阅读说明：本技术 一种压力变送器校准辅助平台 (Pressure transmitter calibration auxiliary platform ) 是由 黄秋华 饶正梁 朱傅长 李海群 于 2021-09-10 设计创作，主要内容包括：本发明属于辅助平台技术领域,尤其为一种压力变送器校准辅助平台,包括试验平台,试验平台的底部设有辅助台,辅助台的内部设有调平组件,调平组件远离辅助台的一端贯穿辅助台与试验平台相接触；通过在试验平台的底部设有辅助台和调平组件,由于辅助台的内部充有液体,调平组件漂浮在液体的顶部,当试验平台发生倾斜时,辅助台内部的液体就会向倾斜的一端进行移动,使得辅助台内部的液体可维持水平状态,并将该位置相对应的调平组件向上顶起,并随着辅助台内部液体的水平面进行调节,使得若干个调平组件可保持水平状态,并带动顶部的试验台进行调平,不用人工调节,减轻了劳动强度,避免了人工调平存在的测量误差的问题。(The invention belongs to the technical field of auxiliary platforms, and particularly relates to a pressure transmitter calibration auxiliary platform which comprises a test platform, wherein an auxiliary platform is arranged at the bottom of the test platform, a leveling component is arranged in the auxiliary platform, and one end of the leveling component, which is far away from the auxiliary platform, penetrates through the auxiliary platform and is contacted with the test platform; the auxiliary table and the leveling assemblies are arranged at the bottom of the test platform, the leveling assemblies float on the top of liquid because the auxiliary table is filled with liquid, when the test platform inclines, the liquid in the auxiliary table can move towards the inclined end, so that the liquid in the auxiliary table can be maintained in a horizontal state, the leveling assemblies corresponding to the positions are jacked upwards and adjusted along with the level of the liquid in the auxiliary table, a plurality of leveling assemblies can be maintained in a horizontal state, the test platform at the top is driven to be leveled, manual adjustment is not needed, labor intensity is relieved, and the problem of measurement errors caused by manual leveling is solved.)

1. The pressure transmitter calibration auxiliary platform comprises a test platform (1), wherein calibration equipment (2) is fixedly mounted on the upper end face of the test platform (1), and the pressure transmitter calibration auxiliary platform is characterized in that an auxiliary platform (3) is arranged at the bottom of the test platform (1), a universal connector (6) is arranged between the auxiliary platform (3) and the test platform (1), the test platform (1) is rotatably connected to the center of the top of the auxiliary platform (3) through the universal connector (6), a leveling component (4) is arranged inside the auxiliary platform (3), one end, away from the auxiliary platform (3), of the leveling component (4) penetrates through the auxiliary platform (3) to be in contact with the test platform (1), and reinforcing components (5) are fixedly mounted on two sides of the auxiliary platform (3);

leveling subassembly (4) are including kicking block (41), leveling pole (42) and kickboard (43), kicking block (41) fixed mounting be in the top of leveling pole (42), just kickboard (43) fixed mounting be in the other end of leveling pole (42), kicking block (41) are located the outside of auxiliary table (3), the outside cover of leveling pole (42) is equipped with sliding sleeve (44), leveling pole (42) with sliding sleeve (44) sliding connection, sliding sleeve (44) fixed mounting be in the up end of auxiliary table (3).

2. The pressure transmitter calibration assistance platform of claim 1, wherein: consolidate subassembly (5) including fixed plate (51), slide (52), thread bush (53), screw rod (54) and splint (55), fixed plate (51) fixed mounting be in one side of supplementary platform (3), just spout (511) have been seted up to the up end of fixed plate (51), slide (52) sliding connection be in the inside of spout (511), slide (52) are close to one side of supplementary platform (3) with splint (55) fixed connection, fixed mounting has thread bush (53) on slide (52), the inside threaded connection of thread bush (53) has screw rod (54), just one side fixed mounting of supplementary platform (3) has bearing (56), screw rod (54) are close to the one end rotation of supplementary platform (3) is connected the inside of bearing (56).

3. The pressure transmitter calibration assistance platform of claim 2, wherein: the sliding plate (52) is of an L-shaped structure, and the height of the bent part of the sliding plate (52) is higher than that of the top of the auxiliary table (3).

