CN213041395U

CN213041395U - Thermal resistor installation pressure-bearing fastening device

Info

Publication number: CN213041395U
Application number: CN202021885614.XU
Authority: CN
Inventors: 闵友鸿
Original assignee: Jiangsu Kerun Instrument Co ltd
Current assignee: Jiangsu Kerun Instrument Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-04-23
Anticipated expiration: 2030-09-01

Abstract

The utility model belongs to the technical field of, especially, be a thermal resistance installation pressure-bearing fastener, including mount pad, pipeline, mounting cap, connecting block and thermal resistance, the mount pad is the cylinder, the mounting hole has been seted up to the upper surface of pipeline, the mounting hole cooperatees with the mount pad size, the screw thread through-hole has been seted up to the centre of mount pad, L type through-hole has been seted up to the both sides of mount pad, L type fly leaf has been inlayed to the inside of L type through-hole. The utility model discloses a set up first rubber seal between the inner wall of thermal resistance and connecting rod, set up second rubber seal between the inner wall of thermal resistance and go-between to second rubber seal overlaps at first rubber seal's surface, has improved the gas tightness between thermal resistance and the connecting block greatly, sets up the rubber pad in addition between installation cap and pipeline and has further improved the gas tightness between thermal resistance and the fastener, is worth generally using and promoting.

Description

Thermal resistor installation pressure-bearing fastening device

Technical Field

The utility model relates to a thermal resistor installation pressure-bearing fastener technical field specifically is a thermal resistor installation pressure-bearing fastener.

Background

Thermal resistance is one of the most commonly used temperature detectors in the medium and low temperature regions. Thermal resistance thermometry is based on the property that the resistance of a metal conductor increases with increasing temperature. Its main features are high measuring accuracy and stable performance. Among them, the platinum thermistor has the highest measurement accuracy, and is widely used in industrial temperature measurement and is made into a standard reference instrument. The thermal resistor is mostly made of pure metal materials, platinum and copper are most widely used at present, and nickel, manganese, rhodium and other materials are used for manufacturing the thermal resistor. The metal thermal resistor is made of a plurality of commonly used temperature sensing materials, and the most commonly used temperature sensing material is a platinum wire. The metal thermal resistance material for industrial measurement includes copper, nickel, iron-nickel, etc. in addition to platinum wire.

The existing thermal resistor mounting and bearing pressing and fixing device has the following problems:

1. the existing thermal resistor installation pressure-bearing fastening device needs to weld an internal thread sleeve on an installation hole of a pipeline in advance, so that the workload of workers is increased, the pipeline is easily cracked in the welding process, and greater economic loss is caused.

2. The existing thermal resistor installation pressure-bearing fastening device has poor sealing performance, and can easily cause pipeline gas leakage in the detection process, thereby bringing great trouble to detection personnel.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a thermal resistance installation pressure-bearing fastener has solved the big problem poor with the leakproofness of work load among the prior art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a thermal resistor installation pressure-bearing fastening device comprises an installation seat, a pipeline, an installation cap, a connecting block and a thermal resistor, wherein the installation seat is a cylinder, an installation hole is formed in the upper surface of the pipeline and matched with the installation seat in size, a threaded through hole is formed in the middle of the installation seat, L-shaped through holes are formed in two sides of the installation seat, an L-shaped movable plate is embedded in the L-shaped through hole, a reset spring is connected between the L-shaped movable plate and the hole wall of the L-shaped through hole, threads are arranged above the installation seat, the installation cap is in threaded connection with the installation seat, the connecting block comprises a connecting rod and a connecting ring, the connecting ring is fixedly connected to the upper surface of the connecting rod, the connecting rod is communicated with the connecting ring, the bottom end of the thermal resistor penetrates through the connecting block and the installation seat and extends into the pipeline, and a first rubber sealing ring, and a second rubber sealing ring is arranged between the thermal resistor and the inner wall of the connecting ring, and the second rubber sealing ring is sleeved on the outer surface of the first rubber sealing ring.

As an optimal technical scheme of the utility model, the bottom lateral surface fixedly connected with safety cover of installation cap, the safety cover is the chrysotile cover.

As an optimal technical scheme of the utility model, the equidistant fixedly connected with antislip strip in surface of mounting cap, be provided with the gib block between the antislip strip.

As an optimal technical scheme of the utility model, the upper end fixedly connected with regulating plate of L type fly leaf, the surface cover of regulating plate has the rubber sleeve.

As an optimized technical scheme of the utility model, the surface cover of mount pad has the rubber pad, the rubber pad is located the below of mounting cap.

