CN216433355U

CN216433355U - Micro differential pressure transmitter with wire anti-falling assembly

Info

Publication number: CN216433355U
Application number: CN202122448807.XU
Authority: CN
Inventors: 单森林
Original assignee: Alpha Instr Tianjin Co ltd
Current assignee: Alpha Instr Tianjin Co ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-05-03
Anticipated expiration: 2031-10-12

Abstract

The utility model relates to a differential pressure transmitter technical field specifically is a differential pressure transmitter with wire anticreep subassembly, including changer body and anticreep device, the surperficial electric connection of changer body has the wire body, the surface mounting of changer body has two gauge tubes, the position of changer body for the wire body is equipped with the anticreep device, the anticreep device includes the backup pad, the backup pad is located the surface of changer body, the transversal "U" shape of personally submitting of backup pad, the surperficial threaded connection of backup pad has the screw rod, the one end that the changer body was kept away from to the screw rod is equipped with the commentaries on classics piece admittedly, the one end rotation that the commentaries on classics piece was kept away from to the screw rod is connected with the clamp plate, the transversal arc of personally submitting of clamp plate. The utility model discloses, the wire of having solved differential pressure transmitter rocks easily and drops, leads to its life to reduce the problem of differential pressure transmitter practicality.

Description

Micro differential pressure transmitter with wire anti-falling assembly

Technical Field

The utility model relates to a differential pressure transmitter technical field especially relates to a differential pressure transmitter with wire anticreep subassembly.

Background

The micro differential pressure transmitter is an instrument for detecting pressure difference, and has the advantages of high reliability, high stability, small volume and the like, so the micro differential pressure transmitter has gradually become a detection instrument which is difficult to replace with the development of times.

Micro differential pressure transmitter need be connected with the help of the wire with the power when using, but traditional power is when using, and its wire rocks easily, leads to wire and micro differential pressure transmitter's tie point not hard up and then drops to reduced micro differential pressure transmitter's life, brought the inconvenience for the user, and then reduced micro differential pressure transmitter's practicality.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art little differential pressure transmitter's wire and rocking easily and coming off, lead to its life to reduce the shortcoming of little differential pressure transmitter practicality, and the little differential pressure transmitter who provides with wire anticreep subassembly.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a micro differential pressure transmitter with a wire anti-drop component comprises a transmitter body and an anti-drop device, the surface of the transmitter body is electrically connected with a lead body, the surface of the transmitter body is provided with two detecting tubes, the transmitter body is provided with an anti-drop device at a position corresponding to the lead body, the anti-drop device comprises a support plate, the supporting plate is positioned on the surface of the transmitter body, the cross section of the supporting plate is U-shaped, the surface of the supporting plate is in threaded connection with a screw rod, one end of the screw rod, which is far away from the transmitter body, is fixedly provided with a rotating block, one end of the screw rod, which is far away from the rotating block, is rotatably connected with a pressure plate, the cross section of the pressure plate is arc-shaped, through setting up the anticreep device, reach the position restriction with the wire body at changer body surface with the help of the clamp plate, prevent that the tie point of wire body and changer body from taking place the effect of rocking.

Preferably, the transmitter body is fixedly provided with a limiting plate relative to the position of the pressing plate, one side of the limiting plate close to the pressing plate is provided with a limiting groove, and the wire body is placed on the inner wall of the limiting groove by the limiting groove, so that the position of the wire body is limited, and the pressing plate can conveniently extrude the wire body.

Preferably, one side of the pressing plate, which is close to the limiting plate, is provided with a mounting groove, a rubber pad is fixedly mounted on the inner wall of the mounting groove, and the effect of increasing the friction force between the pressing plate and the lead body is achieved by arranging the rubber pad.

Preferably, the surface of the two side walls of the supporting plate is provided with a rectangular hole, the inner wall of the rectangular hole is connected with a clamping block in a sliding mode, the clamping block is fixedly connected with the pressing plate on one side close to the clamping block, the sliding path of the pressing plate is limited by the two clamping blocks, and the pressing plate is prevented from rotating.

