Movement pressure gauge with double-sided display

Abstract

The utility model discloses a double-sided display movement pressure gauge, which comprises a gauge body, the bottom end of the gauge body is fixedly communicated with a connecting pipe, the upper part of the inner frame of the gauge body is fixedly connected with a dial plate, and the axis part of the dial plate is provided with a rotating cap. According to the double-sided display movement pressure gauge, after the arc sheet connected to the front end of the bent strip receives the swing force of the bent strip, the tooth column meshed with the arc sheet is controlled to rotate, the torsion spring inner ring connected to the lower portion of the outer wall of the tooth column is in butt joint with the bottom sheet, and meanwhile the bottom sheet and the back face of the dial plate are fixed into a whole, so that after the pressure is reduced, the rotation of the tooth column is controlled. The inner ring of the torsion spring controls the tooth column to reset to measure the pressure again, after the tooth column rotates, the pointer connected with one end of the tooth column can conduct scale indication on the dial plate portion of the dial plate, and the pressing piece connected to the top end of the axis rod of the tooth column is used for assembling the whole frame.

Description

Technical Field

[0001] The utility model relates to the technical field of a double-sided display movement pressure gauge, in particular to a double-sided display movement pressure gauge. Background Art

[0002] A pressure gauge is an instrument that uses an elastic element as a sensitive element to measure and indicate pressure higher than the ambient pressure. It is widely used in almost all industrial processes and scientific research fields, and can be seen everywhere in thermal pipelines, oil and gas transmission, water and gas supply systems, vehicle repair and maintenance shops, etc.

[0003] For example, patent publication number 202221510566.5 is a movement structure for a double-sided display of a pressure gauge and a pressure gauge, and the key points of its technical solution are: the movement structure includes a pointer shaft and a first chassis and a second chassis arranged relatively to each other, a gear and a coil spring are provided on the pointer shaft, the two ends of the pointer shaft pass through the first chassis and the second chassis respectively, the first chassis and the second chassis are connected by a support, the support is fixedly connected to the free end of the coil spring, a fan gear is provided between the first chassis and the second chassis, the fan gear is respectively hinged to the first chassis and the second chassis on both sides, and the fan gear is meshed with the gear at the same time; the utility model can make the pointer of the pressure gauge driven by the same gear to rotate, and rotate the same angle on the front and back sides of the pressure gauge, so as to facilitate the simultaneous display of both sides of the pressure gauge with consistent display accuracy, the structure is simple and compact, the size is small and light, and it is convenient for installation in special demand environments.

[0004] In the above, for the design of the double-sided pressure gauge, the variable disks at both ends are directly connected through a main shaft. However, the existing technical solution does not design two sets of variable disks, but instead designs the variable disk from a single double-track variable disk for property detection. At the same time, the spring reset problem during the detection will lead to the final detection performance. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a double-sided display movement pressure gauge.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a movement pressure gauge with a double-sided display, comprising a meter body, the bottom end of the meter body is fixedly connected with a taking-up pipe, the upper part of the inner frame of the meter body is fixedly connected with a dial, the axial part of the dial is equipped with a rotating cap, one end of the taking-up pipe passes through the bottom end of the meter body and is fixedly connected with a connecting cavity seat, the connecting cavity seat is fixed to the bottom end of the inner cavity of the meter body, the drainage end of the connecting cavity seat is equipped with a taking-up pipe seat, one end of the taking-up pipe seat is equipped with an elastic tube, the front end of the elastic tube is fixedly connected with a groove block, the inner cavity of the groove block is provided with an elastic cavity, the front end notch part of the groove block is hinged with an articulated block, the front end extending part of the articulated block is connected to a twist, and the outer wall of the twist is rotatably connected with a connecting strip, one end of the connecting strip is provided with a hinge head, the outer wall of the hinge head is rotatably connected to the opening part of the connecting strip, and one end of the connecting strip is fixedly connected with a bent strip.

[0007] As a further description of the above technical solution:

[0008] The front end of the bent bar is fixedly connected with a bent piece, and the front end of the bent piece is fixedly connected with an arc sheet.

[0009] As a further description of the above technical solution:

[0010] A base plate is fixedly connected to the back of the dial, a tooth column is rotatably connected to the axial center of the base plate, a torsion spring is installed on the outer wall of the tooth column, an arc piece is arranged on one side of the torsion spring, the arc piece is meshed with the tooth column, and a tooth column is fixedly connected in the inner ring of the torsion spring.

[0011] As a further description of the above technical solution:

[0012] The front end of the arc piece is in an arc shape, and a tooth opening is provided on the arc surface.

[0013] As a further description of the above technical solution:

[0014] A pin is installed at the axial center of the tooth column, and a pressing sheet is installed at the top of the pin.

[0015] As a further description of the above technical solution:

[0016] The left and right sides of the pressing plate are fixedly connected with side pieces, and the upper surfaces of the two groups of side pieces are installed with connecting columns. The bottoms of the connecting columns penetrate the upper surfaces of the side pieces and are fixedly connected to the back of the dial.

