CN213597952U

CN213597952U - Permanent cable pressure and temperature monitoring device

Info

Publication number: CN213597952U
Application number: CN202022302689.7U
Authority: CN
Inventors: 刘元清; 陈夏露; 吴振德
Original assignee: BEIJING ADAL PETROLEUM TECHNOLOGY CO LTD
Current assignee: BEIJING ADAL PETROLEUM TECHNOLOGY CO LTD
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-07-02
Anticipated expiration: 2030-10-16

Abstract

The utility model discloses a permanent cable pressure and temperature monitoring device, which comprises a cable main body, wherein the outer wall of the cable main body is provided with an upper annular plate, and the bottom end of the cable main body is provided with a sealing base, one side of the bottom end surface of the upper annular plate is hinged with a lower annular plate through a hinge, and the bottom ends of the outer walls of one sides of the upper annular plate and the lower annular plate back to the hinge are both welded with a fixed plate, wherein the upper ring plate and the lower ring plate are respectively provided with a temperature sensor and a pressure sensor, the bottom end of the inner wall of the cable main body is bonded with a threaded pipe, a screw rod is welded at the center of the top end face of the sealing base, a clamping groove in an annular structure is formed in the sealing base on one side of the screw rod, the screw rod is inserted into the threaded pipe and is in threaded connection with the threaded pipe, this permanent formula cable pressure temperature monitoring devices, monitoring devices convenient to detach has promoted the suitability, has avoided causing the unnecessary loss because of detection device loses.

Description

Permanent cable pressure and temperature monitoring device

Technical Field

The utility model belongs to the technical field of oil gas well pressure temperature monitoring, concretely relates to permanent formula cable pressure temperature monitoring devices.

Background

Oil and gas well engineering belongs to the first-level discipline of oil and gas engineering. Oil and gas wells are the essential information and material channels for the exploration and development of underground oil and gas resources. Oil and gas well engineering is capital and technology intensive engineering implemented around the construction, measurement and protection of oil and gas wells, mainly comprises oil and gas exploration and development drilling and well completion engineering, oil and gas well measurement and test engineering, oil and gas well protection and repair engineering and the like, and is a basic link of oil and gas exploration and development. The oil and gas needs to be produced by detecting the pressure and temperature in the oil and gas well in real time.

The position of a pressure temperature sensor on the existing cable pressure temperature monitoring device is mostly fixed and is not easy to disassemble, and when the pressure temperature sensor is damaged, the replacement is troublesome, so that the detection of pressure and temperature is influenced, and the applicability is poor; meanwhile, most cables of the existing cable pressure and temperature detection device are not provided with a protection device, and the pressure and temperature sensors are loosened and fall into the underground, so that unnecessary loss is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a permanent formula cable pressure temperature monitoring devices to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a permanent cable pressure and temperature monitoring device comprises a cable main body, wherein an upper annular plate is arranged on the outer wall of the cable main body, a sealing base is arranged at the bottom end of the cable main body, a lower annular plate is hinged to one side of the bottom end face of the upper annular plate through a hinge, fixed plates are welded to the bottom ends of the outer walls of the upper annular plate and the lower annular plate, which are opposite to the hinge, respectively, and a temperature sensor and a pressure sensor are arranged on the upper annular plate and the lower annular plate respectively;

the cable is characterized in that a threaded pipe is bonded to the bottom end of the inner wall of the cable main body, a screw rod is welded at the center of the top end face of the sealing base, a clamping groove in an annular structure is formed in the sealing base on one side of the screw rod, and the screw rod is inserted into the threaded pipe and is in threaded connection with the threaded pipe.

Preferably, the cable main part includes rubber layer and aluminium foil shielding layer, the aluminium foil shielding layer bonds in the inner wall of rubber layer, and wherein the rubber layer joint of cable main part bottom is in the draw-in groove.

Preferably, the inner walls of the upper ring plate and the lower ring plate are matched with the outer wall of the cable main body, and the upper ring plate and the lower ring plate are clamped on the outer wall of the cable main body.

Preferably, a controller is arranged in the cable main body, and one end of the controller is fixedly connected with a signal receiving rod penetrating through the cable main body.

