Welded integrated differential pressure sensor

Abstract

The utility model relates to the technical field of differential pressure sensors, in particular to a welding integrated differential pressure sensor which comprises a body, an extension block is fixed on the surface of the body, a screw joint hole is formed in the surface of the extension block, and a limiting groove is formed in the surface of the extension block; the device has the beneficial effects that after the ends of the body are in butt joint, the fixing base moves to the bottom of the body, the screw rod is screwed into the screw joint hole, the U-shaped rod is pulled through the spring in the screw rod, so that the transverse moving plate and the limiting plate move along with the U-shaped rod, the limiting plate moves to the position of the limiting groove, and the body is stabilized through the screw rod and the limiting plate; the rotating shaft can rotate on the surface of the fixing seat, so that the screw rod can be aligned to the position of the screw joint hole, the jacking ring is jacked on the surface of the fixing seat through jacking of a spring at the end of the telescopic rod, the angle of the rotating shaft is stabilized, the fixing seat is fixed through the screw rod, and the fixing seat is in an L shape and can be fixed to the bottom and the side face; and the body can be quickly fixed.

Description

TECHNICAL FIELD

[0001] The utility model relates to differential pressure sensor technical field, concretely is a kind of welding integrated differential pressure sensor. BACKGROUND

[0002] Differential pressure sensor is a kind of sensor for measuring the difference between two pressures, usually used to measure the pressure difference of the front and rear of a device or component.

[0003] Traditional single-crystal silicon differential pressure sensor needs to be assembled with clamps at both ends when used on site, and needs to lock four sets of bolts and nuts, so the assembly process is complicated, and there is a risk of loosening on site. INVENTION CONTENTS

[0004] The utility model aims at providing a kind of welding integrated differential pressure sensor to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of welding integrated differential pressure sensor, comprising:

[0006] The body, the surface of the body is fixed with extension block, the surface of extension block is provided with screw hole, the surface of extension block is provided with limit slot.

[0007] Preferably, the bottom of the body is provided with a fixing seat, the surface of the fixing seat is provided with a rotating shaft, the rotating shaft can rotate on the surface of the fixing seat, the surface of the rotating shaft is provided with a top holding ring, the top holding ring is sleeved on the surface of the rotating shaft, the surface of the top holding ring is fixed with an extension rod, the other end of the extension rod is inserted into the inside of the fixing seat, the inside of the fixing seat is provided with a spring, and the spring is held at the end of the extension rod.

[0008] Preferably, the surface of the rotating shaft is fixed with a rotating plate, the surface of the rotating plate is inserted with a horizontal moving plate, and the horizontal moving plate can move on the surface of the rotating plate.

[0009] Preferably, the end of the horizontal moving plate is fixed with a limit plate, the other end of the horizontal moving plate is fixed with a U-shaped rod, and the horizontal moving plate moves with the U-shaped rod.

[0010] Preferably, the surface of the rotating plate is screwed with a screw rod, the end of the screw rod is inserted with a U-shaped rod, the inside of the screw rod is provided with a second spring, and the end of the second spring is connected with the end of the U-shaped rod.

[0011] Preferably, the body is located between the two groups of screw rods, and the screw rod can be screwed into the screw hole.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] The utility model discloses a body's end butt joint, and the fixed base is moved to the bottom of the body, and the screw is screwed into the screw hole, and the U type rod is pulled through the spring inside the screw, and the transverse plate and the limiting plate move along with the U type rod, and the limiting plate moves to the position of the limiting groove, and the body is stabilized through the screw and the limiting plate, and the pivot can rotate on the surface of the fixed base, and the screw can be aligned with the position of the screw hole, and the spring end of the telescopic rod pushes, and the supporting ring is supported on the surface of the fixed base, and the angle of the pivot is stabilized, and the fixed base is fixed through the screw, and the fixed base is L type, can be fixed on the bottom and the side, realizes the body and is fixed fast. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is the three-dimensional structure schematic diagram of the utility model;

[0015] Fig. 2 It is another visual angle structure schematic diagram of the utility model;

[0016] Fig. 3 It is the section structure schematic diagram of the utility model;

[0017] Fig. 4 It is the partial enlarged structure schematic diagram of the utility model rotating plate.

[0018] In the drawing: body 1, extension block 2, screw hole 3, limiting groove 4, fixed base 5, rotating plate 6, pivot 7, supporting ring 8, telescopic rod 9, U type rod 10, screw 11, transverse plate 12, limiting plate 13. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme of the utility model clear, complete and the advantage more clear and clear, the following will be further detailed to the utility model embodiment with the drawings, should understand, the specific embodiment described here is the part embodiment of the utility model, instead of all the embodiment, just to explain the utility model embodiment, and does not use to limit the utility model embodiment, all other embodiments obtained by the ordinary skill in the art without making the creative labor, belong to the range of protection of the utility model.