4. The pressure transmitter calibration assistance platform of claim 1, wherein: the top block (41) is of a spherical structure, the floating plate (43) is of a conical structure, and the sizes of the top block (41) and the floating plate (43) are both larger than the aperture of the sliding sleeve (44).

5. The pressure transmitter calibration assistance platform of claim 1, wherein: the leveling rod (42) is of a hollow structure.

6. The pressure transmitter calibration assistance platform of claim 1, wherein: the adjusting mechanism is characterized in that a plurality of balls (441) which are distributed in a central symmetry manner are arranged inside the sliding sleeve (44), and the leveling rod (42) is connected inside the sliding sleeve (44) in a rolling manner through the balls (441).

7. The pressure transmitter calibration assistance platform of claim 1, wherein: the top and the bottom of sliding sleeve (44) all fixed mounting have sealing washer (442), leveling rod (42) pass through sealing washer (442) with sliding sleeve (44) sealing connection.

8. The pressure transmitter calibration assistance platform of claim 1, wherein: the number of the leveling components (4) is a plurality, and the leveling components (4) are distributed in the auxiliary table (3) at equal intervals.

9. The pressure transmitter calibration assistance platform of claim 1, wherein: the auxiliary table (3) is of a hollow structure, and liquid is filled in the auxiliary table (3).

10. The pressure transmitter calibration assistance platform of claim 9, wherein: the bottom of the auxiliary table (3) is fixedly bonded with a non-slip mat (31), and the lower end face of the non-slip mat (31) is uneven.

Technical Field

The invention belongs to the technical field of auxiliary platforms, and particularly relates to a pressure transmitter calibration auxiliary platform.

Background

The pressure transmitter is a sensor which is widely applied to various industrial automatic control environments and relates to various industries such as water conservancy and hydropower, railway traffic, intelligent buildings, production automatic control, aerospace, war industry, petrifaction, oil wells, electric power, ships, machine tools, pipelines and the like.

Chinese patent discloses an auxiliary platform for pressure transmitter calibration (grant publication number is CN213455974U), this patent is through all being equipped with swivel nut and the double-screw bolt that can adjust in the bottom four corners at test platform, because be connected through the bearing between double-screw bolt and the connecting seat, the manual double-screw bolt that rotates of accessible, drive the double-screw bolt and rotate between swivel nut and connecting seat, realize the flexible of double-screw bolt and swivel nut, length is adjusted between double-screw bolt and the double-screw bolt, thereby leveling test platform, but when leveling test platform, need make a round trip to rotate the double-screw bolt in test platform bottom four corners, not only waste time and energy, and because through manual operation, make the accuracy of leveling lower, thereby influence test platform's calibration effect.

To this end, a pressure transmitter calibration auxiliary platform is designed to solve the above problems.

Disclosure of Invention

To solve the problems set forth in the background art described above. The invention provides a pressure transmitter calibration auxiliary platform which can automatically adjust a test platform and has the characteristics of higher leveling accuracy and simpler operation.

In order to achieve the purpose, the invention provides the following technical scheme: a pressure transmitter calibration auxiliary platform comprises a test platform, calibration equipment is fixedly mounted on the upper end face of the test platform, an auxiliary platform is arranged at the bottom of the test platform, a universal connector is arranged between the auxiliary platform and the test platform, the test platform is rotatably connected to the center of the top of the auxiliary platform through the universal connector, a leveling component is arranged inside the auxiliary platform, one end, far away from the auxiliary platform, of the leveling component penetrates through the auxiliary platform to be in contact with the test platform, and reinforcing components are fixedly mounted on two sides of the auxiliary platform;

the leveling component comprises an ejector block, a leveling rod and a floating plate, the ejector block is fixedly installed at the top of the leveling rod, the floating plate is fixedly installed at the other end of the leveling rod, the ejector block is located outside the auxiliary table, a sliding sleeve is sleeved outside the leveling rod, the leveling rod is in sliding connection with the sliding sleeve, and the sliding sleeve is fixedly installed on the upper end face of the auxiliary table.

