Connecting seat for safety valve calibrator

Abstract

The utility model belongs to the technical field of calibrator connecting seats, and particularly relates to a connecting seat for a safety valve calibrator, which comprises a connecting frame and a connecting part connected onto the connecting seat, serving as a connecting middle end, matched with the connecting seat and connected with the calibrator and an external safety valve. The connecting part comprises a mounting base connected with the connecting base, an internal thread groove in threaded fit with the external thread groove is formed in the inner side of the mounting base, multiple sets of anti-skid grooves are annularly connected to the outer side of the mounting base at equal intervals, and the external thread groove is matched with the internal thread groove to connect the mounting base and the connecting base; according to the connecting structure, the connecting mode of screw fitting is adopted, subsequent dismounting and mounting are facilitated, the sealing performance is good, after screw fitting, the linkage clamping block is driven by the clamp spring switch to synchronously act in the mounting base, the arranged linkage clamping block is matched with the positioning groove, the mounting base and the connecting base are further locked, the connecting stability is guaranteed, and the falling-off condition is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of a calibrator connecting seat, in particular to a connecting seat for a safety valve calibrator. Background Art

[0002] Regular calibration of safety valves is an important measure to ensure that the safety valves can work accurately and reliably and to eliminate potential safety hazards in the protected pressure equipment.

[0003] Safety valve calibration technology mainly includes two categories: offline calibration and online calibration. Safety valve online calibration technology is a specialized technology developed in recent years, which is mostly carried out through calibration instruments;

[0004] When calibrating an existing calibrator, it is necessary to connect the safety valve to the calibration interface of the calibrator, and bolts are usually used for connection. The above connection method has poor stability and there is a possibility that the interface will fall off due to external force, which will affect the accuracy of the calibration. Therefore, a connecting socket for a safety valve calibrator is provided. Utility Model Content

[0005] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model of this application to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] Therefore, the purpose of the utility model is to provide a connecting seat for a safety valve calibrator, in which the external thread groove cooperates with the internal thread groove to connect the mounting seat and the connecting seat, and the screw-fit connection method is convenient for subsequent disassembly and assembly, and has good sealing performance. After the screw-fit, the linkage card block is driven by the retaining spring switch to move synchronously in the mounting seat, and the arranged linkage card block cooperates with the positioning groove to further lock the mounting seat and the connecting seat, thereby ensuring the stability of the connection and avoiding falling off.

[0007] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0008] A connecting socket for a safety valve calibrator, comprising:

[0009] A connecting frame used as a connecting base, with a connecting seat integrally formed on the outer side of the connecting frame;

[0010] The connecting component is connected to the connecting seat, serves as the connecting middle end, and cooperates with the connecting seat to connect the calibrator and the external safety valve.

[0011] As a preferred solution of a connecting seat for a safety valve calibrator described in the utility model, an external thread groove is provided on the outer side of the connecting seat, and two groups of positioning grooves are symmetrically provided on the connecting seat.

[0012] As a preferred solution of a connecting seat for a safety valve calibrator described in the utility model, the connecting component includes a mounting seat connected to the connecting seat, an internal thread groove that screws with an external thread groove is provided on the inner side of the mounting seat, and a plurality of groups of anti-slip grooves are connected in an annular manner with equal distances on the outer side of the mounting seat.

[0013] As a preferred solution of a connecting seat for a safety valve calibrator described in the utility model, wherein: a spring switch is connected to the outside of the mounting seat, and two groups of linkage blocks are symmetrically and movably connected to the inside of the mounting seat, the linkage blocks follow the spring switch to move synchronously, and the linkage blocks are arranged one by one with the positioning grooves.

[0014] As a preferred solution of the connecting seat for a safety valve calibrator described in the utility model, wherein: the four end corners of the connecting frame are connected with a connecting bolt group connected to the calibrator.

[0015] As a preferred solution of a connecting seat for a safety valve calibrator described in the utility model, in order to facilitate the protection of the interface of the connecting seat, a protective component is connected to the outer side of the mounting seat.

[0016] As a preferred solution of a connecting seat for a safety valve calibrator described in the utility model, the protective component includes a protective sleeve connected to the outside of the mounting seat, and two groups of fixed seats are symmetrically arranged on the left and right sides of the protective sleeve, and the two groups of fixed seats are connected with a locking bolt group for locking the fixed seats.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] 1. The external thread groove and the internal thread groove are matched to connect the mounting seat and the connecting seat. The screw-fit connection method is convenient for subsequent disassembly and assembly, and has good sealing performance;

[0019] 2. After the screw assembly, the spring switch drives the linkage block to move synchronously in the mounting seat. The set linkage block cooperates with the positioning groove to further lock the mounting seat and the connecting seat to ensure the stability of the connection and avoid falling off. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solution of the implementation of the utility model, the utility model will be described in detail below in combination with the drawings and detailed implementation. Obviously, the drawings described below are only some implementations of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the explosion structure of the utility model;

[0023] Figure 3 For this utility model Figure 2 Schematic diagram of some structures.

