CN213981439U - Electrical test device for hydraulic oil cylinder running cylinder - Google Patents

Abstract

The utility model discloses an electrical test device of hydraulic cylinder race jar, including last box, lower box and balancing weight, the lower terminal surface of box rotates down and installs the universal wheel, there is the chamber door one side of box through hinge movable mounting down, the chamber door deviates from the middle department of one side of hinge and rotates and install the activity and buckle, the balancing weight is placed in the inside of box down, go up the up end of box fixed box down, it is fixed with the mainboard to go up inside one side of box, one side that the inside of going up the box deviates from the mainboard is fixed with displacement sensor, and displacement sensor passes through the connecting wire and is connected with the mainboard electricity, displacement sensor's upper end slidable mounting has the pulling rod, the upper end of pulling rod is rotated through the pivot and is installed the atress pole, the one end that the atress pole deviates from the pivot is fixed with the extension piece. The utility model discloses possess the in service behavior of accurate measurement pneumatic cylinder, avoid the advantage because of running the potential safety hazard that the jar phenomenon brought.

Description

Electrical test device for hydraulic oil cylinder running cylinder

Technical Field

The utility model relates to a pneumatic cylinder technical field specifically is an electrical test device that hydraulic cylinder ran jar.

Background

The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and makes linear reciprocating motion. It has simple structure and reliable operation. When it is used to implement reciprocating motion, it can omit speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in various mechanical hydraulic systems.

The hydraulic cylinder can cause cylinder running and creeping phenomena in the working process due to external factors, material factors, installation factors and hydraulic oil factors, and the phenomena of jumping and walking in a stopped state during movement are mainly reflected. The hydraulic cylinder is tested by a detection device, the working stability of the hydraulic cylinder is ensured, and if the creeping phenomenon occurs, the potential safety hazard is avoided by timely processing. The existing testing device is mostly detected through visual observation, and the mode is difficult to find when the hydraulic cylinder runs slowly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electrical test device that hydraulic cylinder ran jar possesses the in service behavior of accurate measurement pneumatic cylinder, avoids because of the advantage of the potential safety hazard that runs the jar phenomenon and bring, solves the many problems of observing through the naked eye of current measurement, measurement accuracy is not enough.

In order to achieve the above object, the utility model provides a following technical scheme: an electrical test device for a hydraulic cylinder running cylinder comprises an upper box body, a lower box body and a balancing weight, wherein a universal wheel is rotatably mounted on the lower end face of the lower box body, a box door is movably mounted on one side of the lower box body through a hinge, a movable buckle is rotatably mounted in the middle of one side of the box door, which is far away from the hinge, the balancing weight is placed in the lower box body, the upper box body is fixed on the upper end face of the lower box body, a main board is fixed on one side of the interior of the upper box body, a displacement sensor is fixed on one side of the interior of the upper box body, which is far away from the main board, and is electrically connected with the main board through a connecting wire, a pulling rod is slidably mounted at the upper end of the displacement sensor and is positioned at the upper end of the upper box body, a stress rod is rotatably mounted at the upper end of the pulling rod through a rotating shaft, an extension block is fixed at one end of the stress rod, which is far away from the rotating shaft, and clamping blocks are rotatably mounted at two sides of the extension block, one side of the clamping block is fixed with a movable sleeve.

Preferably, the number of the universal wheels is four, the four universal wheels are distributed in an array, and the car arrester is movably mounted on the universal wheels.

Preferably, the display screen is embedded in the middle of one side of the upper box body, the display screen and the box door are located on the same side, and the display screen is electrically connected with the main board through an internal wire.

Preferably, the movable sleeve is provided with two, and two movable sleeves constitute circularly, one side that the movable sleeve deviates from the fixture block is fixed with the fixed block, and two fixed blocks pass through the screw fixation.