Preferably, the reinforcing assembly comprises a fixing plate, a sliding plate, a threaded sleeve, a screw rod and a clamping plate, the fixing plate is fixedly arranged on one side of the auxiliary table, a sliding groove is formed in the upper end face of the fixing plate, the sliding plate is slidably connected inside the sliding groove, one side, close to the auxiliary table, of the sliding plate is fixedly connected with the clamping plate, the threaded sleeve is fixedly arranged on the sliding plate, the screw rod is in threaded connection inside the threaded sleeve, a bearing is fixedly arranged on one side of the auxiliary table, and one end, close to the auxiliary table, of the screw rod is rotatably connected inside the bearing.

As the preferable auxiliary platform for calibrating the pressure transmitter, the sliding plate is of an L-shaped structure, and the height of the bent part of the sliding plate is higher than that of the top of the auxiliary platform.

As the preferable preference of the auxiliary calibration platform for the pressure transmitter, the top block is of a spherical structure, the floating plate is of a conical structure, and the size of the top block and the size of the floating plate are both larger than the aperture of the sliding sleeve.

Preferably, as an auxiliary platform for calibrating a pressure transmitter of the present invention, the leveling rod has a hollow structure inside.

Preferably, the sliding sleeve is internally provided with a plurality of balls which are distributed in central symmetry, and the leveling rod is connected inside the sliding sleeve in a rolling manner through the balls.

Preferably, the top and the bottom of the sliding sleeve are both fixedly provided with a sealing ring, and the leveling rod is connected with the sliding sleeve in a sealing manner through the sealing ring.

Preferably, the leveling assemblies are distributed in the auxiliary platform at equal intervals.

Preferably, the auxiliary platform for calibrating the pressure transmitter is a hollow structure, and the inside of the auxiliary platform is filled with liquid.

Preferably, the auxiliary platform for calibrating the pressure transmitter is provided with a non-slip mat adhered and fixed at the bottom of the auxiliary platform, and the lower end surface of the non-slip mat is uneven.

Compared with the prior art, the invention has the beneficial effects that:

1. the auxiliary table and the leveling assemblies which are distributed at equal intervals are arranged at the bottom of the test platform, the leveling assemblies are inserted in the auxiliary table and extend to the top of the auxiliary table, liquid is filled in the auxiliary table, the leveling assemblies float on the top of the liquid, when the test platform inclines, the liquid in the auxiliary table can move towards the inclined end, the liquid in the auxiliary table can be kept in a horizontal state, the leveling assemblies corresponding to the positions are jacked upwards and adjusted along with the horizontal plane of the liquid in the auxiliary table, the leveling assemblies can be kept in the horizontal state, the test table at the top is driven to level, manual adjustment is not needed, labor intensity is relieved, and the problem of measurement errors existing in manual leveling is solved.

2. There is the reinforcement subassembly through the both sides fixed mounting at the auxiliary station, after test platform leveling, the manual screw rod that rotates of accessible, under the combined action of screw thread cover internal thread and spout, the accessible slide drives splint and removes, press from both sides tight fixedly to test platform's both sides until with two splint to consolidate test platform's leveling effect, effectively prevent to place when heavier article on test platform, test platform takes place to rock, influence calibration equipment to pressure transmitter's calibration effect.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection of the auxiliary table, leveling assembly and reinforcing assembly of the present invention;

FIG. 3 is a schematic structural view of a reinforcement assembly of the present invention;

FIG. 4 is a schematic view of the present invention in a horizontal mounting configuration;

FIG. 5 is a schematic view of the present invention in a configuration for placement on an inclined mounting surface;

FIG. 6 is a schematic structural view of a leveling assembly according to the present invention;

fig. 7 is a sectional view of the sliding sleeve according to the present invention.

In the figure:

1. a test platform;

2. calibrating the device;

3. an auxiliary table; 31. a non-slip mat;

4. a leveling assembly; 41. a top block; 42. a leveling rod; 43. a floating plate; 44. a sliding sleeve; 441. a ball bearing; 442. a seal ring;

5. a reinforcement assembly; 51. a fixing plate; 511. a chute; 52. a slide plate; 53. a threaded sleeve; 54. a screw; 55. a splint; 56. a bearing;

6. a universal connector.

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.

As shown in fig. 1;

the utility model provides a pressure transmitter calibration auxiliary platform, includes test platform 1, and test platform 1's up end fixed mounting has calibration equipment 2.

