CN117213824A - Jack performance test equipment - Google Patents
Jack performance test equipment Download PDFInfo
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- CN117213824A CN117213824A CN202311317635.XA CN202311317635A CN117213824A CN 117213824 A CN117213824 A CN 117213824A CN 202311317635 A CN202311317635 A CN 202311317635A CN 117213824 A CN117213824 A CN 117213824A
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- 238000011056 performance test Methods 0.000 title claims description 15
- 238000001514 detection method Methods 0.000 claims abstract description 78
- 230000007246 mechanism Effects 0.000 claims abstract description 61
- 238000012360 testing method Methods 0.000 claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 28
- 239000010959 steel Substances 0.000 claims description 28
- 230000006978 adaptation Effects 0.000 claims description 5
- 238000010030 laminating Methods 0.000 claims description 2
- 239000011159 matrix material Substances 0.000 claims description 2
- 239000003921 oil Substances 0.000 description 31
- 230000000007 visual effect Effects 0.000 description 7
- 238000005299 abrasion Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000006837 decompression Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention relates to the technical field of jack performance detection, in particular to jack performance testing equipment, which comprises a base and a box body, wherein a lifting mechanism is arranged on the box body, a counterweight component is arranged at the upper end of the base, a detection box is also arranged at the upper end of the base, a push-pull component is arranged on the right side wall of the detection box, a jack is arranged on the push-pull component, the jack comprises an adjusting bolt, a first sleeve, an oil return valve and a handle, a swinging mechanism is arranged on the front wall of the detection box, a circuit control mechanism and a reflecting component are arranged on the left side wall of the detection box, a reset component is also arranged on the left side wall of the detection box, the weight of the counterweight component is controlled through the lifting mechanism, the weight of the counterweight component is switched, and the first sleeve is repeatedly pressed through a rocker mechanism, so that the adjusting screw jacks the counterweight component to test the time which can be born by the jack under different weights.
Description
Technical Field
The invention relates to the technical field of jack performance detection, in particular to jack performance testing equipment.
Background
The jack is a tool for lifting and supporting heavy objects, and consists of a hydraulic cylinder, a pump piston, a release piston and a hydraulic oil tank, wherein the jack is arranged in front of a production factory, and the bearing capacity and the wear resistance of the jack are required to be tested in order to ensure the safety of the subsequent use of the jack.
When the existing jack bearing capacity test is carried out, the jack is placed under a heavy object, the handle is rocked to lift the jack to the maximum height, so that the maximum load borne by the jack is determined, the maximum load borne by the jack is not enough, for example, when an automobile is maintained, the weight of the automobile is within the load of the jack, the adjusting screw of the jack can be forced to descend after the jack is used for carrying the automobile for a long time, and the danger is easily caused for a maintainer at the bottom of the automobile.
Therefore, the equipment for testing the time of carrying different weights of the jack is needed, so that a jack user knows the time of carrying different weights of the jack.
Disclosure of Invention
1. The technical problems to be solved are as follows: the jack performance testing equipment provided by the invention can solve the problems pointed out in the background technology.
2. The technical scheme is as follows: in order to achieve the above purpose, the invention adopts the following technical scheme that the jack performance testing equipment comprises a base and a box body, wherein a lifting mechanism is arranged on the box body, a counterweight component is arranged at the upper end of the base, a detection box is further arranged at the upper end of the base, a push-pull component is arranged on the right side wall of the detection box, a jack is arranged on the push-pull component, the jack comprises an adjusting bolt, a first sleeve, an oil return valve and a handle, a rocker arm mechanism is arranged on the front wall of the detection box, a circuit control mechanism and a reflecting component are arranged on the left side wall of the detection box, and a reset component is further arranged on the left side wall of the detection box.
The circuit control mechanism comprises an electric push rod fixedly mounted on the left side wall of the detection box, the output end of the electric push rod is fixedly connected with a frame, the upper end and the lower end of the frame are respectively fixedly connected with a fixing plate, a sliding plate is arranged in an inner cavity of the frame, a first spring is connected between the sliding plate and the fixing plate, a lever is fixedly connected onto the sliding plate, a fulcrum through hole is formed in one side of the frame, the lever penetrates through the fulcrum through hole, one end of the lever is fixedly connected with a laminating ball, and the other end of the lever is fixedly connected with an electric brush.
The reflection subassembly is including the battery of fixed mounting on the left side wall of detection case, be provided with the positive pole spool on the battery, and positive pole spool left end fixedly connected with audible-visual annunciator, still be provided with first negative pole spool on the battery, and first negative pole spool right-hand member fixedly connected with first current-conducting plate, be provided with the second negative pole spool on the audible-visual annunciator, and second negative pole spool right-hand member fixedly connected with second current-conducting plate.
Preferably, the hoisting mechanism comprises a first fixed shaft fixedly connected with the side wall of the inner cavity of the box body, a first pulley is rotatably arranged on the first fixed shaft, a supporting arm is fixedly connected with one side of the front side of the box body, a second pulley is rotatably arranged on the supporting arm, an air cylinder is fixedly arranged at the bottom of the inner cavity of the box body, a steel cable is arranged on the first pulley and the second pulley, one end of the steel cable is fixedly connected with the air cylinder, and the other end of the steel cable is fixedly connected with a counterweight component.