Preferably, two the surface of detecting tube is equipped with protector, protector includes two lag, two the lag is located the surface of two detecting tubes respectively, two one side that the changer body was kept away from to the lag is equipped with the connecting plate admittedly, through seting up the lag, reaches to shelter from the detecting tube, prevents that the effect of the surface gathering dust of detecting tube from influencing the detecting tube and detect data accuracy.

Preferably, an elastic belt is fixedly arranged on one side, close to the protective sleeve, of the connecting plate, a hook is fixedly arranged at one end, far away from the connecting plate, of the elastic belt, a positioning frame is fixedly arranged on the transmitter body relative to the position of the hook, and the hook is clamped with the positioning frame to fix the position of the hook and further fix the position of the protective sleeve.

Preferably, a pull rope is fixedly arranged on one side, away from the transmitter body, of the connecting plate, a pull ring is fixedly arranged on one end, away from the transmitter body, of the pull rope, and the pull ring is arranged, so that the protective sleeve can be conveniently taken down.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. in the utility model, by arranging the anti-drop device, when the anti-drop device is needed, the lead body is placed on the inner wall of the limiting groove, then the rotating block is rotated, the rotating block can drive the screw rod to rotate, the screw rod drives the press plate to slide towards the direction close to the limiting plate by means of the thread, the press plate can drive the fixture block to slide along the inner wall of the rectangular hole, in the process, the fixture block reaches the sliding path of the limiting press plate to prevent the press plate from rotating along with the rotation of the screw rod, the rubber pad can be contacted with the lead body by the continuous sliding of the press plate, the lead body can be extruded by the sliding of the rubber pad to be tightly contacted with the limiting groove to limit the position of the lead body, at the moment, the rubber pad reaches the function of increasing the friction force between the press plate and the lead body, by arranging the anti-drop device, the lead position is limited, the looseness of the connecting point of the lead and the micro differential pressure transmitter is avoided due to the shaking, the condition that leads to the wire to drop takes place to improve differential pressure transmitter's life, and then the effect that the person of facilitating the use used and improve the device practicality.

2. In the utility model, through arranging the protective device, when the protective device is needed to be used, the connecting plate is moved to respectively sleeve the two protective sleeves on the surfaces of the two detecting tubes, then the hook is moved towards the direction close to the positioning frame, the hook can stretch the elastic band when moving, at the moment, the elastic band is in a stretching state, the hook is clamped with the positioning frame and then the hook is loosened, at the moment, the elastic band begins to shrink, the hook can be in close contact with the positioning frame by virtue of the elasticity of the elastic band, the elastic band achieves the effect of preventing the hook from being separated from the positioning frame, when the protective device is not needed to be used, the hook is moved again to separate the hook from the elastic band, then the pull ring is pulled towards the direction far away from the transmitter body, the pull ring can drive the connecting plate to slide along the same direction by virtue of the pull ring, the connecting plate can drive the protective sleeves to slide, the protective sleeves are separated from the connecting plate, through arranging the protective device, have and shelter from the detecting tube, prevent that the surface gathering dust of detecting tube from influencing the effect that the detecting tube detected data accuracy.

Drawings

Fig. 1 is a schematic perspective view of a micro differential pressure transmitter with a wire anti-drop assembly according to the present invention;

fig. 2 is a schematic structural diagram of a portion of the differential pressure transmitter with a wire anti-drop assembly shown in the upper left of fig. 1;

fig. 3 is a schematic structural diagram of a point a in fig. 2 of a micro differential pressure transmitter with a wire anti-drop assembly according to the present invention;

fig. 4 is a schematic view of a partial structure of a differential pressure transmitter protector with a wire anti-slip assembly according to the present invention;

fig. 5 is a partial structure schematic of the differential pressure transmitter anti-disengaging device with the wire anti-disengaging assembly of the present invention.

Illustration of the drawings: 1. a transmitter body; 2. a wire; 3. a probe tube; 4. an anti-drop device; 41. a support plate; 42. a screw; 43. rotating the block; 44. pressing a plate; 45. a limiting plate; 46. a limiting groove; 47. a rubber pad; 48. a rectangular hole; 49. a clamping block; 5. a guard; 51. a protective sleeve; 52. a connecting plate; 53. an elastic band; 54. hooking; 55. a positioning frame; 56. pulling a rope; 57. and (4) a pull ring.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a little differential pressure transmitter with wire anticreep subassembly, includes changer body 1 and anticreep device 4, and the surperficial electric connection of changer body 1 has wire body 2, and the surface mounting of changer body 1 has two scouting tubes 3, and changer body 1 is equipped with anticreep device 4 for the position of wire body 2, and the surface of two scouting tubes 3 is equipped with protector 5.