In this embodiment: the test platform 1 and the calibration device 2 are both of the existing structure, the work flow is the same as that of the inspection platform, the manual pressure pump and the rotary table in the Chinese patent with the publication number of CN213455974U, specifically, the rotary table is rotated manually to pressurize the manual pressure pump and calibrate the data of the pressure transmitter, and the test platform 1 is used for providing a bearing surface for the calibration device 2, so that the calibration device 2 and the pressure transmitter to be calibrated can be fixed at the top of the test platform 1.

As shown in fig. 1 and 2;

in combination with the above, the bottom of the test platform 1 is provided with the auxiliary table 3, the universal connector 6 is arranged between the auxiliary table 3 and the test platform 1, and the test platform 1 is rotatably connected to the top center of the auxiliary table 3 through the universal connector 6.

In this embodiment, test platform 1 rotates with auxiliary table 3 through universal connector 6 of its bottom to be connected for test platform 1 can be free rotates at auxiliary table 3's top, when adjusting test platform 1, no matter test platform 1's inclination, all can carry out horizontal adjustment to test platform 1.

It should be noted that: the auxiliary table 3 is of a hollow structure, liquid is filled in the auxiliary table 3, the liquid is in an unfilled state in the auxiliary table 3, and the liquid is oil, so that the auxiliary table 3 is not easy to generate bubbles in the liquid when shaking.

It should be understood that: the bottom bonding of supplementary platform 3 is fixed with slipmat 31, and the lower terminal surface of slipmat 31 is unevenness form, and slipmat 31 can increase 3 bottoms of supplementary platform and place the frictional force between the face for this device is placed more stably, and slipmat 31 is unevenness form, can increase slipmat 31 and place the area of contact between the face, further increases slipmat 31's skid resistance.

As shown in fig. 2, 4 and 5;

in combination with the above, the leveling assemblies 4 are arranged inside the auxiliary table 3, the number of the leveling assemblies 4 is several, and the leveling assemblies 4 are distributed inside the auxiliary table 3 at equal intervals.

In this embodiment, through setting up a plurality of leveling subassembly 4, can increase leveling subassembly 4 to the holding power of test platform 1 to increase the area of contact between auxiliary platform 3 and the test platform 1, make test platform 1 place when 3 tops of auxiliary platform, difficult emergence is rocked, and make and be connected more stably between auxiliary platform 3 and the test platform 1.

It should be noted that: the leveling component 4 comprises a top block 41, a leveling rod 42 and a floating plate 43, the top block 41 is fixedly arranged at the top of the leveling rod 42, the floating plate 43 is fixedly arranged at the other end of the leveling rod 42, the top block 41 is positioned outside the auxiliary table 3, a sliding sleeve 44 is sleeved outside the leveling rod 42, the leveling rod 42 is in sliding connection with the sliding sleeve 44, the sliding sleeve 44 is fixedly arranged on the upper end surface of the auxiliary table 3, the leveling rod 42 floats on the liquid level surface inside the auxiliary table 3 through the floating plate 43 and tightly supports the top of the test platform 1 through the top block 41, when the device is placed on an inclined surface, the liquid inside the auxiliary table 3 moves towards the inclined end, so that the liquid inside the auxiliary table 3 can maintain a horizontal state, and the leveling component 4 corresponding to the position is upwards jacked, so that the leveling component 4 at the inclined part inside the auxiliary table 3 moves upwards, and the liquid level in the auxiliary table 3 is adjusted, so that the leveling assemblies 4 can be kept in a horizontal state, the test platform 1 at the tops of the leveling assemblies 4 is driven to level, manual adjustment is not needed, the labor intensity is reduced, and the problem of measurement errors in manual leveling is solved.

It should be understood that: the top block 41 is in a spherical structure, the floating plate 43 is in a conical structure, the sizes of the top block 41 and the floating plate 43 are both larger than the aperture of the sliding sleeve 44, the top block 41 is in a spherical structure, the contact area between the top block 41 and the test platform 1 can be reduced, so that when the top block 41 is moved upwards, and slides with the test platform 1, so that the friction force between the top block 41 and the test platform 1 is small, the abrasion between the top block 41 and the test platform 1 is not easy, and the conical structure of the floating plate 43, the contact area between the floating plate 43 and the liquid can be increased, so that the floating plate 43 is subjected to larger buoyancy, meanwhile, the floating plate 43 and the jacking block 41 can be used for limiting the moving position of the leveling rod 42 and preventing the leveling rod 42 from extending out of the sliding sleeve 44, the leveling rod 42 is of a hollow structure, the weight of the leveling rod 42 is reduced, the weight of the leveling component 4 is reduced, and the buoyancy force borne by the leveling component 4 is increased.

