CN219455381U - Anti-blocking pressure transmitter - Google Patents

Abstract

The utility model belongs to the technical field of transmitters, in particular to an anti-blocking pressure transmitter, which comprises a transmitter main body, wherein a fixed disc is fixedly connected to the bottom end of the transmitter main body, the inside of the transmitter main body is communicated with the fixed disc, the bottom end of the fixed disc is fixedly connected with a limiting pipe, and the bottom end of the fixed disc is provided with an overhaul mechanism; the overhaul mechanism comprises a conveying pipe, and the conveying pipe is sleeved outside the limiting pipe; through the structural design of maintenance mechanism and block subassembly, realized the atress pole break away from the block of changer main part with the conveyer pipe, rotate the extrusion pole again and let the sheet rubber conflict with the connecting pipe, prevent the inside function that circulates of connecting bench, solved among the prior art because the amplifier is amplified current variation, lead to the inside condition of jam that appears of changer main part, current anti-blocking method adopts periodic inspection changer main part inside condition, and this method is comparatively troublesome problem, has improved the efficiency of maintenance changer main part.

Description

Anti-blocking pressure transmitter

Technical Field

The utility model belongs to the technical field of transmitters, and particularly relates to an anti-blocking pressure transmitter.

Background

The pressure transmitter is a device for converting pressure into pneumatic signals or electric signals for control and remote transmission, and can convert physical pressure parameters of gas, liquid and the like sensed by the load cell sensor into standard electric signals for supplying to secondary instruments such as an indication alarm instrument, a recorder, a regulator and the like for measurement, indication and process adjustment.

The existing pressure transmitter mostly comprises a piezoresistor, an amplifier and a pressure detector, wherein the piezoresistor generates resistance change after receiving pressure, the current change is amplified by the amplifier, standard pressure calibration is used, and the operation control of the system is realized through the pressure detector.

In the prior art, the current change is amplified by an amplifier, so that the inside of the transmitter is blocked, and the existing anti-blocking method adopts a method for periodically checking the inside of a transmitter conveying pipe, so that the method is troublesome; accordingly, an anti-blocking pressure transmitter is proposed for the above problems.

Disclosure of Invention

In order to make up the defects of the prior art, solve the problem that the current change is amplified by an amplifier to cause the internal blocking of a transmitter in the prior art, the prior anti-blocking method adopts to periodically check the internal condition of a transmitter conveying pipe, and the method is more troublesome, and the anti-blocking pressure transmitter is provided.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to an anti-blocking pressure transmitter, which comprises a transmitter main body, wherein the bottom end of the transmitter main body is fixedly connected with a fixed disc;

the maintenance mechanism comprises a conveying pipe, the conveying pipe is sleeved outside a limiting pipe, the bottom end of a fixed disc is provided with a clamping assembly, the clamping assembly comprises a fixed table, the fixed table is fixedly connected to the bottom end of the fixed disc, a spring is arranged inside the fixed table, one end of a sliding plate is fixedly connected to one end of the spring, which is far away from the sliding plate, is fixedly connected to the inner wall of the fixed table, one end of the sliding plate, which is far away from the spring, is fixedly connected with a clamping block, the clamping block is abutted against the conveying pipe, a stress rod is sleeved inside the spring, one end of the stress rod is fixedly connected with the sliding plate, and the other end of the stress rod penetrates through the fixed table and extends to the outer side of the fixed table.

Preferably, the stress rod penetrates through one end of the fixed table, one end of the holding disc is fixedly connected with the end, the limiting rod is arranged inside the fixed table, two ends of the limiting rod are fixedly connected to the inner wall of the fixed table, and the limiting rod penetrates through the sliding plate.

Preferably, the clamping components are provided with two groups, and the two groups of clamping components are symmetrically distributed at the bottom end of the fixed disc.

Preferably, the other end fixedly connected with connection platform of conveyer pipe, the conveyer pipe link up with connection platform inside mutually, the connection platform inside is provided with the extrusion pole, extrusion pole and connection platform threaded connection.

