阅读说明：本技术 一种膜式燃气表的机芯检测系统 (Core detecting system of diaphragm type gas table ) 是由 吴庆卫 吴高翔 于 2021-03-10 设计创作，主要内容包括：本申请涉及一种膜式燃气表的机芯检测系统,涉及膜式燃气表生产技术领域,其包括机架,机架上设置有承接板,燃气表放置在承接板上；机架位于承接板的上侧架设有升降气缸,升降气缸的活塞杆朝向承接板,升降气缸活塞杆的一端设置转动电机,转动电机的输出轴与燃气表上的传动件插接；升降气缸上设置有光电采样机,光电采样机与升降气缸可拆卸固定,光电采样机上设置有发光二极管,发光二极管与光电采样电连接,且发光二极管朝向承接板；机架上固定安装有分析仪,分析仪与光电采样机电连接。本申请有助于提升测量燃气表机芯误差曲线时,燃气表安装的便捷性,提升检测效率,适合生产流水线检测使用的效果。(The application relates to a movement detection system of a diaphragm gas meter, which relates to the technical field of diaphragm gas meter production and comprises a rack, wherein a bearing plate is arranged on the rack, and the gas meter is placed on the bearing plate; a lifting cylinder is erected on the upper side of the bearing plate of the rack, a piston rod of the lifting cylinder faces the bearing plate, a rotating motor is arranged at one end of a piston rod of the lifting cylinder, and an output shaft of the rotating motor is inserted into a transmission part on the gas meter; the lifting cylinder is provided with a photoelectric sampling machine, the photoelectric sampling machine and the lifting cylinder are detachably fixed, the photoelectric sampling machine is provided with a light emitting diode, the light emitting diode is electrically connected with the photoelectric sampling machine, and the light emitting diode faces to the bearing plate; an analyzer is fixedly arranged on the rack and is electrically connected with the photoelectric sampling machine. When this application helps promoting the measurement gas table core error curve, the convenience of gas table installation promotes detection efficiency, is fit for the production water line and detects the effect of use.)

1. The utility model provides a core detecting system of diaphragm type gas table, includes frame (1), its characterized in that: the machine frame (1) is provided with a bearing plate (2), and the gas meter is placed on the bearing plate (2); a lifting cylinder (42) is erected on the upper side of the bearing plate (2) of the rack (1), a piston rod of the lifting cylinder (42) faces the bearing plate (2), a rotating motor (43) is arranged at one end of a piston rod of the lifting cylinder (42), and an output shaft of the rotating motor (43) is inserted into a transmission piece on the gas meter; the photoelectric sampling machine (6) is arranged on the lifting cylinder (42), the photoelectric sampling machine (6) and the lifting cylinder (42) are detachably fixed, a light-emitting diode (63) is arranged on the photoelectric sampling machine (6), the light-emitting diode (63) is electrically connected with the photoelectric sampling machine, and the light-emitting diode (63) faces the bearing plate (2); an analyzer (7) is fixedly installed on the rack (1), and the analyzer (7) is electrically connected with the photoelectric sampling machine (6).

2. The movement detection system of a membrane gas meter according to claim 1, characterized in that: the support device is characterized in that a support air cylinder (32) is arranged on the frame (1), a cylinder body of the support air cylinder (32) is erected on the frame (1), the support air cylinder (32) is provided with a plurality of parts on the frame (1), the support air cylinder (32) is arranged on the frame (1) in a pairwise opposite mode, and piston rods of the support air cylinder (32) which are arranged in a pairwise opposite mode face the bearing plate (2).

3. The movement detection system of a membrane gas meter according to claim 1, characterized in that: the bearing plate (2) is provided with a limiting rod (22), the limiting rod (22) is horizontally arranged, and the central line of the limiting rod (22) is perpendicular to and intersected with the axis of the output shaft of the rotating motor (43).

4. The movement detection system of a membrane gas meter according to claim 3, characterized in that: one side that gas table was put into is kept away from in gag lever post (22) is provided with baffle (23), the one end and gag lever post (22) of baffle (23) are fixed, and the other end extends to the one side that is close to the rotating cylinder.

5. The movement detection system of a membrane gas meter according to claim 1, characterized in that: an inserting rod (431) is arranged on an output shaft of the rotating motor (43), and the length direction of the inserting rod (431) is perpendicular to and intersected with the axial direction of the output shaft of the rotating motor (43).

6. The movement detection system of a membrane gas meter according to claim 1, characterized in that: an indicator light is arranged on the analyzer (7), and the indicator light is electrically connected with the analyzer (7).

