Pressure testing device of hydraulic support stand column jack

Abstract

The utility model belongs to the technical field of hydraulic support stand column jacks, particularly relates to a pressure testing device of a hydraulic support stand column jack, and aims to solve the problems that in the prior art, when the hydraulic support stand column jack is used for pressure testing, the hydraulic support stand column jack is lack of control and low in self-fixing stability; in order to solve the problems, the utility model provides the following scheme that: the device comprises a base and a jack; the supporting frame is fixedly connected to the right side of the base; the jack is placed on the base, at the moment, the motor is controlled to work, the motor can guide the auxiliary ring to move, and at the moment, the auxiliary ring is matched with the positioning ring to clamp and fix the jack and prevent the jack from deviating. At the moment, the jack works to apply pressure to the pressure sensor of the pressure gauge, whether liquid leakage occurs or not is observed, and the effect of automatic pressure detection is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydraulic support stand column jack technical field especially relates to a kind of pressure testing device of hydraulic support stand column jack. BACKGROUND

[0002] In prior art, hydraulic support stand column jack is the important component of hydraulic support, mainly used to bear roof pressure, adjust support height and provide necessary support force. Hydraulic support is mainly composed of roof beam, base and stand column, wherein stand column is the main working mechanism of hydraulic support, for bearing roof load and adjusting support height. Stand column is usually hinged with roof beam and base, provides necessary support force by hydraulic system, to ensure the stability and safety of support, in prior art, when hydraulic support stand column jack is tested, hydraulic support stand column jack lacks control, and its own fixed stability is not strong, which can affect test result.

[0003] Therefore, the present application provides a kind of pressure testing device of hydraulic support stand column jack to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings of prior art, i.e. when hydraulic support stand column jack is tested, hydraulic support stand column jack lacks control, and its own fixed stability is not strong, which can affect test result, and provides a kind of pressure testing device of hydraulic support stand column jack.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of pressure testing device of hydraulic support stand column jack, including base and jack;

[0007] Support frame, the support frame is fixedly connected at the right side of base;

[0008] Positioning ring, the positioning ring is fixedly connected at the top of base;

[0009] Auxiliary ring, the auxiliary ring is slidably connected at the top of base, and auxiliary ring is matched with positioning ring, auxiliary ring and positioning ring are in contact with jack;

[0010] Vertical plate, the vertical plate is fixedly connected at the top of base;

[0011] Positioning mechanism, the positioning mechanism includes eccentric wheel, auxiliary column and contact plate, the eccentric wheel is rotatably connected at the top of base, the auxiliary column is fixedly connected at the top of eccentric wheel, the contact plate is slidably connected at the right side of vertical plate, and the contact plate is fixedly connected with the back side of auxiliary ring.

[0012] As one preferred scheme of the utility model, the top of the base is slidably connected with a guide plate, the front side of the guide plate is fixedly connected with a spring, and one end of the spring is fixedly connected with the front side of the base.

[0013] As one preferred scheme of the utility model, the top of the support frame is fixedly connected with a pressure gauge, and the bottom of the pressure gauge is provided with a pressure sensor.

[0014] As one preferred scheme of the utility model, the outer wall of the auxiliary column is wound with a connecting belt, and one end of the connecting belt is fixedly connected with the rear side of the guide plate.

[0015] As one preferred scheme of the utility model, the top of the vertical plate is fixedly connected with a motor, the output shaft of the motor is fixedly connected with a gear, the left side of the vertical plate is slidably connected with a rack, the rack is engaged with the gear, and the bottom of the rack is fixedly connected with the top of the guide plate.

[0016] As one preferred scheme of the utility model, the top of the base is provided with a sliding groove, and the bottom of the auxiliary ring is slidably connected with the inner wall of the sliding groove.

[0017] Beneficial effects:

[0018] 1. The jack is placed on the base, the motor is controlled to work at the moment, the output shaft of the motor can control the gear to rotate, the gear can control the rack to move forward through the gear teeth at the moment, the rack can drive the guide plate to move forward synchronously when the rack moves;

[0019] 2. The guide plate can pull the connecting belt to move along with the movement of the guide plate, the connecting belt is unwound from the outer wall of the auxiliary column at the moment, thereby controlling the auxiliary column to rotate, the auxiliary column can drive the eccentric wheel to rotate synchronously when the auxiliary column rotates, the eccentric wheel contacts the front side of the contact plate along with the rotation of the eccentric wheel, thereby controlling the contact plate to move backward;

[0020] 3. The contact plate can drive the auxiliary ring to move when the contact plate moves, the auxiliary ring cooperates with the positioning ring at the moment, clamps and fixes the jack, prevents the jack from deviating, the jack works to exert pressure on the pressure sensor of the pressure gauge at the moment, whether liquid leakage is observed, and the effect that pressure detection is automatically performed is realized.