Preferably, the counterweight assembly comprises a bearing column arranged at the matrix at the upper end of the base station, a plurality of stacked counterweights are arranged above the bearing column, guide rods are arranged between the plurality of counterweights, and the plurality of counterweights are respectively connected with the steel ropes.
Preferably, the push-pull assembly comprises a sliding part which is connected with the inner cavity of the detection box in a sliding mode, a handle is fixedly connected to the right side of the sliding part, a placing groove is formed in the bottom of the sliding part, and the jack is installed inside the placing groove.
Preferably, the rocker arm mechanism comprises a servo motor fixedly mounted in the front box wall of the detection box, a first sprocket is fixedly connected to the output end of the servo motor, a second fixed shaft is fixedly connected to the front box wall of the detection box, a second sprocket is rotatably connected to the circumferential outer wall of the second fixed shaft, a chain is connected between the first sprocket and the second sprocket, a rotating piece is eccentrically arranged on one side of the second sprocket, the rotating piece is rotatably connected with the second sprocket, and the handle penetrates through the rotating piece and is sleeved inside the first sleeve.
Preferably, the reset assembly comprises a knob, the knob is fixedly connected with a reset rod in an axial direction, the reset rod penetrates through the left side wall of the detection box, the circumferential outer wall of the reset rod is rotatably sleeved with a second sleeve, a second spring is connected between the second sleeve and the wall of the detection box, an adaptation groove is formed in the right end of the reset rod, and the adaptation groove and the oil return valve are located in the same axis.
Preferably, the positive electrode wire tube, the first negative electrode wire tube and the second negative electrode wire tube are respectively provided with wires, the battery is electrically connected with the audible-visual annunciator, the battery is electrically connected with the first conductive plate, and the second conductive plate is electrically connected with the audible-visual annunciator.
Preferably, the electric brush is of an arc structure, the first conducting plate and the second conducting plate are of arc structures, and the right sides of the first conducting plate and the second conducting plate are in the same cambered surface with the left side of the electric brush.
3. The beneficial effects are that: 1. according to the invention, the jack is arranged in the detection box through the push-pull assembly, then the first sleeve is pressed back and forth through the rocker arm mechanism, so that the adjusting screw is lifted to the highest, and then the oil return valve is screwed through the reset assembly, so that the adjusting screw is reduced to the lowest, the jack completes a working cycle, after repeated working cycles are carried out for many times, the abrasion conditions of the adjusting screw, the first sleeve and the oil return valve on the jack are observed, and the abrasion resistance of the jack is tested.
2. The invention controls the weight of the counterweight assembly through the lifting mechanism, so that the weight of the counterweight assembly (which is lower than the bearing threshold of the jack and equal to the bearing threshold of the jack and higher than the bearing threshold of the jack) is switched, and then the first sleeve is pressed back and forth through the rocker mechanism, so that the adjusting screw jacks up the counterweight assembly (the counterweight assemblies with different weights are jacked up in batches), thereby testing the time which can be born by the jack under different weights.
3. The circuit control mechanism monitors the adjusting screw rod, and once the adjusting screw rod is forced to descend, the adjusting screw rod touches the circuit control mechanism, so that the circuit control mechanism makes a corresponding response, the circuit on the reflecting component is communicated, the reflecting component makes a warning, the forced descending of the adjusting screw rod is conveniently observed, and the bearing time is conveniently recorded.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a cross-sectional view of the case of the present invention.
FIG. 3 is a schematic diagram of the structure of the detection box of the present invention.
FIG. 4 is a cross-sectional view of the test cassette of the present invention.
FIG. 5 is a schematic view showing the internal structure of the detection box of the present invention.
Fig. 6 is an assembled view of the push-pull assembly and jack of the present invention.
Fig. 7 is an assembly view of the jack and rocker mechanism of the present invention.
Fig. 8 is a diagram showing the connection relationship between the circuit control mechanism and the jack according to the present invention.
Fig. 9 is a diagram showing the connection relationship between the circuit control mechanism and the reflection component of the present invention.
Fig. 10 is an enlarged view of point a of fig. 9 in accordance with the present invention.
Fig. 11 is an enlarged view of point B of fig. 9 in accordance with the present invention.
Fig. 12 is a diagram of the connection between the reset assembly and the jack of the present invention.
Reference numerals: 1. a base station; 2. a case; 3. a lifting mechanism; 31. a first fixed shaft; 32. a first pulley; 33. a support arm; 34. a second pulley; 35. a cylinder; 36. a wire rope; 4. a counterweight assembly; 41. a bearing column; 42. balancing weight; 43. a guide rod; 5. a detection box; 6. a push-pull assembly; 61. a slider; 62. a handle; 63. a placement groove; 7. a jack; 71. adjusting a screw; 72. a first sleeve; 73. an oil return valve; 74. a handle; 8. a rocker arm mechanism; 81. a servo motor; 82. a first sprocket; 83. a second fixed shaft; 84. a second sprocket; 85. a chain; 86. a rotating member; 9. a circuit control mechanism; 91. an electric push rod; 92. a frame; 93. a fixing plate; 94. a slide plate; 95. a first spring; 96. a lever; 97. a fulcrum through hole; 98. attaching balls; 99. a brush; 10. a reflecting component; 101. a battery; 102. a positive electrode wire tube; 103. an audible and visual alarm; 104. a first cathode line tube; 105. a first conductive plate; 106. a second cathode line tube; 107. a second conductive plate; 11. a reset assembly; 111. a knob; 112. a reset lever; 113. a second sleeve; 114. a second spring; 115. and an adaptation groove.
