CN211874440U - Oil field well head anti-theft device - Google Patents

Abstract

The utility model discloses an anti-theft device for oil field well mouth, which comprises a box body, wherein the lower surface of the box body is communicated with a pipe orifice, two first mounting grooves are symmetrically arranged on the inner side wall of the box body, two first sliding blocks are connected with the inner side walls of the two first mounting grooves in a sliding manner, one end of each first sliding block is fixedly connected with a first spring, a first fixed shaft is welded at one end of the first spring, which is far away from the first sliding block, a first connecting rod is welded on the outer side wall of the first fixed shaft, a second fixed shaft is welded on the outer side wall of the first connecting rod, two second sliding blocks are symmetrically and slidably connected on the inner side wall of the second fixed shaft, two second springs are symmetrically welded in the second fixed shaft, two different lock body structures protect the wellhead for two times, the vibration alarm gives out alarm sound when sensing vibration, so that the situation handling device cannot provide warning for patrolman when being damaged in time.

Description

Oil field well head anti-theft device

Technical Field

The utility model relates to an oil field theftproof technical field specifically is an oil field well head anti-theft device.

Background

In oil field remote oil areas, people often steal crude oil in a storage tank, the oil stealing method is to open an oil loading valve to discharge oil from an oil loading vertical pipe, the oil stealing speed is high, the oil stealing amount is large, great economic loss is caused to the country, and the technology for preventing oil stealing is urgently needed to be solved. Theft protection of oil wells is a significant problem. Previously, many anti-theft devices have been introduced. Although there are similar anti-theft locks, the problem is not solved fundamentally. For example: the tool for opening is simple and easy to copy. Or the manual damage, the oil stealer can not open the oil stealer, and the operator can not open the oil stealer. Causing much inconvenience to the work. The problem that the lock core is damaged by welding bars or the anti-theft device is sawed off by saw blades frequently occurs. The connecting rod between protection casing and the door is exposed outside usually to current device, and lawless persons can use the saw blade to crime, and the structure of a lock body just can't protect the well head after often being destroyed in addition, and the device can't provide the warning to the staff of patrolling when being destroyed, for this reason, provides an oil field well head anti-theft device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil field well head anti-theft device 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: an anti-theft device for an oil field well mouth comprises a box body, wherein the lower surface of the box body is communicated with a pipe orifice, two first mounting grooves are symmetrically formed in the inner side wall of the box body, two first sliding blocks are respectively connected to the inner side wall of the two first mounting grooves in a sliding manner, one ends of the two first sliding blocks are fixedly connected with first springs, one ends, far away from the first sliding blocks, of the first springs are welded with first fixing shafts, first connecting rods are welded on the outer side walls of the first fixing shafts, second fixing shafts are welded on the outer side walls of the first connecting rods, two second sliding blocks are symmetrically connected to the inner side walls of the second fixing shafts in a sliding manner, two second springs are symmetrically welded inside the second fixing shafts, one ends of the two second springs are welded with one ends of the second sliding blocks, a lock body is welded on the front surface of the box body, first spout has been seted up to the inside wall of box, the lateral wall of first locking lever and the inside wall sliding connection of first spout, the inside wall sliding connection of first spout has the second locking lever, the lateral wall sliding connection of second locking lever has a door body, the front surface mounting of the door body has the trick lock, the inside wall of trick lock and the lateral wall fixed connection of second locking lever, the spout has been seted up to the inside wall of second locking lever, two second mounting grooves have been seted up to the inside wall of the door body, two the inside wall of second mounting groove all with the lateral wall sliding connection of second slider, the inside wall welding of box has first stopper, the back skin weld of the door body has the second stopper, the battery is installed to the inside diapire of box.

As further preferable in the present technical solution: a shell is welded on the inner side wall of the box body.

As further preferable in the present technical solution: four first rod bodies are symmetrically welded on the lower surface of the box body.

As further preferable in the present technical solution: the front surface welding of box has the fixed block, the inside wall of fixed block rotates and is connected with the plate body.

As further preferable in the present technical solution: the utility model discloses a storage battery, including box, ventilation hole, vibrations alarm, wire and battery, the vibrations alarm is installed to the inside wall of box, the ventilation hole has been seted up to the lateral wall of box, the electrical input of vibrations alarm pass through the wire with the electrical output end electric connection of battery.

