CN114858607A

CN114858607A - Hydraulic hose bursting test device

Info

Publication number: CN114858607A
Application number: CN202210551444.9A
Authority: CN
Inventors: 李涛; 吴若愚; 王腾
Original assignee: Xuzhou Huawei Engineering Machinery Co ltd
Current assignee: Xuzhou Huawei Engineering Machinery Co ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-08-05

Abstract

The invention relates to the technical field of hydraulic hose tests, and provides a hydraulic hose bursting test device which comprises a pressure test rack and a pipeline clamping rack, wherein the pressure test rack comprises a hose mounting rack, a central rotary column is clamped in the center of the inner side of the hose mounting rack, a wrapping block for synchronous clamping is rotatably connected to the outer side of the central rotary column, and a base frame for improving internal pressure is rotatably connected to the bottom end of the wrapping block, the hydraulic hose bursting test device avoids shaking during detection by generating sliding friction force between the wrapping block and a hose, the middle end part clamps the surface of the hose through a clamping plate, the corresponding height of the hose is adjusted by rotating an adjusting plate, and the adjusting plate is clamped through the inner part of a pushing plate block to enable the hose to be horizontally tested at the same height from head to tail, so that the phenomenon that the hose is not bent due to installation in the test process is avoided, so that the detection result causes errors.

Description

Hydraulic hose bursting test device

Technical Field

The invention relates to the technical field of hydraulic hose tests, in particular to a hydraulic hose bursting test device.

Background

The hydraulic hose bursting test device is a test bed for carrying out ultimate bursting pressure failure test on a hydraulic hose and a hose assembly and checking ultimate pressure strength and bursting failure form of the hydraulic hose and the hose assembly.

However, when the existing hydraulic hose burst test device is used, the connection port provides high-pressure liquid for direct pressure control test, so that the specific damaged parameter data of the hydraulic hose cannot be tested accurately, the real strength of the material cannot be determined, and the improvement on commodities is not favorable, so that the hydraulic hose burst test device is provided.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides a hydraulic hose burst test apparatus, which is achieved by the following specific technical means:

the utility model provides a hydraulic hose bursting test device, includes the pressure test frame, and the frame is got to the pipeline clamp, the pressure test frame includes the hose mounting bracket, the inboard central joint of hose mounting bracket has central rotary column, the outside of central rotary column is rotated and is connected with the parcel piece that is used for synchronous joint, the bottom of parcel piece is rotated and is connected with the base frame that is used for improving inside pressure, the inside of base frame is rotated and is connected with atmospheric pressure packing plate, the bottom joint of base frame has the rotary column that is used for the linkage, the bottom of rotary column is provided with the gasbag post of adjusting inside atmospheric pressure, the bottom sliding connection of gasbag post has the bent shape of support to agree with the piece, the outside joint of bent shape of agreeing with the piece has agreeing with the cardboard frame, the outside port rotation of agreeing with the cardboard frame is connected with the carrier, the top of carrier is provided with the sliding block that is used for resuming original department, the outside swing joint of sliding block has the detection gasbag frame, the both sides of rotary column are rotated and are connected with the first push rod that is used for the linkage, the frame is got including the fixture block to the pipeline clamp, the bottom of fixture block is rotated and is connected with supplementary rotary column, first push rod rotates the outside of connecting at supplementary rotary column, the pressure test frame sets up and gets one side of frame at the pipeline clamp.

When technical scheme more than adopting, the rotary column drives the gasbag post and receives the extrusion, the gasbag post drives the rotation that curved shape agrees with the piece through the extruded air current, curved shape agrees with the piece through agreeing with between the cardboard frame and deflect in step, then agree with the cardboard frame and extrude the sliding block through the carrier and move to the upside, the inside switch of gasbag frame is detected in the sliding block extrusion, cause pressure further to strengthen, simultaneously if the hose mounting bracket is in when taking place to break in the testing process with the hose connection head end, then the base frame loses the support that atmospheric pressure is invariable through the centre gripping of parcel piece and hose, then equipment stop test, the staff can judge under this place pressure data, the unable normal use of hose.

Preferably, the outside joint of pressure test frame has test device outer frame, one side that the pressure test frame was kept away from to test device outer frame is provided with and is used for providing hydraulic rivers link, test device outer frame includes the test frame, the outside of test frame is provided with the control cabinet that is used for controlgear, the frame setting is got in the inboard of test device outer frame to the pipeline clamp.

When the technical scheme is adopted, the test is controlled simply.