Detailed Description
Embodiments of the invention are described in detail below with reference to the attached drawings, but the invention can be implemented in a number of different ways, which are defined and covered by the claims.
A jack performance test apparatus according to an embodiment of the present invention will be described below with reference to the accompanying drawings, embodiment one; referring to fig. 1, 4 and 7, a jack performance test device comprises a base 1, a detection box 5 is arranged at the upper end of the base 1, a push-pull assembly 6 is arranged on the right side box wall of the detection box 5, a jack 7 is arranged on the push-pull assembly 6, the jack 7 comprises an adjusting screw 71, a first sleeve 72, an oil return valve 73 and a handle 74, a rocker mechanism 8 is arranged on the front box wall of the detection box 5, and a reset assembly 11 is arranged on the left side box wall of the detection box 5.
During operation, the push-pull assembly 6 is pulled out of the detection box 5, the jack 7 is placed on the push-pull assembly 6, the push-pull assembly 6 is pushed into the detection box 5, the first sleeve 72 is pressed back and forth through the rocker mechanism 8, the adjusting screw 71 is lifted to the highest, the oil return valve 73 is screwed through the reset assembly 11, the adjusting screw 71 is lowered to the lowest, after the jack 7 is repeatedly used for many times, the abrasion conditions of the adjusting screw 71, the first sleeve 72 and the oil return valve 73 on the jack 7 are observed, and therefore the abrasion resistance of the jack 7 is tested.
Referring to fig. 4, 5 and 6, the push-pull assembly 6 includes a sliding member 61 slidably connected to an inner cavity of the detection box 5, a handle 62 is fixedly connected to a right side of the sliding member 61, a placement groove 63 is formed in a bottom of the sliding member 61, and the jack 7 is installed inside the placement groove 63.
In operation, the push-pull assembly 6 is used to move the jack 7 in and out of the detection box 5, and in particular, the push-pull handle 62 can slide the slider 61 in and out of the detection box 5, thereby moving the jack 7 in and out of the detection box 5.
Referring to fig. 4, 5 and 7, the rocker arm mechanism 8 includes a servo motor 81 fixedly mounted in the front wall of the detection box 5, a first sprocket 82 is fixedly connected to the output end of the servo motor 81, a second fixed shaft 83 is fixedly connected to the front wall of the detection box 5, a second sprocket 84 is rotatably connected to the circumferential outer wall of the second fixed shaft 83, a chain 85 is connected between the first sprocket 82 and the second sprocket 84, a rotating member 86 is eccentrically arranged on one side of the second sprocket 84, the rotating member 86 is rotatably connected with the second sprocket 84, and the handle 74 passes through the rotating member 86 and one end of the handle is sleeved inside the first sleeve 72.
In operation, the rocker arm mechanism 8 reciprocally presses the first sleeve 72 to raise the adjusting screw 71, specifically, the servo motor 81 rotates counterclockwise, the first sprocket 82 at the output end of the servo motor rotates counterclockwise, the second sprocket 84 is driven to rotate counterclockwise by the chain 85, the rotating member 86 is eccentrically arranged on the second sprocket 84, the handle 74 is slidably sleeved on the rotating member 86, and the handle 74 is connected between the rotating member 86 and the first sleeve 72, so that when the second sprocket 84 rotates counterclockwise, the first sleeve 72 performs reciprocal swinging motion to raise the adjusting screw 71.
Referring to fig. 4, 5, 7 and 12, the reset assembly 11 includes a knob 111, the knob 111 is axially and fixedly connected with a reset lever 112, the reset lever 112 penetrates through the left side wall of the detection box 5, the circumferential outer wall of the reset lever 112 is rotationally sleeved with a second sleeve 113, a second spring 114 is connected between the second sleeve 113 and the detection box 5 wall, an adapting groove 115 is formed in the right end of the reset lever 112, and the adapting groove 115 and the oil return valve 73 are located at the same axis.
During operation, the reset assembly 11 screws the oil return valve 73 to lower the adjusting screw 71, specifically, presses the knob 111 (the detecting box 5 is provided with a groove at the knob 111, the knob 111 can enter the groove, at the moment, the reset rod 112 pushes the second sleeve 113, the second sleeve 113 stretches the second spring 114), lightly screws the knob 111 (at the moment, the reset rod 112 rotates in the second sleeve 113, but the second sleeve 113 does not rotate), moves the reset rod 112 towards the oil return valve 73, the adapting groove 115 on the reset rod 112 is sleeved on the oil return valve 73, then forcefully rotates the knob 111 to open the oil return valve 73, decompresses the jack 7, lowers the adjusting screw 71, forcefully rotates the knob 111 in the opposite direction after the decompression of the jack 7 is completed, closes the oil return valve 73, then releases the knob 111, and the second sleeve 113 receives the elastic force of the second spring 114 to pull the reset rod 112 out of the oil return valve 73.