[0017] As a further description of the above technical solution:

[0018] The bending strip is in a curved shape, the rear end of the bending piece is a triangle, and a connecting column is arranged at the front end of the triangle.

[0019] The utility model has the following beneficial effects:

[0020] 1. Compared with the prior art, the double-sided display movement pressure gauge enters the flow channel in the inner cavity of the connection cavity seat through the pipe, and the flow channel and the elastic tube are connected, so that the liquid impacts the elastic tube to expand, and the groove block connected to one end of the elastic tube is used to connect the hinge block at the notch, and at the same time, the connecting strip connected to one end of the hinge block cooperates with the hinge head to drive the bending strip to swing, which is used for the rotation control of the pointer.

[0021] 2. Compared with the prior art, this movement pressure gauge with a double-sided display controls the rotation of the gear column of the arc piece connected to the front end of the bending bar after receiving the swing force of the bending bar. The inner ring of the torsion spring connected to the lower part of the outer wall of the gear column is connected to the bottom plate, and the bottom plate and the back of the dial are fixed as a whole. Therefore, after the pressure is reduced, the inner ring of the torsion spring controls the gear column to reset and measure the pressure again. After the gear column rotates, the pointer connected to one end of the gear column will indicate the scale on the dial, and the pressing plate connected to the top end of the gear column axis rod is used to assemble the overall frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a structural schematic diagram of a double-sided display movement pressure gauge body proposed by the utility model;

[0023] Figure 2 This is a schematic diagram of the internal structure of a double-sided display movement pressure gauge body proposed by the utility model;

[0024] Figure 3 This is a structural schematic diagram of a dial of a double-sided display movement pressure gauge proposed by the utility model;

[0025] Figure 4 The utility model discloses a structural schematic diagram of a spring tube of a movement pressure gauge with double-sided display.

[0026] Legend:

[0027] Watch body 1, rotating cap 2, dial 3, connecting pipe 4, connecting pipe seat 5, spring cavity 6, torsion spring 7, pressing piece 8, connecting cavity seat 9, spring tube 10, side piece 11, bending strip 12, connecting column 13, hinge head 14, connecting strip 15, groove block 16, hinge block 17, bottom plate 18, bending piece 19, arc piece 20, tooth column 21, torsion spring inner ring. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] Reference Figure 1-4 The utility model provides a double-sided display movement pressure gauge: it includes a meter body 1, the bottom end of the meter body 1 is fixedly connected with a pipe 4, the upper part of the inner frame of the meter body 1 is fixedly connected with a dial 3, the axial part of the dial 3 is installed with a rotating cap 2, one end of the pipe 4 passes through the bottom end of the meter body 1, and is fixedly connected with a connecting cavity seat 9, the connecting cavity seat 9 is fixed to the bottom end of the inner cavity of the meter body 1, and the drainage end of the connecting cavity seat 9 is installed with a pipe seat 5, one end of the pipe seat 5 is installed with an elastic tube 10, the front end of the elastic tube 10 is fixedly connected with a groove block 16, the inner cavity of the groove block 16 is provided with an elastic cavity 6, the front end notch of the groove block 16 is hinged with an articulated block 17, the front end extension part of the articulated block 17 is connected to the twist, and the outer wall of the twist is rotatably connected with a connecting strip 15, one end of the connecting strip 15 is provided with an articulated head 14, the outer wall of the articulated head 14 is connected to the connecting The opening part of the strip 15 is rotatably connected, one end of the connecting strip 15 is fixedly connected to the bent strip 12, the front end of the bent strip 12 is fixedly connected to the bent piece 19, the front end of the bent piece 19 is fixedly connected to the arc piece 20, the back of the dial 3 is fixedly connected to the bottom film 18, the axial part of the bottom film 18 is rotatably connected to the tooth column 21, the liquid enters the flow channel part in the inner cavity of the connection cavity seat 9 through the connecting pipe 4, and the flow channel and the elastic tube 10 are connected, so that the liquid impacts the elastic tube 10 for elastic expansion, the groove block 16 connected to one end of the elastic tube 10 is used to connect the hinge block 17 at the notch, and at the same time, the connecting strip 15 connected to one end of the hinge block 17 cooperates with the hinge head 14 to drive the bent strip 12 to swing, and the arc piece 20 connected to the front end of the bent strip 12 will control the tooth column 21 meshed with the arc piece 20 to rotate after receiving the swing force of the bent strip 12.

