A commercial air conditioning pressure transmitter

Abstract

The utility model discloses a commercial air-conditioning pressure transmitter, comprising a metal shell and a connector, one end of the connector is fixedly connected with a mounting seat, the mounting seat is provided with a mounting groove, a circuit board is arranged in the mounting groove, a packaging board is clamped at one end of the mounting seat, both ends of the packaging board are provided with grooves, a plug-in board is fixedly connected in the groove, a slot corresponding to the plug-in board is provided on the mounting seat, one end of the plug-in board is fixedly connected with a limiting block, one side of the slot is provided with a limiting groove connected with the mounting seat, the outer side of the mounting seat is fixedly sleeved with a connecting sleeve, and the metal shell is fixedly sleeved on the connecting sleeve. The utility model has good sealing performance, high reliability, easy assembly and high manufacturing efficiency.

Description

Technical Field

[0001] The utility model relates to the field of sensor-related products, in particular to a commercial air-conditioning pressure transmitter. Background Art

[0002] Air conditioning pressure transmitter is a sensor device commonly used in air conditioning systems to detect and convert pressure signals in air conditioning systems. It can monitor pressure changes in the air conditioning system in real time and convert these changes into electrical signals for processing and feedback control by the air conditioning system controller. Air conditioning pressure transmitter has the characteristics of high sensitivity, fast response and high accuracy, and is an important component for realizing automatic control of air conditioning systems;

[0003] However, the connection between the shell components in the existing pressure transmitter is not stable, and the assembly process is complicated and defective. Utility Model Content

[0004] The purpose of the utility model is to provide a commercial air-conditioning pressure transmitter to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a commercial air-conditioning pressure transmitter, comprising a metal shell and a connector, one end of the connector is fixedly connected to a mounting seat, the mounting seat is provided with a mounting groove, a circuit board is provided in the mounting groove, a packaging board is clamped at one end of the mounting seat, both ends of the packaging board are provided with grooves, a plug-in board is fixedly connected in the groove, a slot corresponding to the plug-in board is provided on the mounting seat, one end of the plug-in board is fixedly connected to a limiting block, one side of the slot is provided with a limiting groove connected to the mounting seat, a connecting sleeve is fixedly sleeved on the outer side of the mounting seat, the metal shell is fixedly sleeved on the connecting sleeve, one end of the metal shell is fixedly connected to a plug-in head, a wire tube is fixedly inserted in the plug-in head, and a wire is provided in the wire tube.

[0006] Preferably, a receiving groove corresponding to the circuit board is provided on one side of the packaging plate, and a through hole is provided in the receiving groove.

[0007] Preferably, the connecting sleeve is provided with a wire hole connected to the plug head.

[0008] Preferably, the connection sleeve, the packaging plate and the metal shell are all riveted together.

[0009] Preferably, two symmetrically arranged positioning plates are fixedly connected to one side of the packaging plate, and the mounting seat is provided with positioning grooves corresponding to the positioning plates.

[0010] Preferably, an insulating pad is fixedly connected to the inner wall of the metal shell.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The commercial air-conditioning pressure transmitter is installed in a mounting groove in a mounting seat, and the circuit board is fixed by bringing a packaging board close to the mounting groove, and the plug-in boards on both ends of the packaging board are inserted into slots on the mounting seat, and at the same time, the limit block is squeezed with the inner wall of the slot to realize the deformation of the plug-in board, and after the limit block moves to the limit groove, the limit block rebounds into the limit groove to realize the stability of the plug-in board in the slot, and the assembly and fixation between the metal shell and the plug-in component is realized by the connection sleeve fixed sleeve arranged on the mounting seat. The utility model has good sealing performance, high reliability, easy assembly and high manufacturing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of a commercial air-conditioning pressure transmitter of the utility model;

[0014] Figure 2 This is a schematic diagram of the connector structure of a commercial air-conditioning pressure transmitter of the utility model;

[0015] Figure 3 This is a schematic diagram of the packaging board structure of a commercial air-conditioning pressure transmitter of the utility model;

[0016] Figure 4 The utility model is a schematic diagram of the mounting base structure of a commercial air-conditioning pressure transmitter.

