CN214374449U - Open flash point tester - Google Patents

Abstract

The utility model belongs to the technical field of the technique of check out test set and specifically relates to a opening flash point tester is related to, including opening flash point tester body, the fixed protection casing that is provided with on the opening flash point tester body, set up the window that supplies the staff operation on the protection casing, the both sides that lie in the window on the protection casing articulate there is the guard gate, the guard gate can seal the window completely, be provided with the subassembly that opens and shuts that is used for controlling the guard gate to open and close on the protection casing. The opening and closing assembly comprises a push-pull rod, connecting rods and a power piece, wherein the push-pull rod is arranged on the protective cover in a sliding mode, the connecting rods are hinged to the two sides of the push-pull rod, and the power piece is used for driving the push-pull rod to move in a reciprocating mode; one end of the connecting rod, which is far away from the push-pull rod, is hinged with the protective door, and the connecting rod and the protective door are in one-to-one correspondence. And a sealing gasket is fixedly arranged on one side of each two adjacent protective doors. The application has the advantage of improving the detection effect.

Description

Open flash point tester

Technical Field

The application relates to the technical field of detection equipment, in particular to an opening flash point tester.

Background

The open flash point tester is a test instrument for determining the flash point and the ignition point of petroleum products and asphalt with the open flash point higher than 79 ℃ except fuel oil.

When the existing open flash point tester carries out the flash point test of a sample, the sample needs to be placed on a heating plate, the sample is heated from the lower part of the heating plate through the ignition of a heater, and a sweeping device drives a fire source to sweep from the upper part of the sample so as to heat the sample, so that the purpose of the test is completed.

However, the heater, the heating plate and the sweeping device of the existing open flash point tester are all exposed outside, and suspended particles such as dust in the air are attached and accumulated on the heating plate, the heater and the sweeping device of the tester, so that the testing effect is influenced.

SUMMERY OF THE UTILITY MODEL

In order to improve the detection effect, the application provides an opening flash point tester.

The application provides an opening flash point tester adopts following technical scheme:

the utility model provides an opening flash point tester, includes opening flash point tester body, the fixed protection casing that is provided with on the opening flash point tester body, set up the window that supplies the staff operation on the protection casing, the both sides that lie in the window on the protection casing articulate there is the guard gate, the guard gate can seal the window completely, be provided with the subassembly that opens and shuts that is used for controlling the guard gate and opens and close on the protection casing.

Through adopting above-mentioned technical scheme, when detecting, the subassembly control guard gate that opens and shuts is opened for the staff can place on the opening flash point tester body through the window by the detected object. After the detection is completed, the opening and closing assembly controls the protective door to be closed, so that the protective door completely seals a window in the protective cover, external suspended particles can be prevented from entering, and the detection effect is improved.

Optionally, the opening and closing assembly comprises a push-pull rod slidably arranged on the protective cover, connecting rods hinged to two sides of the push-pull rod, and a power member for driving the push-pull rod to move in a reciprocating manner; one end of the connecting rod, which is far away from the push-pull rod, is hinged with the protective door, and the connecting rod and the protective door are in one-to-one correspondence.

By adopting the technical scheme, the power piece drives the push-pull rod to extend out towards the direction close to the protective door, the push-pull rod drives the connecting rod, and the connecting rod drives the protective door so that the protective door is opened. When the power piece drives the push-pull rod to move towards the direction far away from the protective door, the connecting rod drives the protective door to close, so that the protective door seals the window.

Optionally, a sliding groove is formed in the protective cover, a sliding block is fixedly arranged on the push-pull rod, and the sliding block is slidably arranged in the sliding groove.

By adopting the technical scheme, the push-pull rod is more stable in moving due to the matching of the sliding grooves and the sliding blocks, so that the push-pull rod is not prone to being inclined.

Optionally, the sliding groove is a dovetail groove, and the sliding block is a trapezoidal block.

Through adopting above-mentioned technical scheme, promoted the compactness of being connected between slider and the spout for the slider is difficult for taking place to drop when removing in the spout.

Optionally, rollers are uniformly distributed on the sliding block, and the rollers extend out of the sliding block and abut against the bottom of the sliding groove.

Through adopting above-mentioned technical scheme, the gyro wheel can prop up the slider for the slider is when removing, and the gyro wheel can support on the spout, rolls in the spout, has played the effect of protection to the slider, has reduced the wearing and tearing to the slider, has promoted the life of slider. Simultaneously, the setting of gyro wheel also makes the slider more smooth steady when removing.

