Pressure gauge calibrating device convenient to replace

Abstract

The utility model belongs to the technical field of pressure gauge verification, and particularly relates to a pressure gauge verification device convenient to replace, which comprises a fixed screw rod, a cross-shaped fixed frame is fixedly arranged at one end of the fixed screw rod, a cross-shaped movable groove is fixedly formed in one surface of the cross-shaped fixed frame, and one surface of the cross-shaped movable groove is slidably connected with one end of a movable rod. The number of the movable rods is four, the other ends of the four movable rods are fixedly connected with one ends of the clamping plates, and then the clamping plates can move along with sliding of the movable rods in the cross-shaped movable grooves. A cross-shaped fixing frame is arranged, a cross-shaped movable groove is formed in one face of the cross-shaped fixing frame and slidably connected with four movable rods, the four movable rods are arranged at the four ends of the cross-shaped movable groove respectively, a fixing suction cup is arranged in the center of the cross-shaped movable groove, one end of each movable rod is connected with a clamping plate, and the clamping plates are arc-shaped clamping plates. And therefore, the clamping plate can move along with the movable rod when the movable rod moves, and adjustment can be carried out more conveniently according to the size of the pressure gauge.

Description

Technical Field

[0001] The utility model belongs to the technical field of pressure gauge verification, and more specifically, particularly relates to a pressure gauge verification device which is easy to replace. Background Art

[0002] Pressure instruments are common measuring instruments, widely used in various fields. They can intuitively display the pressure changes in each process link, gain insight into the formation of conditions in the product or medium flow, monitor safety trends in the production process, and through automatic interlocking or sensing devices, build a rapid and reliable safety guarantee, playing an important role in preventing accidents and protecting personal and property safety. Pressure gauges are mandatory inspection instruments with a calibration cycle of half a year, so they are generally tested at a unified time and batch, and need to be replaced during testing. The existing pressure gauge calibration device is troublesome to replace, resulting in delays and affecting work efficiency. Therefore, we propose a pressure gauge calibration device that is easy to replace. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model provides a pressure gauge calibration device that is easy to replace to solve the problems raised in the above background technology.

[0004] To achieve the above purpose, the utility model is implemented by the following technical solutions: a pressure gauge calibration device that is easy to replace, including a fixed screw, one end of which is fixed with a cross fixing frame, one side of which is fixed with a cross movable groove, and one side of which is slidably connected to one end of the movable rod

[0005] The movable rods are fixedly provided with four and the other ends of the four movable rods are fixedly connected to one end of the clamping plate, so that the clamping plate can move along with the sliding of the movable rods in the cross movable groove.

[0006] Preferably, a bolt column is fixedly provided at one end of the splint, a bolt hole is fixedly opened on the outer wall of the bolt column and a fixing rope is bolted through the bolt hole, the fixing rope is made of elastic material, and a fixing suction cup is fixedly provided on one side of the cross fixing frame.

[0007] Preferably, the outer wall of one end of the fixing screw is threadedly connected to a screw hole fixedly provided on one side of the column, and a fastening nut is fixedly provided on one side of the column and the fastening nut is threadedly connected to the fixing screw.

[0008] Preferably, two upright posts are fixedly provided and both upright posts are fixedly provided on the top surface of the base, a pressure device is fixedly provided on the top surface of the base, and a solenoid valve is fixedly provided on the top surface of the pressure device.

[0009] Preferably, a pressure supply pipe is fixedly provided on one side of the pressure device, the pressure supply pipe passes through a fixing seat and a three-way pipe is fixedly provided on one end, and both ends of the three-way pipe are threadedly connected to one end of a pressure supply pipe.

[0010] Preferably, an external thread is fixedly provided on the outer wall of one end of the pressure supply pipe, a fixing ring is fixedly provided on the outer wall of the pressure supply pipe, a reinforcing plate is fixedly provided on the outer wall of the fixing ring, a telescopic rod is fixedly provided on the top surface of the reinforcing plate and a movable clamp is fixedly provided on the top end of the telescopic rod.

[0011] The utility model provides a pressure gauge calibration device that is easy to replace and has the following beneficial effects:

[0012] 1. The utility model is provided with a cross fixing frame, one side of which is provided with a cross movable groove and the cross movable groove is slidably connected to four movable rods, the four movable rods are respectively provided at the four ends of the cross movable groove, a fixed suction cup is provided at the center of the cross movable groove, one end of the movable rod is connected to a clamping plate, and the clamping plate is provided as an arc clamping plate, so that when the movable rod moves, the clamping plate can move with it, so that it is more convenient to adjust according to the size of the pressure gauge, and the back of the pressure gauge is adsorbed on the fixed suction cup, so that the pressure gauge is more firm, thereby improving the structural stability and convenience of the equipment. By providing a bolt column, when the clamping plate fixes the pressure gauge, the staff passes the fixed rope through the bolt column, and then the relative fixed ropes are tied to each other, so that the pressure gauge can be reinforced, and the fixed rope is made of elastic material so that the fixed rope can be used according to the actual size, thereby improving the structural convenience and stability of the equipment.

