CN213560361U - Quick repairing and cleaning tool for pressure gauge thread - Google Patents
Quick repairing and cleaning tool for pressure gauge thread Download PDFInfo
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- CN213560361U CN213560361U CN202021518312.9U CN202021518312U CN213560361U CN 213560361 U CN213560361 U CN 213560361U CN 202021518312 U CN202021518312 U CN 202021518312U CN 213560361 U CN213560361 U CN 213560361U
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- semicircular
- sleeve body
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- clamp arm
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Abstract
The utility model belongs to the technical field of the pressure measurement, especially, relate to a clearance instrument is restoreed fast to manometer screw thread. The quick repairing device can quickly repair damaged threads of the pressure gauge and quickly remove residual sundries on the threads of the connector. The clamp comprises a left clamp arm, a right clamp arm and a clamping part, wherein the left clamp arm and the right clamp arm are hinged with each other; the clamping part comprises two semicircular screw die structures arranged in a mirror image manner; when the left tong arm and the right tong arm are held by hand to clamp, the two semicircular die structures are contacted and combined into a circular die to clamp the pressure gauge.
Description
Technical Field
The utility model belongs to the technical field of the pressure measurement, especially, relate to a clearance instrument is restoreed fast to manometer screw thread.
Background
The pressure gauge is used for indicating pressure values in pressure containers, pipelines, equipment and the like, is very commonly applied and almost extends to all the fields of industrial production and scientific research. The method is widely available in the fields of petrochemical industry, biological pharmacy, heating power pipe networks, oil and gas transmission, water supply and gas supply and the like. Especially in the industrial process control and technical measurement process, the elastic sensitive element of the pressure gauge has the characteristics of high mechanical strength, convenient production and the like, so that the pressure gauge is more and more widely applied. The accuracy of the indication value of the pressure gauge is related to various aspects such as production safety, control precision, product quality and the like, so that the JJG52-2013 clearly specifies that the ordinary pressure gauge needs to be calibrated once every half year.
At present, to measure and test the pressure gauge, the pressure gauge must be firstly detached from the installed equipment and then connected to a test standard for testing.
During the disassembly process, damage to the threads often occurs due to improper operation or improper threading. Meanwhile, the connecting part of the pressure gauge installed on the equipment needs to be sealed, so that impurities such as a hemp thread, a raw material tape, a sealant and the like can be remained at the joint thread, and the thread can be damaged. This situation can cause the manometer to fail to connect to the test standard, making the test impossible, and can also cause the manometer to fail to be reinstalled onto the original equipment.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a quick repairing and cleaning tool for a pressure gauge thread, which can quickly repair the damaged thread of the pressure gauge and quickly clean residual impurities on the joint thread.
In order to achieve the purpose, the invention adopts the following technical scheme, which is characterized by comprising a left clamp arm, a right clamp arm and a clamping part, wherein the left clamp arm and the right clamp arm are hinged with each other, and the clamping part is connected with the left clamp arm and the right clamp arm.
The clamping part comprises two semicircular screw die structures arranged in a mirror image manner; when the left tong arm and the right tong arm are held by hand to clamp, the two semicircular die structures are contacted and combined into a circular die to clamp the pressure gauge.
Furthermore, the left clamp arm is connected with the right clamp arm through a hinge shaft, and a gap is reserved between the left clamp arm and the right clamp arm in the axial direction of the hinge shaft.
Furthermore, semicircle form die structure includes the semicircle cover body of diameter side opening, installs the semicircle die in the cover body, semicircle die and the detachable connection of semicircle cover body.
Furthermore, the semicircular sleeve body is provided with two edges for limiting the semicircular dies, one end of the semicircular sleeve body is provided with one edge, and the other end of the semicircular sleeve body is provided with the other edge; the edge is collinear with the semicircle diameter, one end of the edge is connected with the semicircle sleeve body, and the other end of the edge extends towards the circle center.
Furthermore, the semicircular arc sleeve body is also provided with a locking bolt, the bolt penetrates through the semicircular arc sleeve body and tightly pushes a semicircular screw die in the sleeve body, and the screw die is limited in the sleeve body through the locking bolt and the edge; the screw depth of the locking bolt screwed into the sleeve body is adjusted to achieve the purpose of tightly supporting or loosening the threading die.
Furthermore, when the semicircular screw die is arranged in the semicircular sleeve body, the length of the edge meets the requirement that the screw thread of the screw die is not shielded by the semicircular sleeve body.
Furthermore, the hardness of the material of the clamping part is higher than that of the material of the thread clamping end of the pressure gauge.
