CN210141956U - Transmission mechanism of pressure gauge - Google Patents
Transmission mechanism of pressure gauge Download PDFInfo
- Publication number
- CN210141956U CN210141956U CN201921149670.4U CN201921149670U CN210141956U CN 210141956 U CN210141956 U CN 210141956U CN 201921149670 U CN201921149670 U CN 201921149670U CN 210141956 U CN210141956 U CN 210141956U
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- Prior art keywords
- gear
- pressure
- pipe
- oil
- transmission mechanism
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 24
- 230000005540 biological transmission Effects 0.000 title claims abstract description 21
- 238000002347 injection Methods 0.000 claims abstract description 14
- 239000007924 injection Substances 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 10
- 239000004519 grease Substances 0.000 abstract description 6
- 230000001050 lubricating effect Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a transmission mechanism of a pressure gauge, belonging to the technical field of pressure gauges; a transmission mechanism of a pressure gauge comprises a connecting pipe, a shell, a pressure pipe and a gear, wherein the gear is fixedly connected to a rotating shaft; the gear teeth are meshed with the gear, and the piston is connected to the air outlet of the pressure pipe in a sliding manner; a push rod for connecting to the piston; one end of the clamping plate is fixedly connected with the push rod, and the other end of the clamping plate is connected in the sliding groove in a sliding manner; one end of the return spring is connected with the fixed plate, and the other end of the return spring is connected with the rotating shaft; the oil injection groove is connected to the shell; the upper end of the oil pipe is hermetically connected with the oil injection groove, and the lower end of the oil pipe is positioned at the joint of the gear and the gear teeth; the utility model discloses an injection lubricating grease in the oiling groove to the shell top to the pressure of injection rifle backs down the ball sealer, thereby in the through-hole runner oil pipe on the lubricating grease baffle, thereby through oil piping transportation to the junction of gear and the teeth of a cogwheel, thereby can reduce the wearing and tearing of gear and the teeth of a cogwheel, can make ball sealer automatic re-setting seal through the pressure spring.
Description
Technical Field
The utility model relates to a manometer technical field especially relates to a drive mechanism of manometer.
Background
The pressure gauge is an instrument which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the environmental pressure, is very common in application, almost extends to all the fields of industrial processes and scientific researches, is visible everywhere in the fields of heating power pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance and repair shops and the like, and is more and more widely applied due to the characteristics of high mechanical strength, convenient production and the like of the elastic sensitive element of the mechanical pressure gauge in the industrial process control and technical measurement process.
In the pressure gauge in the current market, a gear transmission mechanism adopted inside the pressure gauge can generate certain abrasion after being meshed for a long time, so that the measurement precision can be reduced after the pressure gauge is used for a long time, and therefore the transmission mechanism of the pressure gauge is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects in the prior art and providing a transmission mechanism of a pressure measuring meter.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a drive mechanism of manometer, includes connecting pipe, shell, pressure pipe, connecting pipe fixed connection is in the bottom of shell, the pressure pipe is located the shell and installs on the connecting pipe, still includes
A fixing plate for coupling within the housing;
the rotating shaft is rotatably connected to the fixed plate;
the gear is fixedly connected to the rotating shaft;
the driving rod is rotationally connected to the fixing plate through a pin shaft, one end of the driving rod is provided with a sliding chute, the other end of the driving rod is connected with gear teeth, and the gear teeth are meshed with the gear;
the piston is connected with the air outlet of the pressure pipe in a sliding way;
a push rod for connecting to the piston;
one end of the clamping plate is fixedly connected with the push rod, and the other end of the clamping plate is connected in the sliding groove in a sliding manner;
one end of the return spring is connected with the fixed plate, and the other end of the return spring is connected with the rotating shaft;
the oil injection groove is connected to the shell;
and the upper end of the oil pipe is hermetically connected with the oil filling groove, and the lower end of the oil pipe is positioned at the joint of the gear and the gear teeth.
Preferably, sliding connection has the ball sealer in the oiling groove, fixedly connected with baffle in the oiling groove, be equipped with the oil leak hole on the baffle, the ball sealer is located the baffle top, be connected with the pressure spring between ball sealer and the baffle.
Preferably, the fixing plate is provided with a clamping strip corresponding to the oil pipe.
Preferably, a vent hole is arranged in the connecting pipe, and the vent hole is communicated with the pressure pipe.
Preferably, the shell is provided with an instrument panel, the rotating shaft is rotatably connected with the shell, the instrument panel is connected with a pointer, and the pointer is fixedly connected with the rotating shaft.
