CN214793774U - Adjustable safety valve test bed - Google Patents
Adjustable safety valve test bed Download PDFInfo
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- CN214793774U CN214793774U CN202120660151.5U CN202120660151U CN214793774U CN 214793774 U CN214793774 U CN 214793774U CN 202120660151 U CN202120660151 U CN 202120660151U CN 214793774 U CN214793774 U CN 214793774U
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- limiting
- safety valve
- turntable
- telescopic rod
- valve test
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Abstract
The utility model discloses an adjustable safety valve test bed, which comprises a bed body, a turntable, a limiting pipe, a telescopic rod, a linkage assembly, a first telescopic part and a second telescopic part, wherein the turntable can be rotatably arranged on the bed body; the turntable is provided with a plurality of first guide holes, and the limiting pipe is vertically positioned in the first guide holes in a sliding manner; the telescopic rod is slidably positioned in the limiting pipe, and the upper end of the telescopic rod is provided with a pressing part; the linkage assembly is arranged at the bottom of the turntable and connected with the limiting pipe; the first telescopic part is arranged at the bottom of the turntable and connected with any limiting pipe; the bottom of the rotary table is fixedly connected with a guide piece, and the end part of the telescopic rod is provided with a limiting piece; the rotary turntable is arranged on the table body, so that the rotating angle of the rotary turntable can be adjusted, and a safety valve clamped on the rotary turntable can be tested at multiple angles; through setting up the linkage subassembly to combine first flexible part to realize the synchronous linear motion of many spacing pipes, with the realization is to the area quick adjustment of clamping plane, effectively improves and presss from both sides tight efficiency.
Description
Technical Field
The utility model relates to a relief valve test technical field, concretely relates to relief valve test bench with adjustable.
Background
The safety valve plays a safety protection role in the system, and after the safety valve is produced, a test needs to be carried out to verify whether various performance indexes of the safety valve meet the use requirements. When the safety valve is tested, the safety valve is generally clamped on a test bed through a clamping device for testing; the existing test bed generally cannot rotate after clamping the safety valve, a plurality of clamping parts on the clamping device cannot be synchronously linked, the safety valve needs to be independently adjusted, and the clamping efficiency of the safety valve is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the weak point that exists in the above-mentioned technique, provide a relief valve test bench with adjustable, aim at solving the problem of above-mentioned test bench to the tight inefficiency of clamp of relief valve.
The utility model provides an adjustable safety valve test bed, which comprises a bed body, a turntable, a limiting pipe, a telescopic rod, a linkage assembly, a first telescopic part and a second telescopic part, wherein the turntable is rotatably arranged on the bed body; the turntable is provided with a plurality of first guide holes, and the limiting pipe is vertically positioned in the first guide holes in a sliding manner; the telescopic rod is slidably positioned in the limiting pipe, and the upper end of the telescopic rod is provided with a pressing part; the linkage assembly is arranged at the bottom of the turntable and connected with the limiting pipe; the first telescopic part is arranged at the bottom of the turntable and is connected with any limiting pipe; the bottom of the rotary table is fixedly connected with a guide piece, the end part of the telescopic rod is provided with a limiting piece, and the guide piece is connected with the limiting piece through the second telescopic part; still including being used for right the carousel carries out the spacing angle modulation subassembly of turned angle.
Furthermore, a second guide hole is formed in the guide piece, right facing the first guide hole in the vertical direction, and the limiting pipe is located in the second guide hole.
Further, the linkage assembly comprises a central gear and a toothed bar, and the central gear is rotatably arranged at the center of the bottom of the turntable; one end of the toothed bar is connected to the limiting pipe, and the other end of the toothed bar is in meshing transmission with the central gear.
Furthermore, the number of the limiting pipes is four, and the four limiting pipes are arranged on the turntable at an angle of 90 degrees along the horizontal direction; the four toothed bars are meshed and connected with the central gear at an angle of 90 degrees along the horizontal direction, so that the four limiting pipes can synchronously contract and extend.
Further, the angle adjusting assembly comprises an annular ratchet wheel and a pawl, the annular ratchet wheel is arranged at the bottom of the rotary table, the pawl is hinged to the bottom of the table body, and one side of the pawl is connected with a return spring.
Furthermore, the limiting part is of a cross structure, a strip-shaped limiting hole is formed in the limiting part and is right opposite to the first guide hole in the vertical direction, and the telescopic rod is located in the strip-shaped limiting hole.