Preferably, the middle parts of two sides of the upper box body adjacent to the display screen are provided with heat dissipation holes, and the heat dissipation holes are connected with the inner part of the upper box body.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a set up displacement sensor, promote the lower box and make this device reach appointed place through the universal wheel, promote the stress pole, make the stress pole be one hundred eighty degrees rotations through the pivot in the upper end of pulling rod, rotate the movable sleeve on extending the piece through the fixture block, two movable sleeves cup joint the upper end outside at the hydraulic stem, fix the movable sleeve through the screw, provide electric power through external power cord, the hydraulic stem moves upwards during operation, drive the pulling rod upwards through movable sleeve and stress pole and move, measure the data when moving through displacement sensor, transmit data to the mainboard through the connecting wire, the digital display is on the display screen after the mainboard is through signal processing, the staff shows through observing the data change on the display screen, if data change fluctuation is unusual, indicate that this hydraulic means has the jar phenomenon of running, the operation is convenient and labor-saving, the operation can be realized by one person, and the measurement value can be accurate, so that the data statistics can be conveniently carried out by the working personnel.

Drawings

Fig. 1 is a schematic view of the appearance structure of the present invention;

fig. 2 is a schematic structural diagram of a in fig. 1 according to the present invention;

FIG. 3 is a schematic sectional view of the present invention;

fig. 4 is a schematic side view of the present invention;

fig. 5 is a schematic view of the top view structure of the force-bearing rod of the present invention.

In the figure: 1. an upper box body; 2. heat dissipation holes; 3. a lower box body; 4. a universal wheel; 5. a display screen; 6. a stress beam; 7. pulling a rod; 8. a rotating shaft; 9. an extension block; 10. a clamping block; 11. a movable sleeve; 12. a fixed block; 13. a displacement sensor; 14. a balancing weight; 15. a connecting wire; 16. a main board; 17. a box door; 18. a movable buckle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, the present invention provides an embodiment: the utility model provides an electrical test device of hydraulic cylinder race jar, including last box 1, lower box 3 and balancing weight 14, lower terminal surface of lower box 3 rotates installs universal wheel 4, universal wheel 4 is equipped with four altogether, and four universal wheels 4 are the array distribution, movable mounting has the car arrester on the universal wheel 4, there is chamber door 17 one side of lower box 3 through hinge movable mounting, department rotates in the middle of one side that chamber door 17 deviates from the hinge and installs the activity and detain 18, balancing weight 14 places the inside of box 3 down, when the hydraulic stem drives pulling rod 7 and removes, balancing weight 14 plays the effect of this device of stabilizing.

Go up box 1 and fix the up end at box 3 down, the inside one side of going up box 1 is fixed with mainboard 16, and the inside one side that deviates from mainboard 16 of going up box 1 is fixed with displacement sensor 13, and displacement sensor 13 is connected with mainboard 16 electricity through connecting wire 15, the utility model discloses well displacement sensor 13 'S model is KPZ58-S, possesses the advantage that the power consumption is little and the sensitivity is high, and displacement sensor 13' S upper end slidable mounting has the pulling pole 7, and pulling pole 7 is located the upper end of box 1, and the display screen 5 is installed in the middle of the embedding of one side of last box 1, and display screen 5 and chamber door 17 are located same one side, and display screen 5 is connected with mainboard 16 electricity through inside wire, goes up box 1 and all seted up louvre 2 in the middle of the both sides adjacent with display screen 5, louvre 2 connection goes up the inside of box 1.