[0013] 2. The utility model provides a tee pipe, the three ends of which are respectively threadedly connected to the pressure delivery pipe and the two pressure supply pipes, so that the pressure device can send pressure to the two pressure supply pipes through the pressure delivery pipe. The provision of the two pressure supply pipes makes it possible to calibrate two pressure gauges at the same time, thereby improving the working efficiency and convenience of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of the utility model from the right side;

[0015] Figure 2 This is a schematic diagram of the overall structure of the utility model from the left;

[0016] Figure 3 This is a schematic diagram of the overall structure of the pressure device of the utility model;

[0017] Figure 4 It is a schematic diagram of the overall structure of the column of the utility model.

[0018] In the figure: 1. base; 2. pressure device; 3. solenoid valve; 4. fixing seat; 5. pressure pipe; 6. tee pipe; 7. pressure pipe; 8. fixing ring; 9. external thread; 10. column; 11. fixing screw; 12. fastening nut; 13. cross fixing frame; 14. fixing suction cup; 15. cross movable groove; 16. movable rod; 17. splint; 18. bolt column; 19. fixing rope; 20. reinforcement plate; 21. telescopic rod. DETAILED DESCRIPTION

[0019] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0020] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] See also Figures 1 to 4 The utility model provides a technical solution: a pressure gauge calibration device that is easy to replace, including a fixed screw 11, one end of the fixed screw 11 is fixedly provided with a cross fixing frame 13, one side of the cross fixing frame 13 is fixedly provided with a cross movable groove 15, one side of the cross movable groove 15 is slidably connected to one end of the movable rod 16

[0023] Four movable rods 16 are fixedly provided, and the other ends of the four movable rods 16 are fixedly connected to one end of the clamping plate 17 , so that the clamping plate 17 can move along with the sliding of the movable rods 16 in the cross movable groove 15 .

[0024] By setting a cross fixing frame 13, a cross movable groove 15 is opened on one side of the cross fixing frame 13, and the cross movable groove 15 is slidably connected to four movable rods 16, and the four movable rods 16 are respectively arranged at the four ends of the cross movable groove 15. A fixed suction cup 14 is provided at the center of the cross movable groove 15, and one end of the movable rod 16 is connected to a clamping plate 17, and the clamping plate 17 is set as an arc clamping plate, so that when the movable rod 16 moves, the clamping plate 17 can move along with it, so that it is more convenient to adjust according to the size of the pressure gauge, and the back of the pressure gauge is adsorbed on the fixed suction cup 14, so that the pressure gauge is more firm, thereby improving the structural stability and convenience of the equipment.

[0025] A bolt column 18 is fixedly provided at one end of the clamp plate 17 , a bolt hole is fixedly provided on the outer wall of the bolt column 18 , and a fixing rope 19 is bolted through the bolt hole. The fixing rope 19 is made of elastic material. A fixing suction cup 14 is fixedly provided on one side of the cross fixing frame 13 .

[0026] By setting the bolt 18, when the clamp 17 fixes the pressure gauge, the staff passes the fixing rope 19 through the bolt 18, and then the relative fixing ropes 19 are tied to each other, so that the pressure gauge can be reinforced, and the fixing ropes 19 are made of elastic material so that the fixing ropes 19 can be used according to the actual size, thereby improving the convenience and stability of the structure of the equipment.

[0027] The outer wall of one end of the fixing screw 11 is threadedly connected to a screw hole fixedly provided on one side of the column 10 . A fastening nut 12 is fixedly provided on one side of the column 10 and the fastening nut 12 is threadedly connected to the fixing screw 11 .

[0028] Two columns 10 are fixedly provided and both of the columns 10 are fixedly provided on the top surface of the base 1 . A pressure device 2 is fixedly provided on the top surface of the base 1 . A solenoid valve 3 is fixedly provided on the top surface of the pressure device 2 .

[0029] A pressure delivery pipe 5 is fixedly provided on one side of the pressure device 2 . The pressure delivery pipe 5 passes through the fixing seat 4 and a tee pipe 6 is fixedly provided on one end of the pressure delivery pipe 5 . Both ends of the tee pipe 6 are threadedly connected to one end of a pressure supply pipe 7 .

[0030] By setting a three-way pipe 6, the three ends of the three-way pipe 6 are respectively threadedly connected to the pressure pipe 5 and the two pressure supply pipes 7, so that the pressure device 2 can send pressure to the two pressure supply pipes 7 through the pressure pipe 5. The setting of the two pressure supply pipes 7 makes it possible to calibrate two pressure gauges at the same time, thereby improving the working efficiency and convenience of the equipment.

[0031] An external thread 9 is fixedly arranged on the outer wall of one end of the pressure supply pipe 7, a fixing ring 8 is fixedly arranged on the outer wall of the pressure supply pipe 7, a reinforcing plate 20 is fixedly arranged on the outer wall of the fixing ring 8, a telescopic rod 21 is fixedly arranged on the top surface of the reinforcing plate 20, and a movable clamp is fixedly arranged on the top end of the telescopic rod 21.