Preferably, the frame is got to pipeline clamp still includes the grip block, the outside of grip block is rotated and is connected with the adjusting plate that is used for adjusting the interval, the both sides of adjusting plate are provided with spacing calorie of post, the both sides of spacing calorie of post are provided with the push pedal piece that is used for adjusting the interval, the bottom joint of push pedal piece has the activity cardboard frame that is used for the direction, push pedal piece joint is in one side of fixture block, the top of fixture block is rotated and is connected with the emergency stop frame that is used for being convenient for observe the interval of pushing down, the outside of emergency stop frame is provided with the second push rod.

When the technical scheme is adopted, the corresponding height of the hose is adjusted by rotating the adjusting plate, and the adjusting plate is clamped through the inner part of the pushing plate block to enable the hose to be subjected to horizontal testing by the same height from head to tail.

Preferably, the rivers link includes water pressure load spring, water pressure load spring's the outside is rotated and is connected with and is used for adjusting hydraulic joint port post, the both sides joint of joint port post has the third push rod, the third push rod sets up the one side of keeping away from first push rod.

When the technical scheme is adopted, when the driving drives the third push rod to move towards the front end through the water pressure load spring, the water pressure of the clamping port column is strengthened.

Preferably, the outside joint of third push rod has the connection cardboard that is used for fixing, one side joint of connecting the cardboard has the flexible post that is used for the adjustment to detect the position, the bottom of flexible post is provided with the support base that is used for fixing, the welding of one side of supporting the base has the pressure measurement frame that is used for detecting pressure.

When the technical scheme is adopted, the pressure detection frame detects the pressure condition of the tail end skin of the hose through the adjustment of the height of the telescopic column.

Preferably, the number of the third push rods is two, the two third push rods are arranged in axial symmetry about a horizontal center line of the clamping port column, and the third push rods are arranged on the outer side of the push plate block.

When the technical scheme is adopted, stable linkage of the structure is realized.

Preferably, the spacing hole of multiunit has been seted up to the inboard of activity cardboard frame, the spacing hole of multiunit of activity cardboard frame is the setting of height adjustment state with the ejector pad piece, the slide rail has been seted up to the inboard of ejector pad piece, the slide rail of ejector pad piece is the setting of adjustment state with spacing calorie of post.

When adopting above technical scheme, through the height of adjustment ejector pad piece, realize detecting different types of hose.

Preferably, the pressure test machine frame further comprises a floating air bag, rubber sleeves are arranged at two end ports of the floating air bag, and the rubber sleeves of the floating air bag and the rotating column are arranged in a closed state.

When the technical scheme is adopted, the phenomenon that the hose deflects in the test and the precision is influenced due to the fact that the internal pressure intensity cannot be controlled is avoided.

The invention has the following beneficial effects:

1. this hydraulic hose bursting test device, through the inside switch of sliding block extrusion detection air bag frame, cause pressure further to strengthen, simultaneously if appear hose mounting bracket and hose connection head end be in when taking place to break in the testing process, then the base frame loses the invariable support of atmospheric pressure through the centre gripping of parcel piece and hose, then equipment stop test, the staff can judge under this place pressure data, the unable normal use of hose, thereby the parameter data test of having realized the concrete damage of hydraulic hose is comparatively accurate, can confirm the real intensity of material, it is comparatively favourable to the improvement of commodity.

2. This hydraulic hose bursting test device, sliding friction has been produced through having produced between parcel piece and the hose, avoid taking place to rock when detecting, the surface of grip block chucking hose is passed through to the middle-end position, then through rotating the corresponding height of adjusting plate adjustment hose, the inside card that the adjusting plate passes through the push away plate piece moves and causes the hose to carry out the level test with the equal height of head and the tail, thereby realized having guaranteed that the hose can not be because the phenomenon of installation buckling in test procedure, cause the testing result to cause the error.

Drawings

FIG. 1 is a schematic structural diagram of an outer frame of the testing apparatus of the present invention;

FIG. 2 is a schematic view of the pressure tester frame structure of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic view of the structure of the water flow connection frame of the present invention;

FIG. 5 is a schematic view of the hose mount of the present invention;

FIG. 6 is a schematic view of the pipe clamping frame according to the present invention;

FIG. 7 is a schematic view of the floating bladder of the present invention.