Preferably, the extruding rod bottom fixedly connected with sheet rubber, the sheet rubber is the rubber material, the sheet rubber is inconsistent with the connecting pipe, the external screw thread has been seted up to the connecting pipe bottom.

Preferably, the top end of the extrusion rod is fixedly connected with a transmission disc, and four groups of baffles are fixedly connected to the outer side of the transmission disc.

The utility model has the beneficial effects that:

the utility model provides an anti-blocking pressure transmitter, which is characterized in that the transmitter main body is separated from the clamping of a conveying pipe by a stress rod through the structural design of an overhaul mechanism and a clamping assembly, and then the rubber sheet is abutted against a connecting pipe by rotating an extrusion rod, so that the function of preventing the inside of the connecting table from flowing is achieved, the problem that the inside of the transmitter main body is blocked due to the fact that the current change is amplified by an amplifier in the prior art is solved, the existing anti-blocking method adopts the regular inspection of the inside condition of the transmitter main body, and the method is more troublesome, so that the efficiency of overhauling the transmitter main body is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is an overall perspective view of the present utility model;

FIG. 2 is a perspective view of a first cross section of the present utility model;

FIG. 3 is a perspective view of a first portion of the present utility model;

FIG. 4 is a perspective view of a second portion of the present utility model;

FIG. 5 is a perspective view of a second cross-section of the present utility model;

legend description:

1. a transmitter body; 2. a fixed plate; 3. a limiting tube; 4. a delivery tube; 5. a fixed table; 6. a spring; 7. a sliding plate; 8. a clamping block; 9. a force-bearing rod; 10. a holding disk; 11. a limit rod; 12. a connection station; 13. an extrusion rod; 14. a rubber sheet; 15. a connecting pipe; 16. a drive plate; 17. and a baffle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Specific examples are given below.

Referring to fig. 1-5, the utility model provides an anti-blocking pressure transmitter, which comprises a transmitter main body 1, wherein a fixed disc 2 is fixedly connected to the bottom end of the transmitter main body 1, the inside of the transmitter main body 1 is communicated with the fixed disc 2, a limiting pipe 3 is fixedly connected to the bottom end of the fixed disc 2, and an overhaul mechanism is arranged at the bottom end of the fixed disc 2;

the overhauling mechanism comprises a conveying pipe 4, the conveying pipe 4 is sleeved outside a limiting pipe 3, a clamping assembly is arranged at the bottom end of a fixed disc 2 and comprises a fixed table 5, the fixed table 5 is fixedly connected to the bottom end of the fixed disc 2, a spring 6 is arranged inside the fixed table 5, one end of the spring 6 is fixedly connected with one end of a sliding plate 7, one end of the spring 6, which is far away from the sliding plate 7, is fixedly connected to the inner wall of the fixed table 5, one end of the sliding plate 7, which is far away from the spring 6, is fixedly connected with a clamping block 8, the clamping block 8 is in contact with the conveying pipe 4, a stress rod 9 is sleeved inside the spring 6, one end of the stress rod 9 is fixedly connected with the sliding plate 7, and the other end of the stress rod 9 penetrates through the fixed table 5 and extends to the outer side of the fixed table 5;

during operation, through the structural design of maintenance mechanism and block subassembly, realized that atress pole 9 breaks away from the block with conveyer pipe 4 with transmitter main part 1, it is contradicted with connecting pipe 15 to rotate extrusion pole 13 again, prevent the inside function that circulates of connecting bench 12, the condition that because the amplifier is amplified current variation in prior art has been solved, lead to the inside jam that appears of transmitter main part 1, current anti-blocking method adopts the inside condition of periodic inspection transmitter main part 1, and this method is comparatively troublesome problem, the efficiency of maintenance transmitter main part 1 has been improved, fixed disk 2 and spacing pipe 3 of transmitter main part 1 bottom can quota and conveyer pipe 4 use, when fixed to transmitter main part 1, fixture block 8 block conveyer pipe 4 can, during the maintenance, pulling atress pole 9, atress pole 9 drives slide plate 7 and moves, spring 6 takes place deformation this moment, slide plate 7 moves and drives fixture block 8 and move and break away from the block with conveyer pipe 4, can establish spacing pipe 3 inside conveyer pipe 4 after the maintenance, loose hand spring 6 takes place to promote slide plate 7 and move the fixed clamp block 4 and take place the deformation of conveyer pipe 4.

