CN213627557U

CN213627557U - Indicator device

Info

Publication number: CN213627557U
Application number: CN202022767424.4U
Authority: CN
Inventors: 杨建权; 吴小庄; 贾建军; 张轩
Original assignee: Xinjiang GC Energy Internet Of Things Technology Co ltd
Current assignee: Xinjiang GC Energy Internet Of Things Technology Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-06
Anticipated expiration: 2030-11-25

Abstract

The indicator device is provided, a first through hole communicated with an inner cavity of a balancing weight is formed in the top surface of the balancing weight, a knob is inserted into the first through hole and comprises a rotating part and a displacement part, and a certain distance is formed between the rotating part and the top surface of the balancing weight; a second through hole and a third through hole are formed in the side face of an opening of a U-shaped groove of the counterweight block, a locking mechanism is arranged in the inner cavity and comprises a rotating shaft, a ratchet wheel, a positioning rod, a pawl, an elastic piece and a locking rope, wherein the ratchet wheel is arranged on the rotating shaft in a sliding mode, the elastic piece and the rotating shaft are coaxial, the positioning rod is fixed to the top of the inner cavity of the counterweight block and is hinged to the positioning rod, the pawl is meshed with the ratchet wheel, one end of the locking rope is fixed to the rotating shaft, and the; after the knob is pressed down to separate the ratchet wheel from the pawl, the locking rope of the rotating part is rotated to be tightened on the rotating shaft, so that the dynamometer body is locked with the sucker rod fixing clamp; the indicator device has the advantages of simple mounting and dismounting operation, no need of using a specific dismounting tool and high safety factor.

Description

Indicator device

Technical Field

The utility model relates to a show the indicator, concretely relates to show indicator device.

Background

The wireless indicator is a device for testing the load and stroke of the oil pumping unit of the oil well to calculate the operation condition of the oil pumping unit, and is widely applied to oil field sites. Due to the influences of oil field environment factors and the installation position of the indicator, the indicator adopts a battery power supply mode, and after the indicator runs for a period of time, the indicator has the requirement of replacing the battery; in addition, the abnormal conditions of the indicator are frequent due to various factors such as the variable field environment of the oil field, unstable communication of wireless equipment and the like. Therefore, in practical application, the indicator is inevitably disassembled and assembled, and because the indicator is installed on the polished rod eye of the oil pumping unit, the installation and fixation of the indicator are realized by a specific clamp at present, and the operation is very complicated and laborious; and special tools are needed during installation and disassembly; and when dismantling it, have great potential safety hazard.

SUMMERY OF THE UTILITY MODEL

To the technical problem that exists, the utility model provides a show appearance device.

In order to realize the purpose, the utility model discloses the technical scheme who takes is:

a dynamometer device comprises a dynamometer body, wherein the dynamometer body comprises a sensor and a balancing weight, and a U-shaped groove is formed in the balancing weight; the counterweight block is of a cavity structure with an inner cavity, a first through hole communicated with the inner cavity is formed in the top surface of the counterweight block, a knob is inserted in the first through hole and comprises a rotating part and a displacement part, the displacement part is inserted in the first through hole and can axially move along the first through hole, the rotating part is fixed at the top of the displacement part, and a certain distance is formed between the rotating part and the top surface of the counterweight block;

a second through hole and a third through hole are formed in the side face of an opening of a U-shaped groove of the counterweight block, the second through hole is communicated with the inner cavity, a locking mechanism is arranged in the inner cavity and comprises a rotating shaft, a ratchet wheel, a positioning rod, a pawl, an elastic piece and a locking rope, the ratchet wheel is arranged on the rotating shaft in a sliding mode, the elastic piece and the rotating shaft are coaxial, the bottom of the elastic piece is fixedly arranged on the rotating shaft, the positioning rod is fixed to the top of the inner cavity of the counterweight block and is arranged on one side of the ratchet wheel, the pawl is hinged to the positioning rod and is meshed with the ratchet wheel, one end of the locking rope is fixed to the rotating; after the knob is pressed down to cause the ratchet wheel and the pawl to be separated, the rotating part is rotated to realize that the locking rope is tightened up in the rotating shaft, so that the dynamometer body is locked with the sucker rod fixing clamp.

Further, in the indicator device, the third through hole is a threaded hole, one end of the locking rope is fixed on the rotating shaft, and the other end of the locking rope penetrates out of the second through hole to be in threaded connection with the third through hole.