In the figure: 1. an outer frame of the testing device; 101. a test frame; 102. a console; 2. a pressure test frame; 201. a hose mount; 202. a central rotary column; 203. wrapping the block; 204. a base frame; 205. a pneumatic filling plate; 206. a first push rod; 207. the clamping plate frame is matched; 208. a gear carrier; 209. detecting an air bag frame; 210. an air bag column; 211. a curved fitting block; 212. a slider; 213. turning the column; 214. a floating airbag; 3. a pipe clamping frame; 301. a second push rod; 302. a clamping plate; 303. a push plate block; 304. auxiliary rotary columns; 305. a movable clamping plate frame; 306. limiting the clamp column; 307. an adjustment plate; 308. an emergency stop frame; 309. a clamping block; 4. a water flow connecting frame; 401. a third push rod; 402. a pressure detection frame; 403. a snap-in port post; 404. connecting a clamping plate; 405. a telescopic column; 406. a support base; 407. the water pressure loads the spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, a hydraulic hose burst test device comprises a pressure test frame 2 and a pipeline clamping frame 3, wherein the pressure test frame 2 comprises a hose mounting frame 201, a central rotary column 202 is clamped in the center of the inner side of the hose mounting frame 201, a wrapping block 203 for synchronous clamping is rotatably connected to the outer side of the central rotary column 202, a base frame 204 for increasing the internal pressure is rotatably connected to the bottom end of the wrapping block 203, an air pressure filling plate 205 is rotatably connected to the inner side of the base frame 204, a rotary column 213 for linkage is clamped to the bottom end of the base frame 204, an air bag column 210 for adjusting the internal air pressure is arranged at the bottom end of the rotary column 213, a curved conjunction block 211 for supporting is slidably connected to the bottom end of the air bag column 210, a conjunction clamp plate frame 207 is clamped to the outer side of the curved conjunction block 211, a gear frame 208 is rotatably connected to the outer side port of the conjunction frame 207, a sliding block 212 for recovering the original position is arranged at the top end of the gear frame 208, the outer side of the sliding block 212 is movably connected with a detection air bag frame 209, two sides of the rotating column 213 are rotatably connected with a first push rod 206 for linkage, the pipeline clamping frame 3 comprises a clamping block 309, the bottom end of the clamping block 309 is rotatably connected with an auxiliary rotating column 304, the first push rod 206 is rotatably connected with the outer side of the auxiliary rotating column 304, the pressure test machine frame 2 is arranged on one side of the pipeline clamping frame 3, the rotating column 213 drives the air bag column 210 to be extruded, the air bag column 210 drives the curved conjunction block 211 to rotate through extruded airflow, the curved conjunction block 211 synchronously deflects through conjunction with the conjunction of the conjunction clamping plate frame 207, the conjunction clamping plate frame 207 extrudes the sliding block 212 to move upwards through the gear frame 208, the 212 extrudes a switch in the detection air bag frame 209, so that the pressure is further strengthened, and if the hose mounting frame 201 and the hose connection head end are cracked in the detection process, the base frame 204 loses constant air pressure support through the clamping of the packing block 203 and the hose, the equipment stops testing, the worker can judge that the pressure testing machine frame 2 cannot normally use the hose under the pressure data, the floating air bag 214 is further arranged at the port of the two ends of the floating air bag 214, the rubber sleeve of the floating air bag 214 and the rotary column 213 are arranged in a closed state, the phenomenon that the hose deflects in the testing process due to uncontrollable internal pressure and the accuracy is affected is avoided, if the hose mounting rack 201 and the connection head end of the hose break in the detection process, the air pressure in the floating air bag 214 is constant, the air pressure in the hose breaks, the base rack 204 loses the support with constant air pressure through the clamping of the wrapping block 203 and the hose, the equipment stops testing, the worker can judge that the hose cannot be normally used under the pressure data, the specific damaged parameter data of the hydraulic hose can be accurately tested, and the real strength of the material can be determined, the improvement of the commodity is favorable.