A jack performance test apparatus according to an embodiment of the present invention, embodiment two, will be described below with reference to the accompanying drawings; referring to fig. 1, fig. 2, fig. 4 and fig. 7, a jack performance test device comprises a base 1 and a box body 2, wherein a lifting mechanism 3 is arranged on the box body 2, a counterweight component 4 is arranged at the upper end of the base 1, a detection box 5 is further arranged at the upper end of the base 1, a push-pull component 6 is arranged on the right side wall of the detection box 5, a jack 7 is arranged on the push-pull component 6, the jack 7 comprises an adjusting screw 71, a first sleeve 72, an oil return valve 73 and a handle 74, a rocker arm mechanism 8 is arranged on the front wall of the detection box 5, and a reset component 11 is arranged on the left side wall of the detection box 5.
During operation, firstly, the jack 7 is arranged in the detection box 5 through the push-pull assembly 6, then the weight of the counterweight assembly 4 is controlled through the lifting mechanism 3, so that the weight of the counterweight assembly 4 is lower than the bearing threshold of the jack 7, then the jack 7 is used through the rocker mechanism 8, the adjusting screw 71 jacks up the counterweight assembly 4, finally, the adjusting screw 71 is reset through the reset assembly 11, the steps are repeated, at the moment, the weight of the counterweight assembly 4 controlled by the lifting mechanism 3 is equal to the bearing threshold of the jack 7, the steps are continuously repeated, at the moment, the weight of the counterweight assembly 4 controlled by the lifting mechanism 3 is higher than the bearing threshold of the jack 7, and therefore the bearing performance of the jack 7 under different weight bearing conditions is tested.
Referring to fig. 4, 5 and 6, the push-pull assembly 6 includes a sliding member 61 slidably connected to an inner cavity of the detection box 5, a handle 62 is fixedly connected to a right side of the sliding member 61, a placement groove 63 is formed in a bottom of the sliding member 61, and the jack 7 is installed inside the placement groove 63.
In operation, the push-pull assembly 6 is used to move the jack 7 in and out of the detection box 5, and in particular, the push-pull handle 62 can slide the slider 61 in and out of the detection box 5, thereby moving the jack 7 in and out of the detection box 5.
Referring to fig. 1 and 2, the lifting mechanism 3 includes a first fixed shaft 31 fixedly connected to a side wall of an inner cavity of the box 2, a first pulley 32 is rotatably mounted on the first fixed shaft 31, a supporting arm 33 is fixedly connected to one side in front of the box 2, a second pulley 34 is rotatably mounted on the supporting arm 33, an air cylinder 35 is fixedly mounted at the bottom of the inner cavity of the box 2, a steel cable 36 is arranged on the first pulley 32 and the second pulley 34, one end of the steel cable 36 is fixedly connected with the air cylinder 35, and the other end of the steel cable is fixedly connected with the counterweight assembly 4.
During operation, the lifting mechanism 3 lifts the balancing weight 42, specifically, when the output end of the air cylinder 35 moves upwards, the steel cable 36 is pulled, so that the steel cable 36 pulls the balancing weight 42, when the output end of the air cylinder 35 moves downwards, the air cylinder 35 withdraws the pulling force on the steel cable 36, the balancing weight 42 moves downwards under the action of gravity, the friction force of the movement of the steel cable 36 is reduced by the first pulley 32 and the second pulley 34, and the stress direction is changed.
Referring to fig. 1 and 2, the counterweight assembly 4 includes a bearing column 41 disposed on the upper end of the base 1, a plurality of stacked counterweights 42 are disposed above the bearing column 41, guide rods 43 are disposed between the plurality of counterweights 42, and the plurality of counterweights 42 are respectively connected with the steel cables 36.
When in operation, the length of the steel cable 36 between the adjacent balancing weights 42 is full (when the lifting mechanism 3 applies continuous pulling force, the steel cable 36 firstly pulls up the uppermost balancing weight 42, then pulls up the middle balancing weight 42, finally pulls up the lowermost balancing weight 42, and a plurality of balancing weights 42 are separated from each other in the pulling process), and the balancing weights 42 can be manually replaced to select the adaptive weight.
Referring to fig. 4, 5 and 7, the rocker arm mechanism 8 includes a servo motor 81 fixedly mounted in the front wall of the detection box 5, a first sprocket 82 is fixedly connected to the output end of the servo motor 81, a second fixed shaft 83 is fixedly connected to the front wall of the detection box 5, a second sprocket 84 is rotatably connected to the circumferential outer wall of the second fixed shaft 83, a chain 85 is connected between the first sprocket 82 and the second sprocket 84, a rotating member 86 is eccentrically arranged on one side of the second sprocket 84, the rotating member 86 is rotatably connected with the second sprocket 84, and the handle 74 passes through the rotating member 86 and one end of the handle is sleeved inside the first sleeve 72.