[0021] In the utility model: the jack is placed on the base, the motor is controlled to work at the moment, the motor can guide the auxiliary ring to move, the auxiliary ring cooperates with the positioning ring at the moment, clamps and fixes the jack, prevents the jack from deviating, the jack works to exert pressure on the pressure sensor of the pressure gauge at the moment, whether liquid leakage is observed, and the effect that pressure detection is automatically performed is realized. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 The structure three-dimensional drawing of the utility model;

[0023] Figure 2 The structure three-dimensional drawing of the utility model;

[0024] Figure 3 The structure three-dimensional drawing of the rack, guide plate, spring, eccentric wheel, auxiliary column and connecting belt of the utility model;

[0025] Figure 4 The structure enlarged view of the A structure of the utility model.

[0026] In the drawing: 1, base; 2, vertical plate; 3, motor; 4, gear; 5, guide plate; 6, spring; 7, rack; 8, eccentric wheel; 9, connecting belt; 10, contact plate; 11, auxiliary ring; 12, jack; 13, positioning ring; 14, support frame; 15, pressure gauge; 16, auxiliary column. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0028] EMBODIMENT

[0029] WITH REFERENCE TO Figures 1-4 A pressure testing device of a hydraulic support stand column jack, comprising a base 1 and a jack 12;

[0030] A support frame 14 is fixedly connected to the right side of the base 1.

[0031] A positioning ring 13 is fixedly connected to the top of the base 1.

[0032] An auxiliary ring 11 is slidingly connected to the top of the base 1, and the auxiliary ring 11 cooperates with the positioning ring 13; the auxiliary ring 11 and the positioning ring 13 are in movable contact with the jack 12.

[0033] A vertical plate 2 is fixedly connected to the top of the base 1.

[0034] A positioning mechanism comprises an eccentric wheel 8, an auxiliary column 16 and a contact plate 10; the eccentric wheel 8 is rotatably connected to the top of the base 1; the auxiliary column 16 is fixedly connected to the top of the eccentric wheel 8; the contact plate 10 is slidingly connected to the right side of the vertical plate 2; and the contact plate 10 is fixedly connected to the rear side of the auxiliary ring 11.

[0035] Through the above structure: by setting the positioning ring 13, the positioning ring 13 can be in contact with the jack 12, and cooperate with the auxiliary ring 11, realize the fixed effect of the jack 12, ensure the stability.

[0036] As a preferred scheme of the utility model, the top of the base 1 is slidingly connected with a guide plate 5, the front side of the guide plate 5 is fixedly connected with a spring 6, and one end of the spring 6 is fixedly connected with the front side of the base 1. By setting the spring 6, the spring 6 can push the guide plate 5 to reset through its own elastic force.

[0037] As a preferred scheme of the utility model, the top of the support frame 14 is fixedly connected with a pressure gauge 15, and the bottom of the pressure gauge 15 is provided with a pressure sensor. When the jack 12 exerts pressure on the pressure sensor, the current pressure can be observed through the pressure gauge 15, thereby completing pressure detection.

[0038] As a preferred scheme of the utility model, the outer wall of the auxiliary column 16 is wound with a connecting belt 9, and one end of the connecting belt 9 is fixedly connected with the rear side of the guide plate 5. When the guide plate 5 moves, the guide plate 5 can pull the connecting belt 9 to move. At this time, the connecting belt 9 is unwound from the outer wall of the auxiliary column 16, thereby controlling the rotation of the auxiliary column 16.

[0039] As a preferred scheme of the utility model, the top of the vertical plate 2 is fixedly connected with a motor 3, and the output shaft of the motor 3 is fixedly connected with a gear 4. The left side of the vertical plate 2 is slidingly connected with a rack 7, and the rack 7 is engaged with the gear 4. The bottom of the rack 7 is fixedly connected with the top of the guide plate 5. When the gear 4 rotates, the gear 4 can control the rack 7 to move through the teeth, thereby achieving the effect of controlling the movement of the guide plate 5.