Technical Field

The application relates to the technical field of diaphragm type gas meter production, in particular to a movement detection system of a diaphragm type gas meter.

Background

At present, the working principle of the diaphragm gas meter is as follows: the gas meter uses the pressure difference of gas in the flowing process of gas in meter body as power, and the distribution of gas flow direction is controlled by the relative position of valve seat and valve cover. The diaphragm capsule of the gas meter consists of two gas measuring chambers which are the same on the left and the right, and each gas measuring chamber is divided into two same small measuring chambers by a soft diaphragm. When distributed gas enters four small metering chambers in sequence, the leather diaphragm is pushed to swing freely, the movement of the leather diaphragm component drives the connecting rod mechanism through the rocker and enables the valve cover to rotate so as to control each metering chamber to inflate and exhaust in sequence, the gas meter is enabled to move in a continuous cycle, meanwhile, the eccentric rotating gear of the connecting rod mechanism drives the mechanical one-way counter to count through the transmission of the gear, and finally, the exhaust amount of the gas meter is displayed through the counter.

The related technology comprises a transmission shaft extending into a sealed and isolated counting cavity and a transmission gear assembled on the output end of the transmission shaft, wherein the sealed and isolated counting cavity also comprises a photoelectric switch consisting of an emitting terminal and a receiving terminal which are electrically connected, a microprocessor, a light-emitting diode, a power supply and a resistor for limiting the current of the photoelectric switch and the light-emitting diode, the photoelectric switch is powered by the power supply, the output signal of the photoelectric switch is transmitted to the microprocessor for processing, the light-emitting diode is controlled by the microprocessor to be turned on and off, a plurality of through holes are uniformly formed in the radial surface of the transmission gear with the same radius, the emitting terminal and the receiving terminal of the photoelectric switch are respectively and correspondingly positioned on two sides of the through holes, and the radial surface of the transmission gear and the through holes on the.

For the related technologies, the inventor thinks that when there is an error curve of the movement of the gas meter to be measured, the detection structure needs to be installed on the gas meter to be detected, and the detection structure needs to be dismantled after the detection is completed, so that the gas meter is not suitable for the detection of a production line.

Disclosure of Invention

In order to improve when measuring gas table core error curve, need to detect the structure and install on the gas table of being examined, still need detect the problem that the structure demolishd after detecting the completion, this application provides a core detecting system of diaphragm type gas table.

The application provides a core detecting system of membrane type gas table adopts following technical scheme:

a movement detection system of a membrane type gas meter comprises a rack, wherein a bearing plate is arranged on the rack, and the gas meter is placed on the bearing plate; a lifting cylinder is erected on the upper side of the bearing plate of the rack, a piston rod of the lifting cylinder faces the bearing plate, a rotating motor is arranged at one end of a piston rod of the lifting cylinder, and an output shaft of the rotating motor is inserted into a transmission part on the gas meter; the photoelectric sampling machine is arranged on the lifting cylinder, the photoelectric sampling machine and the lifting cylinder are detachably fixed, a light-emitting diode is arranged on the photoelectric sampling machine, the light-emitting diode is electrically connected with the photoelectric sampling machine, and the light-emitting diode faces to the bearing plate; an analyzer is fixedly mounted on the rack and electrically connected with the photoelectric sampling machine.

Optionally, a tight-supporting cylinder is arranged on the frame, a cylinder body of the tight-supporting cylinder is erected on the frame, the tight-supporting cylinder is provided with a plurality of cylinders on the frame, the tight-supporting cylinders are arranged on the frame in a pairwise opposite manner, and piston rods of the tight-supporting cylinders arranged in an opposite manner face the bearing plate.

Optionally, a limiting rod is arranged on the bearing plate, the limiting rod is horizontally arranged, and the central line of the limiting rod is perpendicular to and intersected with the axis of the output shaft of the rotating motor.

Optionally, a baffle is arranged on one side, away from the gas meter, of the limiting rod, one end of the baffle is fixed to the limiting rod, and the other end of the baffle extends towards one side close to the rotating cylinder.

Optionally, an insertion rod is arranged on the output shaft of the rotating motor, and the length direction of the insertion rod is perpendicular to and intersected with the axis direction of the output shaft of the rotating motor.

Optionally, an indicator light is arranged on the analyzer, and the indicator light is electrically connected with the analyzer.