In operation, the rocker arm mechanism 8 reciprocally presses the first sleeve 72 to raise the adjusting screw 71, specifically, the servo motor 81 rotates counterclockwise, the first sprocket 82 at the output end of the servo motor rotates counterclockwise, the second sprocket 84 is driven to rotate counterclockwise by the chain 85, the rotating member 86 is eccentrically arranged on the second sprocket 84, the handle 74 is slidably sleeved on the rotating member 86, and the handle 74 is connected between the rotating member 86 and the first sleeve 72, so that when the second sprocket 84 rotates counterclockwise, the first sleeve 72 performs reciprocal swinging motion to raise the adjusting screw 71.
Referring to fig. 4, 5, 7 and 12, the reset assembly 11 includes a knob 111, the knob 111 is axially and fixedly connected with a reset lever 112, the reset lever 112 penetrates through the left side wall of the detection box 5, the circumferential outer wall of the reset lever 112 is rotationally sleeved with a second sleeve 113, a second spring 114 is connected between the second sleeve 113 and the detection box 5 wall, an adapting groove 115 is formed in the right end of the reset lever 112, and the adapting groove 115 and the oil return valve 73 are located at the same axis.
During operation, the reset assembly 11 screws the oil return valve 73 to lower the adjusting screw 71, specifically, presses the knob 111 (the detecting box 5 is provided with a groove at the knob 111, the knob 111 can enter the groove, at the moment, the reset rod 112 pushes the second sleeve 113, the second sleeve 113 stretches the second spring 114), lightly screws the knob 111 (at the moment, the reset rod 112 rotates in the second sleeve 113, but the second sleeve 113 does not rotate), moves the reset rod 112 towards the oil return valve 73, the adapting groove 115 on the reset rod 112 is sleeved on the oil return valve 73, then forcefully rotates the knob 111 to open the oil return valve 73, decompresses the jack 7, lowers the adjusting screw 71, forcefully rotates the knob 111 in the opposite direction after the decompression of the jack 7 is completed, closes the oil return valve 73, then releases the knob 111, and the second sleeve 113 receives the elastic force of the second spring 114 to pull the reset rod 112 out of the oil return valve 73.
A jack performance test apparatus according to an embodiment of the present invention, an embodiment three, is described below with reference to the accompanying drawings; referring to fig. 1, fig. 2, fig. 4 and fig. 7, a jack performance test device comprises a base 1 and a box body 2, wherein a lifting mechanism 3 is arranged on the box body 2, a counterweight component 4 is arranged at the upper end of the base 1, a detection box 5 is further arranged at the upper end of the base 1, a push-pull component 6 is arranged on the right side wall of the detection box 5, a jack 7 is arranged on the push-pull component 6, the jack 7 comprises an adjusting screw 71, a first sleeve 72, an oil return valve 73 and a handle 74, a rocker arm mechanism 8 is arranged on the front wall of the detection box 5, a circuit control mechanism 9 and a reflecting component 10 are arranged on the left side wall of the detection box 5, and a reset component 11 is further arranged on the left side wall of the detection box 5.
During operation, firstly, the jack 7 is placed in the detection box 5 through the push-pull assembly 6, then the weight of the counterweight assembly 4 is controlled through the lifting mechanism 3, so that the weight of the counterweight assembly 4 is lower than the bearing threshold of the jack 7, then the jack 7 is used through the rocker mechanism 8, the adjusting screw 71 jacks up the counterweight assembly 4, finally, the adjusting screw 71 is reset through the reset assembly 11, the steps are repeated, at the moment, the weight of the counterweight assembly 4 controlled by the lifting mechanism 3 is equal to the bearing threshold of the jack 7, the steps are repeated continuously, at the moment, the weight of the counterweight assembly 4 controlled by the lifting mechanism 3 is higher than the bearing threshold of the jack 7, and in the process of testing, the adjusting circuit control mechanism 9 is in contact with the adjusting screw 71, once the adjusting screw 71 of the jack 7 is forced to descend (the weight borne by the jack 7 is overlarge or the bearing time is longer), the adjusting screw 71 is forced to descend due to the fact that the load is not lifted), the adjusting screw 71 is forced to touch the circuit control mechanism 9, the circuit control mechanism 9 reacts, a circuit on the reflecting assembly 10 is communicated, the reflecting assembly 10 is enabled to give out, the weight bearing time of the jack 7 is forced to descend when the bearing time is different, the bearing time of the jack is forced to bear weight, and the weight is amplified, and the weight is convenient to be amplified, and the bearing time is different when the weight is forced to bear the weight when the weight is different.
Referring to fig. 4, 5 and 6, the push-pull assembly 6 includes a sliding member 61 slidably connected to an inner cavity of the detection box 5, a handle 62 is fixedly connected to a right side of the sliding member 61, a placement groove 63 is formed in a bottom of the sliding member 61, and the jack 7 is installed inside the placement groove 63.
In operation, the push-pull assembly 6 is used to move the jack 7 in and out of the detection box 5, and in particular, the push-pull handle 62 can slide the slider 61 in and out of the detection box 5, thereby moving the jack 7 in and out of the detection box 5.
