CN220154322U - Clamping device for thermal conductivity coefficient tester - Google Patents

Abstract

The utility model discloses a clamping device for a heat conductivity coefficient tester, which comprises a heat conductivity coefficient tester body, a height adjusting mechanism, a lifting plate and a clamping mechanism, wherein a test cavity is arranged in the heat conductivity coefficient tester body, the height adjusting mechanism extending into the test cavity is arranged on the heat conductivity coefficient tester body, the lifting plate is arranged on the height adjusting mechanism, the clamping mechanism is arranged on the lifting plate, and the clamping mechanism comprises: the device comprises a transmission rod, a first thread, a second thread, a toggle rod, a first thread sleeve, a second thread sleeve, a clamping block and a limiting rod. The utility model has the advantages of convenient clamping of materials, convenient adjustment of the height of the materials and convenient testing.

Description

Clamping device for thermal conductivity coefficient tester

Technical Field

The utility model relates to the technical field of thermal conductivity coefficient measuring instruments, in particular to a clamping device for a thermal conductivity coefficient measuring instrument.

Background

The heat conductivity coefficient tester (or resistance) is one of the main thermal properties of the heat insulation material and is a main mark for identifying the heat insulation property quality of the material. In recent years, along with the release of building energy conservation regulations, china places more and more importance on building energy conservation. Therefore, accurate determination of the parameter is necessary, and has important significance for reasonable material selection.

When using the thermal conductivity coefficient tester to carry out the thermal conductivity coefficient to the material and survey, need hold the material to the thermal conductivity coefficient tester in earlier, need paste the top of material and the thermal sensor of thermal conductivity coefficient tester together when survey to survey the temperature of material, but, current clamping device of thermal conductivity coefficient tester can only carry out the centre gripping but can not adjust the height of material, lead to the material that awaits measuring must have certain height and paste together with the thermal sensor in the thermal conductivity coefficient tester, influence the use of thermal conductivity coefficient tester, therefore, to above current situation, urgent need develop a clamping device for thermal conductivity coefficient tester convenient to test, in order to overcome the not enough of current practical application, satisfy current demand.

Disclosure of Invention

The utility model aims to provide a clamping device for a thermal conductivity coefficient tester, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a clamping device for thermal conductivity coefficient apparatus, includes thermal conductivity coefficient apparatus body, altitude mixture control mechanism, lifter plate and fixture, this internal test chamber that is provided with of thermal conductivity coefficient apparatus, install the altitude mixture control mechanism who extends to the test intracavity on the thermal conductivity coefficient apparatus body, install the lifter plate on the altitude mixture control mechanism, install fixture on the lifter plate, fixture includes: the lifting device comprises a transmission rod, a first thread, a second thread, a poking rod, a first thread sleeve, a second thread sleeve, a clamping block and a limiting rod, wherein the transmission rod is rotationally connected to a lifting plate, the first thread is arranged on the left half section of the transmission rod, the second thread is arranged on the right half section of the transmission rod, the first thread sleeve matched with the first thread is arranged on the outer side of the first thread, the second thread sleeve matched with the first thread is arranged on the outer side of the second thread, the limiting rod penetrating through the lifting plate is arranged on the lower sides of the first thread sleeve and the second thread sleeve, the limiting rod is in sliding connection with the lifting plate, the clamping block is fixedly arranged on the upper sides of the first thread sleeve and the second thread sleeve, and the poking rod is fixedly arranged on the right end of the transmission rod.

Preferably: the first thread and the second thread are opposite in rotation direction.

Preferably: and a limiting chute for limiting the movement of the limiting rod is arranged on the lifting plate.

Preferably: the height adjustment mechanism includes: the heat conduction coefficient tester comprises a screw rod, synchronous wheels, synchronous belts, rotating handles and sliding blocks, wherein the screw rod is rotationally connected with two screw rods, each screw rod is provided with one synchronous wheel at the upper end, the two synchronous wheels are in synchronous belt transmission connection, the rotating handles are arranged at the tops of the screw rods, and each screw rod is provided with one sliding block.

Preferably: the left end and the right end of the lifting plate are fixed with a sliding block.