To sum up, this application includes following at least one membrane type gas table's core detecting system beneficial technological effect:

1. through placing the gas table on accepting the board, then lift cylinder drive rotates the motor and descends, the output shaft that rotates the motor is pegged graft with the driving medium on the gas table, it rotates to rotate the driving medium that the motor drove on the gas table, emitting diode on the photoelectric sampling machine collects the rotation data of gas table afterwards, data gets into the analysis through the photoelectric sampling machine and carries out the analysis, after the analysis is accomplished, take off the gas table from accepting the board, when helping promoting measurement gas table core error curve, the convenience of gas table installation, promote detection efficiency, be fit for the production water line and detect the use.

Drawings

Fig. 1 is a schematic view of an overall structure of a movement detection system mainly embodying a membrane gas meter in this embodiment;

fig. 2 is an enlarged view of a portion a of fig. 1.

Reference numerals: 1. a frame; 2. a bearing plate; 21. a first fixing bolt; 22. a limiting rod; 23. a baffle plate; 3. a support plate; 31. a support leg; 32. tightly abutting against the air cylinder; 33. a rubber pad; 4. a vertical plate; 41. a transverse plate; 42. a lifting cylinder; 43. rotating the motor; 431. inserting a rod; 432. a guide ramp; 5. a first fixing plate; 51. a second fixing plate; 52. a second fixing bolt; 6. a photoelectric sampling machine; 61. an ear plate; 62. a third fixing bolt; 621. a nut; 63. a light emitting diode; 7. an analyzer; 71. and (4) conducting wires.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses core detecting system of membrane type gas table.

Referring to fig. 1, a core detection system of a membrane type gas meter includes a frame 1, the whole frame 1 is rectangular, and the height direction of the frame 1 is vertical. The upper side of the vertical direction of the frame 1 is provided with a bearing plate 2, the whole bearing plate 2 is in a rectangular plate shape, the length direction of the bearing plate 2 is horizontally arranged, and the length direction of the bearing plate 2 is the same as the length direction of the frame 1. The bearing plate 2 is provided with first fixing bolts 21, the first fixing bolts 21 are located at four corners of the bearing plate 2, screws of the four first fixing bolts 21 penetrate through the bearing plate 2, and one ends of the four first fixing bolts 21 penetrating through the bearing plate 2 are connected with the rack 1 through threads. So that the stability of the receiving plate 2 is improved.

Referring to fig. 1, the receiving plate 2 is provided with a limiting rod 22, the limiting rod 22 is a rectangular rod, the length direction of the limiting rod 22 is the same as the length direction of the receiving plate 2, two ends of the limiting rod 22 in the length direction are flush with two ends of the receiving plate 2 in the length direction, and one end of the limiting rod 22 in the thickness direction is fixed to the receiving plate 2.

Referring to fig. 1, a baffle 23 is disposed at one end of the carrying rod in the length direction, the baffle 23 is rectangular plate-shaped as a whole, one end of the baffle 23 in the width direction is integrally formed with the limiting rod 22, and the other end extends to one side away from the rack 1. So that the accuracy of the position of the gas meter on the bearing plate 2 is improved.

Referring to fig. 1, frame 1 is located and all is provided with backup pad 3 in the both sides of accepting 2 width directions of board, and the whole of two backup pads 3 all is rectangular plate-like, and the downside of two backup pads 3 all is provided with landing leg 31, and landing leg 31 is wholly cylindric, and landing leg 31's one end and backup pad 3 integrated into one piece, the other end and frame 1 integrated into one piece, landing leg 31 respectively with be located four corners that correspond backup pad 3.

Referring to fig. 1, two supporting plates 3 are provided with two abutting cylinders 32, two cylinder bodies abutting against the abutting cylinders 32 are detachably fixed on the corresponding supporting plates 3, two piston rods abutting against the abutting cylinders 32 are oppositely arranged, and the axial directions of the piston rods of the two abutting cylinders 32 are perpendicular to the length direction of the limiting rod 22. Therefore, the stability of the gas meter on the bearing plate 2 is improved.

Referring to fig. 1, rubber pads 33 are disposed at the ends of the two abutting cylinders 32 close to each other, and one ends of the two rubber pads 33 in the thickness direction are glued to the piston rods of the corresponding abutting cylinders 32. So as to prevent the piston rod abutting against the air cylinder 32 from damaging the gas meter.