Referring to fig. 2-4, an outer frame 1 of the pressure testing machine frame 2 is clamped on the outer side of the pressure testing machine frame 2, a water flow connecting frame 4 for providing water pressure is arranged on one side of the outer frame 1 of the testing machine away from the pressure testing machine frame 2, the outer frame 1 of the testing machine comprises a testing frame 101, a console 102 for controlling equipment is arranged on the outer side of the testing frame 101, a pipeline clamping frame 3 is arranged on the inner side of the outer frame 1 of the testing machine for controlling the test more easily, the pipeline clamping frame 3 further comprises a clamping plate 302, an adjusting plate 307 for adjusting the spacing is rotatably connected to the outer side of the clamping plate 302, limiting clamping columns 306 are arranged on two sides of the adjusting plate 307, push plate blocks 303 for adjusting the spacing are arranged on two sides of the limiting clamping columns 306, movable clamping plate frames 305 for guiding are clamped at the bottom ends of the push plate blocks 303, the push plate frames 303 are clamped on one side of clamping blocks 309, and an emergency stop frame 308 for observing the pressing spacing is rotatably connected to the top ends of the clamping blocks 309, through rotating adjusting plate 307 adjustment hose corresponding height, the outside of emergency stop frame 308 is provided with second push rod 301, adjusting plate 307 causes the hose to carry out the level test with the equal height of head and the tail through the inside card of push pedal piece 303, the spacing hole of multiunit has been seted up to activity cardboard frame 305's inboard, the spacing hole of multiunit of activity cardboard frame 305 is the height adjustment state setting with push pedal piece 303, the slide rail has been seted up to push pedal piece 303's inboard, the slide rail of push pedal piece 303 is the adjustment state setting with spacing calorie of post 306, the height of adjustment push pedal piece 303, the realization is to different types of hose detection, thereby realized having guaranteed that the hose can not be because the phenomenon of the installation is buckled in the testing process, cause the testing result to cause the error.

Referring to fig. 2-4, the water flow connecting frame 4 includes a water pressure load spring 407, the outer side of the water pressure load spring 407 is rotatably connected with a clamp port column 403 for adjusting water pressure, the two sides of the clamp port column 403 are clamped with third push rods 401, the third push rods 401 are disposed at the side far away from the first push rod 206, when the third push rods 401 are driven to move towards the front end by the water pressure load spring 407, the water pressure of the clamp port column 403 is strengthened, the outer side of the third push rods 401 is clamped with a connecting clamp plate 404 for fixing, one side of the connecting clamp plate 404 is clamped with a telescopic column 405 for adjusting the detection position, the bottom end of the telescopic column 405 is provided with a supporting base 406 for fixing, one side of the supporting base 406 is welded with a pressure detection frame 402 for detecting pressure, the pressure detection frame 402 detects the pressure condition of the end skin of the hose through the adjustment of the height of the telescopic column 405, the number of the third push rods 401 is two, the two third push rods 401 are arranged in axial symmetry about the horizontal and straight center line of the clamping port column 403, and the third push rods 401 are arranged on the outer side of the push plate block 303, so that stable linkage of the structure is realized.

The working principle is as follows: at first, the staff connects hose mounting bracket 201 and joint port post 403 department respectively with two ports of hose, and when the pipeline passed the hose mounting bracket 201 outside, hold it card through parcel piece 203, the slip frictional force has been produced between parcel piece 203 and the hose, avoid taking place to rock when detecting, the middle-end position passes through the surface of grip block 302 chucking hose, then through rotating adjusting plate 307 adjustment hose corresponding height, adjusting plate 307 causes the hose to carry out the level test with the equal height of head and the tail through the inside card of pushing away plate piece 303, thereby realized having guaranteed that the hose can not cause the error because the phenomenon of installation buckling in the testing process.

Then the door of the test frame 101 is closed, the detection switch of the console 102 is opened, the limit extrusion degree of the water pressure load spring 407 on the clamping port column 403 is adjusted to realize the intensity control of the water pressure, the pressure detection frame 402 detects the pressure condition of the end skin of the hose through the adjustment of the height of the telescopic column 405, when the water pressure load spring 407 drives the third push rod 401 to move towards the front end, the water pressure of the clamping port column 403 is strengthened, the third push rod 401 drives the emergency stop frame 308 to rotate through the push plate block 303, the emergency stop frame 308 drives the auxiliary rotary column 304 to rotate, the auxiliary rotary column 304 drives the rotary column 213 to rotate through the first push rod 206, the rotary column 213 drives the air bag column 210 to be extruded, the air bag column 210 drives the curved conjunction block 211 to rotate through the extruded air flow, the curved conjunction block 211 synchronously deflects through the conjunction with the board frame 207, the conjunction with the conjunction board frame 207 to extrude the sliding block 212 to move towards the upper side through the gear frame 208, the inside switch of slider 212 extrusion detection air bag frame 209, cause pressure further to strengthen, simultaneously if appear hose mounting bracket 201 and hose connection head end when taking place to break in the testing process, the inside atmospheric pressure of gasbag 214 that floats is invariable, the inside atmospheric pressure of hose breaks, then base frame 204 loses the invariable support of atmospheric pressure through the centre gripping of parcel piece 203 with the hose, then equipment stop test, the staff can judge under this place pressure data, the unable normal use of hose, thereby the parameter data test that has realized the concrete damage of hydraulic hose is comparatively accurate, can confirm the real intensity of material, it is comparatively favourable to the improvement of commodity.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hydraulic hose bursting test device, includes pressure test frame (2), and the frame (3), its characterized in that are got to the pipeline clamp: the pressure test machine frame (2) comprises a hose mounting frame (201), the inside central joint of the hose mounting frame (201) is provided with a central rotary column (202), the outside of the central rotary column (202) is rotatably connected with a wrapping block (203) used for synchronous clamping, the bottom of the wrapping block (203) is rotatably connected with a base frame (204) used for improving the internal pressure, the inside of the base frame (204) is rotatably connected with an air pressure filling plate (205), the bottom joint of the base frame (204) is provided with a rotary column (213) used for linkage, the bottom of the rotary column (213) is provided with an air bag column (210) for adjusting the internal air pressure, the bottom of the air bag column (210) is slidably connected with a curved conjunction block (211) of a support, the outside joint of the curved conjunction block (211) is provided with a conjunction clamp plate frame (207), the outside port of the conjunction clamp plate frame (207) is rotatably connected with a gear carrier (208), the top of gear carrier (208) is provided with sliding block (212) that are used for resuming original place, the outside swing joint of sliding block (212) has detection air bag frame (209), the both sides of rotary column (213) are rotated and are connected with first push rod (206) that are used for the linkage, frame (3) is got to the pipeline clamp includes fixture block (309), the bottom of fixture block (309) is rotated and is connected with supplementary rotary column (304), first push rod (206) are rotated and are connected in the outside of supplementary rotary column (304), pressure test frame (2) set up and are got one side of frame (3) at the pipeline clamp.

