CN213780143U

CN213780143U - Coaxial double-pointer electrical instrument

Info

Publication number: CN213780143U
Application number: CN202022519784.2U
Authority: CN
Inventors: 季兴方
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-07-23
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses a coaxial two pointer electrician's instrument belongs to instrument and meter technical field, including the instrument body, the positive top fixed mounting of instrument body has the pointer dish, the positive bottom fixed mounting of instrument body has adjust knob, the wiring mouth that is located the adjust knob both sides is seted up in the front of instrument body, the equal fixedly connected with fixed plate in both sides of instrument body, the quantity of fixed plate is four. The utility model discloses a buffer board, promote the piece, the atress piece, the slider, the combination of pressure spring, utilize drive mechanism compression pressure spring to produce elasticity through the buffer board, the elasticity of pressure spring weakens the vibrational force, conveniently eliminates and weakens external vibrational force, avoids electrician's instrument to vibrate or shake when using, and the pointer of instrument is because the vibration skew, and then can not reach the problem of measuring accuracy, has improved the detection accuracy of device, has improved measuring efficiency.

Description

Coaxial double-pointer electrical instrument

Technical Field

The utility model relates to a coaxial two pointer electrical instrument relates to instrument and meter technical field, especially relates to a coaxial two pointer electrical instrument.

Background

The instrument can be widely used in the industries of power generation, petroleum, chemical industry, transportation and the like, and aims at solving the following problems in the prior art:

1. in the prior art, the problem that an electrical instrument does not have shock absorption and shock resistance exists;

2. among the prior art, can take place vibration or shake when using to some electrical instruments, and then can not reach the use original intention of measurement accuracy, this coaxial double pointer electrical instrument's suitability worsens, consequently need carry out the structure innovation and solve specific problem.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a coaxial double-pointer electrical instrument, wherein one purpose is to have the capability of shock resistance and shock absorption and solve the problem of poor measurement accuracy caused by the vibration of the electrical instrument; wherein another kind of purpose is in order to solve the inconvenient problem of dismantling the maintenance of electrician's instrument to reach the maintenance convenience, practice thrift workman's repair time's effect.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

a coaxial double-pointer electrical instrument comprises an instrument body, wherein a pointer plate is fixedly arranged at the top end of the front surface of the instrument body, an adjusting knob is fixedly arranged at the bottom end of the front surface of the instrument body, wiring ports positioned at two sides of the adjusting knob are arranged on the front surface of the instrument body, two sides of the instrument body are fixedly connected with four fixed plates, a guide rail is fixedly connected between the two fixed plates, a slide block is movably sleeved on the guide rail, a pressure spring is fixedly connected to the side surface of the fixed plate, one end of the pressure spring is fixedly connected to the slide block, the lateral surface of the sliding block is fixedly connected with a stress block, the top end and the bottom end of the two sides of the instrument body are both fixedly connected with straight rods, the straight rod is movably sleeved with a buffer plate, the side face of the buffer plate is fixedly connected with a pushing block, and the pushing block is connected with a stress block in a sliding mode.

The utility model discloses technical scheme's further improvement lies in: the back fixedly connected with constant head tank of instrument body, the shrouding has been cup jointed in the inside activity of constant head tank, the side fixedly connected with connecting plate of shrouding, the quantity of connecting plate is two, two swing joint has the screw rod between the connecting plate, the equal activity in both ends of screw rod has cup jointed the spiral shell piece, the fixed knob that has cup jointed in the middle part of screw rod, the equal fixedly connected with transfer line in both sides of spiral shell piece, the one end of transfer line extends to the inside of constant head tank.

The utility model discloses technical scheme's further improvement lies in: the instrument comprises an instrument body and is characterized in that a clamping rod is movably connected to the top surface of the instrument body, a shielding cover is movably connected to the bottom end of the instrument body, a clamping hole is formed in the front face of the shielding cover, and the clamping hole is clamped with the clamping rod.

The utility model discloses technical scheme's further improvement lies in: the compression spring is movably sleeved outside the guide rail, and the length value of the compression spring is equal to the distance value from the sliding block to the fixed plate.