Preferably, the top end of the controller is fixedly connected with a connecting wire, and the controller transmits signals through the connecting wire in the cable main body.

Preferably, the top end of the fixing plate is provided with a bolt, and the bottom end of the bolt penetrates through the two groups of fixing plates and is in threaded connection with the two groups of fixing plates respectively.

The utility model discloses a technological effect and advantage:

1. this permanent formula cable pressure temperature monitoring devices, it has lower crown plate to articulate through the hinge in the last crown plate bottom surface one side that the outer wall through the cable main part set up, and go up the crown plate and the lower crown plate is pegged graft to screw in the equal welded fixed plate in one side outer wall bottom of hinge dorsad has the bolt, be provided with temperature sensor and pressure sensor on last crown plate and the lower crown plate respectively wherein, go up crown plate and lower crown plate and pass through bolt and fixed plate fixed joint on the outer wall of cable main part, it can dismantle temperature sensor and pressure sensor on last crown plate and the lower crown plate to twist off the bolt, monitoring devices convenient to detach, the suitability has been promoted.

2. The inner wall bottom through the cable main part bonds there is the screwed pipe, sealing base's top end face central point department of putting welds has the screw rod, it has the draw-in groove that is ring structure to open on the sealing base of screw rod one side, and during the screw rod inserted the screwed pipe to with screwed pipe threaded connection, when the bolt is not hard up to lead to monitoring devices to slide and drop, go up the crown plate and can slide to sealing base with lower crown plate on, avoided losing because of detection device and cause the unnecessary loss.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the split structure of the present invention;

FIG. 3 is a schematic structural view of the upper ring plate of the present invention;

fig. 4 is a sectional view of the present invention.

In the figure: 1. a cable body; 2. an upper ring plate; 3. sealing the base; 4. a threaded pipe; 5. a card slot; 6. a screw; 7. a hinge; 8. a lower ring plate; 9. a fixing plate; 10. a bolt; 11. a temperature sensor; 12. a signal receiving rod; 13. a controller; 14. a connecting wire; 15. a rubber layer; 16. an aluminum foil shielding layer; 17. a pressure sensor;

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a permanent formula cable pressure temperature monitoring devices as shown in fig. 1-4, including cable main body 1, the outer wall of cable main body 1 is provided with upper ring plate 2, and the bottom of cable main body 1 is provided with sealing base 3, bottom face one side of upper ring plate 2 is articulated through hinge 7 to have lower ring plate 8, and upper ring plate 2 and lower ring plate 8 all weld fixed plate 9 in the outer wall bottom of one side that is dorsad hinge 7, wherein be provided with temperature sensor 11 (preferably CYY11 type temperature sensor) and pressure sensor 17 (preferably MIKP300 pressure sensor) respectively on upper ring plate 2 and the lower ring plate 8, all be provided with the signal transmission module in pressure sensor 17 and the temperature sensor 11;

the cable is characterized in that a threaded pipe 4 is bonded to the bottom end of the inner wall of the cable main body 1, a screw rod 6 is welded at the center of the top end face of the sealing base 3, a clamping groove 5 in an annular structure is formed in the sealing base 3 on one side of the screw rod 6, and the screw rod 6 is inserted into the threaded pipe 4 and is in threaded connection with the threaded pipe 4.

Specifically, the cable body 1 includes a rubber layer 15 and an aluminum foil shielding layer 16, the aluminum foil shielding layer 16 is bonded in the inner wall of the rubber layer 15, and the rubber layer 15 at the bottom end of the cable body 1 is clamped in the clamping groove 5.

Specifically, the inner walls of the upper ring plate 2 and the lower ring plate 8 are matched with the outer wall of the cable main body 1, and the upper ring plate 2 and the lower ring plate 8 are clamped on the outer wall of the cable main body 1.

Specifically, a controller 13 (preferably, an STC51 single chip microcomputer controller) is arranged inside the cable body 1, one end of the controller 13 is fixedly connected with a signal receiving rod 12 penetrating through the cable body 1, and the signal receiving rod 12 is used for receiving signals sent by the temperature sensor 11 and the pressure sensor 17.