[0024] In the figure: 100 connecting frame, 110 connecting seat, 111 external thread groove, 112 positioning groove, 120 connecting bolt group, 200 connecting component, 210 mounting seat, 211 internal thread groove, 212 anti-slip groove, 220 spring switch, 221 linkage block, 300 protective component, 310 protective sleeve, 320 fixing seat, 321 locking bolt group. DETAILED DESCRIPTION

[0025] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0026] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0027] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general proportion, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0028] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0029] The utility model provides a connection seat for a safety valve calibrator. Figure 1-3 , including a connecting frame 100, a connecting component 200 and a protective component 300;

[0030] Please continue reading Figure 1-3 , a connecting frame 100 as a connecting base, and a connecting seat 110 is integrally formed and connected to the outer side of the connecting frame 100;

[0031] An external thread groove 111 is provided on the outer side of the connection seat 110, and two groups of positioning grooves 112 are symmetrically provided on the connection seat 110. The four end corners of the connection frame 100 are connected to a connection bolt group 120 connected to the calibration instrument;

[0032] Please continue reading Figure 1-3 , the connecting component 200 is connected to the connecting seat, as the connecting middle end, and cooperates with the connecting seat 110 to connect the calibrator and the external safety valve;

[0033] The connecting component 200 includes a mounting seat 210 connected to the connecting seat 110, an inner thread groove 211 threadedly matched with the outer thread groove 111 is provided on the inner side of the mounting seat 210, and a plurality of groups of anti-slip grooves 212 are connected in an annular manner at equal intervals on the outer side of the mounting seat 210, the outer thread groove 111 cooperates with the inner thread groove 211 to connect the mounting seat 210 and the connecting seat 110, and the threaded connection mode is convenient for subsequent disassembly and assembly, and has good sealing performance;

[0034] The outer side of the mounting seat 210 is connected with a spring switch 220, and two groups of linkage blocks 221 are symmetrically and movably connected to the inner side of the mounting seat 210. The linkage blocks 221 move synchronously with the spring switch 220, and the linkage blocks 221 are arranged one by one with the positioning grooves 112.

[0035] The spring switch 220 drives the linkage block 220 to move synchronously in the mounting seat 210. The linkage block 220 cooperates with the positioning groove 112, and after screwing, the mounting seat 210 and the connecting seat 110 are further locked to ensure a stable connection and avoid falling off.

[0036] Please continue reading Figure 1-2 In order to facilitate the protection of the connection seat interface, a protective component 300 is connected to the outside of the mounting seat 210. The protective component 300 includes a protective sleeve 310 sleeved on the outside of the mounting seat 210. Two groups of fixed seats 320 are symmetrically arranged on the left and right sides of the protective sleeve 310. The two groups of fixed seats 320 are connected with a locking bolt group 321 for locking the fixed seats 320. The protective sleeve 310 is used as a protective sleeve and is arranged at the connection between the calibrator and the safety valve. The locking bolt group 321 is rotated to lock the two groups of fixed seats 320 on the outside of the protective sleeve 310, thereby fixing the connection at the position of the protective sleeve 310;

[0037] Working principle: When the utility model is in use, the external thread groove 111 cooperates with the internal thread groove 211 to connect the mounting seat 210 and the connecting seat 110. The screw-fit connection method is convenient for subsequent disassembly and assembly, and has good sealing performance. At the same time, after the screw-fit, the spring switch 220 drives the linkage block 220 to move synchronously from the mounting seat 210. The arranged linkage block 220 cooperates with the positioning groove 112 to further lock the mounting seat 210 and the connecting seat 110 to ensure the stability of the connection and avoid falling off.

[0038] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A connection socket for a safety valve calibrator, characterized in that: include: A connecting frame (100) serving as a connecting base, wherein a connecting seat (110) is integrally formed and connected to the outer side of the connecting frame (100); The connecting component (200) is connected to the connecting seat and serves as a connecting middle end, and cooperates with the connecting seat (110) to connect the calibration instrument and the external safety valve.

2. A connection socket for a safety valve calibrator according to claim 1, characterized in that: An external thread groove (111) is provided on the outer side of the connection seat (110), and two groups of positioning grooves (112) are symmetrically provided on the connection seat (110).

3. A connection socket for a safety valve calibrator according to claim 1, characterized in that: The connecting component (200) comprises a mounting seat (210) connected to the connecting seat (110), an inner side of the mounting seat (210) is provided with an inner thread groove (211) threadedly matched with the outer thread groove (111), and the outer side of the mounting seat (210) is annularly connected with a plurality of groups of anti-slip grooves (212) at equal distances.

4. A connection socket for a safety valve calibrator according to claim 3, characterized in that: The outer side of the mounting seat (210) is connected with a spring switch (220), and two groups of linkage blocks (221) are symmetrically and movably connected to the inner side of the mounting seat (210). The linkage blocks (221) move synchronously with the spring switch (220), and the linkage blocks (221) and the positioning grooves (112) are arranged in a one-to-one correspondence.

5. The connection socket for a safety valve calibrator according to claim 1, characterized in that: The four end corners of the connecting frame (100) are all connected with a connecting bolt group (120) connected to the calibration instrument.

6. A connection socket for a safety valve calibrator according to claim 3, characterized in that: In order to facilitate protection of the connection seat interface, a protective component (300) is connected to the outside of the mounting seat (210).

7. A connection socket for a safety valve calibrator according to claim 6, characterized in that: The protective component (300) comprises a protective sleeve (310) connected to the outside of the mounting seat (210), two groups of fixing seats (320) are symmetrically arranged on the left and right sides of the protective sleeve (310), and the two groups of fixing seats (320) are connected to locking bolt groups (321) for locking the fixing seats (320).

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