[0040] As a preferred scheme of the utility model, the top of the base 1 is provided with a sliding groove, and the bottom of the auxiliary ring 11 is slidingly connected with the inner wall of the sliding groove. By setting the sliding groove, the sliding groove limits the horizontal movement of the auxiliary ring 11.

[0041] It should be noted that: specific use of which model of motor 3, jack 12 and pressure gauge 15 is selected by the person skilled in the relevant technical field, and the above about motor 3, jack 12 and pressure gauge 15 belongs to prior art, and the scheme is not described.

[0042] The utility model discloses a working principle: actual work, through the jack 12 is placed on the base 1, now through the control motor 3 work, the output shaft of motor 3 can control gear 4 to rotate, now with the rotation of gear 4, gear 4 can be through the tooth control rack 7 and move forward, when rack 7 moves, rack 7 can drive plate guide plate 5 and move forward in synchronization, now with the movement of guide plate 5, guide plate 5 can pull the connection band 9 and move, now connection band 9 is unwound from the auxiliary column 16 outer wall, thereby control auxiliary column 16 and rotate, when auxiliary column 16 rotates, auxiliary column 16 can drive eccentric wheel 8 and rotate in synchronization, with the rotation of eccentric wheel 8, eccentric wheel 8 and the front side of contact plate 10 contact, thereby control contact plate 10 and move backward, when contact plate 10 moves, contact plate 10 can drive auxiliary ring 11 and move, now auxiliary ring 11 and positioning ring 13 cooperate, clamp fixed jack 12, prevent jack 12 from deviating, now jack 12 work to pressure sensor of pressure gauge 15 and exert pressure, observe whether leakage, realize the effect of automatic pressure detection.

[0043] The above, only for the preferable specific implementation of the utility model, but the protection scope of the utility model does not limit to this, any skilled in the art technical personnel in the utility model discloses the technical range, according to the utility model technical scheme and the utility model concept of the utility model, equivalent replacement or change, all should be covered in the protection scope of the utility model.

Claims

1. A pressure testing device for a hydraulic support stand column jack, characterized in that, Comprising The base (1) and the jack (12); Support frame (14), the support frame (14) is fixedly connected to the right side of the base (1); Positioning ring (13), the positioning ring (13) is fixedly connected to the top of the base (1); Auxiliary ring (11), the auxiliary ring (11) is slidingly connected to the top of the base (1), and the auxiliary ring (11) is matched with the positioning ring (13), the auxiliary ring (11) and the positioning ring (13) are in contact with the jack (12); Vertical plate (2), the vertical plate (2) is fixedly connected to the top of the base (1); Positioning mechanism, the positioning mechanism comprises an eccentric wheel (8), an auxiliary column (16) and a contact plate (10), the eccentric wheel (8) is rotatably connected to the top of the base (1), the auxiliary column (16) is fixedly connected to the top of the eccentric wheel (8), the contact plate (10) is slidingly connected to the right side of the vertical plate (2), and the contact plate (10) is fixedly connected with the rear side of the auxiliary ring (11).

2. The pressure testing device of claim 1, wherein, The top of the base (1) is slidingly connected with a guide plate (5), the front side of the guide plate (5) is fixedly connected with a spring (6), and one end of the spring (6) is fixedly connected with the front side of the base (1).

3. The pressure testing device of claim 1, wherein, The top of the support frame (14) is fixedly connected with a pressure gauge (15), and the bottom of the pressure gauge (15) is provided with a pressure sensor.

4. The pressure testing device of claim 2, wherein, The outer wall of the auxiliary column (16) is wound with a connecting belt (9), and one end of the connecting belt (9) is fixedly connected with the rear side of the guide plate (5).

5. The pressure testing device of claim 2, wherein, The top of the vertical plate (2) is fixedly connected with a motor (3), and the output shaft of the motor (3) is fixedly connected with a gear (4), the left side of the vertical plate (2) is slidingly connected with a rack (7), and the rack (7) is engaged with the gear (4), the bottom of the rack (7) is fixedly connected with the top of the guide plate (5).

6. The pressure testing device of claim 1, wherein, The top of the base (1) is provided with a sliding groove, and the bottom of the auxiliary ring (11) is slidingly connected with the inner wall of the sliding groove.

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