[0017] In the figure: 1. Metal shell; 2. Connector; 3. Mounting seat; 4. Mounting slot; 5. Circuit board; 6. Packaging board; 7. Groove; 8. Plug board; 9. Slot; 10. Limit block; 11. Limit slot; 12. Connecting sleeve; 13. Plug head; 14. Wire tube; 15. Wire; 16. Receiving slot; 17. Through hole; 18. Wire hole; 19. Positioning plate; 20. Positioning slot. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0019] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] See also Figure 1-4 The utility model provides an embodiment: a commercial air-conditioning pressure transmitter, including a metal shell 1 and a plug-in connector 2, one end of the plug-in connector 2 is fixedly connected to a mounting seat 3, a mounting groove 4 is provided on the mounting seat 3, a circuit board 5 is provided in the mounting groove, a packaging board 6 is clamped at one end of the mounting seat 3, both ends of the packaging board 6 are provided with grooves 7, a plug-in board 8 is fixedly connected in the groove 7, a slot 9 corresponding to the plug-in board 8 is provided on the mounting seat 3, one end of the plug-in board 8 is fixedly connected to a limited block 10, one side of the slot 9 is provided with a limited slot 11 connected to the mounting seat 3, the outer side of the mounting seat 3 is fixedly sleeved with a connecting sleeve 12, the metal shell 1 is fixedly sleeved on the connecting sleeve 12, and one side of the metal shell 1 The end is fixedly connected with a plug head 13, and a wire tube 14 is fixedly inserted in the plug head 13. A wire 15 is arranged in the wire tube 14. Specifically, the circuit board 5 is installed in the mounting groove 4 in the mounting seat 3. The circuit board 5 is fixed by clamping the packaging plate 6 on the mounting seat, and the plug boards 8 on both ends of the packaging plate 6 are inserted into the slots 9 on the mounting seat 3. At the same time, the limit block 10 and the inner wall of the slot 9 are squeezed to realize the deformation of the plug board 8. After the limit block 10 moves to the limit groove 11, the limit block 10 rebounds to the limit groove 11 to realize the stability of the plug board 8 in the slot 9. The metal shell 1 and the connector 2 are assembled and fixed by the connecting sleeve 12 fixedly sleeved on the mounting seat 3.

[0022] In this embodiment, a receiving groove 16 corresponding to the circuit board 5 is provided on one side of the packaging board 6, and a through hole 17 is provided in the receiving groove 16 to provide fault tolerance for the circuit board 5 and facilitate the passage of the wire 15; a wire hole 18 connected to the plug head 13 is provided on the connecting sleeve 12; the connecting sleeve 12 and the packaging board 6 and the metal shell 1 are all riveted and pressed, and the connection is firm and not easy to loosen; two symmetrically arranged positioning plates 19 are fixedly connected to one side of the packaging board 6, and a positioning groove 20 corresponding to the positioning plate 19 is provided on the mounting seat 3 to position the packaging board 6 during installation; an insulating pad is fixedly connected to the inner wall of the metal shell 1.

[0023] Working principle: first, install the circuit board 5 in the mounting groove 4 in the mounting seat 3, and fix the circuit board 5 by clamping the packaging board 6 on the mounting seat, and insert the plug-in boards 8 on both ends of the packaging board 6 into the slots 9 on the mounting seat 3. At the same time, the limit block 10 and the inner wall of the slot 9 are squeezed to realize the deformation of the plug-in board 8. After the limit block 10 moves to the limit groove 11, the limit block 10 rebounds into the limit groove 11 to realize the stability of the plug-in board 8 in the slot 9, and the metal shell 1 and the connector 2 are assembled and fixed by the connecting sleeve 12 fixedly sleeved on the mounting seat 3.

[0024] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A commercial air-conditioning pressure transmitter, comprising a metal housing (1) and a connector (2), characterized in that: One end of the plug connector (2) is fixedly connected to a mounting seat (3), a mounting groove (4) is provided on the mounting seat (3), a circuit board (5) is provided in the mounting groove, a packaging board (6) is clamped on one end of the mounting seat (3), grooves (7) are provided at both ends of the packaging board (6), a plug board (8) is fixedly connected in the groove (7), a slot (9) corresponding to the plug board (8) is provided on the mounting seat (3), one end of the plug board (8) is fixedly connected to a limiting block (10), one side of the slot (9) is provided with a limiting groove (11) connected to the mounting seat (3), a connecting sleeve (12) is fixedly sleeved on the outer side of the mounting seat (3), the metal shell (1) is fixedly sleeved on the connecting sleeve (12), one end of the metal shell (1) is fixedly connected to a plug head (13), a wire tube (14) is fixedly inserted in the plug head (13), and a wire (15) is provided in the wire tube (14).

2. A commercial air conditioning pressure transmitter according to claim 1, characterized in that: A receiving groove (16) corresponding to the circuit board (5) is provided on one side of the packaging plate (6), and a through hole (17) is provided in the receiving groove (16).

3. A commercial air conditioning pressure transmitter according to claim 1, characterized in that: The connecting sleeve (12) is provided with a wire hole (18) which is in communication with the plug head (13).

4. A commercial air conditioning pressure transmitter according to claim 1, characterized in that: The connection sleeve (12), the packaging plate (6) and the metal shell (1) are all riveted together.

5. A commercial air conditioning pressure transmitter according to claim 1, characterized in that: Two symmetrically arranged positioning plates (19) are fixedly connected to one side of the packaging plate (6), and the mounting seat (3) is provided with positioning grooves (20) corresponding to the positioning plates (19).

6. A commercial air conditioning pressure transmitter according to claim 1, characterized in that: An insulating pad is fixedly connected to the inner side wall of the metal shell (1).

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