Furthermore, the inner wall of the first guide hole is provided with a first limiting groove, a first limiting wheel is rotatably sleeved on the limiting pipe, and the first limiting wheel is located in the first limiting groove.
Furthermore, a second limiting groove is formed in the inner wall of the strip-shaped limiting hole, a second limiting wheel is rotatably sleeved on the telescopic rod, and the second limiting wheel is located in the second limiting groove; the end part of the telescopic rod is also provided with a round limiting block.
Furthermore, the turntable is rotatably arranged on the table body through balls.
Further, the first telescopic part and the second telescopic part are electric push rods or pneumatic push rods.
Compared with the prior art, the method has the following beneficial effects:
the utility model provides an adjustable safety valve test bed, which can adjust the rotation angle of a rotary table by arranging the rotary table on a bed body, so as to realize multi-angle test of a safety valve clamped on the rotary table; through setting up the linkage subassembly to combine first flexible part to realize the synchronous linear motion of many spacing pipes, with the realization is to the area quick adjustment on clamping plane, effectively improves and presss from both sides tight efficiency, and presss from both sides tight precision height, and the centre of a circle department that the tight center of clamp that remains the portion that compresses tightly all the time lies in the carousel.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive effort.
Fig. 1 is a schematic view of an adjustable safety valve test bed according to the present invention;
FIG. 2 is a schematic view of a bench body of an adjustable safety valve test bench of the present invention;
FIG. 3 is a bottom schematic view of an adjustable safety valve test bed according to the present invention;
fig. 4 is a schematic view of a linkage assembly of an adjustable safety valve test bed according to the present invention;
fig. 5 is a schematic enlarged partial view of a part a of an adjustable safety valve test bed according to the present invention;
fig. 6 is a schematic enlarged view of a part B of an adjustable safety valve test bed according to the present invention;
fig. 7 is a schematic diagram of a local enlargement C of the adjustable safety valve test bed of the present invention.
In the figure, 1-stage body; 2-a turntable; 3-a limiting pipe; 4, a telescopic rod; 5-a linkage assembly; 6-a first telescopic member; 7-a second telescopic member; 8-a guide; 9-an angle adjustment assembly; 10-a stopper; 21-a first guide hole; 22-a first limit groove; 31-a first spacing wheel; a 32-direction stopper; 40-a compression part; 41-a second limiting wheel; 42-a circular stopper; 43-strip-shaped limiting protrusions; 51-sun gear; 52-toothed bar; 81-a second pilot hole; 91-ring ratchet wheel; 92-a pawl; 93-a return spring; 101-a strip-shaped limiting hole; 102-second limiting groove.
Detailed Description
In order to make the structure and features and advantages of the present invention easier to understand, preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings:
example 1:
as shown in fig. 1 to 7, the utility model provides an adjustable safety valve test bed, which comprises a bed body 1, a turntable 2, a limiting pipe 3, a telescopic rod 4, a linkage component 5, a first telescopic component 6 and a second telescopic component 7, wherein the turntable 2 can be rotatably arranged on the bed body 1 to adjust the angle of the turntable 2 by rotating on the bed body 1, so as to facilitate the rotation of each position of the safety valve; the turntable 2 is provided with a plurality of first guide holes 21, and the limiting pipe 3 is vertically positioned in the first guide holes 21 in a sliding manner; the telescopic rod 4 is slidably positioned in the limiting pipe 3, the upper end of the telescopic rod 4 is provided with a wedge-shaped pressing part 40, so that the clamping area is adjusted through the horizontal linear motion of the limiting pipe 3, and the pressing part 40 presses the flange surface of the safety valve through the telescopic motion of the telescopic rod 4; the linkage assembly 5 is arranged at the bottom of the turntable 2 and connected with the limiting tubes 3, so that synchronous movement of the limiting tubes 3 is realized through the linkage assembly 5, and the effect of quickly adjusting the clamping area is realized; the first telescopic part 6 is arranged at the bottom of the turntable 2 and connected with any limiting pipe 3, so that the first telescopic part 6 controls the movement of any limiting pipe 3 to combine with the linkage assembly 5 to realize the synchronous movement of the limiting pipes 3; the bottom of the turntable 2 is fixedly connected with a guide piece 8 through a support rod, and the end part of the telescopic rod 4 is movably provided with a limiting piece 10; the guide member 8 is connected with the limiting member 10 through the second telescopic member 7, so that the limiting member 10 is driven to perform lifting motion through the telescopic motion of the second telescopic member 7; still including being used for carrying out the spacing angle adjusting part 9 of turned angle to carousel 2 to carry out the spacing after the angle modulation to carousel 2 through angle adjusting part 9.
