Portable connecting structure for pressure transmitter

Abstract

The utility model relates to the technical field of pressure transmitter connecting structures, in particular to a portable connecting structure for a pressure transmitter, which is provided with a screwing fixing mode of an input side and realizes limiting for preventing rotation through connection of two sides, so that screwing is more stable, installation is convenient, and practicability is improved. Comprising a pressure transmitter body, an extension tube and a detection outer tube, the middle input end of the bottom end of the pressure transmitter body is communicated with the top end of the extension tube, the detection outer tube is fixedly arranged at the corresponding position of the outside, and the pressure transmitter further comprises an inner threaded sleeve, an outer threaded opening, a limiting threaded sleeve, a limiting movable frame, a limiting screw rod and a limiting screwing handle. The middle parts of the left and right sides of the bottom end of the pressure transmitter body are respectively connected with the top ends of a group of limiting threaded sleeves, the left and right sides of the upper part of the detection outer pipe are respectively connected with the inner ends of a group of limiting movable frames, and the inner side of each group of limiting movable frames is movably provided with a group of limiting screws. The bottom end of each set of limiting screw is connected with the middle of the top end of one set of limiting twisting hand.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure transmitter connection structures, in particular to a convenient connection structure for a pressure transmitter. Background Art

[0002] Pressure transmitter is a device that converts pressure into pneumatic or electric signals for control and remote transmission. It can convert physical pressure parameters such as gas and liquid sensed by the pressure measuring element sensor into standard electrical signals (such as 4-20mADC, etc.) to supply secondary instruments such as indicator alarms, recorders, regulators, etc. for measurement, indication and process regulation.

[0003] There is a connection structure for a pressure transmitter with a Chinese patent announcement number of CN215811390U. The structure facilitates the loading and unloading of pressure transmitters of different types through the arrangement of a frame, a motor, a screw rod, a movable plate and a rubber pad. At the same time, it makes the connection between the pressure transmitter and the pipeline more stable, avoiding the unstable connection of the pressure transmitter due to the single support of the pipeline. At the same time, the rubber pad can prevent the vibration generated during the operation of the motor from affecting the pressure transmitter.

[0004] However, the device requires a complex structure for installation, is inconvenient to maintain, and is not practical enough. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the deficiencies in the prior art, the utility model provides a convenient connection structure for a pressure transmitter that is provided with a screw-mounted fixing method on the input side and realizes a limit to prevent rotation through connections on both sides, making the screw-mounting more stable, convenient to install, and improving practicality.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a convenient connection structure for a pressure transmitter, comprising a pressure transmitter body, an extension tube and a detection outer tube, the input end in the middle of the bottom end of the pressure transmitter body is connected to the top end of the extension tube, the detection outer tube is fixedly arranged at the corresponding position outside, and also comprises an internal threaded sleeve, an external threaded mouth, a limit threaded sleeve, a limit movable frame, a limit screw and a limit wrench, the middle parts of the left and right sides of the bottom end of the pressure transmitter body are respectively connected to the top end of a group of limit threaded sleeves, the bottom end of the extension tube is connected to the top end of the external threaded mouth, the top end of the detection outer tube is connected to the bottom end of the internal threaded sleeve, the outer side of the external threaded mouth is detachably screwed to the inner side of the internal threaded sleeve, the left and right sides of the upper part of the detection outer tube are respectively connected to the inner end of a group of limit movable frames, each group of limit movable frames is movably provided with a group of limit screws, and the bottom end of each group of limit screws is respectively connected to the middle part of the top end of a group of limit wrench.

[0009] Preferably, it also includes an anti-seepage raw tape, and the anti-seepage raw tape is arranged between the outer side of the external thread opening and the inner side of the internal thread sleeve.

[0010] Preferably, it further comprises a limiting plate, and the outer side of the middle part of each group of limiting screws is respectively connected to the inner side of a group of limiting plates.