As shown in fig. 6 and 7;

in combination with the above, the sealing rings 442 are fixedly installed on the top and the bottom of the sliding sleeve 44, and the leveling rod 42 is connected with the sliding sleeve 44 through the sealing rings 442 in a sealing manner.

In this embodiment, the sealing ring 442 may seal between the sliding sleeve 44 and the leveling rod 42, so as to prevent the liquid inside the auxiliary table 3 from overflowing from the connection between the sliding sleeve 44 and the leveling rod 42, thereby improving the sealing performance of the auxiliary table 3.

It should be noted that: the inside of sliding sleeve 44 is equipped with a plurality of ball 441 that are central symmetry and distribute, and leveling rod 42 passes through ball 441 roll connection in the inside of sliding sleeve 44, and ball 441 can reduce the frictional force between sliding sleeve 44 and leveling rod 42 for leveling rod 42 can roll in the inside of sliding sleeve 44, makes leveling rod 42's removal more convenient, prevents that sliding sleeve 44 and sealing washer 442 from causing leveling rod 42's removal inconvenient, influences leveling rod 42's leveling operation.

As shown in fig. 2 and 3:

with the above, the reinforcing component 5 is fixedly mounted on both sides of the auxiliary table 3, the reinforcing component 5 includes a fixing plate 51, a sliding plate 52, a threaded sleeve 53, a screw 54 and a clamping plate 55, the fixing plate 51 is fixedly mounted on one side of the auxiliary table 3, one side of the sliding plate 52 close to the auxiliary table 3 is fixedly connected with the clamping plate 55, the threaded sleeve 53 is fixedly mounted on the sliding plate 52, the screw 54 is connected to the inner thread of the threaded sleeve 53, a bearing 56 is fixedly mounted on one side of the auxiliary table 3, and one end of the screw 54 close to the auxiliary table 3 is rotatably connected to the inside of the bearing 56.

In this embodiment, after the leveling of the test platform 1 is finished, the test platform 1 is in a horizontal state, and then the screw 54 can be manually rotated, the screw 54 is made to rotate on the side of the auxiliary table 3 by the bearing 56, the screw 54 rotates inside the threaded sleeve 53, under the action of the internal thread of the threaded sleeve 53 and the guiding action of the sliding slot 511, the sliding plate 52 can be driven to slide on the top of the fixed plate 51, because the sliding plate 52 is fixedly connected with the clamping plate 55, the sliding plate 52 can drive the clamping plate 55 to move towards the direction of the test platform 1 until the two clamping plates 55 respectively clamp and fix the two sides of the test platform 1, thereby reinforcing the test platform 1, effectively preventing the heavy articles from being placed on the test platform 1, the test platform 1 shakes to influence the calibration effect of the calibration equipment 2 on the pressure transmitter.

It should be noted that: the upper end surface of the fixed plate 51 is provided with a sliding groove 511, the sliding plate 52 is slidably connected inside the sliding groove 511, and the sliding groove 511 is used for connecting the sliding plate 52 and the fixed plate 51, so that the sliding plate 52 can be slidably connected on the upper end surface of the fixed plate 51 through the sliding groove 511, and the moving direction of the clamping plate 55 can be limited.

It should be understood that: the sliding plate 52 is of an L-shaped structure, the bending part of the sliding plate 52 is higher than the top of the auxiliary table 3, after the test platform 1 and the auxiliary table 3 are leveled, as the test platform 1 and the auxiliary table 3 are in an inclined state, when the clamping plate 55 clamps the test platform 1, the clamping plate 55 can pass through the top of the auxiliary table 3 through the sliding plate 52 to be clamped with the test platform 1, so that the test platform 1 after being leveled is prevented from displacing, and the clamping and fixing effects of the clamping plate 55 on the test platform 1 are influenced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.