As further preferable in the present technical solution: the LED lamp is installed to the inside roof of box, the lateral wall fixedly connected with switch of box, the electrical property output of switch pass through the wire with the electrical property input electric connection of LED lamp.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an install the design in the recess with the head rod, make the connecting rod between protection casing and the door can not expose outside, make lawless persons can't cause destruction to it, the structure of the lock body of two differences carries out twice protection to the well head, can produce the vibration when the device receives destruction, the vibrations alarm sends the chimes of doom when sensing the vibration to in time catch up with the handling condition device and can't provide the warning to the staff who patrols when being destroyed.

Drawings

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

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is a side view of the present invention;

fig. 4 is a side view of the door body of the present invention;

fig. 5 is a schematic structural diagram of a first connecting rod according to the present invention.

In the figure: 1. a box body; 2. a lock body; 3. a first lock lever; 5. a first chute; 6. a coded lock; 7. a door body; 8. a first rod body; 9. a pipe orifice; 10. a first slider; 11. a first mounting groove; 12. a first spring; 13. a first fixed shaft; 14. a first connecting rod; 15. a second mounting groove; 16. a second slider; 17. a second spring; 18. a second fixed shaft; 19. a vibration alarm; 20. a housing; 21. a storage battery; 22. an LED lamp; 23. a fixed block; 24. a plate body; 25. a vent hole; 26. a first stopper; 27. a second limiting block; 28. a second lock lever; 29. and (4) switching.

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.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: an anti-theft device for an oil field wellhead comprises a box body 1, wherein the lower surface of the box body 1 is communicated with a pipe orifice 9, the inner side wall of the box body 1 is symmetrically provided with two first installation grooves 11, the inner side walls of the two first installation grooves 11 are both connected with two first sliding blocks 10 in a sliding manner, one ends of the two first sliding blocks 10 are fixedly connected with first springs 12, one ends of the first springs 12, which are far away from the first sliding blocks 10, are welded with first fixing shafts 13, the outer side walls of the first fixing shafts 13 are welded with first connecting rods 14, the outer side walls of the first connecting rods 14 are welded with second fixing shafts 18, the inner side walls of the second fixing shafts 18 are symmetrically connected with two second sliding blocks 16 in a sliding manner, two second springs 17 are symmetrically welded inside the second fixing shafts 18, one ends of the two second springs 17 are welded with one ends of the second sliding blocks 16, a lock body 2, first spout 5 has been seted up to the inside wall of box 1, the lateral wall of first locking lever 3 and the inside wall sliding connection of first spout 5, the inside wall sliding connection of first spout 5 has second locking lever 28, the lateral wall sliding connection of second locking lever 28 has a door body 7, the front surface mounting of door body 7 has trick lock 6, the inside wall of trick lock 6 and the lateral wall fixed connection of second locking lever 28, the spout has been seted up to the inside wall of second locking lever 28, two second mounting grooves 15 have been seted up to the inside wall of door body 7, the inside wall of two second mounting grooves 15 all with the lateral wall sliding connection of second slider 16, the inside wall welding of box 1 has first stopper 26, the rear surface welding of door body 7 has second stopper 27, battery 21 is installed to the inside diapire of box 1, battery 21's electrical output end passes through wire and trick lock 6's electrical input end electric connection.

In this embodiment, specifically: a shell 20 is welded on the inner side wall of the box body 1; through the arrangement, the shell 20 can protect the storage battery 21, prevent the storage battery 21 from being impacted, prevent the damage to the storage battery 21 caused by the alignment of lawless persons and ensure the normal operation of the vibration alarm 19.

In this embodiment, specifically: four first rod bodies 8 are symmetrically welded on the lower surface of the box body 1; through the setting, bury first body of rod 8 in the ground when installing this device in the well head position, make the device obtain better stable effect.

In this embodiment, specifically: a fixed block 23 is welded on the front surface of the box body 1, and a plate body 24 is rotatably connected to the inner side wall of the fixed block 23; through above setting, can play the guard action to lock body 2, the prevention is stained with the rainwater under natural condition and produces the corrosion and cause the unable use of lock core, can also prevent that some winged insects from getting into to make the unable use of lock core.

In this embodiment, specifically: the inner side wall of the box body 1 is provided with a vibration alarm 19, the outer side wall of the box body 1 is provided with a vent hole 25, and the electrical input end of the vibration alarm 19 is electrically connected with the electrical output end of the storage battery 21 through a lead; through the setting, can produce the vibration when the device receives destruction, vibrations alarm 19 sends the chimes of doom when sensing the vibration, provides the warning for the staff to in time arrive the handling condition, provide the valuable time for protecting oil field resource, reduce the oil field loss.