Referring to fig. 1 and 2, the lifting mechanism 3 includes a first fixed shaft 31 fixedly connected to a side wall of an inner cavity of the box 2, a first pulley 32 is rotatably mounted on the first fixed shaft 31, a supporting arm 33 is fixedly connected to one side in front of the box 2, a second pulley 34 is rotatably mounted on the supporting arm 33, an air cylinder 35 is fixedly mounted at the bottom of the inner cavity of the box 2, a steel cable 36 is arranged on the first pulley 32 and the second pulley 34, one end of the steel cable 36 is fixedly connected with the air cylinder 35, and the other end of the steel cable is fixedly connected with the counterweight assembly 4.
During operation, the lifting mechanism 3 lifts the balancing weight 42, specifically, when the output end of the air cylinder 35 moves upwards, the steel cable 36 is pulled, so that the steel cable 36 pulls the balancing weight 42, when the output end of the air cylinder 35 moves downwards, the air cylinder 35 withdraws the pulling force on the steel cable 36, the balancing weight 42 moves downwards under the action of gravity, the friction force of the movement of the steel cable 36 is reduced by the first pulley 32 and the second pulley 34, and the stress direction is changed.
Referring to fig. 1 and 2, the counterweight assembly 4 includes a bearing column 41 disposed on the upper end of the base 1, a plurality of stacked counterweights 42 are disposed above the bearing column 41, guide rods 43 are disposed between the plurality of counterweights 42, and the plurality of counterweights 42 are respectively connected with the steel cables 36.
When in operation, the length of the steel cable 36 between the adjacent balancing weights 42 is full (when the lifting mechanism 3 applies continuous pulling force, the steel cable 36 firstly pulls up the uppermost balancing weight 42, then pulls up the middle balancing weight 42, finally pulls up the lowermost balancing weight 42, and a plurality of balancing weights 42 are separated from each other in the pulling process), and the balancing weights 42 can be manually replaced to select the adaptive weight.
Referring to fig. 4, 5 and 7, the rocker arm mechanism 8 includes a servo motor 81 fixedly mounted in the front wall of the detection box 5, a first sprocket 82 is fixedly connected to the output end of the servo motor 81, a second fixed shaft 83 is fixedly connected to the front wall of the detection box 5, a second sprocket 84 is rotatably connected to the circumferential outer wall of the second fixed shaft 83, a chain 85 is connected between the first sprocket 82 and the second sprocket 84, a rotating member 86 is eccentrically arranged on one side of the second sprocket 84, the rotating member 86 is rotatably connected with the second sprocket 84, and the handle 74 passes through the rotating member 86 and one end of the handle is sleeved inside the first sleeve 72.
In operation, the rocker arm mechanism 8 reciprocally presses the first sleeve 72 to raise the adjusting screw 71, specifically, the servo motor 81 rotates counterclockwise, the first sprocket 82 at the output end of the servo motor rotates counterclockwise, the second sprocket 84 is driven to rotate counterclockwise by the chain 85, the rotating member 86 is eccentrically arranged on the second sprocket 84, the handle 74 is slidably sleeved on the rotating member 86, and the handle 74 is connected between the rotating member 86 and the first sleeve 72, so that when the second sprocket 84 rotates counterclockwise, the first sleeve 72 performs reciprocal swinging motion to raise the adjusting screw 71.
Referring to fig. 4, 5 and 8-10, the circuit control mechanism 9 includes an electric push rod 91 fixedly mounted on the left side wall of the detection box 5, the output end of the electric push rod 91 is fixedly connected with a frame 92, the upper end and the lower end of the frame 92 are respectively fixedly connected with a fixed plate 93, a sliding plate 94 is arranged in the inner cavity of the frame 92, a first spring 95 is connected between the sliding plate 94 and the fixed plate 93, a lever 96 is fixedly connected on the sliding plate 94, a fulcrum through hole 97 is formed in one side of the frame 92, the lever 96 penetrates through the fulcrum through hole 97, one end of the lever 96 is fixedly connected with an attaching ball 98, and the other end is fixedly connected with an electric brush 99.
During operation, the circuit control mechanism 9 monitors the jack 7, specifically, the electric push rod 91 works, the pushing frame 92 moves towards the adjusting screw 71 until the attaching ball 98 abuts against the adjusting screw 71, once the adjusting screw 71 is forced to descend, the attaching ball 98 abutting against the adjusting screw is acted by downward force, the lever 96 on the right side of the fulcrum through hole 97 moves downwards, the lever 96 on the left side of the fulcrum through hole 97 is lifted upwards (at the moment, the lever 96 applies force to the first spring 95 through the sliding plate 94), and the electric brush 99 is lifted upwards (the circle center of the radian formed by the electric brush 99 is the fulcrum through hole 97); when the lever 96 is reset, the electric push rod 91 pulls the frame 92 to move towards the electric push rod 91, the attaching ball 98 is separated from the adjusting screw rod 71, the adjusting screw rod 71 removes the acting force on the attaching ball 98, and the potential energy generated by deformation of the first spring 95 acts on the lever 96 to restore to the parallel position.