As a preferred technical scheme of the utility model, the connecting rod is the threaded rod, the connecting rod cooperatees with the screw through-hole size.

(III) advantageous effects

Compared with the prior art, the utility model provides a thermal resistance installation pressure-bearing fastener possesses following beneficial effect:

1. this thermal resistance installation pressure-bearing fastener through seting up L type through-hole in the inside of mount pad, passes through spring coupling L type fly leaf in the inside of L type through-hole, passes through the threaded connection mounting cap in addition in the top of mount pad, sets up the rubber pad between mounting cap and pipeline, and the L type fly leaf that will outwards pop out supports the inner wall of pipeline, utilizes the outer wall that mounting cap extrusion rubber pad supported the pipeline, and both sides are fixed simultaneously, and easy operation has alleviateed operating personnel's work burden greatly.

2. This thermal resistance installation pressure-bearing fastener, through set up first rubber seal between the inner wall at thermal resistance and connecting rod, set up second rubber seal between the inner wall of thermal resistance and go-between, and second rubber seal overlaps the surface at first rubber seal, improved the gas tightness between thermal resistance and the connecting block greatly, set up the rubber pad in addition between installation cap and pipeline and further improved the gas tightness between thermal resistance and the fastener, be worth generally using and promoting.

Drawings

FIG. 1 is a schematic exploded front view of the main body of the present invention;

FIG. 2 is a schematic view of the exploded side structure of the main body of the present invention;

FIG. 3 is a schematic top view of the main body of the present invention;

fig. 4 is a schematic view of the L-shaped movable plate structure of the present invention.

In the figure: 1. a mounting seat; 2. a pipeline; 3. installing a cap; 4. connecting blocks; 41. a connecting rod; 42. a connecting ring; 5. a thermal resistor; 6. mounting holes; 7. a threaded through hole; 8. an L-shaped through hole; 9. an L-shaped movable plate; 10. a return spring; 11. a first rubber seal ring; 12. a second rubber seal ring; 13. a protective cover; 14. anti-slip strips; 15. a guide strip; 16. an adjusting plate; 17. and (7) a rubber pad.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a thermal resistor installation pressure-bearing fastening device comprises a mounting seat 1, a pipeline 2, a mounting cap 3, a connecting block 4 and a thermal resistor 5, wherein the mounting seat 1 is a cylinder, a mounting hole 6 is formed in the upper surface of the pipeline 2, the mounting hole 6 is matched with the mounting seat 1 in size, a threaded through hole 7 is formed in the middle of the mounting seat 1, L-shaped through holes 8 are formed in two sides of the mounting seat 1, an L-shaped movable plate 9 is embedded in each L-shaped through hole 8, a reset spring 10 is connected between each L-shaped movable plate 9 and the hole wall of each L-shaped through hole 8, threads are arranged above the mounting seat 1, the mounting cap 3 is in threaded connection with the mounting seat 1, the connecting block 4 comprises a connecting rod 41 and a connecting ring 42, the connecting ring 42 is fixedly connected to the upper surface of the connecting rod 41, the connecting rod 41 is communicated with the connecting ring 42, the bottom end of the thermal resistor 5 penetrates through the connecting block 4 and the mounting seat, a second rubber sealing ring 12 is arranged between the thermal resistor 5 and the inner wall of the connecting ring 42, and the second rubber sealing ring 12 is sleeved on the outer surface of the first rubber sealing ring 11.

In this embodiment, the mounting cap 3 is connected to the upper portion of the mounting base 1 through a screw, the rubber pad 17 is disposed between the mounting cap 3 and the pipeline 2, the L-shaped movable plate 9 which is outwardly sprung under the action of the return spring 10 abuts against the inner wall of the pipeline 2, the mounting cap 3 is used to press the rubber pad 17 to abut against the outer wall of the pipeline 2, and both sides are fixed at the same time, so that the fastening device can be fixed above the pipeline 2.

Specifically, the outer side surface of the bottom end of the mounting cap 3 is fixedly connected with a protective cover 13, and the protective cover 13 is a chrysotile cover.

In this embodiment, the bottom end of the mounting cap 3 is provided with the protective cover 13 to protect the rubber pad 17, and the chrysotile force field has high strength and large inner surface area, so that the rubber pad has high adsorption capacity. The airtightness between the mount 1 and the mounting hole 6 can be further improved.

Specifically, the surface of the mounting cap 3 is fixedly connected with anti-slip strips 14 at equal intervals, and guide strips 15 are arranged between the anti-slip strips 14.

In this embodiment, the anti-slip strips 14 are provided to facilitate the inspector to screw the mounting cap 3 to the mounting base 1.