The utility model discloses technical scheme's further improvement lies in: the number of the straight rods is eight, and the eight straight rods are uniformly distributed at four corners of the two buffer plates.

The utility model discloses technical scheme's further improvement lies in: the positioning groove is provided with a rod hole matched with the transmission rod, and the rod hole is clamped with the transmission rod.

The utility model discloses technical scheme's further improvement lies in: the number of spiral shell piece is two, and opposite direction's screw thread has been seted up to the inside of two spiral shell pieces, spiral shell piece and screw rod spiral shell cup joint.

Owing to adopted above-mentioned technical scheme, the utility model discloses relative prior art, the technological progress who gains is:

1. the utility model provides a coaxial two pointer electrician's instrument, through designing ingeniously, adopt the buffer board, promote the piece, the atress piece, the slider, the combination of pressure spring, utilize drive mechanism compression pressure spring to produce elasticity through the buffer board, the elasticity of pressure spring weakens the vibrational force, the convenience is eliminated and is weakened external vibrational force, avoid electrician's instrument to vibrate or shake when using, the pointer of instrument is because the vibration skew, and then can not reach the problem of measuring accuracy, the detection accuracy of device has been improved, the efficiency of measurement has been improved.

2. The utility model provides a coaxial two pointer electrician's instrument sets up through the combination that adopts constant head tank, shrouding, transfer line, pole hole, through the joint effect of transfer pole on pole hole on the constant head tank and the shrouding, can realize that the shrouding seals the instrument body to take off the shrouding through pole hole and transfer line joint separation, conveniently overhaul the instrument body, need consume a large amount of efforts's problem when having reduced the workman and overhauing electrician's instrument, practiced thrift repair time when having improved the maintenance convenience.

Drawings

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

FIG. 2 is a rear view of the structure of the present invention;

FIG. 3 is a schematic side view of the structure of the present invention;

FIG. 4 is a schematic view of the positioning groove of the present invention

Wherein, 1, the instrument body; 2. a pointer dial; 3. adjusting a knob; 4. a wiring port; 5. a buffer plate; 6. a straight rod; 7. a shield cover; 8. a clamping hole; 9. a pressure spring; 10. a guide rail; 11. a slider; 12. a pushing block; 13. a stress block; 14. a fixing plate; 15. a clamping rod; 16. positioning a groove; 17. closing the plate; 18. a screw; 19. a knob; 20. a screw block; 21. a transmission rod; 22. a connecting plate; 23. a rod hole.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

example 1

As shown in FIGS. 1-4, the utility model provides a coaxial double-pointer electrical instrument, which comprises an instrument body 1, a pointer plate 2 is fixedly arranged at the top end of the front surface of the instrument body 1, an adjusting knob 3 is fixedly arranged at the bottom end of the front surface of the instrument body 1, wiring ports 4 positioned at two sides of the adjusting knob 3 are arranged at the front surface of the instrument body 1, fixed plates 14 are fixedly connected at two sides of the instrument body 1, the number of the fixed plates 14 is four, a guide rail 10 is fixedly connected between the two fixed plates 14, a slide block 11 is movably sleeved on the guide rail 10, a pressure spring 9 is fixedly connected at the side surface of the fixed plate 14, one end of the pressure spring 9 is fixedly connected on the slide block 11, a stress block 13 is fixedly connected at the side surface of the slide block 11, a straight rod 6 is fixedly connected at the top end and the bottom end of two sides of the instrument body 1, a buffer plate 5 is movably sleeved on the straight rod 6, a pushing block 12 is fixedly connected at the side surface of the buffer plate 5, the pushing block 12 is connected with the force bearing block 13 in a sliding way.

In this embodiment, the buffer plate 5 is driven to move by external vibration force, the buffer plate 5 drives the pushing block 12 to move, the pushing block 12 drives the stress block 13 to move, the compression spring 9 generates elastic force when the stress block 13 moves on the guide rail 10, and the elastic force of the compression spring 9 drives the buffer plate 5 to move reversely, so that the external vibration force is eliminated or weakened.