The beneficial effects of the utility model are as follows: this clamping device for thermal conductivity tester, during the use, place the material that awaits measuring between two grip blocks, then, drive the transfer line through the poking rod and rotate, drive first thread bush and second thread bush through the transfer line and remove in opposite directions, drive two grip blocks in opposite directions through first thread bush and second thread bush, grip the material through two grip blocks, the rethread rotates the handle and drives the lead screw and rotate, drive the slider through the lead screw and remove, drive the lifter plate through the slider and remove, drive the fixture right-hand member through the lifter plate, drive the material that awaits measuring through fixture and reciprocate, make the top of the material that awaits measuring laminate with the thermal sensor of test intracavity mutually. In conclusion, the clamping device is convenient for clamping materials, convenient for adjusting the height of the materials and convenient for testing.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic perspective view of a second embodiment of the present utility model.

FIG. 3 is a schematic view of the present utility model in use.

Fig. 4 is a schematic view of a part of the structure of the present utility model.

Legend description:

1. a thermal conductivity meter body; 101. a cabinet door; 102. a test chamber; 2. a height adjusting mechanism; 201. a screw rod; 202. a synchronizing wheel; 203. a synchronous belt; 204. rotating the handle; 205. a slide block; 3. a lifting plate; 301. limiting sliding grooves; 4. a clamping mechanism; 401. a transmission rod; 402. a first thread; 403. a second thread; 404. a toggle rod; 405. a first threaded sleeve; 406. a second threaded sleeve; 407. a clamping block; 408. and a limit rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Specific examples are given below.

Referring to fig. 1 to 4, in the embodiment of the utility model, a clamping device for a thermal conductivity coefficient tester comprises a thermal conductivity coefficient tester body 1, a height adjusting mechanism 2, a lifting plate 3 and a clamping mechanism 4, wherein a testing cavity 102 is arranged in the thermal conductivity coefficient tester body 1, a cabinet door 101 is arranged at the front side of the testing cavity 102, materials are placed into the testing cavity 102 for thermal conductivity coefficient measurement during use, the height adjusting mechanism 2 extending into the testing cavity 102 is arranged on the thermal conductivity coefficient tester body 1, the lifting plate 3 is arranged on the height adjusting mechanism 2, the clamping mechanism 4 is arranged on the lifting plate 3, during use, the materials are clamped through the clamping mechanism 4, then the lifting plate 3 is driven to move through the height adjusting mechanism 2, the clamping mechanism 4 is driven to move up and down through the lifting plate 3, the top end of the materials is attached to a thermal sensor in the testing cavity 102, and the thermal conductivity of the materials is transferred to the thermal sensor during test.

The height adjusting mechanism 2 includes: the heat conduction coefficient tester comprises lead screws 201, synchronous wheels 202, synchronous belts 203, rotating handles 204 and sliding blocks 205, wherein two lead screws 201 are rotationally connected to a heat conduction coefficient tester body 1, one synchronous wheel 202 is installed at the upper end of each lead screw 201, the synchronous belts 203 between the two synchronous wheels 202 are in transmission connection, the rotating handles 204 are installed at the tops of the lead screws 201, one sliding block 205 is installed on each lead screw 201, the left end and the right end of a lifting plate 3 are fixed with one sliding block 205, and when the heat conduction coefficient tester is used, the lead screws 201 are driven to rotate through the rotating handles 204, the sliding blocks 205 are driven to move through the lead screws 201, and the lifting plate 3 is driven to move through the sliding blocks 205, so that the height of the lifting plate 3 is adjusted.