Further, in the above indicator apparatus, the distance between the rotating portion and the top surface of the weight block is at least greater than the thickness of the ratchet wheel.

The embodiment of the utility model provides a beneficial effect is: the indicator body is longitudinally fixed on the beam hanger of the oil pumping unit through a fixing clamp on the beam hanger of the oil pumping unit, then the knob is pressed downwards, the displacement part axially displaces in the first through hole, when the displacement part is abutted against the ratchet wheel, the ratchet wheel is pushed to slide downwards on the rotating shaft, the elastic part is compressed until the pawl is separated from the ratchet wheel, the displacement part is synchronously inserted into the rotating shaft, the knob and the rotating shaft form a temporary integrated structure, then the rotating part is rotated to drive the rotating shaft to rotate, the locking rope is synchronously tightened on the rotating shaft and is wound on a fixing clamp of the rope hanger or the sucker rod, when the locking rope is tightened, the indicator body and the sucker rod are transversely fixed, then the downward pressure to the knob is released, the elastic piece recovers the deformation to drive the ratchet wheel to slide upwards on the rotating shaft until the ratchet wheel is meshed with the pawl again, therefore, the fixed position of the dynamometer is ensured to be fixed, and the dynamometer is required to be disassembled and operated reversely; the indicator device has the advantages of simple mounting and dismounting operation, no need of using a specific dismounting tool and further improved safety coefficient.

Drawings

Fig. 1 is a schematic view of an installation structure of the indicator device of the present invention;

FIG. 2 is an exploded view of FIG. 1;

fig. 3 is an installation front view of the indicator apparatus of the present invention;

FIG. 4 is a cross-sectional view of the locking cord of FIGS. 3A-A in an unlocked state;

FIG. 5 is an enlarged view of FIG. 4B;

FIG. 6 is a cross-sectional view of the locking cord of FIGS. 3A-A in a locked condition;

fig. 7 is an enlarged view of fig. 6C.

Reference numerals in the drawings of the specification include: the device comprises a sensor 10, a balancing weight 11, a U-shaped groove 11a, an inner cavity 11b, a first through hole 2, a rotating part 30, a displacement part 31, a second through hole 4, a third through hole 5, a rotating shaft 60, a ratchet wheel 61, a positioning rod 62, a pawl 63, an elastic piece 64, a locking rope 65, a sucker rod 7, a rope hanger 8 and a fixing clamp 9.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1: refer to fig. 1 to 7

The scheme provides a dynamometer device, which comprises a dynamometer body, wherein the dynamometer body comprises a sensor 10 and a balancing weight 11, and a U-shaped groove 11a is formed in the balancing weight 11; the counterweight block 11 is arranged into a cavity structure with an inner cavity 11b, a first through hole 2 communicated with the inner cavity 11b is formed in the top surface of the counterweight block 11, a knob is inserted into the first through hole 2 and comprises a rotating part 30 and a displacement part 31, wherein the displacement part 31 is inserted into the first through hole 2 and can axially move along the first through hole 2, the rotating part 30 is fixed at the top of the displacement part 31, and a certain distance is formed between the rotating part 30 and the top surface of the counterweight block 11 (the specific distance between the rotating part 30 and the top surface of the counterweight block 11 is at least larger than the thickness of a ratchet;

a second through hole 4 and a third through hole 5 are arranged on the side surface of the opening of the U-shaped groove 11a of the balancing weight 11, wherein the second through hole 4 is communicated with the inner cavity 11b, a locking mechanism is arranged in the inner cavity 11b, the locking mechanism specifically comprises a rotating shaft 60, a ratchet wheel 61, a positioning rod 62, a pawl 63, an elastic piece 64 and a locking rope 65, wherein the ratchet wheel 61 is arranged on the rotating shaft 60 in a sliding way, the elastic piece 64 and the rotating shaft 60 are coaxial, the bottom part is fixedly arranged on the rotating shaft 60, the positioning rod 62 is fixed at the top part of the inner cavity 11b of the balancing weight 11, and is arranged at one side of the ratchet wheel 61, the pawl 63 is hinged on the positioning rod 62 and is meshed with the ratchet wheel 61, one end of the locking rope 65 is fixed on the rotating shaft 60, and the other end penetrates through the second through hole 4 and is detachably connected with the third through hole 5 (the specific third through hole 5 is a threaded hole, one end of the locking rope 65 is fixed on the rotating shaft 60, and the other end penetrates through the second through hole 4 and is in threaded connection with the third through hole 5); so that after the knob is pressed down to disengage the ratchet wheel 61 and the pawl 63, the rotating part 30 is rotated to tighten the locking rope 65 on the rotating shaft 60, so as to lock the indicator body with the fixing clamp 9 of the sucker rod 7.