Optionally, the power part is an electric cylinder, a cylinder body of the electric cylinder is fixed on the protective cover, and a piston rod of the electric cylinder is fixed and coaxially arranged with the push-pull rod.

By adopting the technical scheme, the electric cylinder has high precision, high response speed and low maintenance cost. When the piston rod of the electric cylinder extends out, the push-pull rod can be driven to move towards the direction close to the protective door, so that the protective door is opened. When the piston rod of the electric cylinder is retracted, the push-pull rod can be driven to move towards the direction far away from the protective door, so that the protective door is closed.

Optionally, an observation window is arranged on the protective door.

Through adopting above-mentioned technical scheme, the setting up of observation window makes the staff can see through the inside detection condition, convenient to use of guard gate audio-visual observation protection casing.

Optionally, a sealing gasket is fixedly arranged on one side of each of the two protection doors close to each other.

Through adopting above-mentioned technical scheme, sealed setting up makes two guard gate when closed, and two sealed pads are to being in the same place to seal the clearance between two guard gate, further improved the sealed effect of protection casing, make the inside that the suspended particle is difficult for entering into the protection casing.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when detecting, the subassembly control guard gate that opens and shuts is opened for the staff can place on the opening flash point tester body by the detected object through the window. After the detection is finished, the opening and closing assembly controls the protective door to be closed, so that the protective door completely seals a window in the protective cover and can prevent outside suspended particles from entering.

2. The setting of sealed pad makes two guard gate when the closure, and two sealed pads are to being in the same place to seal the clearance between two guard gate, further improved the sealed effect of protection casing, make the inside that the suspended particle is difficult for entering into the protection casing.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is another angle overall structure diagram of the embodiment of the present application.

Reference numerals: 1. an open flash point tester body; 2. a protective cover; 21. a window; 22. a chute; 3. a protective door; 31. an observation window; 32. a gasket; 41. a push-pull rod; 411. a slider; 412. a roller; 42. a connecting rod; 43. and (4) an electric cylinder.

Detailed Description

The technical solutions in the present application will be described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses an opening flash point tester. Referring to fig. 1 and 2, an open flash point tester includes an open flash point tester body 1, a protection cover 2 is fixedly disposed on the open flash point tester body 1, and the protection cover 2 covers a detection portion of the open flash point tester body 1. Offer the window 21 that supplies the staff operation on protection casing 2 for inside the staff can stretch into protection casing 2 with the hand, will be detected the thing and place and detect on opening flash point tester body 1.

Referring to fig. 1 and 2, the protective door 3 is hinged to the protective cover 2 at two sides of the window 21, and the protective door 3 is rotated to make the protective door 3 abut against the protective cover 2, so that the window 21 can be completely closed by the protective door 3, and thus, external suspended particles are blocked outside. Be provided with the subassembly that opens and shuts that is used for controlling guard gate 3 to open and close on protection casing 2 for the staff conveniently controls opening and shutting of guard gate 3, has reduced the operation degree of difficulty.

Referring to fig. 1 and 2, the opening and closing assembly includes a push-pull rod 41 slidably disposed on the top of the shield 2, connecting rods 42 symmetrically hinged on both sides of the push-pull rod 41, and a power member for driving the push-pull rod 41 to reciprocate. The link 42 is located at an end of the push-pull rod 41 near the guard door 3. One end of the connecting rod 42, which is far away from the push-pull rod 41, is hinged with the protective door 3, and the connecting rods 42 correspond to the protective door 3 one by one.

When the power member drives the push-pull rod 41 to extend towards the direction close to the protective door 3, the connecting rod 42 rotates under the action of the push-pull rod 41, and the connecting rod 42 drives the protective door 3 to rotate, so that the protective door 3 is opened. When the power member drives the push-pull rod 41 to move away from the protective door 3, the connecting rod 42 drives the protective door 3 to rotate, so that the protective door 3 abuts against the protective cover 2 to close the window 21.

Referring to fig. 1 and 2, a sliding groove 22 is formed on the top surface of the protection cover 2, and a sliding block 411 is fixedly disposed on one side of the push-pull rod 41 close to the protection cover 2. The slider 411 extends along the axis of the push-pull rod 41. The sliding block 411 is slidably disposed in the sliding groove 22, and the sliding groove 22 guides and limits the movement of the push-pull rod 41, so that the push-pull rod 41 is not prone to being tilted during movement.