As shown in fig. 1 and 2, in this embodiment, preferably, the pressure spring 9 is movably sleeved outside the guide rail 10, a length value of the pressure spring 9 is equal to a distance value from the slider 11 to the fixing plate 14, the position of the pressure spring 9 is limited by the guide rail 10, so that the pressure spring 9 moves stably, and meanwhile, the pressure spring 9 is initially in a normal state, elastic expansion through the pressure spring 9 eliminates a vibration force, thereby avoiding vibration or shake of the electrical instrument when in use, and a pointer of the instrument shifts due to vibration, and further the problem of accuracy of measurement cannot be achieved, thereby improving detection accuracy of the device, and improving measurement efficiency.

As shown in fig. 1, 2 and 4, preferably, the back of the meter body 1 is fixedly connected with a positioning groove 16, the inside of the positioning groove 16 is movably sleeved with a sealing plate 17, the side of the sealing plate 17 is fixedly connected with two connecting plates 22, the number of the connecting plates 22 is two, a screw 18 is movably connected between the two connecting plates 22, both ends of the screw 18 are movably sleeved with screw blocks 20, the middle of the screw 18 is fixedly sleeved with a knob 19, both sides of the screw block 20 are fixedly connected with a transmission rod 21, one end of the transmission rod 21 extends into the positioning groove 16, the positioning groove 16 is provided with a rod hole 23 matched with the transmission rod 21, the rod hole 23 is clamped with the transmission rod 21, the sealing plate 17 can be sealed by the sealing plate 17 through the combined arrangement of the positioning groove 16, the sealing plate 17, the transmission rod 21 and the rod hole 23, and the clamping action of the rod hole 23 on the positioning groove 16 and the transmission rod 21 on the sealing plate 17, and take off shrouding 17 through pole hole 23 and the separation of transfer line 21 joint, conveniently overhaul instrument body 1, need consume a large amount of energy's problem when having reduced the workman and overhauing the electrician instrument, practiced thrift the repair time when having improved the maintenance convenience.

Example 2

As shown in fig. 2 and 3, on the basis of embodiment 1, the utility model provides a technical solution: top surface swing joint of instrument body 1 has kelly 15, the bottom swing joint of instrument body 1 has shielding cover 7, card hole 8 has been seted up in shielding cover 7's front, card hole 8 and kelly 15 joint, joint effect through kelly 15 and card hole 8, fix shielding cover 7, make shielding cover 7 fix on the surface of instrument body 1, carry out the shielding protection through shielding cover 7 to dial 2 and adjust knob 3 on the instrument body 1, prevent that dust and moisture from getting into in the instrument, the normal life of instrument has been guaranteed.

Example 3

As shown in fig. 1, 2 and 3, on the basis of the embodiments 1 and 2, the utility model provides a technical solution: preferably, the quantity of straight-bar 6 is eight, eight straight-bar 6 evenly distributed are in the four corners of two buffer boards 5, the quantity of spiral piece 20 is two, opposite direction's screw thread has been seted up to the inside of two spiral pieces 20, spiral piece 20 cup joints with the screw rod 18 spiral, through evenly setting up the four corners at buffer board 5 with straight-bar 6, it is spacing to buffer board 5 through straight-bar 6, make buffer board 5 steady movement, make buffer board 5 can the atress even simultaneously, can not take place crooked when the vibration, improve the stability of structure, set up the spiral effect of spiral piece 20 and screw rod 18 simultaneously, rotating screw rod 18 drives spiral piece 20 and removes, spiral piece 20 drives transfer line 21 and removes, thereby realize the joint and the separation of transfer line 21 and pole hole 23, improve the convenience of structure.

The working principle of the coaxial double-pointer electrical instrument is described in detail below.