Referring to fig. 1, a vertical plate 4 is arranged on one side, close to a baffle 23, of the length direction of a machine frame 1, the vertical plate 4 is integrally rectangular plate-shaped, one end of the vertical plate 4 in the length direction is integrally formed with the machine frame 1, and the other end of the vertical plate extends to one side away from the machine frame 1. The transverse plate 41 is arranged at one end, away from the rack 1, of the vertical plate 4 in the length direction, the transverse plate 41 is integrally rectangular plate-shaped, the length direction of the transverse plate 41 is the same as the width direction of the vertical plate 4, one end of the transverse plate 41 in the width direction is integrally formed with the vertical plate 4, and the other end of the transverse plate 41 extends to one side, away from the vertical plate 4, in the horizontal direction.

Referring to fig. 1, a lifting cylinder 42 is disposed at a lower side of the transverse plate 41, the lifting cylinder 42 is disposed vertically, a piston rod of the lifting cylinder 42 faces the receiving plate 2, and a cylinder body of the lifting cylinder 42 is detachably fixed to a side of the transverse plate 41 close to the receiving plate 2. One end of the piston rod of the lifting cylinder 42 is provided with a rotating motor 43, the output shaft of the rotating motor 43 faces the bearing plate 2, and the rotating motor 43 and the piston rod of the lifting cylinder 42 are detachably mounted. Therefore, the automation length when the gas meter error curve is measured is improved.

Referring to fig. 1 and 2, an insertion rod 431 is provided at one end of the output shaft of the rotating motor 43, the insertion rod 431 has a rectangular plate shape as a whole, and one insertion rod 431 is provided at each of opposite sides of the output shaft of the rotating motor 43. The length direction of the two insertion rods 431 is one end of the rotation motor 43 and the other end extends to the side away from each other. Guide inclined surfaces 432 are formed on both sides of the plug 431 in the width direction, which are close to the receiving plate 2, and the guide inclined surfaces 432 are inclined upward from the inner side of the plug 431 to the outer side of the plug 431. So that the stability of the fit between the output shaft of the rotating motor 43 and the gas meter is improved.

Referring to fig. 1 and 2, the lifting cylinder 42 is provided with a first fixing plate 5 and a second fixing plate 51, the first fixing plate 5 and the second fixing plate 51 are both rectangular plate-shaped, the length direction of the first fixing plate 5 is vertical, the length direction of the second fixing plate 51 is horizontal, and the ends of the first fixing plate 5 and the second fixing plate 51 close to each other in the length direction are integrally formed. The first fixing plate 5 is provided with two second fixing bolts 52, the two second fixing bolts 52 are arranged at intervals along the width direction of the first fixing plate 5, the screws of the two second fixing bolts 52 penetrate through the first fixing plate 5, and one ends of the two second fixing bolts 52 penetrating through the first fixing plate 5 are in threaded connection with the lifting cylinder 42.

Referring to fig. 1 and 2, the second fixing plate 51 is provided with the photoelectric sampling machine 6, the two sides of the photoelectric sampling machine 6 are provided with the ear plates 61, one end of each ear plate 61 is integrally formed with the photoelectric sampling machine 6, and the other end extends to the side far away from the photoelectric sampling machine 6. All be provided with third fixing bolt 62 on two otic placodes 61, the screw rod of two third fixing bolt 62 all passes otic placode 61 and second fixed plate 51 in proper order, and the one end that two third fixing bolt 62 passed second fixed plate 51 all is provided with nut 621, and the one end of two nuts 621 all with correspond third fixing bolt 62 threaded connection, and the one end of two nuts 621 all supports tight second fixed plate 51. So that the accuracy of the error curve is improved.

Referring to fig. 2, the lower side of the photoelectric sampling machine 6 is provided with a light emitting diode 63, the light emitting diode 63 is electrically connected with the photoelectric sampling machine 6, and the light emitting diode 63 faces the bearing plate 2.

Referring to fig. 1, an analyzer 7 is detachably arranged on one side of the transverse plate 41, which is far away from the receiving plate 2, a lead 71 is arranged between the analyzer 7 and the photoelectric sampling machine 6, and the lead 71 is connected with the analyzer 7 and the photodiode.

The implementation principle of the movement detection system of the membrane type gas meter in the embodiment of the application is as follows: in the application, the staff places the gas table on accepting board 2 through gag lever post 22, and the gas table is contradicted with baffle 23, and the piston rod that simultaneously supports tight cylinder 32 supports the gas table tightly, and lift cylinder 42 drive rotation motor 43 descends afterwards, and the inserted bar 431 on the rotation motor 43 output shaft and the driving medium joint on the gas table, later rotate motor 43 and drive the gas table and rotate, and the error curve of photoelectricity sampling machine 6 gas table is measured, carries out the analysis through analysis appearance 7 at last.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.