Further, as shown in fig. 3 and fig. 4, the stress rod 9 penetrates through one end of the fixed table 5 and is fixedly connected with one end of the holding disc 10, a limit rod 11 is arranged inside the fixed table 5, two ends of the limit rod 11 are fixedly connected to the inner wall of the fixed table 5, and the limit rod 11 penetrates through the sliding plate 7.

During operation, the setting of holding disk 10 can be more convenient when the staff pulls atress pole 9, prevents the phenomenon of unhooking, and the setting of gag lever post 11 can play spacing effect to sliding plate 7, lets sliding plate 7 more steady at the in-process of removal, prevents the condition that rocks.

Further, as shown in fig. 3, the two sets of clamping components are disposed at the bottom end of the fixed disc 2, and the two sets of clamping components are symmetrically distributed.

During operation, the clamping assembly is provided with two groups of clamping assemblies, the two ends of the conveying pipe 4 can be limited, and the fixing effect is better.

Further, as shown in fig. 2, the other end of the conveying pipe 4 is fixedly connected with a connecting table 12, the conveying pipe 4 is communicated with the inside of the connecting table 12, an extrusion rod 13 is arranged in the connecting table 12, and the extrusion rod 13 is in threaded connection with the connecting table 12.

In operation, the arrangement of the connection table 12 provides an installation space for the internal devices, and the extrusion rod 13 is highly movable when rotated in different directions due to the threaded connection of the connection table 12 when the extrusion rod 13 is rotated.

Further, as shown in fig. 5, the bottom end of the extrusion rod 13 is fixedly connected with a rubber sheet 14, the rubber sheet 14 is made of rubber, the rubber sheet 14 is in contact with the connecting pipe 15, and an external thread is provided at the bottom end of the connecting pipe 15.

When in operation, the extrusion rod 13 drives the rubber sheet 14 to move in the moving process, and the rubber sheet 14 is abutted against the top end of the connecting pipe 15 when moving, so that the gas in the connecting pipe 15 is blocked.

Further, as shown in fig. 2, the top end of the extrusion rod 13 is fixedly connected with a driving disc 16, and four groups of baffles 17 are fixedly connected to the outer side of the driving disc 16.

In operation, the driving disc 16 can drive the extrusion rod 13 to rotate, and the baffle 17 can facilitate the rotation of the driving disc 16.