[0011] Preferably, it also includes a shrink chamfer, and the outer side of the upper part of the limiting screw is provided with a shrink chamfer.

[0012] Preferably, it also includes a fixing seat, a fixing sleeve and a connecting frame, the middle part of the outer side of the detection outer tube is connected to the inner side of the fixing sleeve, the rear end of the fixing sleeve is connected to the front end of the connecting frame, and the rear end of the connecting frame is connected to the middle part of the front end of the fixing seat.

[0013] Preferably, it further comprises a handle frame and a handle cover, wherein the middle portions of the left and right sides of the pressure transmitter body are respectively connected to the inner sides of a group of handle frames, and the outer sides of each group of handle frames are respectively sleeved with the inner sides of a group of handle covers.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a convenient connection structure for a pressure transmitter, which has the following beneficial effects:

[0016] During installation, the pressure transmitter body is rotated so that the external thread mouth is screwed into the inner side of the internal thread sleeve and tightened. Then, the two sets of limit thread sleeves are vertically corresponding to the limit screws on the same side respectively. Then, the limit wrench can be turned to make the limit screw rotate under the constraint of the limit movable frame and screwed upward into the limit thread sleeve. After completion, the two sets of limit screws and the limit thread sleeve are connected, and under the connection of the limit movable frame, the pressure transmitter body is kept circumferentially fixed relative to the detection outer tube, thereby avoiding the internal thread sleeve and the external thread mouth from being screwed and tightened. When in use, the output is exerted by the detection outer tube, and the pressure transmitter body is measured through the inside of the extension tube. A screw fixing method on the input side is set, and the limit to prevent rotation is realized through the connection on both sides, so that the screw installation is more stable, the installation is convenient, and the practicality is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is an axial view of the schematic diagram of the structure of the utility model;

[0018] Figure 2 For this utility model Figure 1 Front view of

[0019] Figure 3 For this utility model Figure 1 Right view of;

[0020] Figure 4 For this utility model Figure 1 Bottom view of .

[0021] Markings in the attached figure: 1. Pressure transmitter body; 2. Extension tube; 3. Detection outer tube; 4. Internal threaded sleeve; 5. External threaded mouth; 6. Limiting threaded sleeve; 7. Limiting movable frame; 8. Limiting screw; 9. Limiting knob; 10. Anti-seepage raw tape; 11. Limiting plate; 12. Shrink chamfer; 13. Fixed seat; 14. Fixed sleeve; 15. Connecting frame; 16. Handle frame; 17. Handle cover. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Example 1

[0024] See also Figure 1-4 A convenient connection structure for a pressure transmitter comprises a pressure transmitter body 1, an extension tube 2 and a detection outer tube 3, the input end in the middle of the bottom end of the pressure transmitter body 1 is connected to the top end of the extension tube 2, the detection outer tube 3 is fixedly arranged at the corresponding position outside, and also comprises an internal threaded sleeve 4, an external threaded port 5, a limit threaded sleeve 6, a limit movable frame 7, a limit screw 8 and a limit screw 9, the middle of the left and right sides of the bottom end of the pressure transmitter body 1 are respectively connected to the top end of a group of limit threaded sleeves 6, the bottom end of the extension tube 2 is connected to the top end of the external threaded port 5, the top end of the detection outer tube 3 is connected to the bottom end of the internal threaded sleeve 4, the outer side of the external threaded port 5 is detachably screwed to the inner side of the internal threaded sleeve 4, the left and right sides of the upper part of the detection outer tube 3 are respectively connected to the inner ends of a group of limit movable frames 7, and each group of limit movable frames 7 are respectively provided with a group of limit The limit screws 8 are connected to the middle of the top of a limit knob 9 at the bottom end of each set of limit screws 8; during installation, the pressure transmitter body 1 is rotated to screw the external threaded opening 5 into the inner side of the internal threaded sleeve 4 and tighten it, and then the two sets of limit threaded sleeves 6 are respectively vertically corresponding to the limit screws 8 on the same side, and then the limit knob 9 can be turned to make the limit screw 8 rotate under the constraint of the limit movable frame 7 and screwed upward into the limit threaded sleeve 6. After completion, the two sets of limit screws 8 and the limit threaded sleeve 6 are connected, and under the connection of the limit movable frame 7, the pressure transmitter body 1 is kept fixed circumferentially relative to the detection outer tube 3, thereby avoiding the internal threaded sleeve 4 and the external threaded opening 5 from being screwed and tightened. When in use, the detection outer tube 3 acts on the output, and acts on the pressure transmitter body 1 through the extension tube 2 for measurement.