Specifically, a connecting line 14 is fixedly connected to the top end of the controller 13, the controller 13 transmits signals through the connecting line 14 in the cable body 1, and the controller 13 transmits monitoring signals to a display in the ground control room through the connecting line 14.

Specifically, a bolt 10 is disposed at the top end of the fixing plate 9, and the bottom end of the bolt 10 penetrates through the two groups of fixing plates 9 and is respectively in threaded connection with the two groups of fixing plates 9.

The working principle of the permanent cable pressure and temperature monitoring device is that when the permanent cable pressure and temperature monitoring device is used, after an upper ring plate 2 and a lower ring plate 8 are sleeved at the end of a cable main body 1, a bolt 10 is screwed into a fixing plate 9 at one side of the upper ring plate 2 and the lower ring plate 8, the upper ring plate 2 and the lower ring plate 8 are clamped and fixed with the outer wall of the cable main body 1, a screw 6 on a sealing base 3 is screwed into an upper threaded pipe 4 on the cable main body 1, the bottom end of the cable main body 1 is clamped in a clamping groove 5 on the sealing base 3, the bottom end of the cable main body 1 is placed in an oil-gas well, a temperature sensor 11 and a pressure sensor 17 transmit received signals to a controller 13 through a signal receiving rod 12, the controller 13 transmits the collected signals to a display screen in a ground control room through a connecting wire 14, so that the temperature and pressure changes in the oil-gas well can be detected conveniently, when the bolt, go up the crown plate 2 and the crown plate 8 slips and avoids dropping on the top face of sealing base 3, this permanent formula cable pressure temperature monitoring devices, monitoring devices convenient to detach has promoted the suitability, has avoided causing the unnecessary loss because of detection device loses.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A permanent cable pressure and temperature monitoring device comprises a cable main body (1), and is characterized in that: an upper ring plate (2) is arranged on the outer wall of the cable main body (1), a sealing base (3) is arranged at the bottom end of the cable main body (1), a lower ring plate (8) is hinged to one side of the bottom end face of the upper ring plate (2) through a hinge (7), fixed plates (9) are welded to the bottom ends of the outer walls of the upper ring plate (2) and the lower ring plate (8) on the sides back to the hinge (7), and a temperature sensor (11) and a pressure sensor (17) are respectively arranged on the upper ring plate (2) and the lower ring plate (8);

the cable is characterized in that a threaded pipe (4) is bonded to the bottom end of the inner wall of the cable main body (1), a screw rod (6) is welded at the center of the top end face of the sealing base (3), a clamping groove (5) in an annular structure is formed in the sealing base (3) on one side of the screw rod (6), and the screw rod (6) is inserted into the threaded pipe (4) and is in threaded connection with the threaded pipe (4).

2. A permanent cable pressure and temperature monitoring device according to claim 1, wherein: the cable body (1) comprises a rubber layer (15) and an aluminum foil shielding layer (16), the aluminum foil shielding layer (16) is bonded in the inner wall of the rubber layer (15), and the rubber layer (15) at the bottom end of the cable body (1) is clamped in the clamping groove (5).

3. A permanent cable pressure and temperature monitoring device according to claim 2, wherein: the inner walls of the upper ring plate (2) and the lower ring plate (8) are matched with the outer wall of the cable main body (1), and the upper ring plate (2) and the lower ring plate (8) are clamped on the outer wall of the cable main body (1).

4. A permanent cable pressure and temperature monitoring device according to claim 3, wherein: the cable is characterized in that a controller (13) is arranged in the cable main body (1), and one end of the controller (13) is fixedly connected with a signal receiving rod (12) penetrating through the cable main body (1).

5. The permanent cable pressure and temperature monitoring device of claim 4, wherein: the top end of the controller (13) is fixedly connected with a connecting wire (14), and the controller (13) transmits signals through the connecting wire (14) in the cable main body (1).

6. The permanent cable pressure and temperature monitoring device of claim 5, wherein: the top of fixed plate (9) is provided with bolt (10), the bottom of bolt (10) passes two sets of fixed plate (9) and respectively with two sets of fixed plate (9) threaded connection.