Specifically, the upper end of the L-shaped movable plate 9 is fixedly connected with an adjusting plate 16, and a rubber sleeve is sleeved on the surface of the adjusting plate 16.

In this embodiment, set up regulating plate 16 and can make things convenient for the detection personnel to remove the position of L type fly leaf 9, set up the rubber sleeve and can play skid-proof effect, play the guard action to detection personnel's hand simultaneously.

Specifically, the outer surface of the mounting seat 1 is sleeved with a rubber pad 17, and the rubber pad 17 is positioned below the mounting cap 3.

In this embodiment, the provision of the rubber pad 17 can increase the airtightness between the mounting cap 3 and the outer surface of the pipe 2.

Specifically, the connecting rod 41 is a threaded rod, and the connecting rod 41 is matched with the threaded through hole 7 in size.

In this embodiment, the connection block 4 can be connected to the mounting base 1 by inserting the connection rod 41 into the threaded through hole 7 and rotating the connection rod 41.

The utility model discloses a theory of operation and use flow: when the thermal resistor installation pressure-bearing fastening device is used, firstly, the adjusting plate 16 is extruded to enable the L-shaped movable plate 9 to be embedded in the L-shaped through hole 8, the bottom end of the installation seat 1 extends into the installation hole 6, the adjusting plate 16 is loosened to enable the L-shaped movable plate 9 to extend out of the L-shaped through hole 8 under the action of the reset spring 10 and abut against the inner wall of the pipeline 2, meanwhile, the installation cap 3 is in threaded connection with the installation seat 1, the installation cap 3 extrudes the rubber gasket 17 to abut against the outer wall of the pipeline 2, two sides of the installation cap are fixed simultaneously, the thermal resistor 5 sequentially penetrates through the connecting block 4 and the installation seat 1 to extend into the pipeline 2 to carry out temperature detection, as the first rubber sealing ring 11 is arranged between the thermal resistor 5 and the inner wall of the connecting rod 41, the second rubber sealing ring 12 is arranged between the thermal resistor 5 and the inner wall of the connecting ring 42, and the, the airtightness between the thermal resistance 5 and the fastening means is greatly improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a thermal resistance installation pressure-bearing fastener, includes mount pad (1), pipeline (2), installation cap (3), connecting block (4) and thermal resistance (5), its characterized in that: the mounting seat (1) is a cylinder, a mounting hole (6) is formed in the upper surface of the pipeline (2), the mounting hole (6) is matched with the mounting seat (1) in size, a threaded through hole (7) is formed in the middle of the mounting seat (1), L-shaped through holes (8) are formed in two sides of the mounting seat (1), an L-shaped movable plate (9) is embedded in each L-shaped through hole (8), a reset spring (10) is connected between each L-shaped movable plate (9) and the hole wall of each L-shaped through hole (8), threads are arranged above the mounting seat (1), the mounting cap (3) is in threaded connection with the mounting seat (1), the connecting block (4) comprises a connecting rod (41) and a connecting ring (42), the connecting ring (42) is fixedly connected to the upper surface of the connecting rod (41), and the connecting rod (41) is communicated with the connecting ring (42), bottom through connection piece (4) and mount pad (1) of thermal resistance (5) stretch to the inside of pipeline (2), be provided with first rubber seal (11) between the inner wall of thermal resistance (5) and connecting rod (41), be provided with second rubber seal (12) between the inner wall of thermal resistance (5) and go-between (42), second rubber seal (12) cover is at the surface of first rubber seal (11).

2. A thermal resistance installation pressure-bearing fastening device according to claim 1, characterized in that: the bottom lateral surface fixedly connected with safety cover (13) of installation cap (3), safety cover (13) are the chrysotile cover.

3. A thermal resistance installation pressure-bearing fastening device according to claim 1, characterized in that: the surface of the mounting cap (3) is fixedly connected with anti-slip strips (14) at equal intervals, and guide strips (15) are arranged between the anti-slip strips (14).

4. A thermal resistance installation pressure-bearing fastening device according to claim 1, characterized in that: the upper end fixedly connected with regulating plate (16) of L type fly leaf (9), the surface cover of regulating plate (16) has the rubber sleeve.

5. A thermal resistance installation pressure-bearing fastening device according to claim 1, characterized in that: the outer surface of the mounting seat (1) is sleeved with a rubber pad (17), and the rubber pad (17) is located below the mounting cap (3).

6. A thermal resistance installation pressure-bearing fastening device according to claim 1, characterized in that: the connecting rod (41) is a threaded rod, and the connecting rod (41) is matched with the threaded through hole (7) in size.