In this embodiment, specifically: the LED lamp 22 is arranged on the top wall in the box body 1, the switch 29 is fixedly connected to the outer side wall of the box body 1, and the electrical output end of the switch 29 is electrically connected with the electrical input end of the LED lamp 22 through a wire; through the above arrangement, when the worker works at night, the second lock rod 28 is pressed to turn on the LED lamp 22, so that better light illumination can be obtained, and convenience is brought to the operation of the wellhead device.

The type of the vibration alarm 19 in this embodiment is: RV 971A.

When the lock is used, a user opens the lock body 2 by using a key, the lock body 2 drives the first lock rod 3, the first lock rod 3 slides out of the sliding groove of the second lock rod 28, then a password is input on the coded lock 6, the coded lock 6 drives the second lock rod 28 to slide out of the first sliding groove 5, the second sliding block 16 is firstly pushed into the sliding groove of the first fixed shaft 13 when the first fixed shaft 13 is installed, then the first fixed shaft 13 enters the sliding groove of the first sliding block 10, the first spring 12 drags the second sliding block 16, then the door body 7 is installed on the second fixed shaft 18 in the same sequence, the plate body 24 can protect the lock body 2, the phenomenon that the lock cylinder cannot be used due to corrosion caused by rainwater under natural conditions can be prevented, some winged insects can be prevented from entering the lock cylinder to cause the lock cylinder to be unusable, vibration can be generated when the device is damaged by vibration, the alarm 19 gives an alarm when the vibration is sensed, provide warning for the staff to arrive at the processing situation in time.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an oil field well head anti-theft device, includes box (1), its characterized in that: the lower surface of the box body (1) is communicated with a pipe orifice (9), two first mounting grooves (11) are symmetrically formed in the inner side wall of the box body (1), two first sliding blocks (10) are connected to the inner side wall of each first mounting groove (11) in a sliding mode, one end of each first sliding block (10) is fixedly connected with a first spring (12), one end, far away from each first sliding block (10), of each first spring (12) is welded with a first fixing shaft (13), the outer side wall of each first fixing shaft (13) is welded with a first connecting rod (14), the outer side wall of each first connecting rod (14) is welded with a second fixing shaft (18), the inner side wall of each second fixing shaft (18) is symmetrically connected with two second sliding blocks (16) in a sliding mode, two second springs (17) are symmetrically welded inside the second fixing shafts (18), and one end of each second spring (17) is welded with one end of each second sliding block (16), the front surface welding of box (1) has lock body (2), the inside wall fixedly connected with first locking lever (3) of lock body (2), first spout (5) have been seted up to the inside wall of box (1), the lateral wall of first locking lever (3) and the inside wall sliding connection of first spout (5), the inside wall sliding connection of first spout (5) has second locking lever (28), the lateral wall sliding connection of second locking lever (28) has a door body (7), the front surface mounting of door body (7) has trick lock (6), the inside wall of trick lock (6) and the lateral wall fixed connection of second locking lever (28), the spout has been seted up to the inside wall of second locking lever (28), two second mounting grooves (15) have been seted up to the inside wall of door body (7), two the inside wall of second mounting groove (15) all with the lateral wall sliding connection of second slider (16), the welding of the inside wall of box (1) has first stopper (26), the welding of the rear surface of the door body (7) has second stopper (27), battery (21) are installed to the inside diapire of box (1).

2. The oilfield wellhead anti-theft device of claim 1, wherein: a shell (20) is welded on the inner side wall of the box body (1).

3. The oilfield wellhead anti-theft device of claim 1, wherein: four first rod bodies (8) are symmetrically welded on the lower surface of the box body (1).

4. The oilfield wellhead anti-theft device of claim 1, wherein: the front surface welding of box (1) has fixed block (23), the inside wall of fixed block (23) rotates and is connected with plate body (24).

5. The oilfield wellhead anti-theft device of claim 1, wherein: vibrations alarm (19) are installed to the inside wall of box (1), ventilation hole (25) have been seted up to the lateral wall of box (1), the electrical input of vibrations alarm (19) pass through the wire with the electrical output electric connection of battery (21).

6. The oilfield wellhead anti-theft device of claim 1, wherein: LED lamp (22) are installed to the inside roof of box (1), lateral wall fixedly connected with switch (29) of box (1), the electrical property output of switch (29) pass through the wire with the electrical property input electric connection of LED lamp (22).

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