[0025] It also includes an anti-seepage raw tape 10, which is arranged between the outer side of the external threaded port 5 and the inner side of the internal threaded sleeve 4; the anti-seepage raw tape 10 can seal the threaded contact between the external threaded port 5 and the internal threaded sleeve 4 to avoid leakage and improve reliability.

[0026] It also includes a limiting plate 11, and the outer side of the middle part of each group of limiting screws 8 is respectively connected to the inner side of a group of limiting plates 11; the middle part of the limiting screw 8 can be limited downward through the limiting plate 11 to prevent the limiting screw 8 from moving downward in the limiting movable frame 7, thereby improving reliability.

[0027] It also includes a shrink chamfer 12, and a shrink chamfer 12 is provided on the outer side of the upper part of the limiting screw 8; the shrink chamfer 12 can reduce the upper opening area of ​​the limiting screw 8, making it convenient for the limiting screw 8 to be embedded in the limiting threaded sleeve 6 and further screwed, thereby improving practicality.

[0028] Example 2

[0029] See also Figure 1-4 A convenient connection structure for a pressure transmitter comprises a pressure transmitter body 1, an extension tube 2 and a detection outer tube 3, the input end in the middle of the bottom end of the pressure transmitter body 1 is connected to the top end of the extension tube 2, the detection outer tube 3 is fixedly arranged at the corresponding position outside, and also comprises an internal threaded sleeve 4, an external threaded port 5, a limit threaded sleeve 6, a limit movable frame 7, a limit screw 8 and a limit screw 9, the middle of the left and right sides of the bottom end of the pressure transmitter body 1 are respectively connected to the top end of a group of limit threaded sleeves 6, the bottom end of the extension tube 2 is connected to the top end of the external threaded port 5, the top end of the detection outer tube 3 is connected to the bottom end of the internal threaded sleeve 4, the outer side of the external threaded port 5 is detachably screwed to the inner side of the internal threaded sleeve 4, the left and right sides of the upper part of the detection outer tube 3 are respectively connected to the inner ends of a group of limit movable frames 7, and each group of limit movable frames 7 are respectively provided with a group of limit The limit screws 8 are connected to the middle of the top of a limit knob 9 at the bottom end of each set of limit screws 8; during installation, the pressure transmitter body 1 is rotated to screw the external threaded opening 5 into the inner side of the internal threaded sleeve 4 and tighten it, and then the two sets of limit threaded sleeves 6 are respectively vertically corresponding to the limit screws 8 on the same side, and then the limit knob 9 can be turned to make the limit screw 8 rotate under the constraint of the limit movable frame 7 and screwed upward into the limit threaded sleeve 6. After completion, the two sets of limit screws 8 and the limit threaded sleeve 6 are connected, and under the connection of the limit movable frame 7, the pressure transmitter body 1 is kept fixed circumferentially relative to the detection outer tube 3, thereby avoiding the internal threaded sleeve 4 and the external threaded opening 5 from being screwed and tightened. When in use, the detection outer tube 3 acts on the output, and acts on the pressure transmitter body 1 through the extension tube 2 for measurement.