Compared with the prior art, the utility model provides a drive mechanism of manometer possesses following beneficial effect:
1. the transmission mechanism of the pressure gauge firstly connects the device to the position to be detected through the connecting pipe, at the moment, the air pressure is transmitted to the pressure pipe through the vent hole to drive the piston to move, thereby the driving rod rotates when the push rod pushes the clamping plate, so that the gear teeth are meshed with the gear, the rotating shaft rotates, besides the scheme, the elastic deformation generated by the pressure pipe can be utilized to drive the driving rod to rotate, after long-time use, the precision is low due to serious abrasion of the gear and the gear teeth, after the gear and the gear teeth are used for a period of time, lubricating grease is injected into the oil injection groove at the top of the shell, thereby the pressure of the injection gun pushes the sealing ball open, the lubricating grease flows into the oil pipe through the through hole on the baffle, thereby carry to the junction of gear and the teeth of a cogwheel through oil pipe to can reduce the wearing and tearing of gear and teeth of a cogwheel, can make the ball sealer self-resetting seal through the pressure spring.
Drawings
Fig. 1 is a schematic structural view of a transmission mechanism of a pressure gauge according to the present invention;
fig. 2 is a schematic view of an internal structure of a transmission mechanism of a pressure gauge according to the present invention;
fig. 3 is a schematic diagram of an internal structure of a transmission mechanism of a pressure gauge according to the present invention;
fig. 4 is a schematic diagram of an internal structure of a transmission mechanism of a pressure gauge according to the present invention;
fig. 5 is a schematic structural diagram of a portion a in a transmission mechanism diagram 2 of a pressure gauge according to the present invention;
fig. 6 is a schematic structural diagram of a part B in the transmission mechanism diagram 3 of the pressure gauge according to the present invention.
In the figure: 1. a connecting pipe; 101. a vent hole; 102. a pressure pipe; 1021. a piston; 1022. a push rod; 1023. clamping a plate; 2. a housing; 201. an instrument panel; 3. a fixing plate; 301. a drive rod; 3011. a chute; 3012. gear teeth; 302. a rotating shaft; 3021. a return spring; 3022. a gear; 4. an oil injection groove; 401. a sealing ball; 402. a pressure spring; 403. a baffle plate; 404. clamping the strip; 405. and (4) an oil pipe.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-6, a transmission mechanism of a pressure gauge comprises a connecting pipe 1, a housing 2, a pressure pipe 102, wherein the connecting pipe 1 is fixedly connected to the bottom of the housing 2, the pressure pipe 102 is positioned in the housing 2 and is arranged on the connecting pipe 1, and the transmission mechanism also comprises
A fixing plate 3 for coupling within the housing 2;
a rotating shaft 302 rotatably connected to the fixing plate 3;
a gear 3022 fixedly connected to the rotating shaft 302;
the driving rod 301 is rotatably connected to the fixing plate 3 through a pin shaft, one end of the driving rod 301 is provided with a chute 3011, the other end of the driving rod 301 is connected with a gear 3012, and the gear 3012 is meshed with the gear 3022;
a piston 1021, slidably connected to the outlet of the pressure tube 102;
a push rod 1022 for connection to the piston 1021;
one end of the clamping plate 1023 is fixedly connected with the push rod 1022, and the other end of the clamping plate 1023 is connected in the sliding groove 3011 in a sliding manner;
a return spring 3021 having one end connected to the fixed plate 3 and the other end connected to the rotation shaft 302;
the oil injection groove 4 is connected to the shell 2;
and an oil pipe 405, the upper end of which is hermetically connected with the oil tank 4, and the lower end of which is positioned at the joint of the gear 3022 and the gear teeth 3012.
A sealing ball 401 is connected in the oil injection groove 4 in a sliding mode, a baffle 403 is fixedly connected in the oil injection groove 4, an oil leakage hole is formed in the baffle 403, the sealing ball 401 is located above the baffle 403, and a pressure spring 402 is connected between the sealing ball 401 and the baffle 403.
The fixing plate 3 is provided with a clamping strip 404 corresponding to the oil pipe 405.
A vent hole 101 is arranged in the connecting pipe 1, and the vent hole 101 is communicated with the pressure pipe 102.
An instrument panel 201 is arranged on the shell 2, the rotating shaft 302 is rotatably connected with the shell 2, a pointer is connected with the instrument panel 201, and the pointer is fixedly connected with the rotating shaft 302.