As shown in fig. 1-4, when in use, firstly, a measuring pen is connected from a wiring port 4, then a knob 3 is adjusted, the measuring pen is placed at a designated position for measurement, a measured value is read from a pointer disc 2, when the external vibration is caused, the vibration force drives a buffer plate 5 to move, the buffer plate 5 drives a pushing block 12 to move, the pushing block 12 drives a stress block 13 to move, the stress block 13 compresses a compression spring 9 to generate an elastic force when moving on a guide rail 10, the elastic force of the compression spring 9 drives the buffer plate 5 to move reversely, so as to eliminate or weaken the external vibration force, after in use, a shielding cover 7 is covered on the front of an instrument body 1, then a clamping rod 15 is clamped into a clamping hole 8, so as to fix the shielding cover 7, as shown in fig. 2 and 4, when in need of maintenance, a rotary knob 19 drives a screw rod 18 to rotate, the screw rod 18 and a screw block 20 to spirally act, so as to drive the screw block 20 to move, the screw block 20 drives the transmission rod 21 to move, the transmission rod 21 moves to withdraw from the rod hole 23, the sealing plate 17 is taken out of the positioning groove 16 at the moment, so that the inside of the instrument body 1 is overhauled, after the overhaul is completed, the sealing plate 17 is placed into the positioning groove 16, and the knob 19 is rotated reversely to drive the transmission rod 21 to be clamped into the rod hole 23 again.

The present invention has been described in detail with reference to the above general description, but it will be apparent to one of ordinary skill in the art that modifications and improvements can be made to the invention. Therefore, modifications or improvements without departing from the spirit of the invention are within the scope of the invention.

Claims

1. The utility model provides a coaxial two pointer electrical instrument, includes instrument body (1), its characterized in that: the instrument comprises an instrument body (1), wherein a pointer disc (2) is fixedly mounted at the front top end of the instrument body (1), an adjusting knob (3) is fixedly mounted at the front bottom end of the instrument body (1), wiring ports (4) located on two sides of the adjusting knob (3) are formed in the front side of the instrument body (1), fixing plates (14) are fixedly connected to two sides of the instrument body (1), four fixing plates (14) are fixedly connected between the two fixing plates (14), a sliding block (11) is movably sleeved on the guiding rail (10), a pressure spring (9) is fixedly connected to the side surface of each fixing plate (14), one end of each pressure spring (9) is fixedly connected to each sliding block (11), a stress block (13) is fixedly connected to the side surface of each sliding block (11), and straight rods (6) are fixedly connected to the top end and the bottom end of each instrument body (1), the buffer plate (5) is movably sleeved on the straight rod (6), the side face of the buffer plate (5) is fixedly connected with a pushing block (12), and the pushing block (12) is in sliding connection with the stress block (13).

2. A coaxial dual-pointer electrical meter according to claim 1, wherein: the back fixedly connected with constant head tank (16) of instrument body (1), shrouding (17) have been cup jointed in the inside activity of constant head tank (16), the side fixedly connected with connecting plate (22) of shrouding (17), the quantity of connecting plate (22) is two, two swing joint has screw rod (18) between connecting plate (22), spiral shell piece (20) have been cup jointed in the equal activity in both ends of screw rod (18), the fixed cover in middle part of screw rod (18) has connect knob (19), the equal fixedly connected with transfer line (21) in both sides of spiral shell piece (20), the one end of transfer line (21) extends to the inside of constant head tank (16).

3. A coaxial dual-pointer electrical meter according to claim 1, wherein: the instrument is characterized in that a clamping rod (15) is movably connected to the top surface of the instrument body (1), a shielding cover (7) is movably connected to the bottom end of the instrument body (1), a clamping hole (8) is formed in the front face of the shielding cover (7), and the clamping hole (8) is connected with the clamping rod (15) in a clamped mode.

4. A coaxial dual-pointer electrical meter according to claim 1, wherein: the compression spring (9) is movably sleeved outside the guide rail (10), and the length value of the compression spring (9) is equal to the distance value from the sliding block (11) to the fixed plate (14).

5. A coaxial dual-pointer electrical meter according to claim 1, wherein: the number of the straight rods (6) is eight, and the eight straight rods (6) are uniformly distributed at four corners of the two buffer plates (5).

6. A coaxial dual-pointer electrical meter according to claim 2, wherein: and a rod hole (23) matched with the transmission rod (21) is formed in the positioning groove (16), and the rod hole (23) is clamped with the transmission rod (21).

7. A coaxial dual-pointer electrical meter according to claim 2, wherein: the number of the screw blocks (20) is two, the threads in opposite directions are arranged in the two screw blocks (20), and the screw blocks (20) are in screw sleeve connection with the screw rod (18).