Referring to fig. 4, fig. 5, and fig. 8-11, the reflection assembly 10 includes a battery 101 fixedly mounted on a left side wall of the detection box 5, a positive electrode tube 102 is disposed on the battery 101, an audible and visual alarm 103 is fixedly connected to a left end of the positive electrode tube 102, a first negative electrode tube 104 is further disposed on the battery 101, a first conductive plate 105 is fixedly connected to a right end of the first negative electrode tube 104, a second negative electrode tube 106 is disposed on the audible and visual alarm 103, a second conductive plate 107 is fixedly connected to a right end of the second negative electrode tube 106, wires are respectively disposed on the positive electrode tube 102, the first negative electrode tube 104 and the second negative electrode tube 106, an electric connection is disposed between the battery 101 and the audible and visual alarm 103, an electric connection is disposed between the battery 101 and the first conductive plate 105, an electric connection is disposed between the second conductive plate 107 and the audible and visual alarm 103, the electric brush 99 is in an arc structure, the first conductive plate 105 and the second conductive plate 107 are in an arc structure, and the right side and the left side of the first conductive plate 105 and the second conductive plate 107 are in the same arc surface.
When the electric brush 99 is lifted up, the electric wire in the first cathode line pipe 104 and the electric wire in the second cathode line pipe 106 form a passage, so that the audible and visual alarm 103 is communicated with the battery 101, and audible and visual alarm is sent.
Referring to fig. 4, 5, 7 and 12, the reset assembly 11 includes a knob 111, the knob 111 is axially and fixedly connected with a reset lever 112, the reset lever 112 penetrates through the left side wall of the detection box 5, the circumferential outer wall of the reset lever 112 is rotationally sleeved with a second sleeve 113, a second spring 114 is connected between the second sleeve 113 and the detection box 5 wall, an adapting groove 115 is formed in the right end of the reset lever 112, and the adapting groove 115 and the oil return valve 73 are located at the same axis.
During operation, the reset assembly 11 screws the oil return valve 73 to lower the adjusting screw 71, specifically, presses the knob 111 (the detecting box 5 is provided with a groove at the knob 111, the knob 111 can enter the groove, at the moment, the reset rod 112 pushes the second sleeve 113, the second sleeve 113 stretches the second spring 114), lightly screws the knob 111 (at the moment, the reset rod 112 rotates in the second sleeve 113, but the second sleeve 113 does not rotate), moves the reset rod 112 towards the oil return valve 73, the adapting groove 115 on the reset rod 112 is sleeved on the oil return valve 73, then forcefully rotates the knob 111 to open the oil return valve 73, decompresses the jack 7, lowers the adjusting screw 71, forcefully rotates the knob 111 in the opposite direction after the decompression of the jack 7 is completed, closes the oil return valve 73, then releases the knob 111, and the second sleeve 113 receives the elastic force of the second spring 114 to pull the reset rod 112 out of the oil return valve 73.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. Jack capability test equipment, including base station (1) and box (2), its characterized in that: the lifting mechanism (3) is arranged on the box body (2), the counterweight component (4) is arranged at the upper end of the base station (1), the detection box (5) is further arranged at the upper end of the base station (1), the push-pull component (6) is arranged on the right side box wall of the detection box (5), the jack (7) is arranged on the push-pull component (6), the jack (7) comprises an adjusting screw (71), a first sleeve (72), an oil return valve (73) and a handle (74), the rocker arm mechanism (8) is arranged on the box wall in front of the detection box (5), the circuit control mechanism (9) and the reflecting component (10) are arranged on the box wall on the left side of the detection box (5), and the reset component (11) is further arranged on the box wall on the left side of the detection box (5);
the circuit control mechanism (9) comprises an electric push rod (91) fixedly installed on the left side wall of the detection box (5), the output end of the electric push rod (91) is fixedly connected with a frame (92), the upper end and the lower end of the frame (92) are respectively fixedly connected with a fixed plate (93), a sliding plate (94) is arranged in an inner cavity of the frame (92), a first spring (95) is connected between the sliding plate (94) and the fixed plate (93), a lever (96) is fixedly connected on the sliding plate (94), a fulcrum through hole (97) is formed in one side of the frame (92), the lever (96) penetrates through the fulcrum through hole (97), one end of the lever (96) is fixedly connected with a laminating ball (98), and the other end of the lever is fixedly connected with an electric brush (99);
the reflection assembly (10) comprises a battery (101) fixedly mounted on the left side wall of a detection box (5), a positive electrode wire tube (102) is arranged on the battery (101), an audible-visual annunciator (103) is fixedly connected to the left end of the positive electrode wire tube (102), a first negative electrode wire tube (104) is further arranged on the battery (101), a first conductive plate (105) is fixedly connected to the right end of the first negative electrode wire tube (104), a second negative electrode wire tube (106) is arranged on the audible-visual annunciator (103), and a second conductive plate (107) is fixedly connected to the right end of the second negative electrode wire tube (106).
2. A jack performance test apparatus according to claim 1, wherein: the lifting mechanism (3) comprises a first fixed shaft (31) fixedly connected to the side wall of an inner cavity of the box body (2), a first pulley (32) is rotatably installed on the first fixed shaft (31), a supporting arm (33) is fixedly connected to one side of the front of the box body (2), a second pulley (34) is rotatably installed on the supporting arm (33), an air cylinder (35) is fixedly installed at the bottom of the inner cavity of the box body (2), a steel cable (36) is arranged on the first pulley (32) and the second pulley (34), one end of the steel cable (36) is fixedly connected with the air cylinder (35), and the other end of the steel cable is fixedly connected with the counterweight component (4).