[0020] Please refer to Figs. 1 to 4The utility model provides a kind of technical scheme: a kind of welding integrated differential pressure sensor, comprising: body 1, body 1 is located between two groups of screw rod 11, screw rod 11 can be screwed into screw hole 3, the surface of body 1 is fixed with extension block 2, screw hole 3 is set in the surface of extension block 2, limit slot 4 is set in the surface of extension block 2, the bottom of body 1 is provided with fixed seat 5, the surface of fixed seat 5 is provided with rotating shaft 7, rotating shaft 7 is fixed with rotating plate 6 on the surface, screw rod 11 is screwed on the surface of rotating plate 6, U-shaped rod 10 is inserted in the end of screw rod 11, second spring is provided in the inside of screw rod 11, the end of second spring is connected with the end of U-shaped rod 10, rotating plate 6 is inserted with horizontal moving plate 12 on the surface, the end of horizontal moving plate 12 is fixed with limit plate 13, the other end of horizontal moving plate 12 is fixed with U-shaped rod 10, horizontal moving plate 12 moves along with U-shaped rod 10, horizontal moving plate 12 can move on the surface of rotating plate 6, rotating shaft 7 can rotate on the surface of fixed seat 5, top holding ring 8 is set on the surface of rotating shaft 7, top holding ring 8 is sleeved on the surface of rotating shaft 7, telescopic rod 9 is fixed on the surface of top holding ring 8, the other end of telescopic rod 9 is inserted in the inside of fixed seat 5, spring is provided in the inside of fixed seat 5, and the end of telescopic rod 9 is held by spring.

[0021] after butt joint of the end of body 1, fixed seat 5 moves to the bottom of body 1, screw rod 11 is screwed into screw hole 3, U-shaped rod 10 is pulled by spring in the inside of screw rod 11, so that horizontal moving plate 12 and limit plate 13 move along with U-shaped rod 10, limit plate 13 moves to the position of limit slot 4, body 1 is stabilized by screw rod 11 and limit plate 13, and rotating shaft 7 can rotate on the surface of fixed seat 5, so that screw rod 11 can be aligned with the position of screw hole 3, the end of telescopic rod 9 is pushed by spring, so that top holding ring 8 is held on the surface of fixed seat 5, the angle of rotating shaft 7 is stabilized, and fixed seat 5 is fixed using screw, and fixed seat 5 is L-shaped, can be fixed on bottom and side, realize quickly fixed body 1.

[0022] Although the above describes the specific embodiments of the present application to facilitate the understanding of the present application by those skilled in the art, the present application is not limited to the scope of the specific embodiments, and for those skilled in the art, all applications created by utilizing the concept of the present application are within the protection scope of the present application as long as various changes are within the spirit and scope of the present application defined and determined by the appended claims.

Claims

1. A welded integrated differential pressure sensor, characterized by: Include: The body (1), the surface of the body (1) is fixed with extension block (2), the surface of extension block (2) is provided with screw hole (3), the surface of extension block (2) is provided with limit slot (4).

2. A welded integrated differential pressure sensor according to claim 1, characterized in that: The bottom of the body (1) is provided with a fixed seat (5), the surface of the fixed seat (5) is provided with a rotating shaft (7), the rotating shaft (7) can rotate on the surface of the fixed seat (5), the surface of the rotating shaft (7) is provided with a supporting ring (8), the supporting ring (8) is sleeved on the surface of the rotating shaft (7), the surface of the supporting ring (8) is fixed with a telescopic rod (9), the other end of the telescopic rod (9) is inserted into the inside of the fixed seat (5), the inside of the fixed seat (5) is provided with a spring, the spring is supported on the end of the telescopic rod (9).

3. A welded integrated differential pressure sensor according to claim 2, wherein: The surface of the rotating shaft (7) is fixed with a rotating plate (6), the surface of the rotating plate (6) is inserted with a horizontal plate (12), the horizontal plate (12) can move on the surface of the rotating plate (6).

4. A welded integrated differential pressure sensor according to claim 3, wherein: The end of the horizontal plate (12) is fixed with a limit plate (13), the other end of the horizontal plate (12) is fixed with a U-shaped rod (10), the horizontal plate (12) moves with the U-shaped rod (10).

5. A welded integrated differential pressure sensor according to claim 4, wherein: The surface of the rotating plate (6) is screwed with a screw rod (11), the end of the screw rod (11) is inserted with a U-shaped rod (10), the inside of the screw rod (11) is provided with a second spring, the end of the second spring is connected with the end of the U-shaped rod (10).

6. A welded integrated differential pressure sensor according to claim 5, wherein: The body (1) is located between the two groups of screw rods (11), and the screw rod (11) can be screwed into the screw hole (3).

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