The specific arrangement and function of the retaining device 4 and the protecting device 5 will be described in detail below.

In this embodiment: anticreep device 4 includes backup pad 41, backup pad 41 is located the surface of changer body 1, backup pad 41's transversal personally submits "U" shape, backup pad 41's surperficial threaded connection has screw rod 42, the one end that changer body 1 was kept away from to screw rod 42 is equipped with commentaries on classics piece 43 admittedly, the one end that commentaries on classics piece 43 is kept away from to screw rod 42 rotates and is connected with clamp plate 44, clamp plate 44's transversal personally submits arc, through setting up anticreep device 4, reach the position restriction with the help of clamp plate 44 with wire body 2 on changer body 1 surface, prevent that wire body 2 and changer body 1's tie point from taking place the effect of rocking.

Specifically, the transmitter body 1 is fixedly provided with a limiting plate 45 relative to the position of the pressing plate 44, one side of the limiting plate 45 close to the pressing plate 44 is provided with a limiting groove 46, and the wire body 2 is placed on the inner wall of the limiting groove 46 by arranging the limiting groove 46, so that the position of the wire body 2 is limited, and the pressing plate 44 can conveniently extrude the wire body 2.

Specifically, one side of the pressure plate 44 close to the limit plate 45 is provided with a mounting groove, and a rubber pad 47 is fixedly arranged on the inner wall of the mounting groove.

In this embodiment: the rubber pad 47 is arranged to increase the friction force between the pressing plate 44 and the lead body 2.

Specifically, rectangular holes 48 have all been seted up on the surface of backup pad 41 both sides arm, and rectangular hole 48's inner wall sliding connection has fixture block 49, and one side that two fixture blocks 49 are close to each other all with clamp plate 44 fixed connection, through setting up two fixture blocks 49, reaches restriction clamp plate 44 slip path, prevents that clamp plate 44 from taking place pivoted effect.

In this embodiment: protector 5 includes two lag 51, and two lag 51 are located two detecting tube 3's surface respectively, and one side that changer body 1 was kept away from to two lag 51 is equipped with connecting plate 52 admittedly, through seting up a defences the sheath 51, reaches and shelters from detecting tube 3, prevents that the effect of the surface gathering dust of detecting tube 3 from influencing detecting tube 3 detection data accuracy.

Specifically, an elastic belt 53 is fixedly arranged on one side, close to the protecting sleeve 51, of the connecting plate 52, a hook 54 is fixedly arranged at one end, far away from the connecting plate 52, of the elastic belt 53, a positioning frame 55 is fixedly arranged at the position, opposite to the hook 54, of the transmitter body 1, and the hook 54 is clamped with the positioning frame 55, so that the position of the hook 54 is fixed, and then the position of the protecting sleeve 51 is fixed.

Specifically, a pull rope 56 is fixedly arranged on one side of the connecting plate 52 far away from the transmitter body 1, and a pull ring 57 is fixedly arranged on one end of the pull rope 56 far away from the transmitter body 1.

In this embodiment: by arranging the pull ring 57, the protective sleeve 51 can be conveniently taken down.