Compared with the prior art, the invention has the beneficial effects.
Current manometer has screw thread 8 ~ 10 circles, and usually whether repair or clearance all need return to rotatory 8 ~ 10 circles after rotatory 8 ~ 10 circles and just can accomplish, the utility model discloses a split type high rigidity standard thread mould, two halves are to pressing from both sides the mode, can realize clamping fast and accomplishing the operation to clearing up and prosthetic manometer screw thread.
Drawings
The invention is further described with reference to the following figures and detailed description. The scope of the invention is not limited to the following expressions.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the present invention in use.
FIG. 3 is a schematic view of FIGS. 2A-A of the present invention.
Fig. 4 is a perspective view illustrating a use state of the present invention.
Fig. 5 is a top view of the invention of fig. 4.
In the figure, 1 is a left clamp arm, 2 is a right clamp arm, 3 is a semicircular arc sleeve body, 4 is a semicircular screw die, 5 is a pressure gauge, 6 is a locking bolt, 7 is an edge, and 8 is a gap.
Detailed Description
As shown in fig. 1-5, the present invention comprises a left clamp arm and a right clamp arm hinged to each other, and a clamping portion connected to the left clamp arm and the right clamp arm; the clamping part comprises two semicircular screw die structures arranged in a mirror image manner; when the left tong arm and the right tong arm are held by hand to clamp, the two semicircular die structures are contacted and combined into a circular die to clamp the pressure gauge.
The left clamp arm and the right clamp arm are used as a lever ratio variable connecting mechanism. Specifically, the left clamp arm and the right clamp arm are arranged in a crossed mode and hinged to the crossed point to form a lever ratio variable connecting mechanism.
Preferably, the left clamp arm and the right clamp arm are connected through a hinge shaft, and a gap is reserved between the left clamp arm and the right clamp arm in the axial direction of the hinge shaft.
Preferably, the semicircular die structure comprises a semicircular arc sleeve body with a diameter side opening and a semicircular die arranged in the sleeve body, and the semicircular die is detachably connected with the semicircular arc sleeve body.
The cover body is fixedly connected with the clamp arm, and the cover body is arranged, so that semicircular dies (with different lower bands) of different models can be selected and changed according to the model of the pressure gauge, and the dies are marked with thread dies, so that the tool has higher applicability.
More preferably, the semicircular sleeve body is provided with two edges for limiting the semicircular dies, one end of the semicircular sleeve body is provided with one edge, and the other end of the semicircular sleeve body is provided with the other edge; the edge is collinear with the semicircle diameter, one end of the edge is connected with the semicircle sleeve body, and the other end of the edge extends towards the circle center.
More preferably, the semicircular arc sleeve body is further provided with a locking bolt, the bolt penetrates through the semicircular arc sleeve body and tightly pushes against a semicircular screw die in the sleeve body, and the screw die is limited in the sleeve body through the locking bolt and the edge; the screw depth of the locking bolt screwed into the sleeve body is adjusted to achieve the purpose of tightly supporting or loosening the threading die.
More preferably, when the semicircular screw die is installed in the semicircular sleeve body, the length of the edge satisfies that the screw thread of the screw die is not shielded by the outside of the semicircular sleeve body.
More preferably, the hardness of the material of the clamping part is higher than that of the threaded clamping end of the pressure gauge.
The utility model belongs to supporting utility tool who uses in the pressure measurement field, this instrument both can repair the manometer and dismantle the joint screw thread that the in-process damaged, (for example, the joint screw thread of manometer is owing to dismantle burr etc. appears, and this instrument is higher because hardness, in the centre gripping in-process, can get rid of burr etc..) can play the material of sealed effect when installing again such as the hemp line on the manometer joint screw thread, raw material area, sealed glue. When the tool clamps the thread of the pressure gauge head, the twine, the raw adhesive tape, the sealant and the like on the tool are removed. The method provides great convenience for measurement detection and recovery installation of the pressure gauge.
Specifically, the split type high-hardness standard threaded mold adopts a split type structure, and the mode that two molds are oppositely clamped into a whole is utilized, so that the ultra-fast clamping of the mold and the threads of the pressure gauge can be realized, and related operations can be completed; the use of high-hardness materials can reduce abrasion during repairing damaged threads and ensure repairing and cleaning effects; the standard thread can ensure that the pressure gauge thread is restored to the original state after repair or cleaning. The variable lever ratio connecting mechanism utilizes the lever principle, so that the force between the thread die and the thread of the pressure gauge can be increased, and the operation intensity of an operator is reduced; at coupling mechanism's articulated little clearance of department design, like fig. 2, can make standard thread mould and manometer screw thread contact fine adjustment space occasionally, guarantee can not harm the manometer screw thread.