The indicator is specifically mounted and dismounted in a mode that:

mounting mode; as shown in fig. 1 to 3, the dynamometer body is flatly placed on the beam hanger 8 of the pumping unit, then the pumping rod 7 passes through the beam hanger 8 and the U-shaped groove 11a of the dynamometer body, and the fixing clamp 9 on the beam hanger 8 of the pumping unit is longitudinally fixed on the top of the U-shaped groove 11a of the dynamometer body; as shown in fig. 4 and 5, the knob is then pressed down, the displacement portion 31 is displaced axially downward in the first through hole 2, as shown in fig. 6 and 7, when the displacement portion 31 abuts against the ratchet wheel 61, the ratchet wheel 61 is initially pushed to slide downward on the rotating shaft 60, at this time, the elastic member 64 is compressed until the pawl 63 is separated from the ratchet wheel 61, the displacement portion 31 is synchronously inserted into the rotating shaft 60, the knob and the rotating shaft 60 form a temporary integrated structure, then the rotating portion 30 is rotated to drive the rotating shaft 60 to rotate, the locking rope 65 is synchronously tightened on the rotating shaft 60, the locking rope 65 surrounds the fixing clip 9 of the rope hanger 8 or the sucker rod 7, when the locking rope 65 is tightened, the indicator body is transversely fixed with the sucker rod 7, then the pressing force on the knob is removed, the elastic member 64 is deformed again to drive the ratchet wheel 61 to slide upward on the rotating shaft 60 until the ratchet wheel 61 is engaged with the pawl 63 again, so as to ensure that the fixed indicator position is fixed, when the indicator needs to be disassembled, the operation is reversed; the indicator device has the advantages of simple assembly and disassembly operation, no need of using a specific assembly and disassembly tool, and further improved safety factor.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. A dynamometer device comprises a dynamometer body, wherein the dynamometer body comprises a sensor (10) and a balancing weight (11), and a U-shaped groove (11a) is formed in the balancing weight (11); the method is characterized in that: the counterweight block (11) is of a cavity structure with an inner cavity (11b), a first through hole (2) communicated with the inner cavity (11b) is formed in the top surface of the counterweight block (11), a knob is inserted into the first through hole (2), the knob comprises a rotating part (30) and a displacement part (31), the displacement part (31) is inserted into the first through hole (2) and can axially move along the first through hole (2), the rotating part (30) is fixed to the top of the displacement part (31), and a certain distance is formed between the rotating part (30) and the top surface of the counterweight block (11);

a second through hole (4) and a third through hole (5) are arranged on the side surface of the opening of the U-shaped groove (11a) of the balancing weight (11), wherein the second through hole (4) is communicated with the inner cavity (11b), a locking mechanism is arranged in the inner cavity (11b), the locking mechanism comprises a rotating shaft (60), a ratchet wheel (61), a positioning rod (62), a pawl (63), an elastic piece (64) and a locking rope (65), wherein the ratchet wheel (61) is arranged on the rotating shaft (60) in a sliding way, the elastic piece (64) and the rotating shaft (60) have the same axle center, the bottom of the rotating shaft (60) is fixedly arranged, the positioning rod (62) is fixed at the top of the inner cavity (11b) of the balancing weight (11), is arranged at one side of the ratchet wheel (61), the pawl (63) is hinged on the positioning rod (62), one end of a locking rope (65) is fixed on the rotating shaft (60), and the other end of the locking rope penetrates through the second through hole (4) and is detachably connected with the third through hole (5); after the knob is pressed down to cause the ratchet wheel (61) and the pawl (63) to be separated, the locking rope (65) is tightened on the rotating shaft (60) when the rotating part (30) is rotated, so that the indicator body is locked with the fixing clamp (9) of the sucker rod (7).

2. The dynamometer apparatus of claim 1, wherein: the third through hole (5) is a threaded hole, one end of the locking rope (65) is fixed on the rotating shaft (60), and the other end of the locking rope penetrates out of the second through hole (4) to be in threaded connection with the third through hole (5).

3. A dynamometer apparatus according to claim 1 or 2, characterised in that: the distance between the rotating part (30) and the top surface of the balancing weight (11) is at least larger than the thickness of the ratchet wheel (61).