3. A jack performance test apparatus according to claim 2, wherein: the counterweight assembly (4) comprises a bearing column (41) arranged at the upper end of the base station (1) in a matrix mode, a plurality of stacked counterweights (42) are arranged above the bearing column (41), guide rods (43) are arranged between the plurality of counterweights (42), and the plurality of counterweights (42) are respectively connected with the steel ropes (36).
4. A jack performance test apparatus according to claim 1, wherein: the push-pull assembly (6) comprises a sliding part (61) which is connected with the inner cavity of the detection box (5) in a sliding mode, a handle (62) is fixedly connected to the right side of the sliding part (61), a placing groove (63) is formed in the bottom of the sliding part (61), and the jack (7) is installed inside the placing groove (63).
5. A jack performance test apparatus according to claim 1, wherein: the rocker arm mechanism (8) comprises a servo motor (81) fixedly mounted in the front box wall of the detection box (5), a first sprocket (82) is fixedly connected to the output end of the servo motor (81), a second fixed shaft (83) is fixedly connected to the front box wall of the detection box (5), a second sprocket (84) is rotatably connected to the circumferential outer wall of the second fixed shaft (83), a chain (85) is connected between the first sprocket (82) and the second sprocket (84), a rotating piece (86) is eccentrically arranged on one side of the second sprocket (84), the rotating piece (86) is rotatably connected with the second sprocket (84), and the handle (74) penetrates through the rotating piece (86) and is sleeved inside the first sleeve (72).
6. A jack performance test apparatus according to claim 1, wherein: reset subassembly (11) are including knob (111), knob (111) axial fixedly connected with reset lever (112), and reset lever (112) run through detection case (5) left side case wall, reset lever (112) circumference outer wall rotates and has cup jointed second sleeve (113), and is connected with second spring (114) between second sleeve (113) and detection case (5) case wall, adaptation groove (115) have been seted up to reset lever (112) right-hand member, adaptation groove (115) are in same axle center with return valve (73).
7. A jack performance test apparatus according to claim 1, wherein: the positive wire tube (102), the first negative wire tube (104) and the second negative wire tube (106) are respectively provided with wires, the battery (101) is electrically connected with the audible-visual annunciator (103), the battery (101) is electrically connected with the first conductive plate (105), and the second conductive plate (107) is electrically connected with the audible-visual annunciator (103).
8. A jack performance test apparatus according to claim 1, wherein: the electric brush (99) is of an arc-shaped structure, the first conducting plate (105) and the second conducting plate (107) are of arc-shaped structures, and the right sides of the first conducting plate (105) and the second conducting plate (107) are in the same arc surface with the left side of the electric brush (99).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311317635.XA CN117213824B (en) | 2023-10-11 | 2023-10-11 | Jack performance test equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311317635.XA CN117213824B (en) | 2023-10-11 | 2023-10-11 | Jack performance test equipment |
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| CN117213824A true CN117213824A (en) | 2023-12-12 |
| CN117213824B CN117213824B (en) | 2024-04-02 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB635255A (en) * | 1947-08-28 | 1950-04-05 | Electro Hydraulics Ltd | Automatic locking devices for fluid-operated jacks and the like |
| US4529975A (en) * | 1981-11-06 | 1985-07-16 | Michael Hung | Separate overload detecting and warning system for hydraulic jack |
| CN110631829A (en) * | 2019-10-24 | 2019-12-31 | 北京华横科技有限公司 | Static load test bed for jack |
| CN112345144A (en) * | 2020-11-24 | 2021-02-09 | 日照山太飞机工程股份有限公司 | Jack load testing device and testing method thereof |
| CN113237769A (en) * | 2021-05-08 | 2021-08-10 | 嘉兴金诚汽配科技股份有限公司 | Safe outburst-prevention type jack static load testing device |
| CN216050646U (en) * | 2021-09-09 | 2022-03-15 | 山东钢铁集团永锋临港有限公司 | Vertical jack pressure detection device |
-
2023
- 2023-10-11 CN CN202311317635.XA patent/CN117213824B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB635255A (en) * | 1947-08-28 | 1950-04-05 | Electro Hydraulics Ltd | Automatic locking devices for fluid-operated jacks and the like |
| US4529975A (en) * | 1981-11-06 | 1985-07-16 | Michael Hung | Separate overload detecting and warning system for hydraulic jack |
| CN110631829A (en) * | 2019-10-24 | 2019-12-31 | 北京华横科技有限公司 | Static load test bed for jack |
| CN112345144A (en) * | 2020-11-24 | 2021-02-09 | 日照山太飞机工程股份有限公司 | Jack load testing device and testing method thereof |
| CN113237769A (en) * | 2021-05-08 | 2021-08-10 | 嘉兴金诚汽配科技股份有限公司 | Safe outburst-prevention type jack static load testing device |
| CN216050646U (en) * | 2021-09-09 | 2022-03-15 | 山东钢铁集团永锋临港有限公司 | Vertical jack pressure detection device |
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| CN117213824B (en) | 2024-04-02 |
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