[0030] It also includes a fixing seat 13, a fixing sleeve 14 and a connecting frame 15. The middle part of the outer side of the detection outer tube 3 is connected to the inner side of the fixing sleeve 14, the rear end of the fixing sleeve 14 is connected to the front end of the connecting frame 15, and the rear end of the connecting frame 15 is connected to the middle part of the front end of the fixing seat 13. The fixing seat 13 is fixed to a building near the location of the detection outer tube 3, and can be connected via the connecting frame 15, so that the fixing sleeve 14 further reinforces the detection outer tube 3 to prevent movement and improve stability.

[0031] It also includes a handle frame 16 and a handle cover 17. The middle of the left and right sides of the pressure transmitter body 1 are respectively connected to the inner side of a group of handle frames 16, and the outer side of each group of handle frames 16 is respectively connected to the inner side of a group of handle covers 17. By holding the two groups of handle covers 17, the pressure transmitter body 1 can be connected through the handle frame 16, so as to further perform screwing and corresponding carrying and moving operations, thereby improving convenience.

[0032] The pressure transmitter body 1 is a well-known device purchased directly from the market by technicians in this field. We only use it here without making any structural or functional improvements to it, so we will not go into details here.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A convenient connection structure for a pressure transmitter, comprising a pressure transmitter body (1), an extension tube (2) and a detection outer tube (3), wherein the input end of the middle part of the bottom end of the pressure transmitter body (1) is connected to the top end of the extension tube (2), and the detection outer tube (3) is fixedly arranged at a corresponding position outside, characterized in that: The pressure transmitter body (1) further comprises an internal thread sleeve (4), an external thread opening (5), a limit thread sleeve (6), a limit movable frame (7), a limit screw (8) and a limit knob (9). The middle parts of the left and right sides of the bottom end of the pressure transmitter body (1) are respectively connected to the top end of a group of limit thread sleeves (6). The bottom end of the extension tube (2) is connected to the top end of the external thread opening (5). The top end of the detection outer tube (3) is connected to the bottom end of the internal thread sleeve (4). The outer side of the external thread opening (5) is detachably screwed to the inner side of the internal thread sleeve (4). The left and right sides of the upper part of the detection outer tube (3) are respectively connected to the inner end of a group of limit movable frames (7). A group of limit screws (8) are movably arranged on the inner side of each group of limit movable frames (7). The bottom end of each group of limit screws (8) is respectively connected to the middle part of the top end of a group of limit knobs (9).

2. A convenient connection structure for a pressure transmitter according to claim 1, characterized in that: It also comprises an anti-seepage raw material tape (10), and the anti-seepage raw material tape (10) is arranged between the outer side of the external thread opening (5) and the inner side of the internal thread sleeve (4).

3. The convenient connection structure for a pressure transmitter according to claim 1, characterized in that: It also includes a limiting plate (11), and the outer side of the middle part of each group of limiting screws (8) is respectively connected to the inner side of a group of limiting plates (11).

4. The portable connection structure for a pressure transmitter according to claim 1, characterized in that: It also includes a shrink chamfer (12), and the outer side of the upper part of the limiting screw (8) is provided with a shrink chamfer (12).

5. The convenient connection structure for a pressure transmitter according to claim 1, characterized in that: It also comprises a fixing seat (13), a fixing sleeve (14) and a connecting frame (15); the middle part of the outer side of the detection outer tube (3) is connected to the inner side of the fixing sleeve (14); the rear end of the fixing sleeve (14) is connected to the front end of the connecting frame (15); and the rear end of the connecting frame (15) is connected to the middle part of the front end of the fixing seat (13).

6. The convenient connection structure for a pressure transmitter according to claim 1, characterized in that: It also comprises a handle frame (16) and a handle cover (17), wherein the middle parts of the left and right sides of the pressure transmitter body (1) are respectively connected to the inner sides of a group of handle frames (16), and the outer sides of each group of handle frames (16) are respectively sleeved with the inner sides of a group of handle covers (17).

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