[0032] By setting a fixing ring 8, the fixing ring 8 is arranged on the outer wall of the pressure supply pipe 7 and is fixedly provided with a reinforcement plate 20, and a telescopic rod 21 is provided on the top surface of the reinforcement plate 20. When the equipment is in use, the telescopic length of the telescopic rod 21 is adjusted to adjust the position of the movable clamp, so as to achieve the effect of the movable clamp clamping the pressure gauge, thereby improving the structural stability and convenience of the equipment.

[0033] The specific usage and function of this embodiment are as follows: a cross movable groove 15 is provided on one side of the cross fixing frame 13, and the cross movable groove 15 is slidably connected to four movable rods 16, and the four movable rods 16 are respectively arranged at the four ends of the cross movable groove 15, and a fixed suction cup 14 is provided at the center of the cross movable groove 15, and one end of the movable rod 16 is connected to a clamping plate 17, and the clamping plate 17 is set as an arc clamping plate, so that when the movable rod 16 moves, the clamping plate 17 can move with it, so that it is more convenient to adjust according to the size of the pressure gauge, and the back of the pressure gauge is adsorbed on the fixed suction cup 14, so that the pressure gauge is more firm. When the clamping plate 17 fixes the pressure gauge, the staff passes the fixed rope 19 through the bolt column 18, and then the fixed ropes 19 relative to each other They are tied together, so that the pressure gauge can be reinforced, and the fixing rope 19 is made of elastic material so that the fixing rope 19 can be used according to the actual size. The three ends of the tee pipe 6 are respectively threadedly connected to the pressure pipe 5 and the two pressure supply pipes 7, so that the pressure device 2 can send pressure to the two pressure supply pipes 7 through the pressure pipe 5. The arrangement of the two pressure supply pipes 7 makes it possible to calibrate the two pressure gauges at the same time. The fixing ring 8 is arranged on the outer wall of the pressure supply pipe 7 and a reinforcement plate 20 is fixedly provided. A telescopic rod 21 is provided on the top surface of the reinforcement plate 20. When the equipment is in use, the telescopic length of the telescopic rod 21 is adjusted to adjust the position of the movable clamp, so as to achieve the effect of the movable clamp clamping the pressure gauge, thereby improving the structural stability and convenience of the equipment.

[0034] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A pressure gauge calibration device that is easy to replace, comprising a fixing screw (11), characterized in that: A cross fixing frame (13) is fixedly provided at one end of the fixing screw rod (11), a cross movable groove (15) is fixedly provided on one side of the cross fixing frame (13), and one side of the cross movable groove (15) is slidably connected to one end of a movable rod (16). Four movable rods (16) are fixedly provided, and the other ends of the four movable rods (16) are fixedly connected to one end of a clamping plate (17), so that the clamping plate (17) can move along with the sliding of the movable rod (16) in the cross movable groove (15).

2. The pressure gauge calibration device that is easy to replace according to claim 1 is characterized in that: A bolt post (18) is fixedly provided at one end of the clamping plate (17), a bolt hole is fixedly provided on the outer wall of the bolt post (18) and a fixing rope (19) is bolted through the bolt hole, the fixing rope (19) is made of elastic material, and a fixing suction cup (14) is fixedly provided on one side of the cross fixing frame (13).

3. The pressure gauge calibration device that is easy to replace according to claim 1 is characterized in that: The outer wall of one end of the fixing screw (11) is threadedly connected to a screw hole fixedly provided on one side of the column (10); a fastening nut (12) is fixedly provided on one side of the column (10), and the fastening nut (12) is threadedly connected to the fixing screw (11).

4. The easily replaceable pressure gauge calibration device according to claim 3, characterized in that: Two upright posts (10) are fixedly provided and both upright posts (10) are fixedly provided on the top surface of the base (1); a pressure device (2) is fixedly provided on the top surface of the base (1); and a solenoid valve (3) is fixedly provided on the top surface of the pressure device (2).

5. The easily replaceable pressure gauge calibration device according to claim 4, characterized in that: A pressure delivery pipe (5) is fixedly provided on one side of the pressure device (2), the pressure delivery pipe (5) passes through the fixing seat (4) and a three-way pipe (6) is fixedly provided on one end, and both ends of the three-way pipe (6) are threadedly connected to one end of a pressure supply pipe (7).

6. The easily replaceable pressure gauge calibration device according to claim 5, characterized in that: An external thread (9) is fixedly provided on the outer wall of one end of the pressure supply pipe (7), a fixing ring (8) is fixedly provided on the outer wall of the pressure supply pipe (7), a reinforcing plate (20) is fixedly provided on the outer wall of the fixing ring (8), a telescopic rod (21) is fixedly provided on the top surface of the reinforcing plate (20), and a movable clamp is fixedly provided on the top end of the telescopic rod (21).

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