The working principle is as follows: when the anti-drop device 4 needs to be used, the lead body 2 is placed on the inner wall of the limiting groove 46, then the rotating block 43 is rotated, the rotating block 43 rotates to drive the screw rod 42 to rotate, the screw rod 42 drives the pressing plate 44 to slide towards the direction close to the limiting plate 45 by means of threads, the pressing plate 44 slides to drive the clamping block 49 to slide along the inner wall of the rectangular hole 48, in the process, the clamping block 49 reaches the sliding path of the limiting pressing plate 44 to prevent the pressing plate 44 from rotating along with the rotation of the screw rod 42, the rubber pad 47 can be contacted with the lead body 2 by the continuous sliding of the pressing plate 44, the lead body 2 can be extruded by the sliding of the rubber pad 47, the lead body 2 is tightly contacted with the limiting groove 46 to achieve the effect of limiting the position of the lead body 2, the rubber pad 47 achieves the effect of increasing the friction force between the pressing plate 44 and the lead body 2, when the protection device 5 needs to be used, the connecting plate 52 is moved to respectively sleeve the two protection sleeves 51 on the surfaces of the two detection tubes 3, then the hook 54 is moved towards the direction close to the positioning frame 55, the hook 54 moves to stretch the elastic band 53, at the moment, the elastic band 53 is in a stretching state, the hook 54 is clamped with the positioning frame 55 and then the hook 54 is loosened, at the moment, the elastic band 53 begins to shrink, the hook 54 can be in close contact with the positioning frame 55 by virtue of the elasticity of the elastic band 53, the elastic band 53 achieves the effect of preventing the hook 54 from being separated from the positioning frame 55, when the protection device 5 is not needed to be used, the hook 54 is moved again to separate the hook 54 from the elastic band 53, then the pull ring 57 is pulled towards the direction far away from the transmitter body 1, the pull rope 56 can drive the connecting plate 52 to slide in the same direction by virtue of the movement of the pull ring 57, the connecting plate 52 can drive the protecting sleeve 51 to slide, and the protecting sleeve 51 can be separated from the connecting plate 52.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a little differential pressure transmitter with wire anticreep subassembly, includes transmitter body (1) and anticreep device (4), its characterized in that: the surface electric connection of changer body (1) has wire body (2), the surface mounting of changer body (1) has two detecting tubes (3), changer body (1) is equipped with anticreep device (4) for the position of wire body (2), anticreep device (4) are including backup pad (41), backup pad (41) are located the surface of changer body (1), the transversal "U" shape of personally submitting of backup pad (41), the surperficial threaded connection of backup pad (41) has screw rod (42), the one end that changer body (1) was kept away from in screw rod (42) is equipped with commentaries on classics piece (43) admittedly, the one end that commentaries on classics piece (43) were kept away from in screw rod (42) rotates and is connected with clamp plate (44), the transversal arc of personally submitting of clamp plate (44).

2. The micro differential pressure transmitter with wire retaining assembly of claim 1, wherein: a limiting plate (45) is fixedly arranged on the transmitter body (1) relative to the position of the pressing plate (44), and a limiting groove (46) is formed in one side, close to the pressing plate (44), of the limiting plate (45).

3. The micro differential pressure transmitter with wire retaining assembly of claim 2, wherein: and one side of the pressing plate (44) close to the limiting plate (45) is provided with a mounting groove, and a rubber pad (47) is fixedly arranged on the inner wall of the mounting groove.

4. The micro differential pressure transmitter with wire retaining assembly of claim 1, wherein: rectangular holes (48) are formed in the surfaces of the two side arms of the supporting plate (41), clamping blocks (49) are connected to the inner walls of the rectangular holes (48) in a sliding mode, and one sides, close to each other, of the two clamping blocks (49) are fixedly connected with the pressing plate (44).

5. The micro differential pressure transmitter with wire retaining assembly of claim 1, wherein: the surface of two detecting tube (3) is equipped with protector (5), protector (5) include two lag (51), two lag (51) are located the surface of two detecting tube (3) respectively, two lag (51) keep away from one side of changer body (1) and are equipped with connecting plate (52) admittedly.

6. The micro differential pressure transmitter with wire retaining assembly of claim 5, wherein: an elastic belt (53) is fixedly arranged on one side, close to the protective sleeve (51), of the connecting plate (52), a hook (54) is fixedly arranged at one end, far away from the connecting plate (52), of the elastic belt (53), and a positioning frame (55) is fixedly arranged at the position, relative to the hook (54), of the transmitter body (1).

7. The micro differential pressure transmitter with wire retaining assembly of claim 5, wherein: a pull rope (56) is fixedly arranged on one side, far away from the transmitter body (1), of the connecting plate (52), and a pull ring (57) is fixedly arranged at one end, far away from the transmitter body (1), of the pull rope (56).