecting rack 82, a connecting gear 83 and a rotating shaft 84, a shielding cavity communicated with the connection port is formed in the inner wall of the test chamber 2, the connecting rack 82 is located in the shielding cavity, one end of the connecting rack is fixedly connected with the shielding plate 81, the connecting gear 83 is located in the shielding cavity and is rotationally connected with the test chamber 2, the connecting gear 83 is meshed with the connecting rack 82, and the rotating shaft 84 passes through the outer wall of the test chamber 2 from the outside of the test chamber 2 and is fixedly connected with the connecting gear 83 in a coaxial mode. The rotating shaft 84 is rotated to drive the connecting gear 83 to rotate and drive the connecting rack 82 to move, so that the shielding plate 81 is moved, the shielding plate 81 temporarily shields the connecting port, and the possibility that concrete fragments and cleaning liquid enter the temporary storage box 7 is reduced.

The implementation principle of the concrete test block pressure testing machine provided by the embodiment of the application is as follows: placing the concrete test block needing to be subjected to pressure test on the supporting table 12 in the test box 2, carrying out pressure test on the concrete test block, shielding broken blocks burst on the concrete test block by the test box 2, discharging the broken blocks through the slag discharge port 122, cleaning the surface of the test table 121 through the cleaning assembly 4, starting the air pump 34 after cleaning, blowing air to the surface of the test table 121, accelerating the drying of the test table 121, starting the horizontal cylinder 71, driving the connecting frame 36 and the water absorbing roller 35 to move along the test table 121 by the piston cylinder of the horizontal cylinder 71, and sucking residual cleaning liquid on the surface of the test table 121 by the water absorbing roller 35 in the moving process, so that the cleaning and drying effects of the test table 121 are improved, and the next concrete test block is conveniently subjected to pressure test detection.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (9)

1. The utility model provides a concrete test block pressure testing machine, includes frame (1), its characterized in that: the automatic test equipment is characterized in that a supporting table (12) is fixedly connected to the top of the inner wall of the rack (1) through a support (11), a test box (2) is arranged in the middle of the top of the supporting table (12), a test table (121) positioned in the middle of the test box (2) is arranged on the supporting table (12), slag discharging holes (122) positioned on two sides of the test table (121) are formed in the supporting table (12), a cleaning component (4) used for cleaning the test table (121) is arranged in the test box (2), a drying component (3) used for drying the test table (121) is arranged in the test box (2), the drying component (3) comprises an air blowing pipe (31) and a plurality of air blowing nozzles (32) communicated with the air blowing pipe (31), one ends, far away from the air blowing nozzles (32), of the air blowing pipes (31) are connected with an air pump (34), and the air blowing nozzles (32) face the test table (121).

2. A concrete test block pressure tester according to claim 1, wherein: the utility model discloses a high-speed air blowing device, including blowing pipe (31), a plurality of blowing nozzle (32), a plurality of connecting pipes (33), a plurality of connecting pipes (32) are connected through first connecting pipe (33), a plurality of connecting pipes (33) are connected through the side wall of first connecting pipe (33), a plurality of screw thread piece (331) and a guide block (332) are fixedly connected with respectively at both ends, be provided with first lift lead screw (333) and first lift guide bar (334) that are parallel along test box (2) direction of height in test box (2), first lift lead screw (333) pass first screw thread piece (331) and with first screw thread piece (331) threaded connection, first lift guide bar (334) pass a guide block (332) and with first guide block (332) sliding connection.

3. A concrete test block pressure tester according to claim 2, wherein: the drying assembly (3) further comprises a water absorbing roller (35) and a connecting frame (36), two ends of the water absorbing roller (35) are rotatably connected with the connecting frame (36), a horizontal electric cylinder (71) is arranged on the supporting table (12) along the length direction of the test table (121), and the end part of a piston rod of the horizontal electric cylinder (71) is fixedly connected with the connecting frame (36).

4. A concrete test block pressure tester according to claim 3, wherein: the automatic test box is characterized in that a temporary storage box (7) is arranged on the outer side wall of the test box (2), the size and the position of the temporary storage box (7) correspond to those of the connecting frame (36) and the water absorbing roller (35), a connecting port communicated with the temporary storage box (7) is formed in the side wall of the test box (2), a horizontal electric cylinder (71) is arranged on one side, far away from the test box (2), of the temporary storage box (7), and a shielding assembly (8) for shielding the connecting port is arranged on the inner wall of the test box (2).

5. The concrete block pressure testing machine of claim 4, wherein: shielding assembly (8) are including shielding plate (81), connection rack (82), connecting gear (83) and axis of rotation (84), the inner wall of test chamber (2) has been seted up and has been linked together with the connector and shelter from the chamber, connection rack (82) are located shielding intracavity and one end and shielding plate (81) fixed connection, connecting gear (83) are located shielding intracavity and rotate with test chamber (2) and be connected, connecting gear (83) mesh with connection rack (82), axis of rotation (84) pass test chamber (2) outer wall and with connecting gear (83) coaxial fixed connection outward from test chamber (2).

6. A concrete test block pressure tester according to claim 1, wherein: the test box is characterized in that a cleaning screw rod (52) and a horizontal guide rod (53) which are parallel to each other are arranged in the test box (2) along the width direction of the test bed (121), the cleaning screw rod (52) is rotationally connected with the test box (2), the horizontal guide rod (53) is fixedly connected with the test box (2), a cleaning scraper blade (5) is connected to the cleaning screw rod (52) in a threaded mode, the horizontal guide rod (53) penetrates through the cleaning scraper blade (5), and bristles (51) which are abutted to the test bed (121) are arranged at the bottom of the cleaning scraper blade (5).

7. A concrete test block pressure tester according to claim 1, wherein: the cleaning assembly (4) comprises a liquid guide pipe (41) and a plurality of water outlet spray heads (42) communicated with the liquid guide pipe (41), a water delivery tank (44) is arranged on one side of the frame (1), one end, away from the water outlet spray heads (42), of the liquid guide pipe (41) is communicated with the water delivery tank (44), a water pump (45) is arranged on the liquid guide pipe (41), and the water outlet spray heads (42) face the test bed (121).

8. The concrete block pressure testing machine of claim 7, wherein: the utility model discloses a water outlet pipe, including liquid guiding pipe (41), a plurality of play water shower nozzle (42), through second connecting pipe (43) intercommunication between liquid guiding pipe (41) and a plurality of play water shower nozzle (42), liquid guiding pipe (41) all communicate with the lateral wall of second connecting pipe (43), the both ends of second connecting pipe (43) are fixedly connected with second screw thread piece (431) and second guide piece (432) respectively, be provided with second lift lead screw (433) and second lift guide bar (434) that are parallel along test box (2) direction of height in test box (2), second lift lead screw (433) pass second screw thread piece (431) and with second screw thread piece (431) threaded connection, second lift guide bar (434) pass second guide piece (432) and with second guide piece (432) sliding connection.

9. A concrete test block pressure tester according to claim 1, wherein: the recycling bin (6) corresponding to the slag discharging port (122) is arranged below the supporting table (12), and a filter screen (61) is arranged in the recycling bin (6).