Specifically, a second guide hole 81 is formed in the position, right opposite to the first guide hole 21, of the guide member 8 in the vertical direction, the limiting pipe 3 is located in the second guide hole 81 to perform secondary limiting on the limiting pipe 3, and the lower end of the limiting pipe 3 is located in the second guide hole 81 to enable the limiting pipe 3 to perform linear motion along the limiting hole; further, a square limiting block is arranged in the second guide hole 81 on the limiting pipe 3 to limit the horizontal rotation of the limiting pipe 3 through the direction limiting block 32.
Specifically, the angle adjusting assembly 9 includes an annular ratchet 91 and a pawl 92, the annular ratchet 91 is disposed at the bottom of the turntable 2, the pawl 92 is hinged to the bottom of the table body 1, and one side of the pawl 92 is connected with a return spring 93 to return the pawl 92 through the return spring 93, so that the turntable 2 rotates around one direction all the time to perform angle adjustment.
Specifically, locating part 10 is "cross" word structure, just is equipped with the spacing hole of bar 101 to first guiding hole 21 department along vertical direction on the locating part 10, and telescopic link 4 is located the spacing hole of bar 101 to carry on spacingly through the spacing hole of bar 101 to telescopic link 4, so that telescopic link 4 can be stable carry out linear motion in the spacing hole of bar 101 in, rely on second extensible part 7 to promote it and carry out elevating movement, press from both sides tightly and loosen the flange face to the relief valve.
Specifically, the rotary table 2 is rotatably provided on the table body 1 through balls, so that the rotary table 2 can rotate on the table body 1 to adjust the angle of the safety valve.
Specifically, the first telescopic part 6 and the second telescopic part 7 are electric push rods or pneumatic push rods, so that the limiting pipe 3 is pushed by the electric push rods or the pneumatic push rods to perform linear telescopic motion and the telescopic rod 4 is pushed to perform lifting motion.
Example 2:
as shown in fig. 3 and 4, in combination with the technical solution of embodiment 1, in this embodiment, the linkage assembly 5 includes a central gear 51 and a rack 52, the central gear 51 is rotatably disposed at the center of the bottom of the turntable 2 through a bearing; one end of the rack bar 52 is fixedly connected to the limiting pipe 3, and the other end of the rack bar 52 is in meshed transmission with the central gear 51 to pass through.
Specifically, four limiting tubes 3 are arranged on the turntable 2, and the four limiting tubes 3 are arranged on the turntable 2 at an angle of 90 degrees along the horizontal direction; the four toothed bars 52 are engaged with the central gear 51 at an angle of 90 degrees in the horizontal direction, so that the four limit tubes 3 can perform synchronous contraction and extension movements.
Example 3:
as shown in fig. 5 and 7, in combination with the technical solution of embodiment 2, in this embodiment, the inner wall of the first guide hole 21 is provided with a first limiting groove 22, the limiting tube 3 is rotatably sleeved with a first limiting wheel 31, and the first limiting wheel 31 is located in the first limiting groove 22, so that the limiting tube 3 is limited in the first guide hole 21 by the first limiting wheel 31, and the limiting tube 3 can only perform horizontal linear motion without performing vertical lifting motion.
Specifically, a second limiting groove 102 is formed in the inner wall of the strip-shaped limiting hole 101, a second limiting wheel 41 is rotatably sleeved on the telescopic rod 4, and the second limiting wheel 41 is located in the second limiting groove 102 so as to limit the end of the telescopic rod 4 through the second limiting wheel 41, so that the second telescopic part 7 pushes the limiting part 10 to drive the telescopic rod 4 to move up and down in the telescopic process; the end part of the telescopic rod 4 is also provided with a circular limiting block 42 so as to carry out secondary limiting on the tail end of the telescopic rod 4 through the circular limiting block 42 and reduce the pulling force of the wedge-shaped pressing part 40 on the second limiting wheel 41 when being tightly clamped on the flange surface of the safety valve; further, the telescopic rod 4 is vertically provided with a strip-shaped limiting protrusion 43, and the telescopic rod 4 is limited to rotate in the limiting pipe 3 through the strip-shaped limiting protrusion 43.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications to the technical solution of the present invention without departing from the scope of the technical solution of the present invention, or to modify equivalent embodiments with equivalent variations. Therefore, any modification, equivalent change and modification of the above embodiments according to the present invention are all within the protection scope of the present invention.