[0030] Reference Figure 2-4The outer wall of the tooth column 21 is provided with a torsion spring 7, and an arc piece 20 is provided on one side of the torsion spring 7. The arc piece 20 is meshed with the tooth column 21. The inner ring of the torsion spring 7 is fixedly connected with the tooth column 21. The front end of the arc piece 20 is arc-shaped, and a tooth opening is provided on the arc surface. A pin is installed at the axial center of the tooth column 21, and a pressing piece 8 is installed at the top of the pin. The left and right sides of the pressing piece 8 are fixedly connected with side pieces 11. The upper surfaces of the two sets of side pieces 11 are both provided with connecting columns 13, and the bottom of the connecting column 13 penetrates the side pieces. The upper surface of 11 is fixedly connected with the back of the dial 3, the bent strip 12 is bent, the rear end of the bent piece 19 is a triangle, and a connecting column 13 is provided at the front end of the triangle, the torsion spring inner ring 22 connected to the lower part of the outer wall of the tooth column 21 is connected to the bottom plate 18, and the bottom plate 18 and the back of the dial 3 are fixed as a whole, so that after the pressure is reduced, the torsion spring inner ring 22 controls the tooth column 21 to reset and measure the pressure again. After the tooth column 21 rotates, the pointer connected to one end of the tooth column 21 will indicate the scale on the dial part of the dial 3.

[0031] Working principle: liquid enters the flow channel in the inner cavity of the connection cavity seat 9 through the pipe 4, and the flow channel and the elastic tube 10 are connected, so that the liquid impacts the elastic tube 10 to expand, and the groove block 16 connected to one end of the elastic tube 10 is used to connect the hinge block 17 at the notch. At the same time, the connecting strip 15 connected to one end of the hinge block 17 cooperates with the hinge head 14 to drive the bending strip 12 to swing. After the arc piece 20 connected to the front end of the bending strip 12 receives the swing force of the bending strip 12, it will control The gear column 21 meshed with the arc piece 20 rotates, and the inner ring 22 of the torsion spring connected to the lower part of the outer wall of the gear column 21 is connected to the bottom plate 18. At the same time, the bottom plate 18 and the back of the dial 3 are fixed as a whole. Therefore, after the pressure is reduced, the inner ring 22 of the torsion spring controls the gear column 21 to reset and measure the pressure again. After the gear column 21 rotates, the pointer connected to one end of the gear column 21 will indicate the scale on the dial part of the dial 3. The pressing piece 8 connected to the top end of the axial rod of the gear column 21 is used to assemble the overall frame.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A double-sided display movement pressure gauge, comprising a gauge body (1), characterized in that: The bottom end of the meter body (1) is fixedly connected to a connecting pipe (4); the upper part of the inner frame of the meter body (1) is fixedly connected to a dial (3); a rotating cap (2) is installed at the axial center of the dial (3); one end of the connecting pipe (4) passes through the bottom end of the meter body (1) and is fixedly connected to a connecting cavity seat (9); the connecting cavity seat (9) is fixed to the bottom end of the inner cavity of the meter body (1); a connecting pipe seat (5) is installed at the drainage end of the connecting cavity seat (9); one end of the connecting pipe seat (5) is installed with a spring tube (10); the spring tube (10) is A groove block (16) is fixedly connected to the front end, an elastic cavity (6) is arranged in the inner cavity of the groove block (16), a hinge block (17) is hingedly connected to the front notch of the groove block (16), a front end extension of the hinge block (17) is connected to a twist, and the outer wall of the twist is rotatably connected to a connecting strip (15), one end of the connecting strip (15) is provided with a hinge head (14), the outer wall of the hinge head (14) is rotatably connected to the opening of the connecting strip (15), and one end of the connecting strip (15) is fixedly connected to a bent strip (12).

2. A double-sided display movement pressure gauge according to claim 1, characterized in that: The front end of the bent strip (12) is fixedly connected to a bent piece (19), and the front end of the bent piece (19) is fixedly connected to an arc piece (20).

3. The double-sided display movement pressure gauge according to claim 1, characterized in that: The back of the dial (3) is fixedly connected to a base plate (18), the axis of the base plate (18) is rotatably connected to a tooth column (21), a torsion spring (7) is installed on the outer wall of the tooth column (21), an arc piece (20) is arranged on one side of the torsion spring (7), the arc piece (20) is meshed with the tooth column (21), and the tooth column (21) is fixedly connected in the inner ring of the torsion spring (7).

4. A double-sided display movement pressure gauge according to claim 3, characterized in that: The front end of the arc piece (20) is arc-shaped, and a tooth opening is provided on the arc surface.

5. The double-sided display movement pressure gauge according to claim 3, characterized in that: A pin is installed at the axial center of the tooth column (21), and a pressing sheet (8) is installed at the top of the pin.

6. A double-sided display movement pressure gauge according to claim 5, characterized in that: The left and right sides of the pressing plate (8) are fixedly connected to side plates (11), and the upper surfaces of the two groups of side plates (11) are installed with connecting columns (13), and the bottom of the connecting column (13) passes through the upper surface of the side plate (11) and is fixedly connected to the back of the dial (3).

7. The double-sided display movement pressure gauge according to claim 1, characterized in that: The bent strip (12) is bent, the rear end of the bent piece (19) is a triangle, and a connecting column (13) is provided at the front end of the triangle.

Images