General manometer has screw thread 8 ~ 10 circles, and usually whether repair or clearance all need return to rotatory 8 ~ 10 circles after rotatory 8 ~ 10 circles and just can accomplish, the utility model discloses a split type high rigidity standard thread mould, two halves are to pressing from both sides the mode, can realize clamping fast and accomplishing the operation to clearing up and prosthetic manometer screw thread.
The screw thread of the pressure gauge can be repaired and cleaned without rotating by 180 degrees after being clamped, and the working efficiency is greatly improved.
The lever ratio variable connecting mechanism (the clamp arm) utilizes the lever principle, so that an operator can ensure the tight connection between the thread mold and the thread with small force, and the use convenience is improved.
Because the connecting mechanism reserves the clearance, the damaged screw thread can be repaired while the intact screw thread is used as the guide in the screw thread repairing process, thereby not only protecting the intact screw thread, but also achieving the purpose of repairing the damaged screw thread.
The cover body adopts the clamping structure that the bolt and the limiting edge are combined, and threaded molds of different specifications and models can be replaced according to use requirements, so that the purpose that one tool can repair and clean threads of different specifications is realized, and the universality of the tool is improved.
It should be understood that the detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can be modified or substituted equally to achieve the same technical effects; as long as the use requirements are met, the method is within the protection scope of the invention.
Claims (7)
1. The quick repairing and cleaning tool for the thread of the pressure gauge is characterized by comprising a left clamp arm, a right clamp arm and a clamping part, wherein the left clamp arm and the right clamp arm are hinged with each other;
the clamping part comprises two semicircular screw die structures arranged in a mirror image manner; when the left tong arm and the right tong arm are held by hand to clamp, the two semicircular die structures are contacted and combined into a circular die to clamp the pressure gauge.
2. The quick repair and cleaning tool for pressure gauge threads according to claim 1, characterized in that: the left clamp arm is connected with the right clamp arm through a hinge shaft, and a gap is reserved between the left clamp arm and the right clamp arm in the axial direction of the hinge shaft.
3. The quick repair and cleaning tool for pressure gauge threads according to claim 1, characterized in that: the semicircular screw die structure comprises a semicircular arc sleeve body with a diameter side opening and a semicircular screw die arranged in the sleeve body, and the semicircular screw die is detachably connected with the semicircular arc sleeve body.
4. The quick repair and cleaning tool for pressure gauge threads according to claim 3, characterized in that: the semicircular sleeve body is provided with two edges for limiting the semicircular dies, one end of the semicircular sleeve body is provided with one edge, and the other end of the semicircular sleeve body is provided with the other edge; the edge is collinear with the semicircle diameter, one end of the edge is connected with the semicircle sleeve body, and the other end of the edge extends towards the circle center.
5. The quick repair and cleaning tool for pressure gauge threads according to claim 4, characterized in that: the semicircular sleeve body is also provided with a locking bolt, the bolt penetrates through the semicircular sleeve body and tightly pushes against a semicircular screw die in the sleeve body, and the screw die is limited in the sleeve body through the locking bolt and the edge; the screw depth of the locking bolt screwed into the sleeve body is adjusted to achieve the purpose of tightly supporting or loosening the threading die.
6. The quick repair and cleaning tool for pressure gauge threads according to claim 4 or 5, characterized in that: when the semicircular screw die is arranged in the semicircular arc sleeve body, the length of the edge meets the requirement that the thread of the screw die is not shielded by the semicircular arc sleeve body.
7. The quick repair and cleaning tool for pressure gauge threads according to claim 1, characterized in that: the material hardness of the clamping part is higher than that of the thread clamping end of the pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021518312.9U CN213560361U (en) | 2020-07-28 | 2020-07-28 | Quick repairing and cleaning tool for pressure gauge thread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021518312.9U CN213560361U (en) | 2020-07-28 | 2020-07-28 | Quick repairing and cleaning tool for pressure gauge thread |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213560361U true CN213560361U (en) | 2021-06-29 |
Family
ID=76552304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021518312.9U Active CN213560361U (en) | 2020-07-28 | 2020-07-28 | Quick repairing and cleaning tool for pressure gauge thread |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213560361U (en) |
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2020
- 2020-07-28 CN CN202021518312.9U patent/CN213560361U/en active Active
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