Working principle: through the structural design of the overhauling mechanism and the clamping assembly, the stress rod 9 is used for separating the transmitter main body 1 from the clamping of the conveying pipe 4, then the extrusion rod 13 is rotated to enable the rubber sheet 14 to be in contact with the connecting pipe 15, so that the internal circulation of the connecting table 12 is prevented, the problem that the current change is amplified by the amplifier to cause the internal blocking of the transmitter main body 1 in the prior art is solved, the existing anti-blocking method is used for regularly checking the internal condition of the transmitter main body 1, the method is troublesome, the efficiency of overhauling the transmitter main body 1 is improved, the fixed disc 2 and the limiting pipe 3 at the bottom end of the transmitter main body 1 can be used for quota and conveying pipe 4, the clamping block 8 is used for clamping the conveying pipe 4 when the transmitter main body 1 is fixed, the stress rod 9 is pulled, the sliding plate 7 is driven to move by the stress rod 9, and the spring 6 is deformed at the moment during overhauling, the sliding plate 7 moves to drive the clamping block 8 to move and separate from the clamping of the conveying pipe 4, the transmitter main body 1 can be overhauled, the limiting pipe 3 is sleeved inside the conveying pipe 4 after the overhauling is finished, the loosening spring 6 deforms to push the sliding plate 7 to move, the sliding plate 7 moves to push the clamping block 8 to move and clamp the bottom end of the conveying pipe 4 to finish fixing, the setting of the holding disc 10 is more convenient when a worker pulls the stressed rod 9 to prevent the phenomenon of hand separation, the setting of the limiting rod 11 can play a limiting role on the sliding plate 7, the sliding plate 7 is more stable in the moving process to prevent the shaking condition, the device arranged inside the connecting table 12 provides an installation space, the extruding rod 13 moves highly when rotating towards different directions due to the threaded connection of the connecting table 12, the extruding rod 13 drives the rubber sheet 14 to move in the moving process, the rubber sheet 14 is abutted against the top end of the connecting pipe 15 when moving, so that the gas in the connecting pipe 15 is blocked, the driving disc 16 can drive the extrusion rod 13 to rotate, and the baffle 17 can enable the driving disc 16 to rotate more conveniently.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. The utility model provides an anti-blocking pressure transmitter, includes transmitter main part (1), transmitter main part (1) bottom fixedly connected with fixed disk (2), inside and fixed disk (2) of transmitter main part (1) link up its characterized in that mutually: the bottom end of the fixed disc (2) is fixedly connected with a limiting pipe (3), and the bottom end of the fixed disc (2) is provided with an overhaul mechanism;

the maintenance mechanism comprises a conveying pipe (4), the conveying pipe (4) is sleeved outside a limiting pipe (3), a clamping assembly is arranged at the bottom end of a fixed disc (2), the clamping assembly comprises a fixed table (5), the fixed table (5) is fixedly connected to the bottom end of the fixed disc (2), a spring (6) is arranged inside the fixed table (5), one end of the spring (6) is fixedly connected with one end of a sliding plate (7), one end of the spring (6) is fixedly connected to the inner wall of the fixed table (5), one end of the sliding plate (7) is fixedly connected with a clamping block (8), which is opposite to the spring (6), of the sliding plate (7), the clamping block (8) is opposite to the conveying pipe (4), a stress rod (9) is sleeved inside the spring (6), one end of the stress rod (9) is fixedly connected to the sliding plate (7), and the other end of the stress rod (9) penetrates through the fixed table (5) and extends to the outer side of the fixed table (5).

2. The anti-blocking pressure transmitter of claim 1, wherein: the utility model discloses a fixed bench, including fixed bench (5) and limiting rod (11), atress pole (9) runs through the one end fixedly connected with holding disk (10) of fixed bench (5), the inside gag lever post (11) that is provided with of fixed bench (5), both ends of gag lever post (11) are all fixed connection on fixed bench (5) inner wall, gag lever post (11) run through sliding plate (7).

3. The anti-blocking pressure transmitter of claim 2, wherein: the clamping components are arranged in two groups, and the two groups of clamping components are symmetrically distributed at the bottom end of the fixed disc (2).

4. The anti-fouling pressure transmitter of claim 3 wherein: the other end fixedly connected with connection platform (12) of conveyer pipe (4), conveyer pipe (4) link up with connection platform (12) inside, connection platform (12) inside is provided with extrusion pole (13), extrusion pole (13) and connection platform (12) threaded connection.

5. The anti-fouling pressure transmitter of claim 4 wherein: the extrusion rod is characterized in that a rubber sheet (14) is fixedly connected to the bottom end of the extrusion rod (13), the rubber sheet (14) is made of rubber, the rubber sheet (14) is abutted to a connecting pipe (15), and external threads are formed in the bottom end of the connecting pipe (15).

6. The anti-fouling pressure transmitter of claim 5 wherein: the top end of the extrusion rod (13) is fixedly connected with a transmission disc (16), and the outer side of the transmission disc (16) is fixedly connected with four groups of baffles (17).