Further, in order to improve the moving stability of the push-pull rod 41, the sliding groove 22 is provided as a dovetail groove, and the sliding block 411 is provided as a trapezoidal block matched with the sliding groove 22, so that the connection between the sliding block 411 and the sliding groove 22 is tighter, and the sliding block 411 is not easy to fall off from the sliding groove 22 when moving in the sliding groove 22.

Further, referring to fig. 2, in order to reduce the wear on the slider 411, a roller 412 is rotatably disposed on the slider 411. The rollers 412 are uniformly arranged along the length direction of the slider 411. The roller 412 extends from the sliding block 411 and abuts against the bottom of the sliding slot 22, so that when the sliding block 411 moves, the roller 412 rolls in the sliding slot 22, and the sliding block 411 is protected to a certain extent. Meanwhile, the arrangement of the roller 412 also makes the sliding block 411 move more smoothly.

Referring to fig. 1, the power member is provided as an electric cylinder 43. The cylinder body of the electric cylinder 43 is fixedly arranged on the top surface of the protective cover 2, and the piston rod of the electric cylinder 43 is fixedly connected with the push-pull rod 41 and coaxially arranged, so that when the piston rod of the electric cylinder 43 extends, the push-pull rod 41 extends towards the direction close to the protective door 3, and when the piston rod retracts, the push-pull rod 41 is driven to retract towards the direction far away from the protective door 3.

Referring to fig. 1 and 2, in order to facilitate a worker to observe the inside of the protection cover 2 during detection, an observation window 31 is embedded in the protection door 3. Under some circumstances that can realize, observation window 31 is ya keli transparent plate material for the staff can be audio-visual obtains the inside condition of protection casing 2.

Referring to fig. 1 and 2, in order to further improve the protection effect, a gasket 32 is fixedly disposed on a side where the two protection doors 3 are close to each other. Under some circumstances that can realize, sealed 32 is the rubber material, and when two guard gate 3 were in the closed condition, two sealed 32 supports together, has improved the sealing performance of protection casing 2.

The implementation principle of the embodiment of the application is as follows: during detection, the electric cylinder 43 is started, the piston rod of the electric cylinder 43 extends out to drive the push-pull rod 41 to move towards the direction close to the protective door 3, so that the connecting rod 42 rotates, the connecting rod 42 drives the protective door 3 to rotate, and the protective door 3 is opened. After the detection is finished, the electric cylinder 43 is started again, the piston rod of the electric cylinder 43 retracts to drive the push-pull rod 41 to move, the push-pull rod 41 drives the connecting rod 42, the connecting rod 42 drives the protective door 3 to close, and therefore the detection part of the open flash point tester body 1 is covered inside.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. An open flash point tester, characterized in that: including opening flash point tester body (1), fixed protection casing (2) of being provided with on opening flash point tester body (1), offer window (21) that supply the staff to operate on protection casing (2), the both sides that lie in window (21) on protection casing (2) articulate there is guard gate (3), guard gate (3) can seal window (21) completely, be provided with the subassembly that opens and shuts that is used for controlling guard gate (3) to open and close on protection casing (2).

2. An open flash tester according to claim 1, wherein: the opening and closing assembly comprises a push-pull rod (41) arranged on the protective cover (2) in a sliding mode, connecting rods (42) hinged to two sides of the push-pull rod (41) and a power piece for driving the push-pull rod (41) to move in a reciprocating mode; one end of the connecting rod (42) departing from the push-pull rod (41) is hinged to the protective door (3), and the connecting rods (42) correspond to the protective door (3) one by one.

3. An open flash tester according to claim 2, wherein: the protective cover (2) is provided with a sliding groove (22), the push-pull rod (41) is fixedly provided with a sliding block (411), and the sliding block (411) is arranged in the sliding groove (22) in a sliding mode.

4. An open flash tester according to claim 3, wherein: the sliding groove (22) is a dovetail groove, and the sliding block (411) is a trapezoidal block.

5. An open flash tester according to claim 4, wherein: the sliding blocks (411) are uniformly provided with rollers (412), and the rollers (412) extend out of the sliding blocks (411) and abut against the bottom of the sliding groove (22).

6. An open flash tester according to claim 2, wherein: the power part is an electric cylinder (43), the cylinder body of the electric cylinder (43) is fixed on the protective cover (2), and the piston rod of the electric cylinder (43) is fixed and coaxially arranged with the push-pull rod (41).

7. An open flash tester according to claim 1, wherein: an observation window (31) is arranged on the protective door (3).

8. An open flash tester according to claim 1, wherein: and one side of each two adjacent protective doors (3) is fixedly provided with a sealing gasket (32).

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