The upper end of a pulling rod 7 is rotatably provided with a stress rod 6 through a rotating shaft 8, one end of the stress rod 6, which is far away from the rotating shaft 8, is fixed with an extending block 9, two sides of the extending block 9 are both rotatably provided with a clamping block 10, one side of the clamping block 10 is fixed with a movable sleeve 11, the movable sleeves 11 are totally provided with two, the two movable sleeves 11 form a circle, one side of the movable sleeve 11, which is far away from the clamping block 10, is fixed with a fixed block 12, the two fixed blocks 12 are fixed through screws, the lower box body 3 is pushed to enable the device to reach a specified working place through a universal wheel 4, the stress rod 6 is pushed to enable the stress rod 6 to rotate in one hundred eighty degrees at the upper end of the pulling rod 7 through the rotating shaft 8, the movable sleeve 11 rotates on the extending block 9 through the clamping block 10, the two movable sleeves 11 are sleeved outside the upper end of a hydraulic rod, the movable sleeves 11 are fixed through screws, electric power is provided through an external power cord, the hydraulic rod moves upwards during working, move pole 7 upwards and carry out the displacement through the driving of movable sleeve 11 and atress pole 6, data when moving is measured through displacement sensor 13, convey mainboard 16 with data through connecting wire 15, mainboard 16 is digital demonstration on display screen 5 after signal processing, the staff shows through observing the data change on the display screen 5, if the fluctuation of data change is unusual, then show that this hydraulic means exists the race jar phenomenon, the operation is got up conveniently laborsavingly, can single realization operation, and measurement numerical value that can be accurate, make things convenient for the staff to carry out the statistics of data.

The working principle is as follows: the utility model discloses in operation, box 3 makes this device reach appointed workplace through universal wheel 4 under the promotion, promote stress rod 6, make stress rod 6 be one hundred eighty degrees rotations in the upper end of pulling rod 7 through pivot 8, it rotates on extension piece 9 to pass through fixture block 10 with movable sleeve 11, two movable sleeves 11 cup joint on the hydraulic stem, the screw is fixed to movable sleeve 11, provide electric power through external power source line, the hydraulic stem is the displacement that makes progress at the during operation, drive pulling rod 7 through movable sleeve 11 and stress rod 6 and upwards carry out the displacement, data when measuring the removal through displacement sensor 13, convey mainboard 16 with data through connecting wire 15, mainboard 16 is digital demonstration on display screen 5 after signal processing. The working principle of the present invention is the above.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. The utility model provides an electrical test device of hydraulic cylinder race jar, includes box (1), lower box (3) and balancing weight (14), its characterized in that: the lower end face of the lower box body (3) is rotatably provided with the universal wheel (4), one side of the lower box body (3) is provided with a box door (17) through a hinge, the middle part of one side of the box door (17) departing from the hinge is rotatably provided with a movable buckle (18), the balancing weight (14) is placed inside the lower box body (3), the upper box body (1) is fixed on the upper end face of the lower box body (3), one side inside the upper box body (1) is fixedly provided with a main board (16), one side of the inside of the upper box body (1) departing from the main board (16) is fixedly provided with a displacement sensor (13), the displacement sensor (13) is electrically connected with the main board (16) through a connecting wire (15), the upper end of the displacement sensor (13) is slidably provided with a pulling rod (7), the pulling rod (7) is positioned on the upper end of the upper box body (1), the upper end of the pulling rod (7) is rotatably provided with a stress rod (6) through a rotating shaft (8), one end of the stress rod (6) deviating from the rotating shaft (8) is fixed with an extension block (9), two sides of the extension block (9) are respectively rotatably provided with a clamping block (10), and one side of the clamping block (10) is fixed with a movable sleeve (11).

2. The electrical testing device of a hydraulic cylinder running cylinder according to claim 1, characterized in that: the four universal wheels (4) are arranged and distributed in an array mode, and the car arrester is movably mounted on each universal wheel (4).

3. The electrical testing device of a hydraulic cylinder running cylinder according to claim 1, characterized in that: go up the middle department of one side of box (1) and install display screen (5), and display screen (5) and chamber door (17) are located same one side, display screen (5) are connected with mainboard (16) electricity through inside wire.

4. The electrical testing device of a hydraulic cylinder running cylinder according to claim 1, characterized in that: the movable sleeve (11) is provided with two, the two movable sleeves (11) form a circle, one side of each movable sleeve (11) departing from the corresponding fixture block (10) is fixed with the corresponding fixture block (12), and the two fixture blocks (12) are fixed through screws.

5. The electrical testing device of a hydraulic cylinder running cylinder according to claim 1, characterized in that: go up on box (1) and all seted up louvre (2) in the middle of the both sides adjacent with display screen (5), louvre (2) are connected the inside of box (1).

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