The working principle is as follows: when in use, the device is firstly connected at a position to be detected through the connecting pipe 1, at the moment, air pressure is conveyed to the pressure pipe 102 through the vent hole 101 to further drive the piston 1021 to move, so that the driving rod 301 rotates when the clamping plate 1023 is pushed through the push rod 1022, so that the gear teeth 3012 are meshed with the gear 3022, so that the rotating shaft 302 rotates, in addition to the scheme, the driving rod 301 can be driven to rotate by utilizing the elastic deformation generated by the pressure pipe 102, after long-time use, the precision is low due to the serious abrasion of the gear 3022 and the gear teeth 3012, after the device is used for a period of time, lubricating grease is injected into the oil injection groove 4 at the top of the shell 2, so that the sealing ball 401 is ejected by the pressure of an injection gun, the lubricating grease is conveyed into the through-hole flow passage oil pipe 405 on the baffle 403, so that the device is conveyed to the joint of the, the sealing ball 401 can be automatically reset to seal by the compression spring 402.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a drive mechanism of manometer, includes connecting pipe (1), shell (2), pressure pipe (102), connecting pipe (1) fixed connection is in the bottom of shell (2), pressure pipe (102) are located shell (2) and install on connecting pipe (1), its characterized in that still includes
A fixing plate (3) for connection within the housing (2);
the rotating shaft (302) is rotatably connected to the fixing plate (3);
a gear (3022) fixedly connected to the rotating shaft (302);
the driving rod (301) is rotatably connected to the fixing plate (3) through a pin shaft, a sliding groove (3011) is formed in one end of the driving rod (301), gear teeth (3012) are connected to the other end of the driving rod (301), and the gear teeth (3012) are meshed with the gear (3022);
a piston (1021) slidably connected to an outlet of the pressure tube (102);
a push rod (1022) for connection to the piston (1021);
one end of the clamping plate (1023) is fixedly connected with the push rod (1022), and the other end of the clamping plate is connected in the sliding groove (3011) in a sliding manner;
one end of the return spring (3021) is connected with the fixed plate (3), and the other end is connected with the rotating shaft (302);
the oil injection groove (4) is connected to the shell (2);
and the upper end of the oil pipe (405) is hermetically connected with the oil filling groove (4), and the lower end of the oil pipe is positioned at the joint of the gear (3022) and the gear teeth (3012).
2. The transmission mechanism of the pressure measuring meter according to claim 1, characterized in that a sealing ball (401) is slidably connected in the oil filling groove (4), a baffle (403) is fixedly connected in the oil filling groove (4), an oil leakage hole is formed in the baffle (403), the sealing ball (401) is located above the baffle (403), and a pressure spring (402) is connected between the sealing ball (401) and the baffle (403).
3. The transmission mechanism of the pressure measuring meter according to claim 2, wherein the fixing plate (3) is provided with a clamping strip (404) corresponding to the oil pipe (405).
4. A transmission mechanism of a manometer as claimed in any of claims 1-3, characterized in that a vent hole (101) is provided in the connection tube (1), said vent hole (101) communicating with the pressure tube (102).
5. The transmission mechanism of the pressure measuring meter according to any one of claims 1-3, wherein a meter panel (201) is arranged on the housing (2), the rotating shaft (302) is rotatably connected with the housing (2), and a pointer is connected with the meter panel (201) and fixedly connected with the rotating shaft (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921149670.4U CN210141956U (en) | 2019-07-22 | 2019-07-22 | Transmission mechanism of pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921149670.4U CN210141956U (en) | 2019-07-22 | 2019-07-22 | Transmission mechanism of pressure gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210141956U true CN210141956U (en) | 2020-03-13 |
Family
ID=69735814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921149670.4U Expired - Fee Related CN210141956U (en) | 2019-07-22 | 2019-07-22 | Transmission mechanism of pressure gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210141956U (en) |
-
2019
- 2019-07-22 CN CN201921149670.4U patent/CN210141956U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200309 Address after: 215000 Building 2, 116 Hefeng Road, Xukou Town, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Suzhou chengshuo Machinery Co.,Ltd. Address before: 215000 Huqiu street, Suzhou City, Jiangsu, the east side of the Social Welfare Institute of tea flower village Patentee before: SUZHOU POWER METER CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220705 Address after: 215000 east side of Chahua village social welfare home, Huqiu street, Suzhou City, Jiangsu Province Patentee after: SUZHOU POWER METER CO.,LTD. Address before: 215000 Building 2, 116 Hefeng Road, Xukou Town, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: Suzhou chengshuo Machinery Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200313 |