2. The hydraulic hose burst test device according to claim 1, wherein: the outside joint of pressure test frame (2) has outer frame (1) of test device, one side that pressure test frame (2) were kept away from in outer frame (1) of test device is provided with and is used for providing hydraulic rivers link (4), outer frame (1) of test device includes test frame (101), the outside of test frame (101) is provided with control cabinet (102) that are used for controlgear, the pipeline clamp is got frame (3) and is set up the inboard in outer frame (1) of test device.

3. The hydraulic hose burst test device of claim 2, wherein: frame (3) are got to pipeline clamp still includes grip block (302), the outside of grip block (302) is rotated and is connected with adjusting plate (307) that are used for adjusting the interval, the both sides of adjusting plate (307) are provided with spacing calorie of post (306), the both sides of spacing calorie of post (306) are provided with push away plate block (303) that are used for adjusting the interval, the bottom joint of push away plate block (303) has movable clamping plate frame (305) that is used for the direction, push away one side of plate block (303) joint in fixture block (309), the top of fixture block (309) is rotated and is connected with emergency stop frame (308) that are used for being convenient for observe the interval of pushing down, the outside of emergency stop frame (308) is provided with second push rod (301).

4. The hydraulic hose burst test device of claim 2, wherein: rivers link (4) include water pressure load spring (407), the outside of water pressure load spring (407) is rotated and is connected with joint port post (403) that are used for adjusting hydraulic pressure, the both sides joint of joint port post (403) has third push rod (401), third push rod (401) set up the one side of keeping away from first push rod (206).

5. The hydraulic hose burst test device according to claim 4, wherein: the outside joint of third push rod (401) is used for fixed connection cardboard (404), one side joint of connecting cardboard (404) is equipped with flexible post (405) that is used for the adjustment to detect the position, the bottom of flexible post (405) is provided with and is used for fixed support base (406), the welding of one side of supporting base (406) has pressure detection frame (402) that are used for detecting pressure.

6. The hydraulic hose burst test device according to claim 5, wherein: the number of the third push rods (401) is two, the two third push rods (401) are arranged in axial symmetry relative to a horizontal straight center line of the clamping port column (403), and the third push rods (401) are arranged on the outer side of the push plate block (303).

7. The hydraulic hose burst test device according to claim 3, wherein: the spacing hole of multiunit has been seted up to the inboard of activity cardboard frame (305), the spacing hole of multiunit of activity cardboard frame (305) is the setting of height adjustment state with push away plate block (303), the slide rail has been seted up to the inboard of push away plate block (303), the slide rail of push away plate block (303) is the setting of adjustment state with spacing calorie of post (306).

8. The hydraulic hose burst test device of claim 2, wherein: the pressure test machine frame (2) further comprises a floating air bag (214), rubber sleeves are arranged at ports of two ends of the floating air bag (214), and the rubber sleeves of the floating air bag (214) and the rotating columns (213) are arranged in a closed state.