Claims (10)
1. An adjustable safety valve test bed is characterized by comprising a bed body (1), a rotary table (2), a limiting pipe (3), a telescopic rod (4), a linkage assembly (5), a first telescopic part (6) and a second telescopic part (7), wherein the rotary table (2) is rotatably arranged on the bed body (1); the turntable (2) is provided with a plurality of first guide holes (21), and the limiting pipe (3) is vertically positioned in the first guide holes (21) in a sliding manner; the telescopic rod (4) is slidably positioned in the limiting pipe (3), and a pressing part (40) is arranged at the upper end of the telescopic rod (4); the linkage assembly (5) is arranged at the bottom of the turntable (2) and is connected with the limiting pipe (3); the first telescopic part (6) is arranged at the bottom of the rotary table (2) and is connected with any limiting pipe (3); the bottom of the rotary table (2) is fixedly connected with a guide piece (8), the end part of the telescopic rod (4) is provided with a limiting piece (10), and the guide piece (8) is connected with the limiting piece (10) through the second telescopic part (7); the rotary table further comprises an angle adjusting component (9) used for limiting the rotation angle of the rotary table (2).
2. The adjustable safety valve test stand according to claim 1, characterized in that a second guide hole (81) is provided on the guide member (8) in a position facing the first guide hole (21) in the vertical direction, and the limiting tube (3) is located in the second guide hole (81).
3. The adjustable safety valve test stand according to claim 2, characterized in that the linkage assembly (5) comprises a central gear (51) and a rack bar (52), the central gear (51) being rotatably arranged at the center of the bottom of the rotary disc (2); one end of the toothed bar (52) is connected to the limiting pipe (3), and the other end of the toothed bar (52) is in meshing transmission with the central gear (51).
4. The adjustable safety valve test stand according to claim 3, characterized in that the number of the limiting tubes (3) is four, and four limiting tubes (3) are arranged on the turntable (2) at an angle of 90 ° in the horizontal direction; the four gear rods (52) are meshed and connected with the central gear (51) at an angle of 90 degrees along the horizontal direction, so that the four limiting pipes (3) can synchronously contract and extend.
5. The adjustable safety valve test bench according to claim 1, characterized in that the angle adjusting assembly (9) comprises an annular ratchet wheel (91) and a pawl (92), the annular ratchet wheel (91) is arranged at the bottom of the turntable (2), the pawl (92) is hinged at the bottom of the bench body (1), and a return spring (93) is connected to one side of the pawl (92).
6. The adjustable safety valve test bed according to claim 1, wherein the limiting member (10) is of a cross-shaped structure, a strip-shaped limiting hole (101) is formed in the limiting member (10) opposite to the first guide hole (21) in the vertical direction, and the telescopic rod (4) is located in the strip-shaped limiting hole (101).
7. The adjustable safety valve test bed according to claim 1, wherein the inner wall of the first guide hole (21) is provided with a first limiting groove (22), a first limiting wheel (31) is rotatably sleeved on the limiting pipe (3), and the first limiting wheel (31) is positioned in the first limiting groove (22).
8. The adjustable safety valve test bed according to claim 6, wherein the inner wall of the strip-shaped limiting hole (101) is provided with a second limiting groove (102), a second limiting wheel (41) is rotatably sleeved on the telescopic rod (4), and the second limiting wheel (41) is positioned in the second limiting groove (102); the end part of the telescopic rod (4) is also provided with a round limiting block (42).
9. The adjustable safety valve test stand according to claim 7, characterized in that the rotary disc (2) is rotatably arranged on the stand body (1) by means of balls.
10. The adjustable safety valve test stand according to claim 1, characterized in that the first (6) and the second (7) telescopic part are electric or pneumatic pushrods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120660151.5U CN214793774U (en) | 2021-03-31 | 2021-03-31 | Adjustable safety valve test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120660151.5U CN214793774U (en) | 2021-03-31 | 2021-03-31 | Adjustable safety valve test bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214793774U true CN214793774U (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120660151.5U Active CN214793774U (en) | 2021-03-31 | 2021-03-31 | Adjustable safety valve test bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214793774U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544165A (en) * | 2022-02-14 | 2022-05-27 | 湖北航捷机电科技有限公司 | Portable hydraulic servo valve fault diagnosis tester |
-
2021
- 2021-03-31 CN CN202120660151.5U patent/CN214793774U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544165A (en) * | 2022-02-14 | 2022-05-27 | 湖北航捷机电科技有限公司 | Portable hydraulic servo valve fault diagnosis tester |
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