The clamping mechanism 4 includes: the transmission rod 401, first screw thread 402, second screw thread 403, the poking rod 404, first thread bush 405, second thread bush 406, grip block 407 and gag lever post 408, the transmission rod 401 rotates and connects on lifter plate 3, the left half section of transmission rod 401 is provided with first screw thread 402, the right half section of transmission rod 401 is provided with second screw thread 403, first thread bush 405 matched with it is installed in the outside of first screw thread 402, second thread bush 406 matched with it is installed in the outside of second screw thread 403, the gag lever post 408 that runs through lifter plate 3 is all installed to the downside of first thread bush 405 and second thread bush 406, stop lever 408 and lifter plate 3 sliding connection, be provided with the spacing chute 301 that is used for the movement of gag lever post 408 on the lifter plate 3, limit the movement of first thread bush 405 and second thread bush 406 through the gag lever post 408 makes it can not rotate and can only do rectilinear movement, the grip block 407 is all fixed to the upside of first thread bush 405 and second thread bush 406, first screw thread bush 405 and second screw thread bush 403 installs the second screw thread bush 406 in the outside, the second screw thread bush 401 and second screw thread bush 406 and second screw thread bush 401 and second screw-down, when the opposite direction of rotation of second screw thread bush 401 and second screw thread bush 406 make two screw thread bush 401 and second screw thread bush 401 move to the opposite direction of movement through the second screw thread bush 405, and second screw thread bush 401 and drive the opposite screw-thread and the driver.

Working principle: this clamping device for thermal conductivity tester, during the use, place the material that awaits measuring between two grip blocks 407, then, drive the transfer line 401 through toggle lever 404 and rotate, drive first thread bush 405 and second thread bush 406 through transfer line 401 and remove in opposite directions, drive two grip blocks 407 through first thread bush 405 and second thread bush 406 and remove in opposite directions, grip the material through two grip blocks 407, the rethread rotates handle 204 and drives lead screw 201 and rotate, drive slider 205 through lead screw 201 and remove, drive lifter plate 3 through slider 205 and remove, drive fixture 4 right-hand member through lifter plate 3, drive the material that awaits measuring through fixture 4 and reciprocate, make the top of the material that awaits measuring laminate with the thermal sensor in the test chamber 102.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims (5)

1. The utility model provides a clamping device for thermal conductivity coefficient apparatus, its characterized in that includes thermal conductivity coefficient apparatus body (1), high adjustment mechanism (2), lifter plate (3) and fixture (4), be provided with test cavity (102) in thermal conductivity coefficient apparatus body (1), install on thermal conductivity coefficient apparatus body (1) and extend to high adjustment mechanism (2) in test cavity (102), install lifter plate (3) on high adjustment mechanism (2), install fixture (4) on lifter plate (3), fixture (4) include: the novel lifting device comprises a transmission rod (401), a first thread (402), a second thread (403), a poking rod (404), a first thread sleeve (405), a second thread sleeve (406), clamping blocks (407) and a limiting rod (408), wherein the transmission rod (401) is rotationally connected to a lifting plate (3), the first thread (402) is arranged on the left half section of the transmission rod (401), the second thread (403) is arranged on the right half section of the transmission rod (401), the first thread sleeve (405) matched with the first thread (402) is arranged on the outer side of the first thread (402), the second thread sleeve (406) matched with the second thread sleeve is arranged on the outer side of the second thread (403), the limiting rods (408) penetrating through the lifting plate (3) are arranged on the lower sides of the first thread sleeve (405) and the second thread sleeve (406), the limiting rods (408) are slidably connected with the lifting plate (3), one clamping blocks (407) are fixed on the upper sides of the first thread sleeve (405) and the second thread sleeve (406), and the right end of the transmission rod (404) is fixed.

2. The clamping device for a thermal conductivity meter according to claim 1, wherein the first thread (402) and the second thread (403) are in opposite directions of rotation.

3. The clamping device for a thermal conductivity measuring instrument according to claim 1, wherein a limit chute (301) for moving a limit lever (408) is provided on the lifting plate (3).

4. The clamping device for a thermal conductivity meter according to claim 1, wherein the height adjusting mechanism (2) comprises: lead screw (201), synchronizing wheel (202), hold-in range (203), rotation handle (204) and slider (205), it is connected with two lead screws (201) to rotate on heat conductivity coefficient apparatus body (1), every synchronizing wheel (202) are all installed to the upper end of lead screw (201), two hold-in range (203) transmission are connected between synchronizing wheel (202), rotation handle (204) are installed at the top of lead screw (201), every slider (205) are all installed on lead screw (201).

5. The clamping device for a thermal conductivity measuring instrument according to claim 4, wherein both the left and right ends of the lifting plate (3) are fixed to one slider (205).